82_FR_49261 82 FR 49058 - Self-Regulatory Organizations; Bats EDGX Exchange, Inc.; Notice of Filing of Amendment No. 1 and Order Granting Accelerated Approval of a Proposed Rule Change, as Modified by Amendment No. 1, To Adopt New Rules Governing the Trading of Complex Orders on the Exchange

82 FR 49058 - Self-Regulatory Organizations; Bats EDGX Exchange, Inc.; Notice of Filing of Amendment No. 1 and Order Granting Accelerated Approval of a Proposed Rule Change, as Modified by Amendment No. 1, To Adopt New Rules Governing the Trading of Complex Orders on the Exchange

SECURITIES AND EXCHANGE COMMISSION

Federal Register Volume 82, Issue 203 (October 23, 2017)

Page Range49058-49068
FR Document2017-22886

Federal Register, Volume 82 Issue 203 (Monday, October 23, 2017)
[Federal Register Volume 82, Number 203 (Monday, October 23, 2017)]
[Notices]
[Pages 49058-49068]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2017-22886]



[[Page 49058]]

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SECURITIES AND EXCHANGE COMMISSION

[Release No. 34-81891; File No. SR-BatsEDGX-2017-29]


Self-Regulatory Organizations; Bats EDGX Exchange, Inc.; Notice 
of Filing of Amendment No. 1 and Order Granting Accelerated Approval of 
a Proposed Rule Change, as Modified by Amendment No. 1, To Adopt New 
Rules Governing the Trading of Complex Orders on the Exchange

October 17, 2017.

I. Introduction

    On June 30, 2017, Bats EDGX Exchange, Inc. (``EDGX'' or the 
``Exchange'') filed with the Securities and Exchange Commission 
(``Commission''), pursuant to Section 19(b)(1) of the Securities 
Exchange Act of 1934 (``Act'') \1\ and Rule 19b-4 thereunder,\2\ a 
proposed rule change to adopt rules to govern the trading of complex 
orders on EDGX. The proposed rule change was published for comment in 
the Federal Register on July 19, 2017.\3\ The Commission received no 
comments regarding the proposal. On August 23, 2017, pursuant to 
Section 19(b)(2) of the Act,\4\ the Commission extended the time for 
Commission action on the proposal until October 17, 2017.\5\ EDGX filed 
Amendment No. 1 to the proposal on October 16, 2017.\6\ The Commission 
is publishing this notice to solicit comment on Amendment No. 1 to the 
proposed rule change from interested persons and is approving the 
proposed rule change, as modified by Amendment No. 1, on an accelerated 
basis.
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    \1\ 15 U.S.C. 78s(b)(1).
    \2\ 17 CFR 240.19b-4.
    \3\ See Securities Exchange Act Release No. 81137 (July 13, 
2017), 82 FR 33170 (``Notice'').
    \4\ 15 U.S.C. 78s(b)(2).
    \5\ See Securities Exchange Act Release No. 81468 (August 23, 
2017), 82 FR 41079 (August 29, 2017).
    \6\ Amendment No. 1 revises the proposal to: (1) Limit the 
availability of Complex Only orders to EDGX Market Makers: (2) Limit 
to 30 seconds or less the configurable time the Exchange would wait 
in the event the System cannot determine an equilibrium price or a 
permissible equilibrium price prior to opening a strategy; (3) 
provide additional justification and rational for giving first 
priority to Priority Customer Orders on the Simple Book in the 
allocation of interest at the conclusion of a COA; (4) expand the 
discussion and justification for the proposed market data feeds; (5) 
provide additional clarification of the provisions addressing 
trading halts, Legging, and the and complex order opening process; 
(6) provide an example relating to the operation of concurrent COAs, 
and make other minor structural, technical, and clarifying 
amendments to improve the understandability of the rules. To promote 
transparency of its proposed amendment, when EDGX filed Amendment 
No. 1 with the Commission, it also submitted Amendment No. 1 as a 
comment letter to the file, which the Commission posted on its Web 
site and placed in the public comment file for SR-BatsEDGX-2017-29. 
The Exchange also posted a copy of its Amendment No. 1 on its Web 
site (available at: http://cdn.batstrading.com/resources/regulation/rule_filings/pending/2017/SR-BatsEDGX-2017-29-Amendment-No-1.pdf) 
when it filed Amendment No. 1 with the Commission.
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II. Description of the Proposed Rule Change, as Modified by Amendment 
No. 1

A. Definitions

    New EDGX Rule 21.20 establishes the following defined terms that 
will apply to the trading of complex orders: ABBO,\7\ BBO,\8\ Complex 
Order Auction (``COA''),\9\ COA-Eligible Order,\10\ Complex Order,\11\ 
Complex Order Book (``COB''),\12\ Complex Strategy,\13\ NBBO,\14\ 
Regular Trading,\15\ Simple Book,\16\ Synthetic Best Bid or Offer 
(``SBBO''),\17\ and Synthetic National Best Bid or Offer 
(``SNBBO'').\18\
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    \7\ EDGX Rule 21.20(a)(1) defines the term ABBO to mean the best 
bid(s) or offer(s) disseminated by other Eligible Exchanges (as 
defined in Rule 27.1(a)(7)) and calculated by the Exchange based on 
market information received by the Exchange from OPRA.
    \8\ EDGX Rule 21.20(a)(2) defines the term BBO to mean the best 
bid or offer on the Simple Book on the Exchange.
    \9\ EDGX Rule 21.20(a)(3) defines the Complex Order Auction 
(``COA'') as an auction of a complex order as set forth in EDGX Rule 
21.20(d).
    \10\ EDGX Rule 21.20(a)(4) defines a COA-eligible order as a 
complex order designated to be placed into a Complex Order Auction 
upon receipt that meets the requirements of EDGX Rule 21.20(d)(1).
    \11\ EDGX Rule 21.20(a)(5) defines a complex order as any order 
involving the concurrent purchase and/or sale of two or more 
different options in the same underlying security (the ``legs'' or 
``components'' of the complex order), for the same account, in a 
ratio that is equal to or greater than one-to-three (.333) and less 
than or equal to three-to-one (3.00) and for the purposes of 
executing a particular investment strategy. Only those complex 
orders in the classes designated by the Exchange and communicated to 
Members with no more than the applicable number of legs, as 
determined by the Exchange on a class-by-class basis and 
communicated to Members, are eligible for processing. The Exchange 
will communicate such information to Members by making publicly 
available specifications and/or publishing a Regulatory Circular. 
See Notice, 82 FR at 33171.
    \12\ EDGX Rule 21.20(a)(6) defines the Complex Order Book 
(``COB'') as the Exchange's electronic book of complex orders.
    \13\ EDGX Rule 21.20(a)(7) defines the term complex strategy to 
mean a particular combination of components and their ratios to one 
another. New complex strategies can be created as the result of the 
receipt of a complex instrument creation request or complex order 
for a complex strategy that is not currently in the System. The 
Exchange may limit the number of new complex strategies that may be 
in the System at a particular time and will communicate any such 
limitation to Members via specifications and/or Regulatory Circular. 
EDGX notes that the two methods for creating a new complex strategy 
will be equally available to all EDGX Members. See Notice, 82 FR at 
33171.
    \14\ EDGX Rule 21.20(a)(8) defines the term NBBO to mean the 
national best bid or offer as calculated by the Exchange based on 
market information received by the Exchange from OPRA.
    \15\ EDGX Rule 21.20(a)(9) defines the term regular trading to 
mean the trading of complex orders that occurs during a trading 
session other than: (i) At the opening or re-opening of the COB for 
trading following a halt; or (ii) during the COA process (as 
described in EDGX Rule 21.20(d)).
    \16\ EDG Rule 21.20(a)(10) defines the Simple Book as the 
Exchange's regular electronic book of orders.
    \17\ EDGX Rule 21.20(a)(11) states that the Synthetic Best Bid 
or Offer (``SBBO'') is calculated using the best displayed price for 
each component of a complex strategy from the Simple Book.
    \18\ EDGX Rule 21.20(a)(12) states that the Synthetic National 
Best Bid or Offer (``SNBBO'') is calculated using the NBBO for each 
component of a complex strategy to establish the best net bid and 
offer for a complex strategy. The NBBO is the national best bid or 
offer as calculated by the Exchange based on market information 
received by the Exchange from OPRA. See EDGX Rule 21.20(a)(8).
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B. Order Types and Times in Force

    EDGX proposes to amend EDGX Rule 21.1 to add two new Times in Force 
that are not currently available on EDGX, Good Til Cancelled (``GTC'') 
\19\ and At the Open (``OPG'') orders.\20\ Both GTC and OPG ultimately 
will be available on both the Simple Book and on the COB.\21\ EDGX 
notes that other exchanges offer GTC orders and orders that, like OPG 
orders, participate only in the exchange's opening process.\22\ Complex 
orders also may be submitted with a Time in Force of GTD, IOC, or 
DAY.\23\
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    \19\ See Notice, 82 FR at 33182. GTC means, for an order so 
designated, that if after entry into the System, the order is not 
fully executed, the order (or the unexecuted portion thereof) shall 
remain available for potential display and/or execution unless 
cancelled by the entering party, or until the option expires, 
whichever comes first. See EDGX Rule 21.1(f)(4).
    \20\ OPG means, for an order so designated, an order that shall 
only participate in the opening process on the Exchange. An OPG 
order not executed in the opening process will be cancelled. See 
EDGX Rule 21.1(f)(6).
    \21\ See Notice, 82 FR at 33182, and EDGX Rules 21.1(f)(4) and 
(f)(6), and 21.20(b).
    \22\ See Notice, 82 FR at 33184-33185 (citing C2 Rules 
6.10(e)(2) and 610(c)(7) and ISE Rules 715(o) and 715(r)).
    \23\ See EDGX Rule 21.20(b).
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    EDGX proposes to allow Members to submit limit and market complex 
orders,\24\ COA-eligible and Do Not COA Orders,\25\ and Complex Orders 
with Match Trade Prevention Modifiers.\26\

[[Page 49059]]

EDGX Market Makers \27\ also will be able to submit Complex Only 
orders.\28\ EDGX notes that limiting Complex Only orders to EDGX Market 
Makers is equivalent to approved functionality on MIAX and will 
encourage use by participants that are most likely to provide liquidity 
to EDGX on the COB.\29\
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    \24\ See id.
    \25\ Complex orders that are marked as IOC will, by default, not 
initiate a COA upon arrival, but a Member that submits an order 
marked IOC may elect to opt-in to initiating a COA and any quantity 
of the IOC order not executed will be cancelled at the end of the 
COA. All other Times in Force will by default initiate a COA, but a 
Member may elect to opt-out of initiating a COA. Orders with 
instructions to (or which default to) initiate a COA are referred to 
as COA-eligible orders, subject to the additional eligibility 
requirements set forth in Rule 21.20, while orders with instructions 
not to (or which default not to) initiate a COA are referred to as 
do-not-COA orders. See EDGX Rule 21.20(b)(2).
    \26\ EDGX's System will support, when trading against other 
complex orders on the COB, complex orders with the following MTP 
Modifiers defined in Rule 21.1(g): MTP Cancel Newest, MTP Cancel 
Oldest and MTP Cancel Both. When Legging into the Simple Book, a 
complex order with any MTP Modifier will be cancelled if it would 
execute against any leg on the Simple Book that includes an order 
with an MTP Modifier and the same Unique Identifier as the complex 
order. See EDGX Rule 21.20(b)(3).
    \27\ A Market Maker is an Options Member that is registered with 
the Exchange for the purpose of making markets in options contracts 
traded on the Exchange and that is vested with the rights and 
responsibilities specified in Chapter XXII of EDGX's Rules. See EDGX 
Rule 16.1(a)(37).
    \28\ See Amendment No. 1. Complex Only Orders allow an EDGX 
Market Maker to designate a complex order with a time in force of 
DAY or IOC to only check against the COB. Unless designated as 
Complex Only, and for all other Times in Force and complex order 
origin codes, a complex order will check against both the COB and 
the Simple Book. See EDGX Rule 21.20(b)(1) and Amendment No. 1.
    \29\ See Amendment No. 1. EDGX believes that Market Makers may 
use Complex Only orders as part of their strategy to maintain 
additional control over their executions, in connection with their 
attempt to provide and not remove liquidity, or in connection with 
applicable fees for executions. See id.
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    EDGX will communicate to Members via specifications and/or 
Regulatory Circular when the complex order types, among those listed in 
EDGX Rule 21.20(b), are available for use on EDGX.\30\ EDGX expects to 
launch the COB with all of the proposed order types, except for orders 
with a Time in Force of GTC.\31\
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    \30\ See Amendment No. 1 and EDGX Rule 21.20(b).
    \31\ See Amendment No. 1.
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C. Trading of Complex Orders

    EDGX will determine and communicate to Members via specifications 
and/or Regulatory Circular which complex order origin codes (i.e., non-
broker-dealer customers, broker-dealers that are not Market Makers on 
an options exchange, and/or Market Makers on an options exchange) are 
eligible for entry onto the COB.\32\ Complex orders will be subject to 
all other EDGX rules that pertain to orders submitted to EDGX 
generally, unless otherwise provided in Rule 21.20.\33\
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    \32\ See EDGX Rule 21.20(c).
    \33\ See id.
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1. Minimum Increments and Trade Prices
    Under the proposed rules, bids and offers on complex orders may be 
expressed in $0.01 increments, and the component(s) of a complex order 
may be executed in $0.01 increments, regardless of the minimum 
increments otherwise applicable to individual components of the complex 
order.\34\ If any component of a complex strategy would be executed at 
a price that is equal to a Priority Customer bid or offer on the Simple 
Book,\35\ at least one other component of the complex strategy must 
trade at a price that is better than the corresponding BBO.\36\ A 
complex order will not be executed at a net price that would cause any 
component of the complex strategy to be executed: (i) At a price of 
zero; or (ii) ahead of a Priority Customer Order on the Simple Book 
without improving the BBO of at least one component of the complex 
strategy.\37\
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    \34\ See EDGX Rule 21.20(c)(l).
    \35\ The Simple Book is EDGX's regular electronic book of 
orders. See EDGX Rule 21.20(a)(10).
    \36\ See EDGX Rule 21.20(c)(l)(B). The BBO is the best bid or 
offer on the Simple Book on EDGX. See EDGX Rule 21.20(a)(2).
    \37\ See EDGX Rule 21.20(c)(1)(C).
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2. Execution of Complex Orders
a. Opening and Reopening
    The Opening Process for the COB (``Opening Process'') will operate 
at the beginning of each trading session and upon re-opening after a 
halt.\38\ Members may submit complex orders to EDGX as set forth in 
EDGX Rule 21.6(c).\39\ Any complex orders designated for the Opening 
Process for the COB will be queued until 9:30 a.m., at which time they 
will be eligible to be executed in the Opening Process for the COB.\40\ 
Any complex orders designated for a re-opening following a halt will be 
queued until the halt has ended, at which time they will be eligible to 
be executed in the Opening Process for the COB.\41\ Beginning at 7:30 
a.m. and updated every five seconds thereafter, EDGX will disseminate 
through the data feeds described in EDGX Rule 21.15 indicative prices 
and order imbalance information associated with the Opening Process for 
the COB while complex orders are queued prior to 9:30 a.m. or, in the 
case of a halt, prior to re-opening.\42\
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    \38\ See EDGX Rule 21.20(c)(2)(A).
    \39\ See id. and Amendment No. 1.
    \40\ See EDGX Rule 21.20(c)(2)(A).
    \41\ See id.
    \42\ See id. and Amendment No. 1.
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    Complex orders do not participate in the Opening Process for the 
individual option series conducted pursuant to EDGX Rule 21.7.\43\ The 
Opening Process will commence when all legs of the complex strategy are 
open on the Simple Book.\44\ If there are complex orders in a strategy 
that have been queued but none that can match, the System \45\ will 
open that strategy without a trade and transition such orders to the 
COB, subject to Legging into the Simple Book, as described in EDGX Rule 
21.20(c)(2)(F).\46\
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    \43\ See EDGX Rule 21.20(c)(2)(A).
    \44\ See id.
    \45\ The ``System'' is the electronic communications and trading 
facility designated by EDGX's Board of Directors through which 
securities orders of Users are consolidated for ranking, execution 
and, when applicable, routing away. See EDGX Rule 1.5(cc).
    \46\ See EDGX Rule 21.20(c)(2)(B) and Amendment No. 1.
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    If there are complex orders that can match, the System will 
determine the equilibrium price where the most complex orders can 
trade.\47\ When an equilibrium price is established at or within the 
SNBBO,\48\ EDGX will execute matching complex orders in price/time 
priority at the equilibrium price (i.e., orders better than the 
equilibrium price are executed first in price/time priority and 
thereafter orders at the equilibrium price are executed in time 
priority).\49\ Any remaining complex order or the remaining portion 
thereof will be entered into the COB, subject to the Member's 
instructions.\50\ If, after a configurable time period established by 
EDGX that may not exceed thirty seconds, the System cannot match orders 
because it cannot determine an equilibrium price (i.e., all queued 
orders are Market Orders) or a permissible equilibrium price (i.e., 
within the SNBBO that also satisfies proposed EDGX Rule 
21.20(c)(1)(C)), the System will open the strategy without a trade and 
transition such orders to the COB.\51\

[[Page 49060]]

All complex orders received by EDGX prior to EDGX opening the strategy, 
including complex orders received during any delay that EDGX applies 
pursuant to EDGX Rule 21.20(c)(2)(D), will be eligible to be matched in 
the Opening Process.\52\
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    \47\ See EDGX Rule 21.20(c)(2)(C). EDGX Rule 21.20(c)(2)(C) 
further provides that if there are multiple price levels that would 
result in the same number of strategies executed, the System will 
choose the price that would result in the smallest remaining 
imbalance. If there are multiple price levels that would result in 
the same number of strategies executed and would leave the same 
``smallest'' imbalance, the System will choose the price that is 
closest to the Volume Based Tie Breaker (``VBTB'') as the opening 
price. For purposes of Rule 21.20(c)(2)(C), the VBTB is the midpoint 
of the SNBBO. If there is no valid VBTB available, the System will 
use the midpoint of the highest and lowest potential opening prices 
as the opening price. If the midpoint price would result in an 
invalid increment, the System will round up to the nearest 
permissible increment and use that as the opening price. If 
executing at the equilibrium price would require printing at the 
same price as a Priority Customer on any leg in the Simple Book, the 
System will adjust the equilibrium price to a price that is better 
than the corresponding bid or offer in the marketplace by at least a 
$0.01 increment. See id.
    \48\ See footnote 18, supra.
    \49\ See EDGX Rule 21.20(c)(2)(D) and Amendment No. 1.
    \50\ See EDGX Rule 21.20(c)(2)(D).
    \51\ See EDGX Rule 21.20(c)(2)(D) and Amendment No. 1. EDGX 
believes that the proposed configurable time period is important 
because the opening price protections are relatively restrictive 
(i.e., based on the SNBBO) and EDGX wants to have the ability to 
periodically adjust the process to improve its operation. EDGX 
states that it will adjust the process to include the amount of 
delay that the Exchange believes will allow sufficient opportunity 
to have Opening Process executions while also transitioning to 
regular trading as quickly as possible. The Exchange believes that 
limiting this time period to thirty seconds or less will ensure that 
the COB opens promptly and efficiently but that the Exchange also 
allows enough time for the individual leg markets across all options 
exchanges, including the Exchange, to open and stabilize. EDGX notes 
that, although not configurable, in an analogous opening process for 
its equities market (set forth in EDGX Rule 11.7(d)), when a 
security cannot be opened through such process based on orders 
received and market conditions, the Exchange waits fifteen minutes 
before transitioning such orders to its order book. See Amendment 
No. 1.
    \52\ See EDGX Rule 21.20(c)(2)(D) and Amendment No. 1.
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b. Pricing
    Incoming complex orders will not be executed at prices inferior to 
the SBBO or at a price that is equal to the SBBO when there is a 
Priority Customer Order \53\ at the best SBBO price.\54\ Complex orders 
will never be executed at a price that is outside of the individual 
component prices on the Simple Book, and the net price of a complex 
order executed against another complex order on the COB will never be 
inferior to the price that would be available if the complex order 
legged into the Simple Book.\55\
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    \53\ A ``Priority Customer'' is any person or entity that is 
not: (A) A broker or dealer in securities; or (B) a Professional, 
and a ``Priority Customer Order'' is an order for the account of a 
Priority Customer. See EDGX Rule 16.1(a)(45). A ``Professional'' is 
any person or entity that: (A) Is not a broker or dealer in 
securities; and (B) places more than 390 orders in listed options 
per day on average during a calendar month for its own beneficial 
account(s). See EDGX Rule 16.1(a)(46).
    \54\ See EDGX Rule 21.20(c)(2)(E).
    \55\ See id.
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    Incoming complex orders that cannot be executed because the 
executions would be priced (i) outside of the SBBO, or (ii) equal to 
the SBBO due to a Priority Customer Order at the best SBBO price, will 
be cancelled if such complex orders are not eligible to be placed on 
the COB.\56\ Complex orders will be executed without consideration of 
any prices for the complex strategy that might be available on other 
exchanges trading the same complex strategy provided, however, that 
such complex order price may be subject to the Drill-Through Price 
Protection set forth in Interpretation and Policy .04(f) of EDGX Rule 
21.20.\57\
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    \56\ See id.
    \57\ See Section II.G, infra, for a discussion of the Drill-
Through Price Protection feature.
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3. Priority
    A complex order may be executed at a net credit or debit price 
against another complex order without giving priority to bids or offers 
established in the marketplace that are no better than the bids or 
offers comprising such net credit or debit; provided, however, that if 
any of the bids or offers established in the marketplace consist of a 
Priority Customer Order, at least one component of the complex strategy 
must trade at a price that is better than the corresponding BBO by at 
least a $0.01 increment.\58\
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    \58\ See EDGX Rule 21.20(c)(3)(A). EDGX notes that other options 
exchanges have adopted similar rules. See Notice, 82 FR at 33175, 
n.34.
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    Complex orders will be automatically executed against bids and 
offers on the COB in price priority, and bids and offers at the same 
price on the COB will be executed in time priority.\59\ Complex orders 
that leg into the Simple Book will be executed in accordance with EDGX 
Rule 21.8.\60\ EDGX notes that a complex order on EDGX would execute 
first against orders on the Simple Book (except in the limited 
circumstances described in EDGX Rule 21.20(c)(2)(F)) if any of the bids 
or offers established in the simple marketplace consist of a Priority 
Customer Order.\61\
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    \59\ See EDGX Rule 21.20(c)(3)(B).
    \60\ See id.
    \61\ See Notice, 82 FR at 33184.
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4. Managed Interest Process
    EDGX Rule 21.20(c)(4) sets forth the managed interest process that 
describes how the System handles a complex order that is not 
immediately executed upon receipt, including how such an order is 
priced and re-priced on the COB.\62\ The managed interest process, 
which is initiated when a complex order that is eligible to be placed 
on the COB cannot be executed against either the COB or the Simple Book 
at the complex order's net price, is intended to ensure that a complex 
order to be managed does not result in a locked or crossed market on 
the Exchange.\63\ Once initiated, the managed interest process for 
complex orders will be based upon the SBBO.\64\
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    \62\ Complex orders will not be routed outside of EDGX 
regardless of the prices displayed by away markets. See EDGX Rule 
21.20(c)(4).
    \63\ See Notice, 82 FR at 33175.
    \64\ See EDGX Rule 21.20(c)(4). A complex order for which the 
Drill-Through Price Protection is engaged will be managed to the 
Drill-Through Price, as described in EDGX Rule 21.20, 
Interpretations and Policy .04(f). See Notice, 82 FR at 33175, n.36.
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    Under the managed interest process, a complex order that is resting 
on the COB and is either a complex market order, as described in EDGX 
Rule 21.20(c)(6), or a complex order with a limit price that locks or 
crosses the current opposite side SBBO when the SBBO is the best price, 
may be subject to the managed interest process for complex orders.\65\ 
If the order is not a COA-eligible order, as defined in EDGX Rule 
21.20(a)(4), the System will first determine if the inbound complex 
order can be matched against other complex orders resting on the COB at 
a price that is at or inside the SBBO (provided there are no Priority 
Customer Orders on the Simple Book at that price).\66\ Second, the 
System will determine if the inbound complex order can be executed by 
Legging against individual orders resting on the Simple Book at the 
SBBO. A complex order subject to the managed interest process will 
never be executed at a price that is through the individual component 
prices on the Simple Book.\67\ The net price of a complex order subject 
to the managed interest process that is executed against another 
complex order on the COB will never be inferior to the price that would 
be available if the complex order legged into the Simple Book.\68\ When 
the opposite side SBBO includes a Priority Customer Order, the System 
will book and display the booked complex order on the COB at a price 
(the ``book and display price'') that is $0.01 away from the current 
opposite side SBBO.\69\
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    \65\ See EDGX Rule 21.20(c)(4)(A).
    \66\ See id.
    \67\ See id.
    \68\ See id.
    \69\ See id. For an example of the complex order managed 
interest process when the SBBO includes Priority Customer Interest, 
see Notice, 82 FR at 33176.
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    When the opposite side SBBO does not include a Priority Customer 
Order and is not available for execution in the ratio of the complex 
order, or cannot be executed through Legging with the Simple Book, as 
described in EDGX Rule 21.20(c)(2)(F), the System will place the 
complex order on the COB and display the booked complex order at a book 
and display price that will lock the current opposite side SBBO (i.e., 
because it is a price at which another complex order can trade).\70\
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    \70\ See EDGX Rule 21.20(c)(4)(A) and Notice, 82 FR at 33176. 
For an example of the complex order managed interest process when 
the ratio to allow Legging does not exist and there is no Priority 
Customer Interest at the SBBO, see Notice, 82 FR at 33176.
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    If the SBBO changes, the complex order's book and display price 
will continuously re-price to the new SBBO until: (i) The complex order 
has been

