Comments on Nasdaq MRX, LLC Rulemaking

Self-Regulatory Organizations; Nasdaq MRX, LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change to Expand its Cabinet Proximity Option Program

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Date Received
Date Letter Type Commenter Name
Public Comment KKatie Hopkins, Associate General Counsel, Nasdaq
Public Comment Joanna Mallers, Secretary, FIA Principal Traders Group
Public Comment Brett W. Redfearn, Founder & CEO, PFMA, Panorama Financial Markets Advisory
Public Comment Gregory Babyak, Global Head of Regulatory Affairs, Bloomberg L.P.
Public Comment Jim Considine, Chief Financial Officer, McKay Brothers, LLC

Last Reviewed or Updated: Dec. 18, 2025

File Number
SR-MRX-2024-03
Release Number
34-99645
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