Opportunity
Federal Register #4-631
SEC temporarily changes the overnight Consolidated Price calculation reference time
Buyer
Securities and Exchange Commission
Posted
October 13, 2026
Identifier
4-631
This SEC notice concerns a temporary change to overnight price calculations under the National Market System Plan, not a procurement opportunity. - Government agency: Securities and Exchange Commission (SEC). - Plan filing: Nasdaq, Inc. filed the Twenty-Ninth Amendment on behalf of the Plan Participants. - Named Plan Participants: 24X National Exchange LLC; Cboe BZX Exchange, Inc.; Cboe BYX Exchange, Inc.; Cboe EDGA Exchange, Inc.; Cboe EDGX Exchange, Inc.; Financial Industry Regulatory Authority, Inc.; Investors Exchange LLC; Long-Term Stock Exchange, Inc.; MEMX LLC; MIAX PEARL, LLC; Nasdaq PHLX LLC; Nasdaq Texas LLC; New York Stock Exchange LLC; NYSE American LLC; NYSE Arca, Inc.; NYSE National, Inc.; NYSE Texas, Inc.; Texas Stock Exchange LLC; and The Nasdaq Stock Market LLC. - Proposed change: Move the reference time for calculating the Consolidated Price from 7:45 p.m. to 7:30 p.m. Eastern Time. The change is intended to support calculation and distribution of overnight price bands and give alternative trading systems time to prepare for overnight sessions. - Implementation: The SEC temporarily put the amendment into effect for no more than 120 days and invited public comments. The Participants anticipated that it would become operative after required systems changes. - Procurement status: No products or services are being purchased. No supplier OEMs or vendors are identified; Nasdaq, Inc. is the filer, not a stated supplier.
Description
The Securities and Exchange Commission notice concerns the proposed Twenty-Ninth Amendment to the National Market System Plan to Address Extraordinary Market Volatility. The amendment would change the time used to calculate the Consolidated Price from 7:45 p.m. to 7:30 p.m. Eastern Time, supporting overnight price protections and trading. The Commission put the amendment into effect summarily on a temporary basis, not to exceed 120 days, and solicited comments from interested persons. The Participants anticipate an operative date of December 6, 2026, subject to required systems changes.