MIAX Options® Regulatory Circulars
August 25, 2025
MIAX Options RC-2025-60
SEC Approval – FINRA Rule Change to Amend the Codes of Arbitration Procedure to Make Changes to the Arbitrator List Selection Process
August 21, 2025
MIAX Options RC-2025-59
Position and Exercise Limits Increase for Symbols GBTC, BTC, and BITB
August 19, 2025
MIAX Options RC-2025-58
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol MIAX Effective Wednesday, August 20, 2025
August 19, 2025
MIAX Options RC-2025-57
Change to Opening and Intra-day Quote Width Requirements for Symbol GEV Effective Wednesday, August 20, 2025
August 19, 2025
MIAX Options RC-2025-56
Change to the Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol TFIN Effective Tuesday, August 19, 2025
August 14, 2025
MIAX Options RC-2025-55
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol BLSH Effective Friday, August 15, 2025
August 08, 2025
MIAX Options RC-2025-54
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol FLY Effective Monday, August 11, 2025
August 06, 2025
MIAX Options RC-2025-53
Position and Exercise Limits Increase for Symbol IBIT