MIAX Sapphire® Options Regulatory Circulars
June 29, 2026
MIAX Sapphire RC-2026-94
Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Wednesday, July 1, 2026, Through Wednesday, September 30, 2026
June 26, 2026
MIAX Sapphire RC-2026-93
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Symbol HON2 Effective Monday, June 29, 2026
June 24, 2026
MIAX Sapphire RC-2026-92
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 Thursday, June 25, 2026
June 22, 2026
MIAX Sapphire RC-2026-91
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol MH Effective Tuesday, June 23, 2026
June 22, 2026
MIAX Sapphire RC-2026-90
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 HAPN (formerly LC) Effective Monday, June 22, 2026
June 17, 2026
MIAX Sapphire RC-2026-89
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 Thursday, June 18, 2026
June 15, 2026
MIAX Sapphire RC-2026-88
Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Certain Symbols Effective Tuesday, June 16, 2026
June 15, 2026
MIAX Sapphire RC-2026-87
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 Tuesday, June 16, 2026