U.S. Options

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, and MIAX Sapphire Options for Newly Listed Adjusted Symbol UWMC1 Effective Friday, October 2, 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, September 30, 2026

Changes to the Expanded Opening and Intra-day Quote Width Requirements and Order Monitor Settings for Certain Symbols Trading on MIAX Options and MIAX Emerald Options Beginning Thursday, October 1, 2026, Through Thursday, December 31, 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 STDN Effective Thursday, September 24, 2026

Change to the Upon Receipt Improvement Percentage (“URIP”) Setting

Change to Opening and Intra-day Quote Width Requirements for Symbol BWET Effective Wednesday, September 23, 2026

Market for Underlying Security Used for Openings on MIAX Options and MIAX Emerald Options for Newly Listed Symbols Effective Wednesday, September 23, 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 Tuesday, September 22, 2026