# 2026-19121: NYSE Texas Preps for 23-Hour Trading Halt Recoveries

2026-19121, Self-Regulatory Organizations; NYSE Texas, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 7.12 Concerning the Resumption of Trading Following a Level 3 Market-Wide Circuit Breaker Halt in Connection With the Industry's Expansion of Trading Hours to 23 Hours per Day, 5 Days per Week, is a Federal Register notice from Securities and Exchange Commission published 2026-09-18, effective 2026-09-04; PRIA reads it as touching household money (as of 2026-09-25).

- Canonical: https://policyrisk.com/federal-register/2026-19121
- As of: 2026-09-25
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-19121
- Title: Self-Regulatory Organizations; NYSE Texas, Inc.; Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 7.12 Concerning the Resumption of Trading Following a Level 3 Market-Wide Circuit Breaker Halt in Connection With the Industry's Expansion of Trading Hours to 23 Hours per Day, 5 Days per Week
- Type: Notice
- Agencies: Securities and Exchange Commission
- Citation: 91 FR 59196
- Published: 2026-09-18
- Effective: 2026-09-04
- Comments close: not stated
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-09-25

## In one line

NYSE Texas Preps for 23-Hour Trading Halt Recoveries

## Summary

NYSE Texas is updating its rules to handle trading pauses better when the whole market hits a Level 3 circuit breaker, especially now that trading runs 23 hours a day, 5 days a week. This change helps trading restart smoothly after big market shocks, keeping things fair and orderly for all traders. The new rule is effective immediately, so traders and investors should be ready for these quicker restarts during extended hours.

## Effects PRIA read

- Level 3 halts resume at 4:00 a.m. ET: benefit, low. If the S&P 500 falls 20% in a single day (a Level 3 market-wide circuit breaker), trading will halt and will not resume until 4:00 a.m. ET or later on the following trading day. The rule change codifies that resumption time even as some exchanges expand hours to 23 hours per day starting December 6…
- NYSE Texas not adopting 23/5 trading now: cost, low. The Exchange states it does not intend to implement 23 hours-per-day, 5-days-per-week (23/5) trading at this time, while several other exchanges plan overnight sessions from 9:00 p.m. ET to 4:00 a.m. ET starting December 6, 2026. Traders who wanted to use NYSE Texas for overnight trading should not…

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## Sources
- [2026-19121 on federalregister.gov](https://www.federalregister.gov/documents/2026/09/18/2026-19121/self-regulatory-organizations-nyse-texas-inc-notice-of-filing-and-immediate-effectiveness-of)
- [2026-19121 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-09-18/pdf/2026-19121.pdf)

## Related
- [Previous: 2026-19120, Self-Regulatory Organizations; MIAX PEARL, LLC; Notice of Filing and Immediate…](https://policyrisk.com/federal-register/2026-19120)
- [Next: 2026-19122, Self-Regulatory Organizations; NYSE National, Inc.; Notice of Filing and Immedi…](https://policyrisk.com/federal-register/2026-19122)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-19121 (as of 2026-09-25).