[[Page 49061]]

executed in its entirety; (ii) if not executed, the complex order's 
book and display price has reached its limit price or, in the case of a 
complex market order, the new SBBO, subject to any applicable price 
protections; (iii) the complex order has been partially executed and 
the remainder of the order's book and display price has reached its 
limit price or, in the case of a complex market order, the new SBBO, 
subject to any applicable price protections; or (iv) the complex order 
or any remaining portion of the complex order is cancelled.\71\ If EDGX 
receives a new complex order for the complex strategy on the opposite 
side of the market from the managed complex order that can be executed, 
the System will immediately execute the remaining contracts from the 
managed complex order to the extent possible at the complex order's 
current book and display price.\72\ If unexecuted contracts remain from 
the complex order on the COB, the complex order's size will be revised 
and disseminated to reflect the complex order's remaining contracts at 
its current managed book and display price.\73\
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    \71\ See EDGX Rule 21.20(c)(4)(B).
    \72\ See id.
    \73\ See id.
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5. Evaluation Process
    EDGX Rule 21.20(c)(5) describes how and when the System determines 
to execute or otherwise handle complex orders in the System.\74\ EDGX 
notes that the System will evaluate complex orders initially once all 
components of the complex strategy are open, upon receipt as set forth 
in EDGX Rule 21.20(c)(5)(A), and continually, as set forth in EDGX Rule 
21.20(c)(5)(B).\75\ EDGX Rule 21.20(c)(5)(C) states that if the System 
determines that a complex order is COA-eligible, the order will be 
submitted into the COA process described in EDGX Rule 21.20(d).\76\ 
EDGX states that the purpose of the evaluation process for complex 
orders is to determine (i) their eligibility to initiate, or to 
participate in, a COA; (ii) their eligibility to participate in the 
managed interest process; (iii) their eligibility for full or partial 
execution against a complex order resting on the COB or through the 
Legging into the Simple Book; (iv) whether the complex order should be 
cancelled; and (v) whether the complex order or any remaining portion 
thereof should be placed or remain on the COB.\77\ EDGX states that the 
continual and event-triggered evaluation process ensures that the 
System is monitoring and assessing the COB for incoming complex orders, 
and changes in market conditions or events that cause complex orders to 
re-price and/or execute, and conditions or events that result in the 
cancellation of complex orders on the COB.\78\
---------------------------------------------------------------------------

    \74\ See Notice, 82 FR at 33176.
    \75\ See id. EDGX Rule 21.20(c)(5)(A) states that new complex 
orders are evaluated upon receipt to determine if they are COA 
eligible or (i) eligible for full or partial execution against 
another complex order resting on the COB; (ii) eligible for full or 
partial execution through Legging with the Simple Book; (iii) 
whether all or any remaining portion of such an order should be 
placed on the COB; (iv) the eligibility of such orders for the 
managed interest process; (v) whether such orders should be 
cancelled. EDGX Rule 21.20(c)(5)(B) states that the System will 
continue to evaluate complex orders on the COB and also will 
continue to evaluate (i) whether such complex orders are eligible 
for full or partial execution against a complex order resting on the 
COB; (ii) whether such complex orders are eligible for full or 
partial execution through Legging with the Simple Book; (iii) 
whether any remaining portion of a complex order should be placed on 
the COB; (iv) whether all or the remaining portion of a complex 
should be placed on the COB; and (v) whether such complex orders 
should be cancelled. EDGX Rule 21.20(c)(5)(B) also states that the 
System will continue to evaluate whether there is a trading halt 
affecting any component of a complex strategy and, if so, the System 
will handle complex orders as set forth in EDGX Rule 21.20, 
Interpretation and Policy .05.
    \76\ See EDGX Rule 21.20(c)(5)(C). If the System determines that 
a complex order is not COA-eligible, the complex order may be (i) 
immediately matched and executed against a complex order resting on 
the COB; (ii) executed against the individual components of the 
complex order on the Simple Book through Legging; (iii) placed on 
the COB and managed pursuant to the managed interest process; or 
(iv) cancelled by the System if the time-in-force of the complex 
order does not allow it to rest on the COB. See EDGX Rule 
21.20(c)(5)(D).
    \77\ See Notice, 82 FR at 33175.
    \78\ See id.
---------------------------------------------------------------------------

6. Complex Market Orders
    EDGX Rule 21.20(c)6) describes the handling of complex market 
orders. Complex orders may be submitted as market orders and may be 
designated as COA-eligible.\79\ Complex market orders designated as 
COA-eligible may initiate a COA upon arrival.\80\ Complex market orders 
not designated as COA-eligible will trade with any contra-side complex 
orders, or against the individual legs, up to and including the SBBO, 
and if not fully executed due to applicable price protection may be 
posted to the COB, subject to the managed interest process and the 
evaluation process.\81\
---------------------------------------------------------------------------

    \79\ See EDGX Rule 21.20(c)(6).
    \80\ See EDGX Rule 21.20(c)(6)(A).
    \81\ See EDGX Rule 21.20(c)(6)(B). See Sections II.C.4 and 
II.C.5, supra, respectively, for a discussion of the managed 
interest process and the evaluation process.
---------------------------------------------------------------------------

D. Legging

    EDGX Rule 21.20(c)(2)(F) describes the Legging process through 
which complex orders, under certain circumstances, are executed against 
the individual components of a complex strategy on the Simple Book.\82\ 
EDGX Rule 21.20(c)(2)(F) provides that complex orders up to a maximum 
number of legs (determined by the Exchange on a class-by-class basis as 
either two, three, or four legs and communicated to Members via 
specifications and/or Regulatory Circular) may be automatically 
executed against bids and offers on the Simple Book for the individual 
legs of the complex order (``Legging''), provided the complex order can 
be executed in full or in a permissible ratio by such bids and 
offers.\83\ Complex orders with two option legs where both legs are 
buying or both legs are selling and both legs are calls or both legs 
are puts may only trade against other complex orders on the COB and 
will not be permitted to leg into the Simple Book.\84\ Notwithstanding 
the foregoing, all two leg COA-eligible Customer complex orders will be 
allowed to leg into the Simple Book without restriction.\85\ Complex 
orders with three or four option legs where all legs are buying or all 
legs are selling may only trade against other complex orders on the COB 
and will not leg into the Simple Book, regardless of whether the option 
leg is a call or a put.\86\
---------------------------------------------------------------------------

    \82\ See Notice, 82 FR at 33174.
    \83\ See EDGX Rule 21.20(c)(2)(F).
    \84\ See id.
    \85\ See id. EDGX notes that Legging against the individual 
components of a complex order on the Simple Book allows complex 
orders to access the full liquidity of the Exchange's Simple Book, 
thus enhancing the possibility of executions at the best available 
prices on the Exchange. EDGX believes this is particularly true for 
Customer complex orders and, thus, does not propose to limit the 
ability of such orders to leg into the Simple Book (when such orders 
are two-legged orders). See Amendment No. 1.
    \86\ See EDGX Rule 21.20(c)(2)(F). EDGX notes that its 
restrictions on Legging are substantially similar to those in ISE 
Rules 722(b)(3)(ii)(A) and (B). See Amendment No. 1.
---------------------------------------------------------------------------

E. COA Process

    EDGX Rule 21.20(d) describes the COA process. All option classes 
will be eligible to participate in a COA.\87\ Upon evaluation, as set 
forth in EDGX Rule 21.20(c)(5), EDGX may determine to automatically 
submit a COA-eligible order into a COA.\88\
---------------------------------------------------------------------------

    \87\ See EDGX Rule 21.20(d).
    \88\ See id.
---------------------------------------------------------------------------

1. Eligibility and Initiation
    A ``COA-eligible order'' is a complex order that, as determined by 
the Exchange, is eligible to initiate a COA based upon the Member's 
instructions, the order's marketability (i.e., if the price of such 
order is equal to or better than the current SBBO, subject to

[[Page 49062]]

applicable restrictions when a Priority Customer Order comprises a 
portion of the SBBO) as determined by the Exchange, number of 
components, and complex order origin codes (i.e., non-broker-dealer 
customers, broker-dealers that are not market makers on an options 
exchange, and/or market makers on an options exchange as determined by 
the Exchange).\89\ Determinations by the EDGX with respect to COA 
eligibility will be communicated to Members via specifications and/or 
Regulatory Circular.\90\
---------------------------------------------------------------------------

    \89\ See EDGX Rule 21.20(d)(1). EDGX notes that other options 
exchanges have limited auction eligibility for complex orders based 
on order origin code (citing MIAX Rule 518(d)(1), CBOE Rule 
6.53C(d)(i), and NYSE American Rule 980NY(e)(1)). See Notice, 82 FR 
at 33177.
    \90\ See EDGX Rule 21.20(d)(1).
---------------------------------------------------------------------------

    To initiate a COA, a COA-eligible order must be designated as such 
(either affirmatively or by default) \91\ and must meet the criteria 
described in proposed EDGX Rule 21.20, Interpretation and Policy 
.02.\92\ Dissemination of information related to COA-eligible orders by 
the submitting Member to third parties will be deemed conduct 
inconsistent with just and equitable principles of trade, as described 
in EDGX Rule 3.1.\93\
---------------------------------------------------------------------------

    \91\ Complex orders that are marked as IOC will, by default, not 
initiate a COA upon arrival, but a Member that submits an order 
marked IOC may elect to opt-in to initiating a COA and any quantity 
of the IOC order not executed will be cancelled at the end of the 
COA. All other Times in Force will by default initiate a COA, but a 
Member may elect to opt-out of initiating a COA. See EDGX Rule 
21.20(b)(2). As noted above, market orders may be designated as COA-
eligible. See EDGX Rule 21.20(c)(6). See also Notice, 82 FR at 
33172.
    \92\ EDGX Rule 21.20, Interpretation and Policy .02 provides 
that if a COA-eligible order is priced equal to, or improves, the 
SBBO and is also priced to improve other complex orders resting at 
the top of the COB, the complex order will be eligible to initiate a 
COA, provided that if any of the bids or offers on the Simple Book 
that comprise the SBBO consists of a Priority Customer Order, the 
COA will only be initiated if it will trade at a price that is 
better than the corresponding bid or offer by at least a $0.01 
increment. EDGX believes that if a complex order is not priced equal 
to, or better than, the SBBO or is not priced to improve other 
complex orders resting at the top of the COB, it would not be 
reasonable to anticipate that the complex order would generate a 
meaningful number of COA Responses such that there would be price 
improvement of the complex order's limit price. Thus, EDGX believes 
that these criteria ensure that a COA will be conducted only when 
there is a reasonable and realistic chance for price improvement 
through the COA. See Notice, 82 FR at 33185.
    \93\ See EDGX Rule 21.20, Interpretation and Policy .03.
---------------------------------------------------------------------------

2. Commencement of a COA
    Upon receipt of a COA-eligible order, EDGX will send a COA auction 
message to all subscribers to EDGX's data feeds that deliver COA 
Auction messages.\94\ The COA auction message will identify the COA 
auction ID, instrument ID (i.e., the complex strategy), origin code, 
quantity, and side of the market of the COA-eligible order.\95\ EDGX 
may also determine to include the price in COA auction messages, and if 
it does so it will announce that determination in published 
specifications and/or Regulatory Circular to Members.\96\
---------------------------------------------------------------------------

    \94\ See EDGX Rule 21.20(d)(2). EDGX notes that any Member may 
subscribe to EDGX's data feeds that include auction notifications. 
See Notice, 82 FR at 33814.
    \95\ See EDGX Rule 21.20(d)(2).
    \96\ See id. The price included in the COA auction message will 
be the limit order price, unless the COA is initiated by a complex 
market order, in which case such price will be the SBBO, subject to 
any applicable price protections. See id.
---------------------------------------------------------------------------

3. COA Responses
    A Member with any origin code, including a Priority Customer, may 
submit a response to the COA auction message (a ``COA Response'') 
during the Response Time Interval.\97\ COA Responses may be submitted 
in $0.01 increments and must specify the price, size, side of the 
market (i.e., a response to a buy COA as a sell or a response to a sell 
COA as a buy) and COA auction ID for the COA to which the response is 
targeted.\98\ Multiple COA Responses from the same Member may be 
submitted during the Response Time Interval.\99\ COA Responses 
represent non-firm interest that can be modified or withdrawn at any 
time prior to the end of the Response Time Interval, though any 
modification to a COA Response other than a decrease of size will 
result in a new timestamp and a loss of priority.\100\ COA Responses 
will not be displayed by the Exchange.\101\ At the end of the Response 
Time Interval, COA Responses are firm (i.e., guaranteed at their price 
and size).\102\ Any COA Responses not executed in full will expire at 
the end of the COA.\103\ Any COA Responses not executable based on the 
price of the COA will be cancelled immediately.\104\
---------------------------------------------------------------------------

    \97\ See EDGX Rule 21.20(d)(4). The Response Time Interval is 
the period of time during which responses to the COA may be entered. 
The Exchange will determine the duration of the Response Time 
Interval, which shall not exceed 500 milliseconds, and will 
communicate it to Members via specifications and/or Regulatory 
Circular. See EDGX Rule 21.20(d)(3). EDGX notes that the Response 
Time Interval is based on MIAX Rule 518(d)(3). See Notice, 82 FR at 
33177, n.45.
    \98\ See EDGX Rule 21.20(d)(4).
    \99\ See id.
    \100\ See id.
    \101\ See id.
    \102\ See id.
    \103\ See id.
    \104\ See id.
---------------------------------------------------------------------------

4. Processing of COA-Eligible Orders
    At the end of the Response Time Interval, COA-eligible orders may 
be executed in whole or in part against the best priced contra side 
interest.\105\ Any unexecuted portion of a COA-eligible order remaining 
at the end of the Response Time Interval will be placed on the COB and 
ranked pursuant to EDGX Rule 21.20(c)(3) or cancelled, if IOC.\106\
---------------------------------------------------------------------------

    \105\ See EDGX Rule 21.20(d)(5)(A).
    \106\ See EDGX Rule 21.20(d)(5)(B).
---------------------------------------------------------------------------

    The COA will terminate: (i) Upon receipt of a new non-COA-eligible 
order on the same side as the COA but with a better price, in which 
case the COA will be processed and the new order will be posted to the 
COB; (ii) if an order is received that would improve the SBBO on the 
same side as the COA in progress to a price better than the auction 
price, in which case the COA will be processed, the new order will be 
posted to the Simple Book and the SBBO will be updated; or (iii) if a 
Priority Customer Order is received that would join or improve the SBBO 
on the same side as the COA in progress to a price equal to or better 
than the auction price, in which case the COA will be processed, the 
new order will be posted to the Simple Book and the SBBO will be 
updated.\107\ In addition, a COA will terminate immediately without 
trading if any individual component or underlying security of a complex 
strategy in the COA process is subject to a halt as described in EDGX 
Rule 21.20, Interpretation and Policy .05.\108\
---------------------------------------------------------------------------

    \107\ See EDGX Rule 21.20(d)(5)(C).
    \108\ See EDGX Rule 21.20, Interpretation and Policy .05(b).
---------------------------------------------------------------------------

5. COA Pricing and Allocations at the Conclusion of a COA
    A complex strategy will not be executed at a net price that would 
cause any component of the complex strategy to be executed: (A) At a 
price of zero; or (B) ahead of a Priority Customer Order on the Simple 
Book without improving the BBO on at least one component of the complex 
strategy by at least $.01.\109\ Orders executed in a COA will be 
allocated first in price priority based on their original limit price 
as follows: (A) Priority Customer Orders resting on the Simple Book; 
(B) COA Responses and unrelated orders on the COB in time priority; and 
(C) remaining individual orders in the Simple Book (i.e., non-Priority 
Customer), which will be allocated pursuant to EDGX Rule 21.8.\110\ 
EDGX believes the priority model to provide highest priority to 
Priority Customer Orders resting on the

[[Page 49063]]

Simple Book is consistent with the long-standing policies of customer 
protection found throughout the Act and the rules of options exchanges, 
and maintains the Exchange's current practice by affording such 
priority.\111\ EDGX notes that the current priority model for the 
Exchange provides first priority to Priority Customers prior to 
execution of any orders of other participants (``non-Customers'') 
pursuant to the Customer Overlay set forth in EDGX Rule 
21.8(d)(1).\112\ Thus, orders of non-Customers on the Simple Book are 
already afforded last priority as compared to Priority Customers.\113\ 
EDGX states that because all listed options are traded on options 
exchanges, there is significant retail customer participation directly 
on exchanges.\114\ In turn, because of such direct retail customer 
participation, EDGX states that the exchanges have taken steps to 
afford those retail customers--generally Priority Customers--more 
favorable treatment in some circumstances.\115\ EDGX believes this 
treatment is appropriate to encourage retail participation in the 
market generally, and in light of the fact that Priority Customers are 
not necessarily immersed in the day-to-day trading of the markets and 
may have less understanding of how complex order books operate and 
interact with leg markets.\116\
---------------------------------------------------------------------------

    \109\ See EDGX Rule 21.20(d)(6). For an example of pricing in a 
COA, see Notice, 82 FR at 33178.
    \110\ See EDGX Rule 21.20(d)(7). For examples of allocations at 
the conclusion of a COA, see Notice, 82 FR at 33178-79 and Amendment 
No. 1.
    \111\ See EDGX Rule 21.8 and Amendment No. 1.
    \112\ See Amendment No. 1. EDGX states that the Exchange 
currently applies the Customer Overlay to all options traded on the 
Exchange. See id.
    \113\ See id.
    \114\ See id.
    \115\ See id.
    \116\ See id.
---------------------------------------------------------------------------

