Cboe Equities Exchanges Rule Filings

Rule filings are not effective until approved by the Securities and Exchange Commission ("SEC"), with the exception of certain types of rule filings that may take effect upon filing with the SEC if they meet the conditions specified under Section 19 of the Securities Exchange Act of 1934 and Rule 19b-4 thereunder. Below are pending rule filings submitted by the Exchange, followed by rule changes that have been approved by the SEC or became immediately effective pursuant to the Exchange Act.

Pending Rule Changes

SR-CboeBYX-2025-008 Amendment No. 2
June 18, 2025
The Exchange proposes a second amendment to SR-CboeBYX-2025-008.
SR-CboeBYX-2025-008 Amendment No. 1
June 13, 2025
The Exchange proposes an amendment to SR-CboeBYX-2025-008.
SR-CboeBYX-2025-008
March 14, 2025
The Exchange proposes to amend Exchange Rule 11.25(e) to allow Users to utilize the Exchange’s Match Trade Prevention functionality when entering Periodic Auction Orders onto the Exchange for execution.

Approved and Immediately Effective Rule Changes

SR-CboeBYX-2026-004
February 9, 2026
The Exchange proposes to amend its Fee Schedule.
SR-CboeBYX-2026-003
January 29, 2026
The Exchange proposes to amend its Fee Schedule.
SR-CboeBYX-2026-002
January 28, 2026
The Exchange proposes to amend Exchange Rule 11.9(f) to revise the definition of Unique Identifier.