Federal Register #SR-CboeBZX-2026-079

SEC Notice on Cboe BZX Exchange’s Proposed Overnight Trading Rule Changes

The U.S. Securities and Exchange Commission notice concerns a proposed Cboe BZX Exchange rule change, not a purchase of products or services. - Government agency: U.S. Securities and Exchange Commission (SEC), which published the notice; no government buyer or purchasing office is identified. - Proposing organization: Cboe BZX Exchange, Inc. - Proposal: Amend Exchange Rule 11.17, governing clearly erroneous executions, to extend relevant review restrictions and procedures to overnight trading periods protected by Overnight Price Bands. - Related changes: Update definitions and percentage parameters, and revise provisions for transactions in securities not subject to the Limit Up-Limit Down (LULD) Plan. - Procurement details: No products, services, quantities, part numbers, contract value, or period of performance are identified.

Description

Cboe BZX Exchange, Inc. proposes to amend Rule 11.17, which addresses clearly erroneous executions, following SEC approval of Overnight Protected Bands for 23/5 trading. The amendments would extend relevant limits and review procedures to overnight trading hours and update related rule definitions and provisions. The change is proposed to become operative when 23/5 trading is scheduled to begin industry-wide on December 6, 2026. Comments are due November 3, 2026.

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