6. Overlapping COAs
    EDGX Rule 21.20, Interpretation and Policy .02 provides that a COA 
will be allowed to commence even when a COA for the same strategy is 
already underway.\117\ EDGX represents that it has systems capacity to 
process multiple overlapping COAs consistent with the proposal, 
including systems necessary to conduct surveillance of activity 
occurring in such auctions.\118\ EDGX states that if it does not permit 
overlapping COAs, a Member who wishes to submit a COA-eligible order 
but has its order rejected because another COA is already underway in 
the complex strategy must either wait for that COA to conclude and re-
submit the order to the Exchange (possibly constantly resubmitting the 
complex order to ensure it is received by the Exchange before another 
COA commences) or must send the order to another options exchange that 
accepts complex orders.\119\
---------------------------------------------------------------------------

    \117\ EDGX Rule 21.20, Interpretation and Policy .02 states that 
to the extent there is more than one COA for a specific complex 
strategy underway at a time, each COA will conclude sequentially 
based on the exact time each COA commenced, unless terminated early 
pursuant to EDGX Rule 21.20(d)(5)(C). At the time each COA 
concludes, the COA will be allocated pursuant to this Rule and will 
take into account all COA Responses and unrelated complex orders on 
the COB at the exact time of conclusion. In the event there are 
multiple COAs underway that are each terminated early pursuant to 
EDGX Rule 21.20(d)(5)(C) of this Rule, the COAs will be processed 
sequentially based on the order in which they commenced. Because a 
COA Response must specifically identify the COA for which it is 
targeted, and if not fully executed will be cancelled back at the 
conclusion of the COA, COA Responses will only be considered in the 
specified COA. For examples of the processing of overlapping 
auctions, see Notice, 82 FR at 33178-79 and Amendment No. 1.
    \118\ See Notice, 82 FR at 33177.
    \119\ See id., 82 FR at 33186.
---------------------------------------------------------------------------

F. Market-Maker Complex Quotes

    EDGX has not proposed different standards for participation by 
Market Makers on the COB (i.e., no specific benefits or 
obligations).\120\ Market Makers are not required to quote on the 
COB.\121\ Complex strategies are not subject to any requirements that 
are applicable to Market Makers in the simple market for individual 
options series or classes.\122\ Volume executed in complex strategies 
is not taken into consideration when determining whether Market Makers 
are meeting quoting obligations applicable to Market Makers in the 
simple market for individual options.\123\
---------------------------------------------------------------------------

    \120\ See id., 82 FR at 33179.
    \121\ See EDGX Rule 21.20, Interpretation and Policy .01.
    \122\ See id.
    \123\ See id.
---------------------------------------------------------------------------

G. Price and Other Protections

    The proposal establishes several price and other protections for 
complex orders. Exchange believes that the complex order price 
protections will provide market participants with valuable price and 
order size protections to enable them to better manage their risk 
exposure when trading complex orders.\124\ In particular, EDGX believes 
the price protection mechanisms will mitigate potential risks 
associated with market participants entering orders at clearly 
unintended prices and orders trading at prices that are extreme and 
potentially erroneous, which may likely have resulted from human or 
operational error.\125\
---------------------------------------------------------------------------

    \124\ See Notice, 82 FR at 33186.
    \125\ See id.
---------------------------------------------------------------------------

    EDGX Rule 21.20, Interpretation and Policy .04 provides several 
price protection standards that are designed to ensure that certain 
types of complex strategies will not be executed outside of a preset 
standard minimum and/or maximum price limit.\126\
---------------------------------------------------------------------------

    \126\ See Notice, 82 FR at 33180.
---------------------------------------------------------------------------

    Under the Credit-to-Debit parameter in EDGX Rule 21.20, 
Interpretation and Policy .04(b), market orders that would be executed 
at a net debit price after receiving a partial execution at a net 
credit price will be cancelled.\127\ The Debit/Credit Price 
Reasonability Check provisions in EDGX Rule 21.20, Interpretation and 
Policy .04(c) state that, to the extent a price check parameter is 
applicable, EDGX will not accept a complex order that is a limit order 
for a debit strategy with a net credit price that exceeds a pre-set 
buffer, a limit order for a credit strategy with a net debit price that 
exceeds a pre-set buffer, or a market order for a credit strategy that 
would be executed at a net debit price that exceeds a pre-set 
buffer.\128\ EDGX will determine these pre-set buffer amounts and 
communicate them to Members via specifications and/or Regulatory 
Circular.\129\ The System will reject or cancel back to the Member any 
limit order or any market order (or any remaining size after partial 
execution of the order) that does not satisfy the Debit/Credit Price 
Reasonability check.\130\ The Debit/Credit Price Reasonability Check 
applies to auction responses in the same manner as it does to 
orders.\131\
---------------------------------------------------------------------------

    \127\ See EDGX Rule 21.20, Interpretation and Policy .04(b). 
This functionality is similar to the price protections that are 
currently operative on other exchanges. See, e.g., CBOE Rule 6.53C, 
Interpretation and Policy .08(b).
    \128\ The System would not apply this check to an order for when 
the System cannot define whether the order is a debit or credit. See 
EDGX Rule 21.20, Interpretation and Policy .04(c)(2). EDGX states 
that this would primarily occur prior to the opening of trading as 
orders are being queued because prices may not be available to make 
such determination. See Notice, 82 FR at 33181, n.54.
    \129\ See EDGX Rule 21.20, Interpretation and Policy .04(c)(1). 
EDGX notes that ISE Rule 722, Supplementary Material .07(c) also 
includes variable pre-set values in connection with the analogous 
price protections included in that rule. See Notice, 82 FR at 33181, 
n.55.
    \130\ See EDGX Rule 21.20, Interpretation and Policy .04(c)(3).
    \131\ See EDGX Rule 21.20, Interpretation and Policy .04(c)(4).
---------------------------------------------------------------------------

    The System defines a complex order as a debit or credit as follows: 
(A) A call butterfly spread \132\ for which the

[[Page 49064]]

middle leg is to sell (buy) and twice the exercise price of that leg is 
greater than or equal to the sum of the exercise prices of the buy 
(sell) legs is a debit (credit); (B) a put butterfly spread for which 
the middle leg is to sell (buy) and twice the exercise price of that 
leg is less than or equal to the sum of the exercise prices of the buy 
(sell) legs is a debit (credit); and (C) an order for which all pairs 
and loners are debits (credits) is a debit (credit).\133\
---------------------------------------------------------------------------

    \132\ A ``butterfly'' spread is a three-legged complex order 
with two legs to buy (sell) the same number of calls (puts) and one 
leg to sell (buy) twice as many calls (puts), all with the same 
expiration date but different exercise prices, and the exercise 
price of the middle leg is between the exercise prices of the other 
legs. If the exercise price of the middle leg is halfway between the 
exercise prices of the other legs, it is a ``true'' butterfly; 
otherwise, it is a ``skewed'' butterfly. See EDGX Rule 21.20, 
Interpretation and Policy .04(a)(2).
    \133\ See EDGX Rule 21.20, Interpretation and Policy .04(c)(2). 
For purposes of the debit/credit price reasonability checks, a 
``pair'' is a pair of legs in an order for which both legs are calls 
or both legs are puts, one leg is a buy and one leg is a sell, and 
both legs have the same expiration date but different exercise 
prices or, for all options except European-style index options, the 
same exercise price but different expiration dates. A ``loner'' is 
any leg in an order that the System cannot pair with another leg in 
the order (including legs in orders for European-style index options 
that have the same exercise price but different expiration dates). 
The System first pairs legs to the extent possible within each 
expiration date, pairing one leg with the leg that has the next 
highest exercise price; the System then, for all options except 
European-style index options, pairs legs to the extent possible with 
the same exercise prices across expiration dates, pairing one leg 
with the leg that has the next nearest expiration date. See EDGX 
Rule 21.20, Interpretation and Policy .04(c)(2)(C). The rule further 
provides that a pair of calls is a credit (debit) if the exercise 
price of the buy (sell) leg is higher than the exercise price of the 
sell (buy) leg (if the pair has the same expiration date) or if the 
expiration date of the sell (buy) leg is farther than the expiration 
date of the buy (sell) leg (if the pair has the same exercise 
price). A pair of puts is a credit (debit) if the exercise price of 
the sell (buy) leg is higher than the exercise price of the buy 
(sell) leg (if the pair has the same expiration date) or if the 
expiration date of the sell (buy) leg is farther than the expiration 
date of the buy (sell) leg (if the pair has the same exercise 
price). A loner to buy is a debit, and a loner to sell is a credit. 
See id.
---------------------------------------------------------------------------

    The Buy Strategy Parameters in EDGX Rule 21.20, Interpretation and 
Policy .04(d) provide that the System will reject a limit order where 
all the components of the strategy are to buy and the order is priced 
at zero, any net credit price that exceeds a pre-set buffer, or a net 
debit price that is less than the number of individual option series 
legs in the strategy (or applicable ratio) multiplied by the applicable 
minimum net price increment for the complex order.
    The Maximum Value Acceptable Price Range parameter in EDGX Rule 
21.20, Interpretation and Policy .04(e) provides that the System will 
reject an order if the order is a vertical, true butterfly or box 
spread, or a limit order or market order if it would execute at a price 
that is outside of an acceptable price range.\134\ The acceptable price 
range is set by the minimum and maximum possible value of the spread, 
subject to an additional buffer amount determined by EDGX and 
communicated to Members via specifications and/or a Regulatory 
Circular.\135\ The maximum possible value of a vertical, true butterfly 
and box spread is the difference between the exercise prices of (A) the 
two legs; (B) the middle leg and the legs on either side; and (C) each 
pair of legs, respectively.\136\ The minimum possible value of the 
spread is zero.\137\
---------------------------------------------------------------------------

    \134\ A ``vertical'' spread is a two-legged complex order with 
one leg to buy a number of calls (puts) and one leg to sell the same 
number of calls (puts) with the same expiration date but different 
exercise prices. See EDGX Rule 21.20, Interpretation and Policy 
.04(a). A ``box'' spread is a four-legged complex order with one leg 
to buy calls and one leg to sell puts with one strike price, and one 
leg to sell calls and one leg to buy puts with another strike price, 
all of which have the same expiration date and are for the same 
number of contracts. See id. See note 132, supra, for the definition 
of butterfly spread.
    \135\ See EDGX Rule 21.20, Interpretation and Policy .04(e).
    \136\ See EDGX Rule 21.20, Interpretation and Policy .04(e)(1).
    \137\ See EDGX Rule 21.20, Interpretation and Policy .04(e)(2).
---------------------------------------------------------------------------

    EDGX Rule 21.20, Interpretation and Policy .04(f) establishes 
EDGX's Drill-Through Price Protection feature, a price protection 
mechanism applicable to all complex orders under which a buy (sell) 
order will not be executed at a price that is higher (lower) than the 
SNBBO or the SNBBO at the time of order entry plus (minus) a buffer 
amount (the ``Drill-Through Price'').\138\ EDGX will adopt a default 
buffer amount for the Drill-Through Price Protection and will publish 
this amount in publicly available specifications and/or a Regulatory 
Circular.\139\ A Member may modify the buffer amount applicable to 
Drill-Through Price Protections to either a larger or smaller amount 
than the Exchange default.\140\ If a buy (sell) order would execute or 
post to the COB at a price higher (lower) than the Drill-Through Price, 
the System will instead post the order to the COB at the Drill-Through 
Price, unless the terms of the order instruct otherwise. Any order (or 
unexecuted portion thereof) will rest in the COB (based on the time at 
which it enters the book for priority purposes) for a time period in 
milliseconds that may not exceed three seconds (which the Exchange will 
determine and communicate to Members via specifications and/or 
Regulatory Circular) with a price equal to the Drill-Through 
Price.\141\ If the order (or unexecuted portion thereof) does not 
execute during that time period, the System will cancel it.\142\
---------------------------------------------------------------------------

    \138\ For an example of the application of the Drill-Through 
Price Protection, see Notice, 82 FR at 33181-82.
    \139\ See EDGX Rule 21.20, Interpretation and Policy .04(f).
    \140\ See id.
    \141\ See id.
    \142\ See id.
---------------------------------------------------------------------------

H. Risk Monitor Mechanism

    EDGX proposes to add Interpretation and Policy .01 to EDGX Rule 
21.16 to provide that complex orders will participate in EDGX's 
existing the Risk Monitor Mechanism. The Risk Monitor Mechanism 
functions by counting a member's executions, contract volume, and 
notional value both within a specified time period established by the 
member and on an absolute basis for the trading day.\143\ The Risk 
Monitor Mechanism rejects or cancels orders that exceed member-
designated volume, notional, count, or percentage triggers.\144\ EDGX 
Rule 21.16, Interpretation and Policy .01 states that, for purposes of 
counting within a specified time period and for purposes of calculating 
absolute limits, EDGX will count individual trades executed as part of 
a complex order when determining whether a volume, notional, or count 
trigger has been reached. For purposes of counting within a specified 
time period and for purposes of calculating absolute limits, EDGX will 
count the percentage executed of a complex order when determining 
whether the percentage trigger has been reached.\145\
---------------------------------------------------------------------------

    \143\ See EDGX Rule 21.16(a).
    \144\ See Notice, 82 FR at 33183.
    \145\ See EDGX Rule 21.16, Interpretation and Policy .01.
---------------------------------------------------------------------------

I. Additional Risk Protection for Complex Orders

    In addition to the protections described above, EDGX proposes to 
establish the Fat Finger Price Protection and a complex order size 
protection.\146\ These protections will be available for complex orders 
as determined by the Exchange and communicated to Members via 
specifications and/or Regulatory Circular.\147\
---------------------------------------------------------------------------

    \146\ See EDGX Rule 21.20, Interpretation and Policy .06(a) and 
(b).
    \147\ See EDGX Rule 21.20, Interpretation and Policy .06(c).
---------------------------------------------------------------------------

    Under the Fat Finger Price Protection, EDGX will define a price 
range outside of which the System will not accept a complex limit 
order.\148\ The price range will be a number defined by EDGX and 
communicated to Members via specifications and/or Regulatory Circular, 
and a Member may establish a more aggressive or restrictive value than 
the Exchange default.\149\ The default

[[Page 49065]]

price range for Fat Finger Price Protection will be greater than or 
equal to a price through the SNBBO for the complex strategy to be 
determined by the Exchange and communicated to Members via 
specifications and/or Regulatory Circular.\150\ A complex limit order 
to sell will not be accepted at a price that is lower than the SNBBO 
bid, and a complex limit order to buy will not be accepted at a price 
that is higher than the SNBBO offer, by more than the Exchange defined 
or Member established price range.\151\ A complex limit order that is 
priced through this range will be rejected.\152\
---------------------------------------------------------------------------

    \148\ See EDGX Rule 21.20, Interpretation and Policy .06(a).
    \149\ See id. EDGX notes that ISE Rule 722, Supplementary 
Material .07(d) also provides for configurable values in connection 
with an analogous size protection that ISE offers for its complex 
order book. See Notice, 82 FR at 33812, n.64.
    \150\ See EDGX Rule 21.20, Interpretation and Policy .06(a).
    \151\ See id.
    \152\ See id.
---------------------------------------------------------------------------

    Under the complex order size protection, the System will prevent 
certain complex orders from executing or being placed on the COB if the 
size of the complex order exceeds the complex order size protection 
designated by the Member.\153\ If the maximum size of complex orders is 
not designated by the Member, the Exchange will set a maximum size of 
complex orders on behalf of the Member by default.\154\ Members may 
designate the complex order size protection on a firm wide basis.\155\ 
The default maximum size for complex orders will be determined by the 
Exchange and communicated to Members via specifications and/or 
Regulatory Circular.\156\
---------------------------------------------------------------------------

    \153\ See EDGX Rule 21.20, Interpretation and Policy .06(b). 
EDGX notes that ISE Rule 722, Supplementary Material .07(e) also 
applies configurable values in connection with an analogous size 
protection for its complex order book. See Notice, 82 FR at 33812, 
n.66.
    \154\ See EDGX Rule 21.20, Interpretation and Policy .06(b).
    \155\ See id.
    \156\ See id.
---------------------------------------------------------------------------

J. Trading Halts

    EDGX Rule 21.20, Interpretation and Policy .05, describes the 
Exchange's handling of complex orders in the context of a trading halt. 
Under EDGX Rule 21.20, Interpretation and Policy .05(a), if a trading 
halt exists for the underlying security or a component of a complex 
strategy, trading in the complex strategy will be suspended and a 
Member's complex orders will be cancelled unless the Member has 
instructed the Exchange not to cancel its orders.\157\ The COB will 
remain available for Members to enter and manage complex orders.\158\ 
Incoming complex orders that could otherwise execute or initiate a COA 
in the absence of a halt will be placed on the COB.\159\ Incoming 
complex orders with a time in force of IOC will be cancelled.\160\
---------------------------------------------------------------------------

    \157\ See Amendment No. 1. In Amendment No. 1, EDGX notes that 
this provision is based on and similar to EDGX Rule 20.3(b), which 
states that orders are cancelled in the event of a trading halt in 
the underlying unless the Exchange has been instructed not to cancel 
such orders. EDGX further notes that its rule is similar to 
functionality that is currently operative on other exchanges. In 
particular, EDGX notes that MIAX follows a similar process for 
trading halts, except that while MIAX reopens through potential 
complex auctions, EDGX will reopen through its standard Opening 
Process. See MIAX Rule 518, Interpretation and Policy .05(e)(3). See 
also PHLX Rule 1098(c)(ii)(C), which states that complex orders will 
not trade on the PHLX system during a trading halt for any options 
component of the Complex Order.
    \158\ See EDGX Rule 21.20, Interpretation and Policy .05(a).
    \159\ See id.
    \160\ See id.
---------------------------------------------------------------------------

    EDGX Rule 21.20, Interpretation and Policy .05(b) states that if, 
during a COA, any component(s) and/or the underlying security of a COA-
eligible order is halted, the COA will end early without trading and 
all COA Responses will be cancelled. Remaining complex orders will be 
placed on the COB if eligible, or cancelled.\161\ When trading in the 
halted component(s) and/or underlying security of the complex order 
resumes, the System will evaluate and re-open the COB pursuant to EDGX 
Rule 21.20(c)(2)(B)-(D).\162\
---------------------------------------------------------------------------

    \161\ See EDGX Rule 21.20, Interpretation and Policy .05(b).
    \162\ See EDGX Rule 21.20, Interpretation and Policy .05(c).
---------------------------------------------------------------------------

K. Market Data

    EDGX proposes to amend EDGX Rule 21.15(b) to specify the data feeds 
that EDGX proposes to adopt in connection with the proposal. EDGX 
currently offers a Multicast PITCH data feed and an Auction Feed.\163\ 
EDGX proposed to adopt a similar, but separate, Multicast PITCH data 
feed and Auction Feed for the COB.\164\ Second, EDGX proposes to adopt 
a new separate Multicast TOP data feed for its Simple Order Book and 
for the COB.\165\ Third, EDGX proposes to adopt a separate Auction Feed 
for the COB, in addition to its existing Auction Feed for the Simple 
Book.\166\ Fourth, EDGX the Exchange proposes to identify Priority 
Customer Orders and trades as such on messages disseminated by the 
Exchange through its Multicast TOP data feed, in addition to 
disseminating that information through it Multicast PITCH and Auction 
data feeds.\167\
---------------------------------------------------------------------------

    \163\ See EDGX Rules 21.15(b)(1) and (4). The Multicast PITCH 
data feed is an uncompressed data feed that offers depth of book 
quotation and execution information based on options orders entered 
into EDGX's System. The Auction Feed is an uncompressed data product 
that provides information regarding the current status of price and 
size information related to auctions conducted by EDGX. See Notice, 
82 FR at 33183.
    \164\ See Notice, 82 FR at 33183.
    \165\ See EDGX Rule 21.15(b)(2). The new Multicast TOP feeds 
will be uncompressed data feeds that will offer top of book 
quotations and execution information based on options orders entered 
into EDGX's System. See id. EDGX notes that it currently offers a 
top of book feed for its equities trading platform. See Notice, 82 
FR at 33186.
    \166\ See EDGX Rule 21.15(c)(5). The Auction Feed is an 
uncompressed data product that provides information regarding the 
current status of price and size information related to auctions 
conducted by the Exchange. See id.
    \167\ See EDGX Rule 21.15(c)(2). EDGX notes that the proposal 
also re-numbers the provisions for EDGX's DROP and Historical Data 
products, but does not make any changes with respect to those 
products. See Notice, 82 FR at 33183.
---------------------------------------------------------------------------

III. Discussion and Commission Findings

    After careful review, the Commission finds that the proposed rule 
change, as modified by Amendment No. 1, is consistent with the 
requirements of the Act and the rules and regulations thereunder 
applicable to a national securities exchange.\168\ In particular, for 
the reasons discussed below, the Commission finds that the proposed 
rule change is consistent with Section 6(b)(5) of the Act,\169\ which 
requires, among other things, that the rules of a national securities 
exchange be designed to prevent fraudulent and manipulative acts and 
practices, to promote just and equitable principles of trade, to remove 
impediments to and perfect the mechanism of a free and open market and 
a national market system, and, in general, to protect investors and the 
public interest. This order approves the proposed rule change in its 
entirety, although only certain more significant aspects of the 
proposed rules are discussed below.
---------------------------------------------------------------------------

    \168\ In approving this proposed rule change, the Commission has 
considered the proposed rule's impact on efficiency, competition, 
and capital formation. See 15 U.S.C. 78c(f).
    \169\ 15 U.S.C. 78f(b)(5).
---------------------------------------------------------------------------

A. Definitions and Order Types

    The proposal adopts several defined terms related to the trading of 
complex orders. The Commission notes that EDGX's definition of complex 
order \170\ is consistent with the definition of complex order adopted 
by other options exchanges.\171\ The Commission believes that adding 
EDGX Rule 21.20(b) to allow complex orders to be entered as limit 
orders, market orders, GTD orders, IOC orders, DAY orders, GTC orders, 
OPG orders, Complex Only orders, COA-eligible orders, do-not-COA 
orders, and complex orders with Match Trade

[[Page 49066]]

