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Regulatory Alert, Trading Alert

MIAX Options

August 19, 2026 | 03:29 PM

MIAX Options Exchange - Amendment to Request for Response Messages to Remove Initiating Price for PRIME and cPRIME Auctions

On Friday, September 4, 2026, MIAX Options will remove the initiating price from Request for Response messages and will only disseminate option, side, and size 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.