# Federal Register #SR-NYSETEX-2026-34

NYSE Texas Proposed Rule Change for Extended Trading Hours

**Buyer:** Securities and Exchange Commission
**Posted:** September 18, 2026
**Identifier:** SR-NYSETEX-2026-34
**NAICS:** 523210

This notice from the Securities and Exchange Commission (SEC) addresses a proposed rule change by NYSE Texas, Inc. regarding trading procedures.
- NYSE Texas, Inc. seeks to amend Rule 7.12, which governs the resumption of trading after a Level 3 market-wide circuit breaker halt.
  - The amendment is prompted by the expansion of trading hours to 23 hours per day, 5 days per week.
- The proposal maintains the current practice of resuming trading at 4:00 a.m. ET or later on the following trading day after a Level 3 halt.
  - This ensures a consistent cooling-off period, even with extended overnight trading sessions.
- No procurement of goods or services is requested.
- No OEMs, vendors, or product/service line items are mentioned.
- The notice is regulatory and aims to support fair and orderly market conditions during significant volatility.

### Description

This notice announces a proposed rule change by NYSE Texas, Inc. to amend Rule 7.12 regarding the resumption of trading following a Level 3 market-wide circuit breaker halt. The amendment is in response to the industry's expansion of trading hours to 23 hours per day, 5 days per week. The rule change aims to maintain the current resumption time of 4:00 a.m. ET or later on the following trading day after a Level 3 halt, despite the introduction of extended overnight trading sessions. This ensures a consistent cooling-off period and supports fair and orderly market conditions during significant market volatility.

[View original listing](https://www.federalregister.gov/documents/2026/09/18/2026-19121/self-regulatory-organizations-nyse-texas-inc-notice-of-filing-and-immediate-effectiveness-of)