Prevention modifiers could provide market participants with greater 
flexibility and control over the trading of complex orders.\172\ The 
Commission notes that EDGX currently permits each of these orders types 
(other than GTC, OPG, Complex Only orders, COA-eligible orders, and do-
not-COA orders) for orders on single option series.\173\ The Commission 
further notes that Complex Only orders will be available only to EDGX 
Market Makers, which is consistent with similar functionality available 
on other options exchanges.\174\
---------------------------------------------------------------------------

    \170\ See EDGX Rule 21.20(a)(5).
    \171\ See, e.g., ISE Rule 722(a)(1); CBOE Rule 6.53C(a)(1); and 
MIAX Rule 518(a)(5).
    \172\ As noted above, EDGX also will make GTC and OPG orders 
available for the Simple Book, which will provide greater 
flexibility to participants in the markets for orders in single 
option series.
    \173\ See EDGX Rule 21.1.
    \174\ See MIAX Rule 518(c)(2)(iii) (providing that Legging is 
not available for, among other things, complex Standard quotes and 
complex eQuotes); and ISE Rule 722, Supplementary Material .03 
(providing that Market Maker quotes will not be automatically 
executed against bids and offers on ISE for the individual legs of 
the complex order).
---------------------------------------------------------------------------

B. Trading of Complex Orders and Quotes

    EDGX states that it has designed its execution and priority rules 
to allow complex orders to interact with interest in the Simple Book 
and vice versa in an efficient and orderly manner.\175\ The Commission 
notes that EDGX Rule 21.20(c)(3)(A) is designed to protect interest 
established in the leg market by providing that if any of the bids or 
offers established in the marketplace consist of a Priority Customer 
Order, at least one leg of the complex order must trade at a price that 
is better than the corresponding bid or offer in the marketplace by at 
least a $0.01 increment. The Commission further notes that other 
options exchanges have similar provisions requiring one leg to trade at 
a better price in such a circumstance.\176\
---------------------------------------------------------------------------

    \175\ See Notice, 82 FR at 33184.
    \176\ See, e.g., ISE Rule 722(b)(2); Phlx Rule 1098(c)(iii); and 
MIAX Rule 518(c)(3).
---------------------------------------------------------------------------

    EDGX proposes that complex orders will never be executed at a price 
that is outside of the individual component prices on the Simple 
Book.\177\ Furthermore, the net price of a complex order executed 
against another complex order on the COB will never be inferior to the 
price that would be available if the complex order legged into the 
Simple Book.\178\ According to EDGX, these provisions should help 
prevent a component of a complex order from being executed at a price 
that compromises the priority already established by a Priority 
Customer on the Simple Book.\179\ The Commission notes that another 
options exchange has comparable provisions.\180\
---------------------------------------------------------------------------

    \177\ See Notice, 82 FR at 33173.
    \178\ See id.
    \179\ See id.
    \180\ See MIAX Rule 518(c)(2)(ii).
---------------------------------------------------------------------------

C. Legging

    As described more fully above, EDGX proposes to provide for Legging 
of complex orders into the Simple Book. The Commission believes that 
Legging could benefit investors by providing additional execution 
opportunities for both complex orders and interest on the Simple Book. 
In addition, the Commission believes that Legging could facilitate 
interaction between the COB and the Simple Book, potentially resulting 
in a more competitive and efficient market, and better executions for 
investors.
    As discussed above, EDGX is proposing to prohibit Legging for: (i) 
Complex orders with two option legs where both legs are buying or both 
legs are selling and both legs are calls or both legs are puts, other 
than COA-eligible two-legged Customer complex orders; and (ii) complex 
orders with three option legs where all legs are buying or all legs are 
selling regardless of whether the option leg is a call or a put.\181\ 
The Commission notes that this prohibition is similar to the rules of 
other options markets, which the Commission has approved.\182\ The 
Commission notes that directional complex orders may continue to trade 
against other complex orders on the Exchange's COB, and that market 
participants may submit the individual legs of a directional complex 
order separately to the regular market for execution should they so 
choose.
---------------------------------------------------------------------------

    \181\ See EDGX Rule 21.20(c)(2)(F).
    \182\ See, e.g., ISE Rule 722(b)(3)(ii); and MIAX Rule 
518(c)(2)(iii). See also Securities Exchange Act Release Nos. 73023 
(September 9, 2014) 79 FR 55033 (September 15, 2014) (order 
approving SR-ISE-2014-10); 79072 (October 7, 2016) 81 FR 71131 
(October 14, 2016) (order approving SR-MIAX-2016-26). As discussed 
above, EDGX will permit Customer two-leg COA-eligible complex orders 
to leg into the Simple Book without restriction. See EDGX Rule 
21.20(c)(2)(F). EDGX notes that Legging against the individual 
components of a complex order on the Simple Book allows complex 
orders to access the full liquidity of the Exchange's Simple Book, 
thus enhancing the possibility of executions at the best available 
prices on the Exchange. EDGX believes this is particularly true for 
Customer complex orders and, thus, does not propose to limit the 
ability of such orders to leg into the Simple Book (when such orders 
are two-legged orders). See Amendment No. 1. See also notes 111-116, 
supra, and accompanying text, for additional discussion of EDGX's 
treatment of Customer complex orders.
---------------------------------------------------------------------------

D. Complex Order Auction Process

    EDGX describes the Complex Order Auction Process in EDGX Rule 
21.20(d). EDGX states that the auction process is designed to ensure 
that complex orders are given every opportunity to be executed at the 
best prices against an increased level of contra-side liquidity.\183\ 
In addition, EDGX states that the Complex Order Auction process is 
designed to work effectively with the COB with a simple priority of 
allocation that continues to respect the priority of allocations on the 
Simple Book (via the Exchange's pro rata allocation methodology).\184\ 
The Commission notes that the ability for unrelated marketable orders 
to join and be executed in a Complex Order Auction may enhance the 
liquidity in the Complex Order Auction and thus increase opportunities 
for execution of complex orders on both sides of the market.
---------------------------------------------------------------------------

    \183\ See Notice, 82 FR at 33185.
    \184\ See id., 82 FR at 33179.
---------------------------------------------------------------------------

    As noted above, EDGX will permit a COA for a strategy to begin even 
if another COA for that strategy is already underway.\185\ The 
Commission notes that EDGX's rules regarding the processing of 
overlapping COAs for a strategy have been made transparent in the 
proposal and are reasonable, given that the electronic nature of EDGX 
makes the sequence of auction start times readily discernable.\186\ In 
particular, the Commission notes that a COA Response will only be 
considered for its specified COA. Each COA Response must specifically 
identify the COA for which it is targeted, and if not fully executed, 
the COA Response will be cancelled back at the conclusion of the 
COA.\187\
---------------------------------------------------------------------------

    \185\ See EDGX Rule 21.20, Interpretation and Policy .02.
    \186\ See id.
    \187\ See id. See also EDGX Rule 21.20(d)(4) (stating that, 
among other things, a COA Response must include the COA auction ID 
for the COA to which it is targeted).
---------------------------------------------------------------------------

E. Opening Process, Managed Interest Process, and Evaluation Process

    As described above, EDGX Rule 21.20(c)(2)(A)-(D) sets forth EDGX's 
opening process for complex orders. The Commission believes that the 
opening process is designed to provide for the orderly opening of 
complex orders on EDGX. EDGX Rules 21.20(c)(4) and (5) describe, 
respectively, the managed interest process and the evaluation process 
for complex orders. The Commission believes that the managed interest 
process is designed to protect the priority of Priority Customer 
interest on the Simple Book and assure that complex orders do not trade 
through the prices of interest on the Simple Book for the component 
securities of the complex order. The Commission believes that the 
evaluation process is designed to facilitate the execution of complex

[[Page 49067]]

orders and other interest on EDGX in accordance with EDGX's rules. The 
Commission notes that EDGX's managed interest and evaluation processes 
for complex orders are similar to processes adopted by another options 
exchange.\188\
---------------------------------------------------------------------------

    \188\ See MIAX Rules (c)(4) and (5).
---------------------------------------------------------------------------

F. Market Maker Complex Quotes

    As described above, EDGX has not proposed different standards for 
participation by Market Makers on the COB. Market Makers are not 
required to quote on the COB and there are no continuous quoting 
requirements respecting complex orders.\189\ In addition, complex 
strategies are not subject to any requirements that are applicable to 
Market Makers in the simple market for the individual options series or 
classes.\190\ Finally, volume executed in complex strategies is not 
taken into consideration when determining whether Market Makers are 
meeting quoting obligations applicable to Market Makers in the simple 
market for individual options.\191\ The Commission notes that other 
options exchanges have adopted similar rules.\192\
---------------------------------------------------------------------------

    \189\ See EDGX Rule 21.20, Interpretation and Policy .01.
    \190\ See id.
    \191\ See id.
    \192\ See ISE Rule 722, Supplementary Material .03; and MIAX 
Rule 518, Interpretation and Policy .02(e).
---------------------------------------------------------------------------

G. Price Protection and Other Features

    EDGX's proposed price and order protection features are intended to 
provide market participants with price and order size protection to 
allow them to better manage their risk exposure.\193\ The credit-to-
debit parameters, Debit/Credit Price Reasonability Checks, Buy Strategy 
Parameters, Maximum Value Acceptable Price Range, Fat Finger Price 
Protection, and order size protection are similar to functionalities 
already available on other options exchanges.\194\ EDGX's provisions 
regarding trading halts could help to protect investors by pausing 
trading during potentially disruptive conditions.\195\ Finally, 
according to EDGX, adding complex orders to the Risk Protection Monitor 
should allow EDGX members to better manage their risk and encourage 
them to submit additional liquidity to the Exchange.\196\ The 
Commission believes the proposed new price protection features are 
designed to promote just and equitable principles of trade to the 
extent they are able to mitigate potential risks associated with market 
participants entering orders or executing trades at what EDGX believes 
are extreme and potentially erroneous prices.
---------------------------------------------------------------------------

    \193\ See Notice, 82 FR at 33186.
    \194\ See CBOE Rule 6.53C, Interpretation and Policy .08(b)-(d) 
and (g); and ISE Rule 722, Supplementary Material .07(d) and (e).
    \195\ See Notice, 82 FR at 33186.
    \196\ See id. The Commission reminds members electing to use the 
Risk Protection Monitor to be mindful of their obligations to, among 
other things, seek best execution of orders they handle on an agency 
basis. See Securities Exchange Act Release No. 74496 (March 13, 
2015), 80 FR 14421, 14423 (March 19, 2015) (SR-MIAX-2015-03).
---------------------------------------------------------------------------

H. Market Data

    As described above, EDGX proposes to make available various data 
feeds that will provide information regarding complex orders on EDGX. 
EDGX states that each of the proposed data feeds is based on and 
similar to an existing data feed offered by EDGX Options and/or the 
EDGX equities trading platform.\197\ EDGX notes that the proposed data 
feeds, which will be free of charge, would be accessed and subscribed 
to on a voluntary basis by market participants interested in obtaining 
data regarding activity in the COB.\198\ If EDGX proposes to adopt fees 
in connection with any of its data feeds, it will file a separate 
proposal to include such fees in its Fee Schedule.\199\ The Commission 
believes that the proposed data feeds, which will be available free of 
charge to any subscriber that chooses to receive the data, will provide 
investors and other market participants with information concerning 
transactions on EDGX.
---------------------------------------------------------------------------

    \197\ See Notice, 82 FR at 33186.
    \198\ See Amendment No. 1 and Notice, 82 FR at 33182.
    \199\ See Notice, 82 FR at 33182.
---------------------------------------------------------------------------

IV. Solicitation of Comments on Amendment No. 1

    Interested persons are invited to submit written data, views, and 
arguments concerning whether Amendment No. 1 is consistent with the 
Act. Comments may be submitted by any of the following methods:

Electronic Comments

     Use the Commission's Internet comment form (http://www.sec.gov/rules/sro.shtml); or
     Send an email to [email protected]. Please include 
File Number SR-BatsEDGX-2017-29 on the subject line.

Paper Comments

     Send paper comments in triplicate to Brent J. Fields, 
Secretary, Securities and Exchange Commission, 100 F Street NE., 
Washington, DC 20549-1090.

All submissions should refer to File Number SR-BatsEDGX-2017-29. This 
file number should be included on the subject line if email is used. To 
help the Commission process and review your comments more efficiently, 
please use only one method. The Commission will post all comments on 
the Commission's Internet Web site (http://www.sec.gov/rules/sro.shtml). Copies of the submission, all subsequent amendments, all 
written statements with respect to the proposed rule change that are 
filed with the Commission, and all written communications relating to 
the proposed rule change between the Commission and any person, other 
than those that may be withheld from the public in accordance with the 
provisions of 5 U.S.C. 552, will be available for Web site viewing and 
printing in the Commission's Public Reference Room, 100 F Street NE., 
Washington, DC 20549 on official business days between the hours of 
10:00 a.m. and 3:00 p.m. Copies of such filing also will be available 
for inspection and copying at the principal office of the Exchange. All 
comments received will be posted without change; the Commission does 
not edit personal identifying information from submissions. You should 
submit only information that you wish to make available publicly. All 
submissions should refer to File Number SR-BatsEDGX-2017-29, and should 
be submitted on or before November 13, 2017.

V. Accelerated Approval of Proposed Rule Change, as Modified by 
Amendment No. 1

    The Commission finds good cause to approve the proposed rule 
change, as modified by Amendment No. 1, prior to the thirtieth day 
after the date of publication of the notice of Amendment No. 1 in the 
Federal Register. In Amendment No. 1, EDGX revises its original 
proposal to make the changes discussed in detail above. Notably, in 
Amendment No. 1, EDGX revises its proposal to make Complex Only orders 
available only to EDGX Market Makers, provide additional rationale for 
its methodology for allocating orders at the conclusion of a COA, and 
limit to 30 seconds the configurable time period for the System to 
match orders during the complex order opening process. EDGX also made 
changes to clarify and add detail to its proposal and the proposed rule 
text. The Commission believes that Amendment No. 1 does not raise any 
novel regulatory issues and instead better aligns EDGX's proposed rules 
governing the trading of complex orders with the rules of other options 
exchanges. Amendment No. 1 also

[[Page 49068]]

provides additional clarity in the rule text and additional analysis of 
several aspects of the proposal, thus facilitating the Commission's 
ability to make the findings set forth above to approve the proposal. 
Accordingly, the Commission finds good cause for approving the proposed 
rule change, as modified by Amendment No. 1, on an accelerated basis.

VI. Conclusion

    It is therefore ordered, pursuant to Section 19(b)(2) of the 
Act,\200\ that the proposed rule change (SR-BatsEDGX-2017-29), as 
modified by Amendment No. 1, be, and hereby is, approved on an 
accelerated basis.
---------------------------------------------------------------------------

    \200\ 15 U.S.C. 78s(b)(2).

    For the Commission, by the Division of Trading and Markets, 
pursuant to delegated authority.\201\
---------------------------------------------------------------------------

    \201\ 17 CFR 200.30-3(a)(12).
---------------------------------------------------------------------------

Eduardo A. Aleman,
Assistant Secretary.
[FR Doc. 2017-22886 Filed 10-20-17; 8:45 am]
BILLING CODE 8011-01-P



                                               49058                         Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               SECURITIES AND EXCHANGE                                   solicit comment on Amendment No. 1                       Book,16 Synthetic Best Bid or Offer
                                               COMMISSION                                                to the proposed rule change from                         (‘‘SBBO’’),17 and Synthetic National
                                                                                                         interested persons and is approving the                  Best Bid or Offer (‘‘SNBBO’’).18
                                               [Release No. 34–81891; File No. SR–
                                                                                                         proposed rule change, as modified by
                                               BatsEDGX–2017–29]                                                                                                  B. Order Types and Times in Force
                                                                                                         Amendment No. 1, on an accelerated
                                               Self-Regulatory Organizations; Bats                       basis.                                                     EDGX proposes to amend EDGX Rule
                                               EDGX Exchange, Inc.; Notice of Filing                                                                              21.1 to add two new Times in Force that
                                                                                                         II. Description of the Proposed Rule                     are not currently available on EDGX,
                                               of Amendment No. 1 and Order                              Change, as Modified by Amendment
                                               Granting Accelerated Approval of a                                                                                 Good Til Cancelled (‘‘GTC’’) 19 and At
                                                                                                         No. 1                                                    the Open (‘‘OPG’’) orders.20 Both GTC
                                               Proposed Rule Change, as Modified by
                                               Amendment No. 1, To Adopt New                             A. Definitions                                           and OPG ultimately will be available on
                                               Rules Governing the Trading of                               New EDGX Rule 21.20 establishes the                   both the Simple Book and on the COB.21
                                               Complex Orders on the Exchange                            following defined terms that will apply                  EDGX notes that other exchanges offer
                                                                                                         to the trading of complex orders:                        GTC orders and orders that, like OPG
                                               October 17, 2017.                                                                                                  orders, participate only in the
                                                                                                         ABBO,7 BBO,8 Complex Order Auction
                                               I. Introduction                                           (‘‘COA’’),9 COA-Eligible Order,10                        exchange’s opening process.22 Complex
                                                                                                         Complex Order,11 Complex Order Book                      orders also may be submitted with a
                                                  On June 30, 2017, Bats EDGX                                                                                     Time in Force of GTD, IOC, or DAY.23
                                               Exchange, Inc. (‘‘EDGX’’ or the                           (‘‘COB’’),12 Complex Strategy,13
                                                                                                         NBBO,14 Regular Trading,15 Simple                          EDGX proposes to allow Members to
                                               ‘‘Exchange’’) filed with the Securities                                                                            submit limit and market complex
                                               and Exchange Commission                                      7 EDGX Rule 21.20(a)(1) defines the term ABBO         orders,24 COA-eligible and Do Not COA
                                               (‘‘Commission’’), pursuant to Section                     to mean the best bid(s) or offer(s) disseminated by      Orders,25 and Complex Orders with
                                               19(b)(1) of the Securities Exchange Act                   other Eligible Exchanges (as defined in Rule             Match Trade Prevention Modifiers.26
                                               of 1934 (‘‘Act’’) 1 and Rule 19b–4                        27.1(a)(7)) and calculated by the Exchange based on
                                               thereunder,2 a proposed rule change to                    market information received by the Exchange from
                                                                                                         OPRA.                                                    following a halt; or (ii) during the COA process (as
                                               adopt rules to govern the trading of                         8 EDGX Rule 21.20(a)(2) defines the term BBO to
                                                                                                                                                                  described in EDGX Rule 21.20(d)).
                                               complex orders on EDGX. The proposed                      mean the best bid or offer on the Simple Book on
                                                                                                                                                                    16 EDG Rule 21.20(a)(10) defines the Simple Book

                                               rule change was published for comment                     the Exchange.                                            as the Exchange’s regular electronic book of orders.
                                                                                                                                                                    17 EDGX Rule 21.20(a)(11) states that the
                                               in the Federal Register on July 19,                          9 EDGX Rule 21.20(a)(3) defines the Complex

                                                                                                         Order Auction (‘‘COA’’) as an auction of a complex       Synthetic Best Bid or Offer (‘‘SBBO’’) is calculated
                                               2017.3 The Commission received no                                                                                  using the best displayed price for each component
                                                                                                         order as set forth in EDGX Rule 21.20(d).
                                               comments regarding the proposal. On                          10 EDGX Rule 21.20(a)(4) defines a COA-eligible       of a complex strategy from the Simple Book.
                                               August 23, 2017, pursuant to Section                      order as a complex order designated to be placed
                                                                                                                                                                    18 EDGX Rule 21.20(a)(12) states that the

