All Options Exchanges Regulatory Circulars


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June 26, 2025

MIAX Sapphire RC-2025-47

Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Tuesday, July 1, 2025, Through Tuesday, September 30, 2025

June 26, 2025

MIAX Pearl RC-2025-44

Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Tuesday, July 1, 2025, Through Tuesday, September 30, 2025

June 26, 2025

MIAX Options RC-2025-44

Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Trading on MIAX Options and MIAX Emerald Options Beginning Tuesday, July 1, 2025, Through Tuesday, September 30, 2025

June 26, 2025

MIAX Emerald RC-2025-44

Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Trading on MIAX Options and MIAX Emerald Options Beginning Tuesday, July 1, 2025, Through Tuesday, September 30, 2025

June 24, 2025

MIAX Sapphire RC-2025-46

Market for Underlying Security Used for Openings on MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Newly Listed Symbols Effective Wednesday, June 25, 2025

June 24, 2025

MIAX Pearl RC-2025-43

Market for Underlying Security Used for Openings on MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Newly Listed Symbols Effective Wednesday, June 25, 2025

June 24, 2025

MIAX Options RC-2025-43

Market for Underlying Security Used for Openings on MIAX Options for Newly Listed Symbols Effective Wednesday, June 25, 2025

June 24, 2025

MIAX Emerald RC-2025-43

Market for Underlying Security Used for Openings on MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Newly Listed Symbols Effective Wednesday, June 25, 2025