MIAX Options® Regulatory Circulars
September 23, 2026
MIAX Options RC-2026-149
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol STDN Effective Thursday, September 24, 2026
September 23, 2026
MIAX Options RC-2026-148
Change to the Upon Receipt Improvement Percentage (“URIP”) Setting
September 22, 2026
MIAX Options RC-2026-147
Change to Opening and Intra-day Quote Width Requirements for Symbol BWET Effective Wednesday, September 23, 2026
September 22, 2026
MIAX Options RC-2026-146
Market for Underlying Security Used for Openings on MIAX Options and MIAX Emerald Options for Newly Listed Symbols Effective Wednesday, September 23, 2026
September 21, 2026
MIAX Options RC-2026-145
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, September 22, 2026
September 17, 2026
MIAX Options RC-2026-144
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol BKV Effective Friday, September 18, 2026
September 14, 2026
MIAX Options RC-2026-143
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 KHC Effective Monday, September 14, 2026
September 01, 2026
MIAX Options RC-2026-142
Change to the Penny Interval Program for September 2, 2026