                                               19(b)(2) of the Act,4 the Commission                      into a Complex Order Auction upon receipt that           Synthetic National Best Bid or Offer (‘‘SNBBO’’) is
                                               extended the time for Commission                          meets the requirements of EDGX Rule 21.20(d)(1).         calculated using the NBBO for each component of
                                                                                                                                                                  a complex strategy to establish the best net bid and
                                               action on the proposal until October 17,                     11 EDGX Rule 21.20(a)(5) defines a complex order
                                                                                                                                                                  offer for a complex strategy. The NBBO is the
                                               2017.5 EDGX filed Amendment No. 1 to                      as any order involving the concurrent purchase
                                                                                                                                                                  national best bid or offer as calculated by the
                                                                                                         and/or sale of two or more different options in the
                                               the proposal on October 16, 2017.6 The                    same underlying security (the ‘‘legs’’ or
                                                                                                                                                                  Exchange based on market information received by
                                               Commission is publishing this notice to                                                                            the Exchange from OPRA. See EDGX Rule
                                                                                                         ‘‘components’’ of the complex order), for the same
                                                                                                                                                                  21.20(a)(8).
                                                                                                         account, in a ratio that is equal to or greater than       19 See Notice, 82 FR at 33182. GTC means, for an
                                                 1 15  U.S.C. 78s(b)(1).                                 one-to-three (.333) and less than or equal to three-
                                                                                                         to-one (3.00) and for the purposes of executing a        order so designated, that if after entry into the
                                                 2 17  CFR 240.19b–4.
                                                                                                         particular investment strategy. Only those complex       System, the order is not fully executed, the order
                                                  3 See Securities Exchange Act Release No. 81137
                                                                                                         orders in the classes designated by the Exchange         (or the unexecuted portion thereof) shall remain
                                               (July 13, 2017), 82 FR 33170 (‘‘Notice’’).                                                                         available for potential display and/or execution
                                                                                                         and communicated to Members with no more than
                                                  4 15 U.S.C. 78s(b)(2).
                                                                                                         the applicable number of legs, as determined by the      unless cancelled by the entering party, or until the
                                                  5 See Securities Exchange Act Release No. 81468
                                                                                                         Exchange on a class-by-class basis and                   option expires, whichever comes first. See EDGX
                                               (August 23, 2017), 82 FR 41079 (August 29, 2017).         communicated to Members, are eligible for                Rule 21.1(f)(4).
                                                  6 Amendment No. 1 revises the proposal to: (1)                                                                    20 OPG means, for an order so designated, an
                                                                                                         processing. The Exchange will communicate such
                                               Limit the availability of Complex Only orders to          information to Members by making publicly                order that shall only participate in the opening
                                               EDGX Market Makers: (2) Limit to 30 seconds or            available specifications and/or publishing a             process on the Exchange. An OPG order not
                                               less the configurable time the Exchange would wait        Regulatory Circular. See Notice, 82 FR at 33171.         executed in the opening process will be cancelled.
                                               in the event the System cannot determine an                  12 EDGX Rule 21.20(a)(6) defines the Complex          See EDGX Rule 21.1(f)(6).
                                               equilibrium price or a permissible equilibrium price      Order Book (‘‘COB’’) as the Exchange’s electronic
                                                                                                                                                                    21 See Notice, 82 FR at 33182, and EDGX Rules
                                               prior to opening a strategy; (3) provide additional       book of complex orders.                                  21.1(f)(4) and (f)(6), and 21.20(b).
                                               justification and rational for giving first priority to      13 EDGX Rule 21.20(a)(7) defines the term               22 See Notice, 82 FR at 33184–33185 (citing C2
                                               Priority Customer Orders on the Simple Book in the                                                                 Rules 6.10(e)(2) and 610(c)(7) and ISE Rules 715(o)
                                                                                                         complex strategy to mean a particular combination
                                               allocation of interest at the conclusion of a COA;                                                                 and 715(r)).
                                                                                                         of components and their ratios to one another. New
                                               (4) expand the discussion and justification for the                                                                  23 See EDGX Rule 21.20(b).
                                                                                                         complex strategies can be created as the result of
                                               proposed market data feeds; (5) provide additional
                                                                                                         the receipt of a complex instrument creation request       24 See id.
                                               clarification of the provisions addressing trading
                                                                                                         or complex order for a complex strategy that is not        25 Complex orders that are marked as IOC will, by
                                               halts, Legging, and the and complex order opening
                                               process; (6) provide an example relating to the           currently in the System. The Exchange may limit          default, not initiate a COA upon arrival, but a
                                               operation of concurrent COAs, and make other              the number of new complex strategies that may be         Member that submits an order marked IOC may
                                               minor structural, technical, and clarifying               in the System at a particular time and will              elect to opt-in to initiating a COA and any quantity
                                               amendments to improve the understandability of            communicate any such limitation to Members via           of the IOC order not executed will be cancelled at
                                               the rules. To promote transparency of its proposed        specifications and/or Regulatory Circular. EDGX          the end of the COA. All other Times in Force will
                                               amendment, when EDGX filed Amendment No. 1                notes that the two methods for creating a new            by default initiate a COA, but a Member may elect
                                               with the Commission, it also submitted                    complex strategy will be equally available to all        to opt-out of initiating a COA. Orders with
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                                               Amendment No. 1 as a comment letter to the file,          EDGX Members. See Notice, 82 FR at 33171.                instructions to (or which default to) initiate a COA
                                                                                                            14 EDGX Rule 21.20(a)(8) defines the term NBBO        are referred to as COA-eligible orders, subject to the
                                               which the Commission posted on its Web site and
                                               placed in the public comment file for SR–                 to mean the national best bid or offer as calculated     additional eligibility requirements set forth in Rule
                                               BatsEDGX–2017–29. The Exchange also posted a              by the Exchange based on market information              21.20, while orders with instructions not to (or
                                               copy of its Amendment No. 1 on its Web site               received by the Exchange from OPRA.                      which default not to) initiate a COA are referred to
                                               (available at: http://cdn.batstrading.com/resources/         15 EDGX Rule 21.20(a)(9) defines the term regular     as do-not-COA orders. See EDGX Rule 21.20(b)(2).
                                               regulation/rule_filings/pending/2017/SR-                  trading to mean the trading of complex orders that         26 EDGX’s System will support, when trading

                                               BatsEDGX-2017-29-Amendment-No-1.pdf) when it              occurs during a trading session other than: (i) At the   against other complex orders on the COB, complex
                                               filed Amendment No. 1 with the Commission.                opening or re-opening of the COB for trading             orders with the following MTP Modifiers defined in



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                                                                            Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices                                                    49059

                                               EDGX Market Makers 27 also will be able                 be executed in $0.01 increments,                      orders in a strategy that have been
                                               to submit Complex Only orders.28 EDGX                   regardless of the minimum increments                  queued but none that can match, the
                                               notes that limiting Complex Only orders                 otherwise applicable to individual                    System 45 will open that strategy
                                               to EDGX Market Makers is equivalent to                  components of the complex order.34 If                 without a trade and transition such
                                               approved functionality on MIAX and                      any component of a complex strategy                   orders to the COB, subject to Legging
                                               will encourage use by participants that                 would be executed at a price that is                  into the Simple Book, as described in
                                               are most likely to provide liquidity to                 equal to a Priority Customer bid or offer             EDGX Rule 21.20(c)(2)(F).46
                                               EDGX on the COB.29                                      on the Simple Book,35 at least one other                If there are complex orders that can
                                                 EDGX will communicate to Members                      component of the complex strategy must                match, the System will determine the
                                               via specifications and/or Regulatory                    trade at a price that is better than the              equilibrium price where the most
                                               Circular when the complex order types,                  corresponding BBO.36 A complex order                  complex orders can trade.47 When an
                                               among those listed in EDGX Rule                         will not be executed at a net price that              equilibrium price is established at or
                                               21.20(b), are available for use on                      would cause any component of the                      within the SNBBO,48 EDGX will execute
                                               EDGX.30 EDGX expects to launch the                      complex strategy to be executed: (i) At               matching complex orders in price/time
                                               COB with all of the proposed order                      a price of zero; or (ii) ahead of a Priority          priority at the equilibrium price (i.e.,
                                               types, except for orders with a Time in                 Customer Order on the Simple Book                     orders better than the equilibrium price
                                               Force of GTC.31                                         without improving the BBO of at least                 are executed first in price/time priority
                                                                                                       one component of the complex                          and thereafter orders at the equilibrium
                                               C. Trading of Complex Orders
                                                                                                       strategy.37                                           price are executed in time priority).49
                                                 EDGX will determine and                                                                                     Any remaining complex order or the
                                               communicate to Members via                              2. Execution of Complex Orders                        remaining portion thereof will be
                                               specifications and/or Regulatory                        a. Opening and Reopening                              entered into the COB, subject to the
                                               Circular which complex order origin                        The Opening Process for the COB                    Member’s instructions.50 If, after a
                                               codes (i.e., non-broker-dealer customers,               (‘‘Opening Process’’) will operate at the             configurable time period established by
                                               broker-dealers that are not Market                      beginning of each trading session and                 EDGX that may not exceed thirty
                                               Makers on an options exchange, and/or                   upon re-opening after a halt.38 Members               seconds, the System cannot match
                                               Market Makers on an options exchange)                   may submit complex orders to EDGX as                  orders because it cannot determine an
                                               are eligible for entry onto the COB.32                  set forth in EDGX Rule 21.6(c).39 Any                 equilibrium price (i.e., all queued orders
                                               Complex orders will be subject to all                   complex orders designated for the                     are Market Orders) or a permissible
                                               other EDGX rules that pertain to orders                 Opening Process for the COB will be                   equilibrium price (i.e., within the
                                               submitted to EDGX generally, unless                     queued until 9:30 a.m., at which time                 SNBBO that also satisfies proposed
                                               otherwise provided in Rule 21.20.33                     they will be eligible to be executed in               EDGX Rule 21.20(c)(1)(C)), the System
                                               1. Minimum Increments and Trade                         the Opening Process for the COB.40 Any                will open the strategy without a trade
                                               Prices                                                  complex orders designated for a re-                   and transition such orders to the COB.51
                                                  Under the proposed rules, bids and                   opening following a halt will be queued
                                                                                                                                                                45 The ‘‘System’’ is the electronic

                                               offers on complex orders may be                         until the halt has ended, at which time
                                                                                                                                                             communications and trading facility designated by
                                               expressed in $0.01 increments, and the                  they will be eligible to be executed in               EDGX’s Board of Directors through which securities
                                               component(s) of a complex order may                     the Opening Process for the COB.41                    orders of Users are consolidated for ranking,
                                                                                                       Beginning at 7:30 a.m. and updated                    execution and, when applicable, routing away. See
                                                                                                       every five seconds thereafter, EDGX will              EDGX Rule 1.5(cc).
                                               Rule 21.1(g): MTP Cancel Newest, MTP Cancel                                                                      46 See EDGX Rule 21.20(c)(2)(B) and Amendment
                                               Oldest and MTP Cancel Both. When Legging into           disseminate through the data feeds                    No. 1.
                                               the Simple Book, a complex order with any MTP           described in EDGX Rule 21.15                             47 See EDGX Rule 21.20(c)(2)(C). EDGX Rule
                                               Modifier will be cancelled if it would execute          indicative prices and order imbalance                 21.20(c)(2)(C) further provides that if there are
                                               against any leg on the Simple Book that includes
                                               an order with an MTP Modifier and the same
                                                                                                       information associated with the                       multiple price levels that would result in the same
                                                                                                       Opening Process for the COB while                     number of strategies executed, the System will
                                               Unique Identifier as the complex order. See EDGX                                                              choose the price that would result in the smallest
                                               Rule 21.20(b)(3).                                       complex orders are queued prior to 9:30               remaining imbalance. If there are multiple price
                                                  27 A Market Maker is an Options Member that is
                                                                                                       a.m. or, in the case of a halt, prior to re-          levels that would result in the same number of
                                               registered with the Exchange for the purpose of         opening.42                                            strategies executed and would leave the same
                                               making markets in options contracts traded on the                                                             ‘‘smallest’’ imbalance, the System will choose the
                                               Exchange and that is vested with the rights and            Complex orders do not participate in
                                                                                                                                                             price that is closest to the Volume Based Tie
                                               responsibilities specified in Chapter XXII of EDGX’s    the Opening Process for the individual                Breaker (‘‘VBTB’’) as the opening price. For
                                               Rules. See EDGX Rule 16.1(a)(37).                       option series conducted pursuant to                   purposes of Rule 21.20(c)(2)(C), the VBTB is the
                                                  28 See Amendment No. 1. Complex Only Orders
                                                                                                       EDGX Rule 21.7.43 The Opening Process                 midpoint of the SNBBO. If there is no valid VBTB
                                               allow an EDGX Market Maker to designate a                                                                     available, the System will use the midpoint of the
                                               complex order with a time in force of DAY or IOC
                                                                                                       will commence when all legs of the
                                                                                                                                                             highest and lowest potential opening prices as the
                                               to only check against the COB. Unless designated        complex strategy are open on the                      opening price. If the midpoint price would result
                                               as Complex Only, and for all other Times in Force       Simple Book.44 If there are complex                   in an invalid increment, the System will round up
                                               and complex order origin codes, a complex order                                                               to the nearest permissible increment and use that
                                               will check against both the COB and the Simple            34 See EDGX Rule 21.20(c)(l).                       as the opening price. If executing at the equilibrium
                                               Book. See EDGX Rule 21.20(b)(1) and Amendment             35 The                                              price would require printing at the same price as
                                                                                                                 Simple Book is EDGX’s regular electronic
                                               No. 1.                                                                                                        a Priority Customer on any leg in the Simple Book,
                                                  29 See Amendment No. 1. EDGX believes that
                                                                                                       book of orders. See EDGX Rule 21.20(a)(10).
                                                                                                         36 See EDGX Rule 21.20(c)(l)(B). The BBO is the     the System will adjust the equilibrium price to a
                                               Market Makers may use Complex Only orders as                                                                  price that is better than the corresponding bid or
                                                                                                       best bid or offer on the Simple Book on EDGX. See
                                               part of their strategy to maintain additional control                                                         offer in the marketplace by at least a $0.01
                                                                                                       EDGX Rule 21.20(a)(2).
                                               over their executions, in connection with their                                                               increment. See id.
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                                                                                                         37 See EDGX Rule 21.20(c)(1)(C).
                                               attempt to provide and not remove liquidity, or in                                                               48 See footnote 18, supra.
                                                                                                         38 See EDGX Rule 21.20(c)(2)(A).
                                               connection with applicable fees for executions. See                                                              49 See EDGX Rule 21.20(c)(2)(D) and Amendment
                                                                                                         39 See id. and Amendment No. 1.
                                               id.                                                                                                           No. 1.
                                                  30 See Amendment No. 1 and EDGX Rule                   40 See EDGX Rule 21.20(c)(2)(A).
                                                                                                                                                                50 See EDGX Rule 21.20(c)(2)(D).
                                               21.20(b).                                                 41 See id.
                                                                                                                                                                51 See EDGX Rule 21.20(c)(2)(D) and Amendment
                                                  31 See Amendment No. 1.                                42 See id. and Amendment No. 1.
                                                                                                                                                             No. 1. EDGX believes that the proposed
                                                  32 See EDGX Rule 21.20(c).                             43 See EDGX Rule 21.20(c)(2)(A).
                                                                                                                                                             configurable time period is important because the
                                                  33 See id.                                             44 See id.                                                                                      Continued




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                                               49060                        Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               All complex orders received by EDGX                     forth in Interpretation and Policy .04(f)                  Under the managed interest process, a
                                               prior to EDGX opening the strategy,                     of EDGX Rule 21.20.57                                   complex order that is resting on the
                                               including complex orders received                                                                               COB and is either a complex market
                                                                                                       3. Priority
                                               during any delay that EDGX applies                                                                              order, as described in EDGX Rule
                                               pursuant to EDGX Rule 21.20(c)(2)(D),                      A complex order may be executed at                   21.20(c)(6), or a complex order with a
                                               will be eligible to be matched in the                   a net credit or debit price against                     limit price that locks or crosses the
                                               Opening Process.52                                      another complex order without giving                    current opposite side SBBO when the
                                                                                                       priority to bids or offers established in               SBBO is the best price, may be subject
                                               b. Pricing
                                                                                                       the marketplace that are no better than                 to the managed interest process for
                                                  Incoming complex orders will not be                  the bids or offers comprising such net                  complex orders.65 If the order is not a
                                               executed at prices inferior to the SBBO                 credit or debit; provided, however, that                COA-eligible order, as defined in EDGX
                                               or at a price that is equal to the SBBO                 if any of the bids or offers established                Rule 21.20(a)(4), the System will first
                                               when there is a Priority Customer                       in the marketplace consist of a Priority                determine if the inbound complex order
                                               Order 53 at the best SBBO price.54                      Customer Order, at least one component                  can be matched against other complex
                                               Complex orders will never be executed                   of the complex strategy must trade at a                 orders resting on the COB at a price that
                                               at a price that is outside of the                       price that is better than the                           is at or inside the SBBO (provided there
                                               individual component prices on the                      corresponding BBO by at least a $0.01                   are no Priority Customer Orders on the
                                               Simple Book, and the net price of a                     increment.58                                            Simple Book at that price).66 Second,
                                               complex order executed against another                     Complex orders will be automatically                 the System will determine if the
                                               complex order on the COB will never be                  executed against bids and offers on the                 inbound complex order can be executed
                                               inferior to the price that would be                     COB in price priority, and bids and                     by Legging against individual orders
                                               available if the complex order legged                   offers at the same price on the COB will                resting on the Simple Book at the SBBO.
                                               into the Simple Book.55                                 be executed in time priority.59 Complex                 A complex order subject to the managed
                                                  Incoming complex orders that cannot                  orders that leg into the Simple Book will               interest process will never be executed
                                               be executed because the executions                      be executed in accordance with EDGX                     at a price that is through the individual
                                               would be priced (i) outside of the SBBO,                Rule 21.8.60 EDGX notes that a complex                  component prices on the Simple
                                               or (ii) equal to the SBBO due to a                      order on EDGX would execute first                       Book.67 The net price of a complex
                                               Priority Customer Order at the best                     against orders on the Simple Book                       order subject to the managed interest
                                               SBBO price, will be cancelled if such                   (except in the limited circumstances                    process that is executed against another
                                               complex orders are not eligible to be                   described in EDGX Rule 21.20(c)(2)(F))                  complex order on the COB will never be
                                               placed on the COB.56 Complex orders                     if any of the bids or offers established                inferior to the price that would be
                                               will be executed without consideration                  in the simple marketplace consist of a                  available if the complex order legged
                                               of any prices for the complex strategy                                                                          into the Simple Book.68 When the
                                                                                                       Priority Customer Order.61
                                               that might be available on other                                                                                opposite side SBBO includes a Priority
                                               exchanges trading the same complex                      4. Managed Interest Process                             Customer Order, the System will book
                                               strategy provided, however, that such                     EDGX Rule 21.20(c)(4) sets forth the                  and display the booked complex order
                                               complex order price may be subject to                   managed interest process that describes                 on the COB at a price (the ‘‘book and
                                               the Drill-Through Price Protection set                  how the System handles a complex                        display price’’) that is $0.01 away from
                                                                                                       order that is not immediately executed                  the current opposite side SBBO.69
                                               opening price protections are relatively restrictive                                                               When the opposite side SBBO does
                                               (i.e., based on the SNBBO) and EDGX wants to have       upon receipt, including how such an
                                               the ability to periodically adjust the process to       order is priced and re-priced on the                    not include a Priority Customer Order
                                               improve its operation. EDGX states that it will         COB.62 The managed interest process,                    and is not available for execution in the
                                               adjust the process to include the amount of delay
                                                                                                       which is initiated when a complex order                 ratio of the complex order, or cannot be
                                               that the Exchange believes will allow sufficient                                                                executed through Legging with the
                                               opportunity to have Opening Process executions          that is eligible to be placed on the COB
                                               while also transitioning to regular trading as          cannot be executed against either the                   Simple Book, as described in EDGX
                                               quickly as possible. The Exchange believes that         COB or the Simple Book at the complex                   Rule 21.20(c)(2)(F), the System will
                                               limiting this time period to thirty seconds or less
                                                                                                       order’s net price, is intended to ensure                place the complex order on the COB and
                                               will ensure that the COB opens promptly and                                                                     display the booked complex order at a
                                               efficiently but that the Exchange also allows enough    that a complex order to be managed
                                               time for the individual leg markets across all          does not result in a locked or crossed                  book and display price that will lock the
                                               options exchanges, including the Exchange, to open      market on the Exchange.63 Once                          current opposite side SBBO (i.e.,
                                               and stabilize. EDGX notes that, although not
                                                                                                       initiated, the managed interest process                 because it is a price at which another
                                               configurable, in an analogous opening process for                                                               complex order can trade).70
                                               its equities market (set forth in EDGX Rule 11.7(d)),   for complex orders will be based upon
                                               when a security cannot be opened through such           the SBBO.64                                                If the SBBO changes, the complex
                                               process based on orders received and market                                                                     order’s book and display price will
                                               conditions, the Exchange waits fifteen minutes            57 See Section II.G, infra, for a discussion of the   continuously re-price to the new SBBO
                                               before transitioning such orders to its order book.                                                             until: (i) The complex order has been
                                                                                                       Drill-Through Price Protection feature.
                                               See Amendment No. 1.
                                                                                                         58 See EDGX Rule 21.20(c)(3)(A). EDGX notes that
                                                  52 See EDGX Rule 21.20(c)(2)(D) and Amendment

                                               No. 1.                                                  other options exchanges have adopted similar rules.       65 See  EDGX Rule 21.20(c)(4)(A).
                                                  53 A ‘‘Priority Customer’’ is any person or entity
                                                                                                       See Notice, 82 FR at 33175, n.34.                         66 See  id.
                                                                                                         59 See EDGX Rule 21.20(c)(3)(B).                         67 See id.
                                               that is not: (A) A broker or dealer in securities; or
                                                                                                         60 See id.
                                               (B) a Professional, and a ‘‘Priority Customer Order’’                                                              68 See id.
                                                                                                         61 See Notice, 82 FR at 33184.
                                               is an order for the account of a Priority Customer.                                                                69 See id. For an example of the complex order
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                                               See EDGX Rule 16.1(a)(45). A ‘‘Professional’’ is any      62 Complex orders will not be routed outside of
                                                                                                                                                               managed interest process when the SBBO includes
                                               person or entity that: (A) Is not a broker or dealer    EDGX regardless of the prices displayed by away         Priority Customer Interest, see Notice, 82 FR at
                                               in securities; and (B) places more than 390 orders      markets. See EDGX Rule 21.20(c)(4).                     33176.
                                               in listed options per day on average during a             63 See Notice, 82 FR at 33175.                           70 See EDGX Rule 21.20(c)(4)(A) and Notice, 82
                                               calendar month for its own beneficial account(s).         64 See EDGX Rule 21.20(c)(4). A complex order         FR at 33176. For an example of the complex order
                                               See EDGX Rule 16.1(a)(46).                              for which the Drill-Through Price Protection is         managed interest process when the ratio to allow
                                                  54 See EDGX Rule 21.20(c)(2)(E).
                                                                                                       engaged will be managed to the Drill-Through Price,     Legging does not exist and there is no Priority
                                                  55 See id.
                                                                                                       as described in EDGX Rule 21.20, Interpretations        Customer Interest at the SBBO, see Notice, 82 FR
                                                  56 See id.                                           and Policy .04(f). See Notice, 82 FR at 33175, n.36.    at 33176.



