All Options Exchanges Regulatory Circulars
April 16, 2026
MIAX Options RC-2026-52
Change to Opening and Intra-day Quote Width Requirements for Symbol KORU Effective Friday, April 17, 2026
April 16, 2026
MIAX Emerald RC-2026-41
Change to Opening and Intra-day Quote Width Requirements for Symbol KORU Effective Friday, April 17, 2026
April 10, 2026
MIAX Sapphire RC-2026-53
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Monday, April 13, 2026
April 10, 2026
MIAX Pearl RC-2026-51
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Monday, April 13, 2026
April 10, 2026
MIAX Options RC-2026-51
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Monday, April 13, 2026
April 10, 2026
MIAX Emerald RC-2026-40
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Monday, April 13, 2026
April 09, 2026
MIAX Sapphire RC-2026-52
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 BMNR Effective Thursday April 9, 2026
April 09, 2026
MIAX Pearl RC-2026-50
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 BMNR Effective Thursday April 9, 2026