U.S. Options

MIAX Options Alerts

Find more information on our U.S. options exchanges.

Back to MIAX Options Alerts

Regulatory Alert, Trading Alert

MIAX Options

November 12, 2026 | 05:05 PM

MIAX Options Exchange - Amendment to Request for Response Message Handling for PRIME and cPRIME Auctions

On Wednesday, November 18, 2026, the Exchange will amend its handling of Request for Response (“RFR”) messages received for PRIME and cPRIME Auctions.

Please refer to the following Regulatory Circular for more information:

For additional information, please contact MIAX Trading Operations at TradingOperations@miaxglobal.com or (609) 897-7302.
 
Please direct questions to the Regulatory Department at Regulatory@miaxglobal.com or (609) 897-7309.