SROs file immediate rule changes on liquidity reports and transaction fees

Multiple self-regulatory organizations (SROs) have filed proposed rule changes that took immediate effect, as reported in the Federal Register on November 4, 2026.

Cboe EDGX Exchange, Inc. and Cboe C2 Exchange, Inc. both introduced enhancements to the Missed Liquidity Report, which is part of the Cboe Timestamping Service. These changes aim to improve the reporting of missed liquidity events.

Separately, Nasdaq Texas, LLC and Nasdaq PHLX LLC filed amendments to their transaction fees under Equity 7 sections. These amendments include deleting obsolete references to the CORE FIX Order Entry Protocol, streamlining their fee schedules.

Additionally, the Long-Term Stock Exchange, Inc. filed a proposed rule change to amend LTSE Rule 3.291, though specific details of this amendment were not provided in the source.

These filings reflect ongoing efforts by SROs to update and refine their operational rules and fee structures to better serve market participants.