All Options Exchanges Regulatory Circulars
February 19, 2026
MIAX Emerald RC-2026-21
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Friday, February 20, 2026
February 18, 2026
MIAX Sapphire RC-2026-21
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 ARMN (ARIS) Effective Thursday, February 19, 2026
February 18, 2026
MIAX Pearl RC-2026-21
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 ARMN (ARIS) Effective Thursday, February 19, 2026
February 18, 2026
MIAX Options RC-2026-21
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 ARMN (ARIS) Effective Thursday, February 19, 2026
February 18, 2026
MIAX Emerald RC-2026-20
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 ARMN (ARIS) Effective Thursday, February 19, 2026
February 13, 2026
MIAX Sapphire RC-2026-20
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 CCCX (INFQ) Effective Tuesday, February 17, 2026
February 13, 2026
MIAX Pearl RC-2026-20
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 CCCX (INFQ) Effective Tuesday, February 17, 2026
February 13, 2026
MIAX Options RC-2026-20
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 CCCX (INFQ) Effective Tuesday, February 17, 2026