U.S. Options

Administrative Information Subscriber Feed Update to Include Origin in Liquidity Seeking Event Notification Messages

Aggregate Risk Manager Change to Adopt Origin Multiplier

Change to Opening and Intra-day Quote Width Requirements for Symbol SKHY Effective Thursday, July 16, 2026

Change to the Penny Interval Program for July 15, 2026

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Adjusted Symbols Effective Wednesday, July 15, 2026

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 Wednesday, July 15, 2026

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Newly Listed Symbol SKHY Effective Tuesday, July 14, 2026

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Adjusted Symbol BMNU1 Effective Monday, July 13, 2026