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Notice Rule

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend Rule 13.4(a) to Reflect the Operation of TXSE Exchange

National Securities Exchanges, MEMX LLC (MEMX)

Public Comments

Submit a Comment on SR-MEMX-2026-26

Last Reviewed or Updated: Aug. 21, 2026

Resources

Notice Rule: SEC Issued Version (pdf 171.33 KB)

Exhibit 5

Details

Public Comments Due

Sept. 11, 2026

File Number

SR-MEMX-2026-26

Rule Type

Notice

Release Number

34-106156

SEC Issue Date

Aug. 18, 2026

Rules & Regulations

Enforcement & Litigation

Compliance

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend Rule 13.4(a) to Reflect the Operation of TXSE Exchange

Public Comments

Resources

Details

More in this Section

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend Rule 13.4(a) to Reflect the Operation of TXSE Exchange

Public Comments

Resources

Details