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                                                                            Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices                                                        49061

                                               executed in its entirety; (ii) if not                    21.20(c)(5)(C) states that if the System                individual components of a complex
                                               executed, the complex order’s book and                   determines that a complex order is                      strategy on the Simple Book.82 EDGX
                                               display price has reached its limit price                COA-eligible, the order will be                         Rule 21.20(c)(2)(F) provides that
                                               or, in the case of a complex market                      submitted into the COA process                          complex orders up to a maximum
                                               order, the new SBBO, subject to any                      described in EDGX Rule 21.20(d).76                      number of legs (determined by the
                                               applicable price protections; (iii) the                  EDGX states that the purpose of the                     Exchange on a class-by-class basis as
                                               complex order has been partially                         evaluation process for complex orders is                either two, three, or four legs and
                                               executed and the remainder of the                        to determine (i) their eligibility to                   communicated to Members via
                                               order’s book and display price has                       initiate, or to participate in, a COA; (ii)             specifications and/or Regulatory
                                               reached its limit price or, in the case of               their eligibility to participate in the                 Circular) may be automatically executed
                                               a complex market order, the new SBBO,                    managed interest process; (iii) their                   against bids and offers on the Simple
                                               subject to any applicable price                          eligibility for full or partial execution               Book for the individual legs of the
                                               protections; or (iv) the complex order or                against a complex order resting on the                  complex order (‘‘Legging’’), provided
                                               any remaining portion of the complex                     COB or through the Legging into the                     the complex order can be executed in
                                               order is cancelled.71 If EDGX receives a                 Simple Book; (iv) whether the complex                   full or in a permissible ratio by such
                                               new complex order for the complex                        order should be cancelled; and (v)                      bids and offers.83 Complex orders with
                                               strategy on the opposite side of the                     whether the complex order or any                        two option legs where both legs are
                                               market from the managed complex order                    remaining portion thereof should be                     buying or both legs are selling and both
                                               that can be executed, the System will                    placed or remain on the COB.77 EDGX                     legs are calls or both legs are puts may
                                               immediately execute the remaining                        states that the continual and event-                    only trade against other complex orders
                                               contracts from the managed complex                       triggered evaluation process ensures                    on the COB and will not be permitted
                                               order to the extent possible at the                      that the System is monitoring and                       to leg into the Simple Book.84
                                               complex order’s current book and                         assessing the COB for incoming                          Notwithstanding the foregoing, all two
                                               display price.72 If unexecuted contracts                 complex orders, and changes in market                   leg COA-eligible Customer complex
                                               remain from the complex order on the                     conditions or events that cause complex                 orders will be allowed to leg into the
                                               COB, the complex order’s size will be                    orders to re-price and/or execute, and                  Simple Book without restriction.85
                                               revised and disseminated to reflect the                  conditions or events that result in the                 Complex orders with three or four
                                               complex order’s remaining contracts at                   cancellation of complex orders on the                   option legs where all legs are buying or
                                               its current managed book and display                     COB.78                                                  all legs are selling may only trade
                                               price.73                                                                                                         against other complex orders on the
                                                                                                        6. Complex Market Orders
                                               5. Evaluation Process                                                                                            COB and will not leg into the Simple
                                                                                                           EDGX Rule 21.20(c)6) describes the                   Book, regardless of whether the option
                                                  EDGX Rule 21.20(c)(5) describes how                   handling of complex market orders.                      leg is a call or a put.86
                                               and when the System determines to                        Complex orders may be submitted as
                                               execute or otherwise handle complex                      market orders and may be designated as                  E. COA Process
                                               orders in the System.74 EDGX notes that                  COA-eligible.79 Complex market orders                      EDGX Rule 21.20(d) describes the
                                               the System will evaluate complex orders                  designated as COA-eligible may initiate                 COA process. All option classes will be
                                               initially once all components of the                     a COA upon arrival.80 Complex market                    eligible to participate in a COA.87 Upon
                                               complex strategy are open, upon receipt                  orders not designated as COA-eligible                   evaluation, as set forth in EDGX Rule
                                               as set forth in EDGX Rule 21.20(c)(5)(A),                will trade with any contra-side complex                 21.20(c)(5), EDGX may determine to
                                               and continually, as set forth in EDGX                    orders, or against the individual legs, up              automatically submit a COA-eligible
                                               Rule 21.20(c)(5)(B).75 EDGX Rule                         to and including the SBBO, and if not                   order into a COA.88
                                                                                                        fully executed due to applicable price
                                                 71 See  EDGX Rule 21.20(c)(4)(B).                      protection may be posted to the COB,                    1. Eligibility and Initiation
                                                 72 See  id.                                            subject to the managed interest process                    A ‘‘COA-eligible order’’ is a complex
                                                  73 See id.
                                                  74 See Notice, 82 FR at 33176.
                                                                                                        and the evaluation process.81                           order that, as determined by the
                                                  75 See id. EDGX Rule 21.20(c)(5)(A) states that
                                                                                                                                                                Exchange, is eligible to initiate a COA
                                                                                                        D. Legging                                              based upon the Member’s instructions,
                                               new complex orders are evaluated upon receipt to
                                               determine if they are COA eligible or (i) eligible for     EDGX Rule 21.20(c)(2)(F) describes                    the order’s marketability (i.e., if the
                                               full or partial execution against another complex        the Legging process through which                       price of such order is equal to or better
                                               order resting on the COB; (ii) eligible for full or      complex orders, under certain
                                               partial execution through Legging with the Simple
                                                                                                                                                                than the current SBBO, subject to
                                               Book; (iii) whether all or any remaining portion of      circumstances, are executed against the
                                               such an order should be placed on the COB; (iv) the                                                                82 See  Notice, 82 FR at 33174.
                                               eligibility of such orders for the managed interest        76 See  EDGX Rule 21.20(c)(5)(C). If the System         83 See  EDGX Rule 21.20(c)(2)(F).
                                               process; (v) whether such orders should be               determines that a complex order is not COA-                84 See id.
                                               cancelled. EDGX Rule 21.20(c)(5)(B) states that the      eligible, the complex order may be (i) immediately         85 See id. EDGX notes that Legging against the
                                               System will continue to evaluate complex orders on       matched and executed against a complex order            individual components of a complex order on the
                                               the COB and also will continue to evaluate (i)           resting on the COB; (ii) executed against the           Simple Book allows complex orders to access the
                                               whether such complex orders are eligible for full or     individual components of the complex order on the       full liquidity of the Exchange’s Simple Book, thus
                                               partial execution against a complex order resting on     Simple Book through Legging; (iii) placed on the        enhancing the possibility of executions at the best
                                               the COB; (ii) whether such complex orders are            COB and managed pursuant to the managed interest        available prices on the Exchange. EDGX believes
                                               eligible for full or partial execution through Legging   process; or (iv) cancelled by the System if the time-   this is particularly true for Customer complex
                                               with the Simple Book; (iii) whether any remaining        in-force of the complex order does not allow it to      orders and, thus, does not propose to limit the
                                               portion of a complex order should be placed on the       rest on the COB. See EDGX Rule 21.20(c)(5)(D).          ability of such orders to leg into the Simple Book
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                                               COB; (iv) whether all or the remaining portion of           77 See Notice, 82 FR at 33175.
                                                                                                                                                                (when such orders are two-legged orders). See
                                               a complex should be placed on the COB; and (v)              78 See id.                                           Amendment No. 1.
                                               whether such complex orders should be cancelled.
                                                                                                           79 See EDGX Rule 21.20(c)(6).                           86 See EDGX Rule 21.20(c)(2)(F). EDGX notes that
                                               EDGX Rule 21.20(c)(5)(B) also states that the System
                                               will continue to evaluate whether there is a trading        80 See EDGX Rule 21.20(c)(6)(A).                     its restrictions on Legging are substantially similar
                                               halt affecting any component of a complex strategy          81 See EDGX Rule 21.20(c)(6)(B). See Sections        to those in ISE Rules 722(b)(3)(ii)(A) and (B). See
                                               and, if so, the System will handle complex orders        II.C.4 and II.C.5, supra, respectively, for a           Amendment No. 1.
                                                                                                                                                                   87 See EDGX Rule 21.20(d).
                                               as set forth in EDGX Rule 21.20, Interpretation and      discussion of the managed interest process and the
                                               Policy .05.                                              evaluation process.                                        88 See id.




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                                               49062                        Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               applicable restrictions when a Priority                  The COA auction message will identify                   executed in whole or in part against the
                                               Customer Order comprises a portion of                    the COA auction ID, instrument ID (i.e.,                best priced contra side interest.105 Any
                                               the SBBO) as determined by the                           the complex strategy), origin code,                     unexecuted portion of a COA-eligible
                                               Exchange, number of components, and                      quantity, and side of the market of the                 order remaining at the end of the
                                               complex order origin codes (i.e., non-                   COA-eligible order.95 EDGX may also                     Response Time Interval will be placed
                                               broker-dealer customers, broker-dealers                  determine to include the price in COA                   on the COB and ranked pursuant to
                                               that are not market makers on an                         auction messages, and if it does so it                  EDGX Rule 21.20(c)(3) or cancelled, if
                                               options exchange, and/or market makers                   will announce that determination in                     IOC.106
                                               on an options exchange as determined                     published specifications and/or                            The COA will terminate: (i) Upon
                                               by the Exchange).89 Determinations by                    Regulatory Circular to Members.96                       receipt of a new non-COA-eligible order
                                               the EDGX with respect to COA                                                                                     on the same side as the COA but with
                                                                                                        3. COA Responses                                        a better price, in which case the COA
                                               eligibility will be communicated to
                                               Members via specifications and/or                           A Member with any origin code,                       will be processed and the new order
                                               Regulatory Circular.90                                   including a Priority Customer, may                      will be posted to the COB; (ii) if an
                                                  To initiate a COA, a COA-eligible                     submit a response to the COA auction                    order is received that would improve
                                               order must be designated as such (either                 message (a ‘‘COA Response’’) during the                 the SBBO on the same side as the COA
                                               affirmatively or by default) 91 and must                 Response Time Interval.97 COA                           in progress to a price better than the
                                               meet the criteria described in proposed                  Responses may be submitted in $0.01                     auction price, in which case the COA
                                               EDGX Rule 21.20, Interpretation and                      increments and must specify the price,                  will be processed, the new order will be
                                               Policy .02.92 Dissemination of                           size, side of the market (i.e., a response              posted to the Simple Book and the
                                               information related to COA-eligible                      to a buy COA as a sell or a response to                 SBBO will be updated; or (iii) if a
                                               orders by the submitting Member to                       a sell COA as a buy) and COA auction                    Priority Customer Order is received that
                                               third parties will be deemed conduct                     ID for the COA to which the response                    would join or improve the SBBO on the
                                               inconsistent with just and equitable                     is targeted.98 Multiple COA Responses                   same side as the COA in progress to a
                                               principles of trade, as described in                     from the same Member may be                             price equal to or better than the auction
                                               EDGX Rule 3.1.93                                         submitted during the Response Time                      price, in which case the COA will be
                                                                                                        Interval.99 COA Responses represent                     processed, the new order will be posted
                                               2. Commencement of a COA                                 non-firm interest that can be modified                  to the Simple Book and the SBBO will
                                                  Upon receipt of a COA-eligible order,                 or withdrawn at any time prior to the                   be updated.107 In addition, a COA will
                                               EDGX will send a COA auction message                     end of the Response Time Interval,                      terminate immediately without trading
                                               to all subscribers to EDGX’s data feeds                  though any modification to a COA                        if any individual component or
                                               that deliver COA Auction messages.94                     Response other than a decrease of size                  underlying security of a complex
                                                                                                        will result in a new timestamp and a                    strategy in the COA process is subject to
                                                  89 See EDGX Rule 21.20(d)(1). EDGX notes that
                                                                                                        loss of priority.100 COA Responses will                 a halt as described in EDGX Rule 21.20,
                                               other options exchanges have limited auction             not be displayed by the Exchange.101 At
                                               eligibility for complex orders based on order origin                                                             Interpretation and Policy .05.108
                                               code (citing MIAX Rule 518(d)(1), CBOE Rule              the end of the Response Time Interval,
                                               6.53C(d)(i), and NYSE American Rule 980NY(e)(1)).        COA Responses are firm (i.e.,                           5. COA Pricing and Allocations at the
                                               See Notice, 82 FR at 33177.                              guaranteed at their price and size).102                 Conclusion of a COA
                                                  90 See EDGX Rule 21.20(d)(1).
                                                  91 Complex orders that are marked as IOC will, by
                                                                                                        Any COA Responses not executed in                          A complex strategy will not be
                                               default, not initiate a COA upon arrival, but a
                                                                                                        full will expire at the end of the COA.103              executed at a net price that would cause
                                               Member that submits an order marked IOC may              Any COA Responses not executable                        any component of the complex strategy
                                               elect to opt-in to initiating a COA and any quantity     based on the price of the COA will be                   to be executed: (A) At a price of zero;
                                               of the IOC order not executed will be cancelled at       cancelled immediately.104
                                               the end of the COA. All other Times in Force will
                                                                                                                                                                or (B) ahead of a Priority Customer
                                               by default initiate a COA, but a Member may elect        4. Processing of COA-Eligible Orders                    Order on the Simple Book without
                                               to opt-out of initiating a COA. See EDGX Rule                                                                    improving the BBO on at least one
                                               21.20(b)(2). As noted above, market orders may be           At the end of the Response Time                      component of the complex strategy by at
                                               designated as COA-eligible. See EDGX Rule                Interval, COA-eligible orders may be
                                               21.20(c)(6). See also Notice, 82 FR at 33172.                                                                    least $.01.109 Orders executed in a COA
                                                  92 EDGX Rule 21.20, Interpretation and Policy .02                                                             will be allocated first in price priority
                                                                                                        that include auction notifications. See Notice, 82 FR
                                               provides that if a COA-eligible order is priced equal
                                                                                                        at 33814.
                                                                                                                                                                based on their original limit price as
                                               to, or improves, the SBBO and is also priced to                                                                  follows: (A) Priority Customer Orders
                                                                                                           95 See EDGX Rule 21.20(d)(2).
                                               improve other complex orders resting at the top of
                                               the COB, the complex order will be eligible to              96 See id. The price included in the COA auction     resting on the Simple Book; (B) COA
                                               initiate a COA, provided that if any of the bids or      message will be the limit order price, unless the       Responses and unrelated orders on the
                                               offers on the Simple Book that comprise the SBBO         COA is initiated by a complex market order, in          COB in time priority; and (C) remaining
                                               consists of a Priority Customer Order, the COA will      which case such price will be the SBBO, subject to
                                               only be initiated if it will trade at a price that is    any applicable price protections. See id.               individual orders in the Simple Book
                                               better than the corresponding bid or offer by at least      97 See EDGX Rule 21.20(d)(4). The Response Time      (i.e., non-Priority Customer), which will
                                               a $0.01 increment. EDGX believes that if a complex       Interval is the period of time during which             be allocated pursuant to EDGX Rule
                                               order is not priced equal to, or better than, the        responses to the COA may be entered. The                21.8.110 EDGX believes the priority
                                               SBBO or is not priced to improve other complex           Exchange will determine the duration of the
                                               orders resting at the top of the COB, it would not       Response Time Interval, which shall not exceed 500
                                                                                                                                                                model to provide highest priority to
                                               be reasonable to anticipate that the complex order       milliseconds, and will communicate it to Members        Priority Customer Orders resting on the
                                               would generate a meaningful number of COA                via specifications and/or Regulatory Circular. See
                                               Responses such that there would be price                 EDGX Rule 21.20(d)(3). EDGX notes that the                105 See  EDGX Rule 21.20(d)(5)(A).
                                               improvement of the complex order’s limit price.          Response Time Interval is based on MIAX Rule              106 See  EDGX Rule 21.20(d)(5)(B).
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                                               Thus, EDGX believes that these criteria ensure that      518(d)(3). See Notice, 82 FR at 33177, n.45.               107 See EDGX Rule 21.20(d)(5)(C).
                                               a COA will be conducted only when there is a                98 See EDGX Rule 21.20(d)(4).
                                                                                                                                                                   108 See EDGX Rule 21.20, Interpretation and
                                               reasonable and realistic chance for price                   99 See id.
                                               improvement through the COA. See Notice, 82 FR                                                                   Policy .05(b).
                                                                                                           100 See id.
                                               at 33185.                                                                                                           109 See EDGX Rule 21.20(d)(6). For an example of
                                                                                                           101 See id.
                                                  93 See EDGX Rule 21.20, Interpretation and Policy                                                             pricing in a COA, see Notice, 82 FR at 33178.
                                                                                                           102 See id.
                                               .03.                                                                                                                110 See EDGX Rule 21.20(d)(7). For examples of
                                                                                                           103 See id.
                                                  94 See EDGX Rule 21.20(d)(2). EDGX notes that                                                                 allocations at the conclusion of a COA, see Notice,
                                               any Member may subscribe to EDGX’s data feeds               104 See id.                                          82 FR at 33178–79 and Amendment No. 1.



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                                                                            Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices                                                       49063

                                               Simple Book is consistent with the long-                has systems capacity to process multiple              strategies will not be executed outside
                                               standing policies of customer protection                overlapping COAs consistent with the                  of a preset standard minimum and/or
                                               found throughout the Act and the rules                  proposal, including systems necessary                 maximum price limit.126
                                               of options exchanges, and maintains the                 to conduct surveillance of activity                      Under the Credit-to-Debit parameter
                                               Exchange’s current practice by affording                occurring in such auctions.118 EDGX                   in EDGX Rule 21.20, Interpretation and
                                               such priority.111 EDGX notes that the                   states that if it does not permit                     Policy .04(b), market orders that would
                                               current priority model for the Exchange                 overlapping COAs, a Member who                        be executed at a net debit price after
                                               provides first priority to Priority                     wishes to submit a COA-eligible order                 receiving a partial execution at a net
                                               Customers prior to execution of any                     but has its order rejected because                    credit price will be cancelled.127 The
                                               orders of other participants (‘‘non-                    another COA is already underway in the                Debit/Credit Price Reasonability Check
                                               Customers’’) pursuant to the Customer                   complex strategy must either wait for                 provisions in EDGX Rule 21.20,
                                               Overlay set forth in EDGX Rule                          that COA to conclude and re-submit the                Interpretation and Policy .04(c) state
                                               21.8(d)(1).112 Thus, orders of non-                     order to the Exchange (possibly                       that, to the extent a price check
                                               Customers on the Simple Book are                        constantly resubmitting the complex                   parameter is applicable, EDGX will not
                                               already afforded last priority as                       order to ensure it is received by the                 accept a complex order that is a limit
                                               compared to Priority Customers.113                      Exchange before another COA                           order for a debit strategy with a net
                                               EDGX states that because all listed                     commences) or must send the order to                  credit price that exceeds a pre-set buffer,
                                               options are traded on options                           another options exchange that accepts                 a limit order for a credit strategy with
                                               exchanges, there is significant retail                  complex orders.119                                    a net debit price that exceeds a pre-set
                                               customer participation directly on                                                                            buffer, or a market order for a credit
                                                                                                       F. Market-Maker Complex Quotes
                                               exchanges.114 In turn, because of such                                                                        strategy that would be executed at a net
                                               direct retail customer participation,                     EDGX has not proposed different
                                                                                                                                                             debit price that exceeds a pre-set
                                               EDGX states that the exchanges have                     standards for participation by Market
                                                                                                                                                             buffer.128 EDGX will determine these
                                               taken steps to afford those retail                      Makers on the COB (i.e., no specific
                                                                                                       benefits or obligations).120 Market                   pre-set buffer amounts and
                                               customers—generally Priority                                                                                  communicate them to Members via
                                               Customers—more favorable treatment in                   Makers are not required to quote on the
                                                                                                       COB.121 Complex strategies are not                    specifications and/or Regulatory
                                               some circumstances.115 EDGX believes                                                                          Circular.129 The System will reject or
                                               this treatment is appropriate to                        subject to any requirements that are
                                                                                                       applicable to Market Makers in the                    cancel back to the Member any limit
                                               encourage retail participation in the                                                                         order or any market order (or any
                                               market generally, and in light of the fact              simple market for individual options
                                                                                                       series or classes.122 Volume executed in              remaining size after partial execution of
                                               that Priority Customers are not                                                                               the order) that does not satisfy the
                                               necessarily immersed in the day-to-day                  complex strategies is not taken into
                                                                                                       consideration when determining                        Debit/Credit Price Reasonability
                                               trading of the markets and may have
                                                                                                       whether Market Makers are meeting                     check.130 The Debit/Credit Price
                                               less understanding of how complex
                                                                                                       quoting obligations applicable to Market              Reasonability Check applies to auction
                                               order books operate and interact with
                                                                                                       Makers in the simple market for                       responses in the same manner as it does
                                               leg markets.116
                                                                                                       individual options.123                                to orders.131
                                               6. Overlapping COAs                                                                                              The System defines a complex order
                                                                                                       G. Price and Other Protections                        as a debit or credit as follows: (A) A call
                                                  EDGX Rule 21.20, Interpretation and
                                               Policy .02 provides that a COA will be                     The proposal establishes several price             butterfly spread 132 for which the
                                               allowed to commence even when a COA                     and other protections for complex
                                               for the same strategy is already                        orders. Exchange believes that the                      126 See  Notice, 82 FR at 33180.
                                               underway.117 EDGX represents that it                    complex order price protections will                    127 See  EDGX Rule 21.20, Interpretation and
                                                                                                       provide market participants with                      Policy .04(b). This functionality is similar to the
                                                                                                                                                             price protections that are currently operative on
                                                 111 See  EDGX Rule 21.8 and Amendment No. 1.          valuable price and order size                         other exchanges. See, e.g., CBOE Rule 6.53C,
                                                 112 See  Amendment No. 1. EDGX states that the        protections to enable them to better                  Interpretation and Policy .08(b).
                                               Exchange currently applies the Customer Overlay to      manage their risk exposure when                          128 The System would not apply this check to an
                                               all options traded on the Exchange. See id.             trading complex orders.124 In particular,             order for when the System cannot define whether
                                                  113 See id.                                                                                                the order is a debit or credit. See EDGX Rule 21.20,
                                                  114 See id.
                                                                                                       EDGX believes the price protection                    Interpretation and Policy .04(c)(2). EDGX states that
                                                  115 See id.                                          mechanisms will mitigate potential risks              this would primarily occur prior to the opening of
                                                  116 See id.                                          associated with market participants                   trading as orders are being queued because prices
                                                  117 EDGX Rule 21.20, Interpretation and Policy       entering orders at clearly unintended                 may not be available to make such determination.
                                                                                                                                                             See Notice, 82 FR at 33181, n.54.
                                               .02 states that to the extent there is more than one    prices and orders trading at prices that                 129 See EDGX Rule 21.20, Interpretation and
                                               COA for a specific complex strategy underway at a       are extreme and potentially erroneous,
                                               time, each COA will conclude sequentially based                                                               Policy .04(c)(1). EDGX notes that ISE Rule 722,
                                               on the exact time each COA commenced, unless
                                                                                                       which may likely have resulted from                   Supplementary Material .07(c) also includes
                                               terminated early pursuant to EDGX Rule                  human or operational error.125                        variable pre-set values in connection with the
                                               21.20(d)(5)(C). At the time each COA concludes, the        EDGX Rule 21.20, Interpretation and                analogous price protections included in that rule.
                                               COA will be allocated pursuant to this Rule and                                                               See Notice, 82 FR at 33181, n.55.
                                                                                                       Policy .04 provides several price                        130 See EDGX Rule 21.20, Interpretation and
                                               will take into account all COA Responses and
                                               unrelated complex orders on the COB at the exact
                                                                                                       protection standards that are designed                Policy .04(c)(3).
                                               time of conclusion. In the event there are multiple     to ensure that certain types of complex                  131 See EDGX Rule 21.20, Interpretation and

