Citation

83 FR 23954

Canonical document for this Federal Register citation.

Self-Regulatory Organizations: Investors Exchange LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Rule 11.410(a) To Update the Market Data Source That the Exchange Will Use To Determine the Top of Book Quotation for NYSE National in Anticipation of Its Planned Re-Launch Wednesday, May 23, 2018 83 FR 23954