Citation

91 FR 21360

Canonical document for this Federal Register citation.

Self-Regulatory Organizations; Nasdaq PHLX LLC; Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Equity 4, Rule 3304 (Data Feeds Utilized) To Establish a Primary and Secondary Source of Quotation Data of a New Market Center Tuesday, April 21, 2026 91 FR 21360