All Options Exchanges Regulatory Circulars
March 26, 2026
MIAX Emerald RC-2026-34
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 Wednesday, April 1, 2026, Through Tuesday, June 30, 2026
March 24, 2026
MIAX Sapphire RC-2026-45
Market for Underlying Security Used for Openings on MIAX Sapphire Options for Newly Listed Symbols Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Sapphire RC-2026-44
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbol PEN Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Pearl RC-2026-44
Market for Underlying Security Used for Openings on MIAX Options and MIAX Pearl Options for Newly Listed Symbols Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Pearl RC-2026-43
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbol PEN Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Options RC-2026-44
Market for Underlying Security Used for Openings on MIAX Options and MIAX Pearl Options for Newly Listed Symbols Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Options RC-2026-43
Change to Opening and Intra-day Quote Width Requirements for Symbol PEN Effective Wednesday, March 25, 2026
March 24, 2026
MIAX Emerald RC-2026-33
Market for Underlying Security Used for Openings on MIAX Emerald Options for Newly Listed Symbols Effective Wednesday, March 25, 2026