MIAX Sapphire® Options Regulatory Circulars
September 23, 2026
MIAX Sapphire RC-2026-145
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol STDN Effective Thursday, September 24, 2026
September 22, 2026
MIAX Sapphire RC-2026-144
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbol BWET Effective Wednesday, September 23, 2026
September 21, 2026
MIAX Sapphire RC-2026-143
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbols Effective Tuesday, September 22, 2026
September 17, 2026
MIAX Sapphire RC-2026-142
Market for Underlying Security Used for Openings on MIAX Pearl Options and MIAX Sapphire Options for Newly Listed Symbols Effective Friday, September 18, 2026
September 17, 2026
MIAX Sapphire RC-2026-141
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol BKV Effective Friday, September 18, 2026
September 14, 2026
MIAX Sapphire RC-2026-140
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 KHC Effective Monday, September 14, 2026
September 01, 2026
MIAX Sapphire RC-2026-139
Change to the Penny Interval Program for September 2, 2026
August 31, 2026
MIAX Sapphire RC-2026-138
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