Opportunity
Federal Register #File No. 4-631
SEC Approves Amendment for Overnight Trading Price Band Protections
Buyer
Securities and Exchange Commission
Posted
August 10, 2026
Identifier
File No. 4-631
NAICS
523210
This notice from the Securities and Exchange Commission (SEC) announces approval of an amendment to the National Market System Plan, focusing on overnight trading price band protections. - Regulatory action, not a procurement opportunity - No government buyer, OEMs, or vendors involved - No products or services requested - Amendment establishes temporary price band protections for NMS Stocks during overnight trading - Primary listing exchanges must calculate and disseminate overnight price bands - Trading centers must enforce policies to prevent trades and price displays outside these bands - Regulatory halts may be declared during overnight trading if necessary - Amendment is part of a phased plan to enhance market stability during overnight sessions
Description
This notice announces the Securities and Exchange Commission's approval of the twenty-seventh amendment to the National Market System Plan. The amendment aims to address extraordinary market volatility by establishing temporary price band protections during overnight trading hours. It introduces phased price band protections to limit price fluctuations and requires trading centers to enforce policies preventing trades outside these bands. The amendment is a first step in a two-phase approach to enhance market stability during overnight trading sessions.