MIAX Sapphire® Options Regulatory Circulars
January 01, 2026
MIAX Sapphire RC-2026-01
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 PNFP Effective Friday, January 02, 2026
December 31, 2025
MIAX Sapphire RC-2025-129
Business Continuity and Disaster Recovery Plans Testing and Member Designation Standards
December 30, 2025
MIAX Sapphire RC-2025-128
Additions to the Penny Interval Program for January 2, 2026
December 29, 2025
MIAX Sapphire RC-2025-127
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 ABL (ABX) Effective Tuesday, December 30, 2025
December 26, 2025
MIAX Sapphire RC-2025-126
Changes to the Expanded MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor Settings for Certain Symbols Beginning Friday, January 2, 2026, Through Tuesday, March 31, 2026
December 22, 2025
MIAX Sapphire RC-2025-125
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 QS Effective Tuesday, December 23, 2025
December 18, 2025
MIAX Sapphire RC-2025-124
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol MDLN Effective Friday, December 19, 2025
December 17, 2025
MIAX Sapphire RC-2025-123
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, December 18, 2025