MIAX Options® Regulatory Circulars
March 12, 2026
MIAX Options RC-2026-34
Application Message Rate Guidance for eQuotes, IOC, and ISO Orders
March 12, 2026
MIAX Options RC-2026-33
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for the Adjusted Symbol GFI1 Effective Friday, March 13, 2026
March 11, 2026
MIAX Options RC-2026-32
Change to Opening and Intra-day Quote Width Requirements for Certain Symbols Effective Thursday, March 12, 2026
March 11, 2026
MIAX Options RC-2026-31
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 UAMY Effective Wednesday, March 11, 2026
March 06, 2026
MIAX Options RC-2026-30
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 CULP Effective Friday, March 6, 2026
March 04, 2026
MIAX Options RC-2026-29
Change to the Penny Interval Program for March 5, 2026
March 04, 2026
MIAX Options RC-2026-28
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Adjusted Symbols Effective Thursday, March 5, 2026
February 26, 2026
MIAX Options RC-2026-27
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for the Adjusted Symbol SOLT1 Effective Friday, February 27, 2026