All Options Exchanges Regulatory Circulars
April 21, 2026
MIAX Sapphire RC-2026-56
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbol CAR Effective Wednesday, April 22, 2026
April 21, 2026
MIAX Sapphire RC-2026-55
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 Wednesday, April 22, 2026
April 21, 2026
MIAX Pearl RC-2026-54
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbol CAR Effective Wednesday, April 22, 2026
April 21, 2026
MIAX Pearl RC-2026-53
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 Wednesday, April 22, 2026
April 21, 2026
MIAX Options RC-2026-54
Change to Opening and Intra-day Quote Width Requirements for Symbol CAR Effective Wednesday, April 22, 2026
April 21, 2026
MIAX Options RC-2026-53
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 Wednesday, April 22, 2026
April 21, 2026
MIAX Emerald RC-2026-43
Change to Opening and Intra-day Quote Width Requirements for Symbol CAR Effective Wednesday, April 22, 2026
April 21, 2026
MIAX Emerald RC-2026-42
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 Wednesday, April 22, 2026