                                               COAs underway that are each terminated early                                                                  Policy .04(c)(4).
                                               pursuant to EDGX Rule 21.20(d)(5)(C) of this Rule,        118 See                                                132 A ‘‘butterfly’’ spread is a three-legged complex
                                                                                                                 Notice, 82 FR at 33177.
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                                               the COAs will be processed sequentially based on          119 See id., 82 FR at 33186.                        order with two legs to buy (sell) the same number
                                               the order in which they commenced. Because a              120 See id., 82 FR at 33179.                        of calls (puts) and one leg to sell (buy) twice as
                                               COA Response must specifically identify the COA           121 See EDGX Rule 21.20, Interpretation and         many calls (puts), all with the same expiration date
                                               for which it is targeted, and if not fully executed                                                           but different exercise prices, and the exercise price
                                                                                                       Policy .01.
                                               will be cancelled back at the conclusion of the           122 See id.
                                                                                                                                                             of the middle leg is between the exercise prices of
                                               COA, COA Responses will only be considered in                                                                 the other legs. If the exercise price of the middle
                                                                                                         123 See id.
                                               the specified COA. For examples of the processing                                                             leg is halfway between the exercise prices of the
                                                                                                         124 See Notice, 82 FR at 33186.
                                               of overlapping auctions, see Notice, 82 FR at                                                                 other legs, it is a ‘‘true’’ butterfly; otherwise, it is
                                               33178–79 and Amendment No. 1.                             125 See id.                                                                                       Continued




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                                               49064                          Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               middle leg is to sell (buy) and twice the                   range is set by the minimum and                          unexecuted portion thereof) does not
                                               exercise price of that leg is greater than                  maximum possible value of the spread,                    execute during that time period, the
                                               or equal to the sum of the exercise                         subject to an additional buffer amount                   System will cancel it.142
                                               prices of the buy (sell) legs is a debit                    determined by EDGX and
                                                                                                                                                                    H. Risk Monitor Mechanism
                                               (credit); (B) a put butterfly spread for                    communicated to Members via
                                               which the middle leg is to sell (buy) and                   specifications and/or a Regulatory                          EDGX proposes to add Interpretation
                                               twice the exercise price of that leg is                     Circular.135 The maximum possible                        and Policy .01 to EDGX Rule 21.16 to
                                               less than or equal to the sum of the                        value of a vertical, true butterfly and                  provide that complex orders will
                                               exercise prices of the buy (sell) legs is                   box spread is the difference between the                 participate in EDGX’s existing the Risk
                                               a debit (credit); and (C) an order for                      exercise prices of (A) the two legs; (B)                 Monitor Mechanism. The Risk Monitor
                                               which all pairs and loners are debits                       the middle leg and the legs on either                    Mechanism functions by counting a
                                               (credits) is a debit (credit).133                           side; and (C) each pair of legs,                         member’s executions, contract volume,
                                                 The Buy Strategy Parameters in EDGX                       respectively.136 The minimum possible                    and notional value both within a
                                               Rule 21.20, Interpretation and Policy                       value of the spread is zero.137                          specified time period established by the
                                               .04(d) provide that the System will                            EDGX Rule 21.20, Interpretation and                   member and on an absolute basis for the
                                               reject a limit order where all the                          Policy .04(f) establishes EDGX’s Drill-                  trading day.143 The Risk Monitor
                                               components of the strategy are to buy                       Through Price Protection feature, a price                Mechanism rejects or cancels orders that
                                               and the order is priced at zero, any net                    protection mechanism applicable to all                   exceed member-designated volume,
                                               credit price that exceeds a pre-set buffer,                 complex orders under which a buy (sell)                  notional, count, or percentage
                                               or a net debit price that is less than the                  order will not be executed at a price that               triggers.144 EDGX Rule 21.16,
                                               number of individual option series legs                     is higher (lower) than the SNBBO or the                  Interpretation and Policy .01 states that,
                                               in the strategy (or applicable ratio)                       SNBBO at the time of order entry plus                    for purposes of counting within a
                                               multiplied by the applicable minimum                        (minus) a buffer amount (the ‘‘Drill-                    specified time period and for purposes
                                               net price increment for the complex                         Through Price’’).138 EDGX will adopt a                   of calculating absolute limits, EDGX
                                               order.                                                      default buffer amount for the Drill-                     will count individual trades executed as
                                                 The Maximum Value Acceptable                              Through Price Protection and will                        part of a complex order when
                                               Price Range parameter in EDGX Rule                          publish this amount in publicly                          determining whether a volume,
                                               21.20, Interpretation and Policy .04(e)                     available specifications and/or a                        notional, or count trigger has been
                                               provides that the System will reject an                     Regulatory Circular.139 A Member may                     reached. For purposes of counting
                                               order if the order is a vertical, true                      modify the buffer amount applicable to                   within a specified time period and for
                                               butterfly or box spread, or a limit order                   Drill-Through Price Protections to either                purposes of calculating absolute limits,
                                               or market order if it would execute at a                    a larger or smaller amount than the                      EDGX will count the percentage
                                               price that is outside of an acceptable                      Exchange default.140 If a buy (sell) order               executed of a complex order when
                                               price range.134 The acceptable price                        would execute or post to the COB at a                    determining whether the percentage
                                                                                                           price higher (lower) than the Drill-                     trigger has been reached.145
                                               a ‘‘skewed’’ butterfly. See EDGX Rule 21.20,                Through Price, the System will instead
                                               Interpretation and Policy .04(a)(2).                                                                                 I. Additional Risk Protection for
                                                  133 See EDGX Rule 21.20, Interpretation and              post the order to the COB at the Drill-                  Complex Orders
                                               Policy .04(c)(2). For purposes of the debit/credit          Through Price, unless the terms of the
                                                                                                                                                                       In addition to the protections
                                               price reasonability checks, a ‘‘pair’’ is a pair of legs    order instruct otherwise. Any order (or
                                               in an order for which both legs are calls or both legs                                                               described above, EDGX proposes to
                                                                                                           unexecuted portion thereof) will rest in
                                               are puts, one leg is a buy and one leg is a sell, and                                                                establish the Fat Finger Price Protection
                                               both legs have the same expiration date but
                                                                                                           the COB (based on the time at which it
                                                                                                                                                                    and a complex order size protection.146
                                               different exercise prices or, for all options except        enters the book for priority purposes) for
                                                                                                                                                                    These protections will be available for
                                               European-style index options, the same exercise             a time period in milliseconds that may
                                               price but different expiration dates. A ‘‘loner’’ is                                                                 complex orders as determined by the
                                                                                                           not exceed three seconds (which the
                                               any leg in an order that the System cannot pair with                                                                 Exchange and communicated to
                                               another leg in the order (including legs in orders for      Exchange will determine and
                                                                                                                                                                    Members via specifications and/or
                                               European-style index options that have the same             communicate to Members via
                                                                                                                                                                    Regulatory Circular.147
                                               exercise price but different expiration dates). The         specifications and/or Regulatory                            Under the Fat Finger Price Protection,
                                               System first pairs legs to the extent possible within       Circular) with a price equal to the Drill-
                                               each expiration date, pairing one leg with the leg                                                                   EDGX will define a price range outside
                                               that has the next highest exercise price; the System        Through Price.141 If the order (or                       of which the System will not accept a
                                               then, for all options except European-style index                                                                    complex limit order.148 The price range
                                               options, pairs legs to the extent possible with the         prices. See EDGX Rule 21.20, Interpretation and
                                               same exercise prices across expiration dates, pairing       Policy .04(a). A ‘‘box’’ spread is a four-legged
                                                                                                                                                                    will be a number defined by EDGX and
                                               one leg with the leg that has the next nearest              complex order with one leg to buy calls and one          communicated to Members via
                                               expiration date. See EDGX Rule 21.20,                       leg to sell puts with one strike price, and one leg      specifications and/or Regulatory
                                               Interpretation and Policy .04(c)(2)(C). The rule            to sell calls and one leg to buy puts with another       Circular, and a Member may establish a
                                               further provides that a pair of calls is a credit (debit)   strike price, all of which have the same expiration
                                               if the exercise price of the buy (sell) leg is higher                                                                more aggressive or restrictive value than
                                                                                                           date and are for the same number of contracts. See
                                               than the exercise price of the sell (buy) leg (if the       id. See note 132, supra, for the definition of           the Exchange default.149 The default
                                               pair has the same expiration date) or if the                butterfly spread.
                                               expiration date of the sell (buy) leg is farther than          135 See EDGX Rule 21.20, Interpretation and             142 See id.
                                               the expiration date of the buy (sell) leg (if the pair      Policy .04(e).                                             143 See EDGX Rule 21.16(a).
                                               has the same exercise price). A pair of puts is a              136 See EDGX Rule 21.20, Interpretation and             144 See Notice, 82 FR at 33183.
                                               credit (debit) if the exercise price of the sell (buy)
                                                                                                           Policy .04(e)(1).                                          145 See EDGX Rule 21.16, Interpretation and
                                               leg is higher than the exercise price of the buy (sell)        137 See EDGX Rule 21.20, Interpretation and           Policy .01.
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                                               leg (if the pair has the same expiration date) or if
                                               the expiration date of the sell (buy) leg is farther        Policy .04(e)(2).                                          146 See EDGX Rule 21.20, Interpretation and
                                                                                                              138 For an example of the application of the Drill-   Policy .06(a) and (b).
                                               than the expiration date of the buy (sell) leg (if the
                                               pair has the same exercise price). A loner to buy           Through Price Protection, see Notice, 82 FR at             147 See EDGX Rule 21.20, Interpretation and

                                               is a debit, and a loner to sell is a credit. See id.        33181–82.                                                Policy .06(c).
                                                  134 A ‘‘vertical’’ spread is a two-legged complex           139 See EDGX Rule 21.20, Interpretation and             148 See EDGX Rule 21.20, Interpretation and

                                               order with one leg to buy a number of calls (puts)          Policy .04(f).                                           Policy .06(a).
                                                                                                              140 See id.
                                               and one leg to sell the same number of calls (puts)                                                                    149 See id. EDGX notes that ISE Rule 722,

                                               with the same expiration date but different exercise           141 See id.                                           Supplementary Material .07(d) also provides for



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                                                                            Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices                                                      49065

                                               price range for Fat Finger Price                        available for Members to enter and                        COB, in addition to its existing Auction
                                               Protection will be greater than or equal                manage complex orders.158 Incoming                        Feed for the Simple Book.166 Fourth,
                                               to a price through the SNBBO for the                    complex orders that could otherwise                       EDGX the Exchange proposes to identify
                                               complex strategy to be determined by                    execute or initiate a COA in the absence                  Priority Customer Orders and trades as
                                               the Exchange and communicated to                        of a halt will be placed on the COB.159                   such on messages disseminated by the
                                               Members via specifications and/or                       Incoming complex orders with a time in                    Exchange through its Multicast TOP
                                               Regulatory Circular.150 A complex limit                 force of IOC will be cancelled.160                        data feed, in addition to disseminating
                                               order to sell will not be accepted at a                    EDGX Rule 21.20, Interpretation and                    that information through it Multicast
                                               price that is lower than the SNBBO bid,                 Policy .05(b) states that if, during a                    PITCH and Auction data feeds.167
                                               and a complex limit order to buy will                   COA, any component(s) and/or the
                                                                                                       underlying security of a COA-eligible                     III. Discussion and Commission
                                               not be accepted at a price that is higher
                                                                                                       order is halted, the COA will end early                   Findings
                                               than the SNBBO offer, by more than the
                                               Exchange defined or Member                              without trading and all COA Responses                        After careful review, the Commission
                                               established price range.151 A complex                   will be cancelled. Remaining complex                      finds that the proposed rule change, as
                                               limit order that is priced through this                 orders will be placed on the COB if                       modified by Amendment No. 1, is
                                               range will be rejected.152                              eligible, or cancelled.161 When trading                   consistent with the requirements of the
                                                  Under the complex order size                         in the halted component(s) and/or                         Act and the rules and regulations
                                               protection, the System will prevent                     underlying security of the complex                        thereunder applicable to a national
                                               certain complex orders from executing                   order resumes, the System will evaluate                   securities exchange.168 In particular, for
                                               or being placed on the COB if the size                  and re-open the COB pursuant to EDGX                      the reasons discussed below, the
                                               of the complex order exceeds the                        Rule 21.20(c)(2)(B)-(D).162                               Commission finds that the proposed
                                               complex order size protection                                                                                     rule change is consistent with Section
                                                                                                       K. Market Data                                            6(b)(5) of the Act,169 which requires,
                                               designated by the Member.153 If the
                                               maximum size of complex orders is not                     EDGX proposes to amend EDGX Rule                        among other things, that the rules of a
                                               designated by the Member, the                           21.15(b) to specify the data feeds that                   national securities exchange be
                                               Exchange will set a maximum size of                     EDGX proposes to adopt in connection                      designed to prevent fraudulent and
                                               complex orders on behalf of the Member                  with the proposal. EDGX currently                         manipulative acts and practices, to
                                               by default.154 Members may designate                    offers a Multicast PITCH data feed and                    promote just and equitable principles of
                                               the complex order size protection on a                  an Auction Feed.163 EDGX proposed to                      trade, to remove impediments to and
                                               firm wide basis.155 The default                         adopt a similar, but separate, Multicast                  perfect the mechanism of a free and
                                               maximum size for complex orders will                    PITCH data feed and Auction Feed for                      open market and a national market
                                               be determined by the Exchange and                       the COB.164 Second, EDGX proposes to                      system, and, in general, to protect
                                               communicated to Members via                             adopt a new separate Multicast TOP                        investors and the public interest. This
                                               specifications and/or Regulatory                        data feed for its Simple Order Book and                   order approves the proposed rule
                                               Circular.156                                            for the COB.165 Third, EDGX proposes                      change in its entirety, although only
                                                                                                       to adopt a separate Auction Feed for the                  certain more significant aspects of the
                                               J. Trading Halts                                                                                                  proposed rules are discussed below.
                                                  EDGX Rule 21.20, Interpretation and                  orders are cancelled in the event of a trading halt
                                                                                                                                                                 A. Definitions and Order Types
                                                                                                       in the underlying unless the Exchange has been
                                               Policy .05, describes the Exchange’s                    instructed not to cancel such orders. EDGX further
                                               handling of complex orders in the                                                                                    The proposal adopts several defined
                                                                                                       notes that its rule is similar to functionality that is
                                               context of a trading halt. Under EDGX                   currently operative on other exchanges. In                terms related to the trading of complex
                                               Rule 21.20, Interpretation and Policy                   particular, EDGX notes that MIAX follows a similar        orders. The Commission notes that
                                                                                                       process for trading halts, except that while MIAX         EDGX’s definition of complex order 170
                                               .05(a), if a trading halt exists for the                reopens through potential complex auctions, EDGX
                                               underlying security or a component of                   will reopen through its standard Opening Process.
                                                                                                                                                                 is consistent with the definition of
                                               a complex strategy, trading in the                      See MIAX Rule 518, Interpretation and Policy              complex order adopted by other options
                                               complex strategy will be suspended and                  .05(e)(3). See also PHLX Rule 1098(c)(ii)(C), which       exchanges.171 The Commission believes
                                                                                                       states that complex orders will not trade on the          that adding EDGX Rule 21.20(b) to allow
                                               a Member’s complex orders will be                       PHLX system during a trading halt for any options
                                               cancelled unless the Member has                         component of the Complex Order.
                                                                                                                                                                 complex orders to be entered as limit
                                               instructed the Exchange not to cancel its                 158 See EDGX Rule 21.20, Interpretation and             orders, market orders, GTD orders, IOC
                                               orders.157 The COB will remain                          Policy .05(a).                                            orders, DAY orders, GTC orders, OPG
                                                                                                         159 See id.                                             orders, Complex Only orders, COA-
                                               configurable values in connection with an
                                                                                                         160 See id.
                                                                                                                                                                 eligible orders, do-not-COA orders, and
                                                                                                         161 See EDGX Rule 21.20, Interpretation and
                                               analogous size protection that ISE offers for its                                                                 complex orders with Match Trade
                                               complex order book. See Notice, 82 FR at 33812,         Policy .05(b).
                                                                                                         162 See EDGX Rule 21.20, Interpretation and
                                               n.64.                                                                                                                166 See EDGX Rule 21.15(c)(5). The Auction Feed
                                                 150 See EDGX Rule 21.20, Interpretation and           Policy .05(c).
                                                                                                         163 See EDGX Rules 21.15(b)(1) and (4). The
                                                                                                                                                                 is an uncompressed data product that provides
                                               Policy .06(a).                                                                                                    information regarding the current status of price
                                                 151 See id.                                           Multicast PITCH data feed is an uncompressed data
                                                                                                                                                                 and size information related to auctions conducted
                                                 152 See id.                                           feed that offers depth of book quotation and
                                                                                                                                                                 by the Exchange. See id.
                                                 153 See EDGX Rule 21.20, Interpretation and
                                                                                                       execution information based on options orders                167 See EDGX Rule 21.15(c)(2). EDGX notes that
                                                                                                       entered into EDGX’s System. The Auction Feed is
                                               Policy .06(b). EDGX notes that ISE Rule 722,            an uncompressed data product that provides                the proposal also re-numbers the provisions for
                                               Supplementary Material .07(e) also applies              information regarding the current status of price         EDGX’s DROP and Historical Data products, but
                                               configurable values in connection with an               and size information related to auctions conducted        does not make any changes with respect to those
                                               analogous size protection for its complex order                                                                   products. See Notice, 82 FR at 33183.
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                                                                                                       by EDGX. See Notice, 82 FR at 33183.
                                               book. See Notice, 82 FR at 33812, n.66.                   164 See Notice, 82 FR at 33183.
                                                                                                                                                                    168 In approving this proposed rule change, the
                                                 154 See EDGX Rule 21.20, Interpretation and                                                                     Commission has considered the proposed rule’s
                                                                                                         165 See EDGX Rule 21.15(b)(2). The new Multicast
                                               Policy .06(b).                                          TOP feeds will be uncompressed data feeds that            impact on efficiency, competition, and capital
                                                 155 See id.
                                                                                                       will offer top of book quotations and execution           formation. See 15 U.S.C. 78c(f).
                                                 156 See id.                                                                                                        169 15 U.S.C. 78f(b)(5).
                                                                                                       information based on options orders entered into
                                                 157 See Amendment No. 1. In Amendment No. 1,                                                                       170 See EDGX Rule 21.20(a)(5).
                                                                                                       EDGX’s System. See id. EDGX notes that it currently
                                               EDGX notes that this provision is based on and          offers a top of book feed for its equities trading           171 See, e.g., ISE Rule 722(a)(1); CBOE Rule

                                               similar to EDGX Rule 20.3(b), which states that         platform. See Notice, 82 FR at 33186.                     6.53C(a)(1); and MIAX Rule 518(a)(5).



