All Options Exchanges Regulatory Circulars
September 09, 2025
MIAX Sapphire RC-2025-83
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants – Split Price Transactions
September 09, 2025
MIAX Sapphire RC-2025-82
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants – Communications and Equipment on the Trading Floor
September 09, 2025
MIAX Sapphire RC-2025-81
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants – Floor Broker Cross Guarantee
September 08, 2025
MIAX Sapphire RC-2025-80
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants – Contrary Exercise Advices
September 08, 2025
MIAX Sapphire RC-2025-79
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants – Disputes on the Trading Floor
September 08, 2025
MIAX Sapphire RC-2025-78
Market for Underlying Security Used for Openings on MIAX Options, MIAX Pearl Options, MIAX Emerald Options, and MIAX Sapphire Options for Symbol ZENA Effective Tuesday, September 9, 2025
September 08, 2025
MIAX Sapphire RC-2025-77
MIAX Sapphire Options Exchange - Reminder for Trading Floor Participants - Floor Market Makers Obligations and Restrictions
September 08, 2025
MIAX Sapphire RC-2025-76
Reminder for Trading Floor Participants – Tied Hedge Transactions