MIAX Options® Regulatory Circulars


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September 01, 2026

MIAX Options RC-2026-142

Change to the Penny Interval Program for September 2, 2026

August 31, 2026

MIAX Options RC-2026-141

FINRA Arbitration Rule Amendment - Notice of Filing of a Proposed Rule Change To Amend the Codes of Arbitration Procedure To Make Changes to Certain Provisions Relating to Arbitrator List Selection

August 31, 2026

MIAX Options RC-2026-140

Market for Underlying Security Used for Openings on MIAX Options and MIAX Emerald Options for Newly Listed Symbol CLYM Effective Tuesday, September 1, 2026

August 28, 2026

MIAX Options RC-2026-139

Change to the Penny Interval Program for September 1, 2026

August 26, 2026

MIAX Options RC-2026-138

Change to Opening and Intra-day Quote Width Requirements for Symbol DDOG Effective Thursday, August 27, 2026

August 24, 2026

MIAX Options RC-2026-137

Market for Underlying Security Used for Openings on MIAX Options and MIAX Emerald Options for Newly Listed Symbols Effective Tuesday, August 25, 2026

August 21, 2026

MIAX Options RC-2026-136

Change to the Penny Interval Program for August 24, 2026

August 21, 2026

MIAX Options RC-2026-135

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Adjusted Symbol MSTU2 Effective Monday, August 24, 2026