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Trading Alert, Regulatory Alert

MIAX Options

August 20, 2026 | 03:40 PM

MIAX Options Exchange - Update to Aggregate Risk Manager Change to Adopt Origin Multiplier Implementation Date

The enhancement to the Aggregate Risk Manager (ARM), to adopt an Origin Multiplier for use when calculating the Allowable Engagement Percentage previously scheduled for implementation on August 31, 2026, has been postponed and will now be implemented on September 11, 2026.
 
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.