# Federal Register #SR-NasdaqTX-2026-050

SEC notice of Nasdaq Texas proposal to update Equity 4, Rule 4120 on trading halts

**Buyer:** Securities and Exchange Commission
**Posted:** November 03, 2026
**Identifier:** SR-NasdaqTX-2026-050

This SEC notice concerns a proposed Nasdaq Texas trading-halt rule change, not a procurement opportunity.
- Government agency: Securities and Exchange Commission (SEC).
- Proposal: Nasdaq Texas, LLC would replace Equity 4, Rule 4120 with a version based on The Nasdaq Stock Market LLC’s rulebook. The rule governs regulatory and operational trading halts and procedures for resuming trading.
- Proposed tailoring: The text would reflect Nasdaq Texas’s operating hours and terminology, remove references to direct listings with capital raises, and omit CORE FIX references.
- Other named organizations: Nasdaq PHLX LLC is mentioned in connection with separate planned CORE FIX filings; it is not identified as a vendor.
- The SEC notice invites public comments. No products, services, quantities, or procurement requirements are requested.

### Description

Nasdaq Texas, LLC proposes to replace its current Equity 4, Rule 4120 with the version currently in The Nasdaq Stock Market LLC’s rulebook. The proposal updates rules governing regulatory and operational trading halts, including circumstances and procedures for halting and resuming trading. It also tailors the rule to Nasdaq Texas’s trading sessions and terminology, removes references to direct listings with capital raises and CORE FIX, and updates exchange references. The notice invites public comments on the proposed rule change.

[View original listing](https://www.federalregister.gov/documents/2026/11/03/2026-22376/self-regulatory-organizations-nasdaq-texas-llc-notice-of-filing-and-immediate-effectiveness-of-a)