Federal Register #SR-CboeBYX-2026-022

SEC Notice: Proposed Rule Change to Update Exchange Data Source Disclosures

This notice concerns a proposed regulatory update by the Securities and Exchange Commission (SEC) regarding securities exchange operations: - Government buyer: - Securities and Exchange Commission (SEC) - Relevant organizations: - Cboe BYX Exchange, Inc. - Texas Stock Exchange LLC (TXSE) - Nasdaq Texas (formerly Nasdaq BX) - Intercontinental Exchange, Inc. - Key details: - Updates Rule 11.26(a) to reflect the planned operation of Texas Stock Exchange LLC as a registered national securities exchange - Requires public disclosure of data sources used for order handling, routing, execution, and compliance - Incorporates TXSE market data from the Consolidated Quotation System (CQS)/UTP Quotation Data Feed (UQDF) - Updates references from Nasdaq BX to Nasdaq Texas - No procurement of products or services is involved; this is a regulatory notice - Focus is on compliance and transparency in securities exchange data sources

Description

The Securities and Exchange Commission has issued a notice regarding a proposed rule change by Cboe BYX Exchange, Inc. to update Rule 11.26(a). The update reflects the planned operation of the Texas Stock Exchange LLC as a registered national securities exchange beginning between July 2, 2026, and July 17, 2026. The rule change includes public disclosure of data sources used for order handling, routing, execution, and related compliance processes, and also updates the name of Nasdaq BX to Nasdaq Texas. The rule change has been filed and is effective immediately.

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