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                                               49066                        Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               Prevention modifiers could provide                       notes that another options exchange has                 executed at the best prices against an
                                               market participants with greater                         comparable provisions.180                               increased level of contra-side
                                               flexibility and control over the trading                                                                         liquidity.183 In addition, EDGX states
                                                                                                        C. Legging
                                               of complex orders.172 The Commission                                                                             that the Complex Order Auction process
                                               notes that EDGX currently permits each                      As described more fully above, EDGX                  is designed to work effectively with the
                                               of these orders types (other than GTC,                   proposes to provide for Legging of                      COB with a simple priority of allocation
                                               OPG, Complex Only orders, COA-                           complex orders into the Simple Book.                    that continues to respect the priority of
                                               eligible orders, and do-not-COA orders)                  The Commission believes that Legging                    allocations on the Simple Book (via the
                                               for orders on single option series.173 The               could benefit investors by providing                    Exchange’s pro rata allocation
                                               Commission further notes that Complex                    additional execution opportunities for                  methodology).184 The Commission notes
                                               Only orders will be available only to                    both complex orders and interest on the                 that the ability for unrelated marketable
                                               EDGX Market Makers, which is                             Simple Book. In addition, the                           orders to join and be executed in a
                                               consistent with similar functionality                    Commission believes that Legging could                  Complex Order Auction may enhance
                                               available on other options exchanges.174                 facilitate interaction between the COB                  the liquidity in the Complex Order
                                                                                                        and the Simple Book, potentially                        Auction and thus increase opportunities
                                               B. Trading of Complex Orders and
                                                                                                        resulting in a more competitive and                     for execution of complex orders on both
                                               Quotes
                                                                                                        efficient market, and better executions                 sides of the market.
                                                  EDGX states that it has designed its                  for investors.                                             As noted above, EDGX will permit a
                                               execution and priority rules to allow                       As discussed above, EDGX is                          COA for a strategy to begin even if
                                               complex orders to interact with interest                 proposing to prohibit Legging for: (i)                  another COA for that strategy is already
                                               in the Simple Book and vice versa in an                  Complex orders with two option legs                     underway.185 The Commission notes
                                               efficient and orderly manner.175 The                     where both legs are buying or both legs                 that EDGX’s rules regarding the
                                               Commission notes that EDGX Rule                          are selling and both legs are calls or                  processing of overlapping COAs for a
                                               21.20(c)(3)(A) is designed to protect                    both legs are puts, other than COA-                     strategy have been made transparent in
                                               interest established in the leg market by                eligible two-legged Customer complex                    the proposal and are reasonable, given
                                               providing that if any of the bids or offers              orders; and (ii) complex orders with                    that the electronic nature of EDGX
                                               established in the marketplace consist of                three option legs where all legs are                    makes the sequence of auction start
                                               a Priority Customer Order, at least one                  buying or all legs are selling regardless               times readily discernable.186 In
                                               leg of the complex order must trade at                   of whether the option leg is a call or a                particular, the Commission notes that a
                                               a price that is better than the                          put.181 The Commission notes that this                  COA Response will only be considered
                                               corresponding bid or offer in the                        prohibition is similar to the rules of                  for its specified COA. Each COA
                                               marketplace by at least a $0.01                          other options markets, which the                        Response must specifically identify the
                                               increment. The Commission further                        Commission has approved.182 The                         COA for which it is targeted, and if not
                                               notes that other options exchanges have                  Commission notes that directional                       fully executed, the COA Response will
                                               similar provisions requiring one leg to                  complex orders may continue to trade                    be cancelled back at the conclusion of
                                               trade at a better price in such a                        against other complex orders on the                     the COA.187
                                               circumstance.176                                         Exchange’s COB, and that market
                                                  EDGX proposes that complex orders                                                                             E. Opening Process, Managed Interest
                                                                                                        participants may submit the individual                  Process, and Evaluation Process
                                               will never be executed at a price that is                legs of a directional complex order
                                               outside of the individual component                      separately to the regular market for                      As described above, EDGX Rule
                                               prices on the Simple Book.177                            execution should they so choose.                        21.20(c)(2)(A)–(D) sets forth EDGX’s
                                               Furthermore, the net price of a complex                                                                          opening process for complex orders.
                                               order executed against another complex                   D. Complex Order Auction Process                        The Commission believes that the
                                               order on the COB will never be inferior                    EDGX describes the Complex Order                      opening process is designed to provide
                                               to the price that would be available if                  Auction Process in EDGX Rule 21.20(d).                  for the orderly opening of complex
                                               the complex order legged into the                        EDGX states that the auction process is                 orders on EDGX. EDGX Rules
                                               Simple Book.178 According to EDGX,                       designed to ensure that complex orders                  21.20(c)(4) and (5) describe,
                                               these provisions should help prevent a                   are given every opportunity to be                       respectively, the managed interest
                                               component of a complex order from                                                                                process and the evaluation process for
                                               being executed at a price that                             180 See  MIAX Rule 518(c)(2)(ii).                     complex orders. The Commission
                                               compromises the priority already                           181 See  EDGX Rule 21.20(c)(2)(F).                    believes that the managed interest
                                               established by a Priority Customer on                       182 See, e.g., ISE Rule 722(b)(3)(ii); and MIAX
                                                                                                                                                                process is designed to protect the
                                               the Simple Book.179 The Commission                       Rule 518(c)(2)(iii). See also Securities Exchange Act   priority of Priority Customer interest on
                                                                                                        Release Nos. 73023 (September 9, 2014) 79 FR
                                                                                                        55033 (September 15, 2014) (order approving SR–         the Simple Book and assure that
                                                 172 As noted above, EDGX also will make GTC
                                                                                                        ISE–2014–10); 79072 (October 7, 2016) 81 FR 71131       complex orders do not trade through the
                                               and OPG orders available for the Simple Book,
                                               which will provide greater flexibility to participants   (October 14, 2016) (order approving SR–MIAX–            prices of interest on the Simple Book for
                                               in the markets for orders in single option series.       2016–26). As discussed above, EDGX will permit          the component securities of the complex
                                                                                                        Customer two-leg COA-eligible complex orders to
                                                 173 See EDGX Rule 21.1.
                                                                                                        leg into the Simple Book without restriction. See       order. The Commission believes that the
                                                 174 See MIAX Rule 518(c)(2)(iii) (providing that
                                                                                                        EDGX Rule 21.20(c)(2)(F). EDGX notes that Legging       evaluation process is designed to
                                               Legging is not available for, among other things,
                                               complex Standard quotes and complex eQuotes);
                                                                                                        against the individual components of a complex          facilitate the execution of complex
                                                                                                        order on the Simple Book allows complex orders to
                                               and ISE Rule 722, Supplementary Material .03
                                                                                                        access the full liquidity of the Exchange’s Simple        183 See
                                               (providing that Market Maker quotes will not be                                                                             Notice, 82 FR at 33185.
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                                                                                                        Book, thus enhancing the possibility of executions
                                               automatically executed against bids and offers on                                                                  184 See  id., 82 FR at 33179.
                                                                                                        at the best available prices on the Exchange. EDGX
                                               ISE for the individual legs of the complex order).                                                                  185 See EDGX Rule 21.20, Interpretation and
                                                 175 See Notice, 82 FR at 33184.
                                                                                                        believes this is particularly true for Customer
                                                                                                        complex orders and, thus, does not propose to limit     Policy .02.
                                                 176 See, e.g., ISE Rule 722(b)(2); Phlx Rule                                                                      186 See id.
                                                                                                        the ability of such orders to leg into the Simple
                                               1098(c)(iii); and MIAX Rule 518(c)(3).                   Book (when such orders are two-legged orders). See         187 See id. See also EDGX Rule 21.20(d)(4) (stating
                                                 177 See Notice, 82 FR at 33173.
                                                                                                        Amendment No. 1. See also notes 111–116, supra,         that, among other things, a COA Response must
                                                 178 See id.
                                                                                                        and accompanying text, for additional discussion of     include the COA auction ID for the COA to which
                                                 179 See id.                                            EDGX’s treatment of Customer complex orders.            it is targeted).



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                                                                            Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices                                           49067

                                               orders and other interest on EDGX in                    the proposed new price protection                     file number should be included on the
                                               accordance with EDGX’s rules. The                       features are designed to promote just                 subject line if email is used. To help the
                                               Commission notes that EDGX’s managed                    and equitable principles of trade to the              Commission process and review your
                                               interest and evaluation processes for                   extent they are able to mitigate potential            comments more efficiently, please use
                                               complex orders are similar to processes                 risks associated with market                          only one method. The Commission will
                                               adopted by another options                              participants entering orders or executing             post all comments on the Commission’s
                                               exchange.188                                            trades at what EDGX believes are                      Internet Web site (http://www.sec.gov/
                                                                                                       extreme and potentially erroneous                     rules/sro.shtml). Copies of the
                                               F. Market Maker Complex Quotes
                                                                                                       prices.                                               submission, all subsequent
                                                 As described above, EDGX has not                                                                            amendments, all written statements
                                               proposed different standards for                        H. Market Data                                        with respect to the proposed rule
                                               participation by Market Makers on the                     As described above, EDGX proposes                   change that are filed with the
                                               COB. Market Makers are not required to                  to make available various data feeds that             Commission, and all written
                                               quote on the COB and there are no                       will provide information regarding                    communications relating to the
                                               continuous quoting requirements                         complex orders on EDGX. EDGX states                   proposed rule change between the
                                               respecting complex orders.189 In                        that each of the proposed data feeds is               Commission and any person, other than
                                               addition, complex strategies are not                    based on and similar to an existing data              those that may be withheld from the
                                               subject to any requirements that are                    feed offered by EDGX Options and/or                   public in accordance with the
                                               applicable to Market Makers in the                      the EDGX equities trading platform.197                provisions of 5 U.S.C. 552, will be
                                               simple market for the individual options                EDGX notes that the proposed data                     available for Web site viewing and
                                               series or classes.190 Finally, volume                   feeds, which will be free of charge,                  printing in the Commission’s Public
                                               executed in complex strategies is not                   would be accessed and subscribed to on                Reference Room, 100 F Street NE.,
                                               taken into consideration when                           a voluntary basis by market participants              Washington, DC 20549 on official
                                               determining whether Market Makers are                   interested in obtaining data regarding                business days between the hours of
                                               meeting quoting obligations applicable                  activity in the COB.198 If EDGX                       10:00 a.m. and 3:00 p.m. Copies of such
                                               to Market Makers in the simple market                   proposes to adopt fees in connection                  filing also will be available for
                                               for individual options.191 The                          with any of its data feeds, it will file a            inspection and copying at the principal
                                               Commission notes that other options                     separate proposal to include such fees                office of the Exchange. All comments
                                               exchanges have adopted similar                          in its Fee Schedule.199 The Commission                received will be posted without change;
                                               rules.192                                               believes that the proposed data feeds,                the Commission does not edit personal
                                                                                                       which will be available free of charge to             identifying information from
                                               G. Price Protection and Other Features
                                                                                                       any subscriber that chooses to receive                submissions. You should submit only
                                                 EDGX’s proposed price and order                       the data, will provide investors and                  information that you wish to make
                                               protection features are intended to                     other market participants with                        available publicly. All submissions
                                               provide market participants with price                  information concerning transactions on                should refer to File Number SR–
                                               and order size protection to allow them                 EDGX.                                                 BatsEDGX–2017–29, and should be
                                               to better manage their risk exposure.193                                                                      submitted on or before November 13,
                                               The credit-to-debit parameters, Debit/                  IV. Solicitation of Comments on                       2017.
                                               Credit Price Reasonability Checks, Buy                  Amendment No. 1
                                               Strategy Parameters, Maximum Value                                                                            V. Accelerated Approval of Proposed
                                                                                                         Interested persons are invited to
                                               Acceptable Price Range, Fat Finger Price                                                                      Rule Change, as Modified by
                                                                                                       submit written data, views, and
                                               Protection, and order size protection are                                                                     Amendment No. 1
                                                                                                       arguments concerning whether
                                               similar to functionalities already                      Amendment No. 1 is consistent with the                  The Commission finds good cause to
                                               available on other options exchanges.194                Act. Comments may be submitted by                     approve the proposed rule change, as
                                               EDGX’s provisions regarding trading                     any of the following methods:                         modified by Amendment No. 1, prior to
                                               halts could help to protect investors by                                                                      the thirtieth day after the date of
                                               pausing trading during potentially                      Electronic Comments                                   publication of the notice of Amendment
                                               disruptive conditions.195 Finally,                        • Use the Commission’s Internet                     No. 1 in the Federal Register. In
                                               according to EDGX, adding complex                       comment form (http://www.sec.gov/                     Amendment No. 1, EDGX revises its
                                               orders to the Risk Protection Monitor                   rules/sro.shtml); or                                  original proposal to make the changes
                                               should allow EDGX members to better                       • Send an email to rule-comments@                   discussed in detail above. Notably, in
                                               manage their risk and encourage them to                 sec.gov. Please include File Number SR–               Amendment No. 1, EDGX revises its
                                               submit additional liquidity to the                      BatsEDGX–2017–29 on the subject line.                 proposal to make Complex Only orders
                                               Exchange.196 The Commission believes                                                                          available only to EDGX Market Makers,
                                                                                                       Paper Comments                                        provide additional rationale for its
                                                 188 See MIAX Rules (c)(4) and (5).                      • Send paper comments in triplicate                 methodology for allocating orders at the
                                                 189 See EDGX Rule 21.20, Interpretation and           to Brent J. Fields, Secretary, Securities             conclusion of a COA, and limit to 30
                                               Policy .01.                                             and Exchange Commission, 100 F Street                 seconds the configurable time period for
                                                 190 See id.
                                                                                                       NE., Washington, DC 20549–1090.                       the System to match orders during the
                                                 191 See id.
                                                 192 See ISE Rule 722, Supplementary Material .03;
                                                                                                       All submissions should refer to File                  complex order opening process. EDGX
                                               and MIAX Rule 518, Interpretation and Policy            Number SR–BatsEDGX–2017–29. This                      also made changes to clarify and add
                                               .02(e).                                                                                                       detail to its proposal and the proposed
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                                                 193 See Notice, 82 FR at 33186.                       seek best execution of orders they handle on an       rule text. The Commission believes that
                                                 194 See CBOE Rule 6.53C, Interpretation and           agency basis. See Securities Exchange Act Release     Amendment No. 1 does not raise any
                                               Policy .08(b)–(d) and (g); and ISE Rule 722,            No. 74496 (March 13, 2015), 80 FR 14421, 14423        novel regulatory issues and instead
                                               Supplementary Material .07(d) and (e).                  (March 19, 2015) (SR–MIAX–2015–03).
                                                 195 See Notice, 82 FR at 33186.                         197 See Notice, 82 FR at 33186.                     better aligns EDGX’s proposed rules
                                                 196 See id. The Commission reminds members              198 See Amendment No. 1 and Notice, 82 FR at        governing the trading of complex orders
                                               electing to use the Risk Protection Monitor to be       33182.                                                with the rules of other options
                                               mindful of their obligations to, among other things,      199 See Notice, 82 FR at 33182.                     exchanges. Amendment No. 1 also


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                                               49068                        Federal Register / Vol. 82, No. 203 / Monday, October 23, 2017 / Notices

                                               provides additional clarity in the rule                 Exchange’s Web site at www.nyse.com,                      The Exchange proposes to expand the
                                               text and additional analysis of several                 at the principal office of the Exchange,                self-trade functionality by adopting
                                               aspects of the proposal, thus facilitating              and at the Commission’s Public                          three STP modifiers. The proposed STP
                                               the Commission’s ability to make the                    Reference Room.                                         modifiers are designed to prevent
                                               findings set forth above to approve the                                                                         incoming Market Maker order(s) or
                                                                                                       II. Self-Regulatory Organization’s
                                               proposal. Accordingly, the Commission                                                                           quote(s) designated with an STP
                                                                                                       Statement of the Purpose of, and
                                               finds good cause for approving the                                                                              modifier from executing against an
                                                                                                       Statutory Basis for, the Proposed Rule
                                               proposed rule change, as modified by                                                                            opposite side resting Market Maker
                                                                                                       Change
                                               Amendment No. 1, on an accelerated                                                                              order(s) or quote(s) also designated with
                                               basis.                                                     In its filing with the Commission, the               an STP modifier and entered from the
                                                                                                       self-regulatory organization included                   same TPID. As proposed, the STP
                                               VI. Conclusion                                          statements concerning the purpose of,                   modifier on the incoming Market Maker
                                                 It is therefore ordered, pursuant to                  and basis for, the proposed rule change                 order or quote would control the
                                               Section 19(b)(2) of the Act,200 that the                and discussed any comments it received                  interaction between two orders and/or
                                               proposed rule change (SR–BatsEDGX–                      on the proposed rule change. The text                   quotes marked with STP modifiers. The
                                               2017–29), as modified by Amendment                      of those statements may be examined at                  proposed STP modifiers are intended to
                                               No. 1, be, and hereby is, approved on an                the places specified in Item IV below.                  prevent interaction between the same
                                               accelerated basis.                                      The Exchange has prepared summaries,                    TPIDs. STP modifiers must be present
                                                                                                       set forth in sections A, B, and C below,                on both the buy and the sell interest in
                                                 For the Commission, by the Division of
                                               Trading and Markets, pursuant to delegated              of the most significant parts of such                   order to prevent an interaction from
                                               authority.201                                           statements.                                             occurring and to effect a cancel
                                               Eduardo A. Aleman,                                      A. Self-Regulatory Organization’s                       instruction.
                                               Assistant Secretary.                                    Statement of the Purpose of, and                          The Exchange believes the proposed
                                               [FR Doc. 2017–22886 Filed 10–20–17; 8:45 am]            Statutory Basis for, the Proposed Rule                  functionality will allow ATP Holders to
                                                                                                       Change                                                  better manage order flow and prevent
                                               BILLING CODE 8011–01–P
                                                                                                                                                               undesirable or unexpected executions
                                                                                                       1. Purpose                                              with themselves. Given enhancements
                                               SECURITIES AND EXCHANGE                                    The purpose of the filing is to amend                in technology in today’s trading
                                               COMMISSION                                              Commentary .02 to NYSE American                         environment, ATP Holders often have
                                                                                                       Options Rule 964NY (Display, Priority                   multiple connections into the Exchange.
                                               [Release No. 34–81887; File No. SR–                     and Order Allocation—Trading                            Orders, for example, routed by the same
                                               NYSEAMER–2017–21]                                                                                               ATP Holder via different connections
                                                                                                       Systems) regarding the Exchange’s Self-
                                                                                                       Trade Prevention (‘‘STP’’)                              may, in certain circumstances, trade
                                               Self-Regulatory Organizations; NYSE
                                                                                                       functionality.4 The Exchange currently                  against each other. The proposed STP
                                               American LLC; Notice of Filing and
                                                                                                       offers a basic form of self-trade                       modifiers would provide ATP Holders
                                               Immediate Effectiveness of Proposed
                                                                                                       prevention 5 pursuant to which the                      the opportunity to prevent these
                                               Rule Change To Amend Rule 964NY To
                                                                                                       Exchange cancels any resting Market                     potentially undesirable interactions
                                               Adopt Additional Self-Trade Prevention
                                                                                                       Maker quote(s) and order(s) 6 to buy                    occurring under the same TPID on both
                                               Modifiers
                                                                                                       (sell) that are priced equal to or higher               the buy and sell side of an execution.
                                               October 17, 2017.                                       (lower) than an incoming Market Maker                     The three new STP modifiers are
                                                  Pursuant to Section 19(b)(1) 1 of the                quote, order or both to sell (buy) entered              discussed more thoroughly below.
                                               Securities Exchange Act of 1934 (the                    under the same trading permit                           STP Cancel Newest (‘‘STPN’’)
                                               ‘‘Act’’),2 and Rule 19b–4 thereunder,3                  identification (‘‘TPID’’).7
                                               notice is hereby given that on October                                                                            An incoming order or quote marked
                                               3, 2017, NYSE American LLC (the                            4 Self-Trade Prevention is only applicable to        with the STPN modifier will not execute
                                               ‘‘Exchange’’ or ‘‘NYSE American’’) filed                electronic trading on the Exchange.                     against opposite side resting interest
                                               with the Securities and Exchange
                                                                                                          5 See Securities Exchange Act Release No. 66385
                                                                                                                                                               marked with any STP modifier from the
                                                                                                       (February 13, 2012), 77 FR 9719 (February 17, 2012)     same TPID. The incoming order or quote
                                               Commission (the ‘‘Commission’’) the                     (SR–NYSEAmex–2012–03).
                                               proposed rule change as described in                       6 Self-Trade Prevention currently is applicable to
                                                                                                                                                               marked with the STPN modifier will be
                                               Items I and II below, which Items have                  the following order types used by Market Makers:        cancelled back to the originating TPID.
                                               been prepared by the self-regulatory                    ‘‘PNP Orders’’ and ‘‘PNP–Blind Orders.’’ PNP            The resting order(s) or quote(s) will
                                               organization. The Commission is
                                                                                                       Orders and PNP–Blind Orders are defined in NYSE         remain on the Consolidated Book.
                                                                                                       American Options Rule 900.3NY, and each is a type         STPN Example 1: Market Maker 1 is
                                               publishing this notice to solicit                       of non-routable Limit Order that is only executed
                                                                                                                                                               configured for one of the three proposed
                                               comments on the proposed rule change                    on the Exchange. The Exchange notes that Market
                                                                                                       Makers primarily use these order types, as opposed      STP modifiers and submits a quote to
                                               from interested persons.
                                                                                                       to other order types offered by the Exchange,           sell 100 contracts @ $5.50. A Customer
                                               I. Self-Regulatory Organization’s                       because they are similar to quotes (i.e., they are      order to sell 5 contracts @ $5.49 is
                                                                                                       non-routable Limit Orders). See Regulatory
                                               Statement of the Terms of the Substance                 Information Bulletin RBO–AMEX–12–04 at https://         resting on the Consolidated Book.
                                               of the Proposed Rule Change                             www.nyse.com/publicdocs/nyse/markets/american-          Market Maker 1 enters an order to buy
                                                  The Exchange proposes to amend                       options/rule-interpretations/2012/                      100 contracts @ $5.60 with an STPN
                                                                                                       NYSEAmex%20RBO-12-04%20Self%20Trade.pdf.                modifier.
                                               Rule 964NY (Display, Priority and Order                    7 The Exchange uses a Market Maker’s TPID to
                                                                                                                                                                 STPN Result 1: Market Maker 1 buys
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                                               Allocation—Trading Systems). The                        monitor for self-trades. TPIDs are assigned to
                                               proposed rule change is available on the                Market Makers, as well as other ATP Holders, to         5 contracts @ $5.49 because Market
                                                                                                       identify them in the Exchange’s systems. Market         Maker 1 has no interest at $5.49. The
                                                 200 15U.S.C. 78s(b)(2).
                                                                                                       Makers on the Exchange are not able to submit           remaining quantity of Market Maker 1’s
                                                 201 17
                                                                                                       orders on an agency basis. Thus, a Market Maker         order will be cancelled due to Market
                                                       CFR 200.30–3(a)(12).                            within a firm that conducts both an agency and
                                                 1 15 U.S.C. 78s(b)(1).
                                                                                                       market making business has a unique TPID that           Maker 1’s quote at $5.50.
                                                 2 15 U.S.C. 78a.
                                                                                                       could only be used for that Market Maker’s quotes         STPN Example 2: Market Maker 1 is
                                                 3 17 CFR 240.19b–4.                                   and orders.                                             configured for one of the three proposed


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Document Created: 2017-10-21 02:35:57
Document Modified: 2017-10-21 02:35:57
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionNotices
FR Citation82 FR 49058 

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