Skip to search field Skip to main content

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Regulatory Release

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend a Wide Market Protection Mechanism Designed to Reduce the Risk of Orders Executing at Extreme or Adverse Prices when the National Best Bid and Offer is Determined to be Wide

Details

Rule Type

Notice

Release Number

34-104435

SEC Issue Date

Dec. 17, 2025 | 4:15 pm ET

Resources

34-104435

SRO Organization

Cboe Exchange, Inc. (CBOE)

Last Reviewed or Updated: Dec. 17, 2025

Rules & Regulations

Enforcement & Litigation

Compliance

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend a Wide Market Protection Mechanism Designed to Reduce the Risk of Orders Executing at Extreme or Adverse Prices when the National Best Bid and Offer is Determined to be Wide

Details

Resources

More in this Section

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend a Wide Market Protection Mechanism Designed to Reduce the Risk of Orders Executing at Extreme or Adverse Prices when the National Best Bid and Offer is Determined to be Wide

Details

Resources