MIAX Sapphire™ Options Regulatory Circulars


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June 04, 2025

MIAX Sapphire RC-2025-39

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Symbol SFD Effective Thursday, June 5, 2025

June 03, 2025

MIAX Sapphire RC-2025-38

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Symbol WRD Effective Wednesday, June 4, 2025

June 02, 2025

MIAX Sapphire RC-2025-37

Change to the Penny Interval Program

June 02, 2025

MIAX Sapphire RC-2025-36

Guidance for Consolidated Audit Trail Reporting for MIAX Sapphire Options Floor Members

May 29, 2025

MIAX Sapphire RC-2025-35

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 KMB Effective Friday, May 30, 2025

May 16, 2025

MIAX Sapphire RC-2025-34

Market for Underlying Security Used for Openings on MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Newly Listed Symbols Effective Monday, May 19, 2025

May 15, 2025

MIAX Sapphire RC-2025-33

Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options and MIAX Sapphire Options for Symbol ETOR Effective Friday, May 16, 2025

May 13, 2025

MIAX Sapphire RC-2025-32

Change to the Maximum Differential for the MIAX Pearl Order Monitor and MIAX Sapphire Order Monitor for Symbols AZO and MELI Effective Wednesday, May 14, 2025