Futures

As previously announced in the February 3, 2026 Alert, MIAX Futures will be introducing functionality to support trading of financial futures products on the MIAX Futures Onyx trading platform. These features are expected to be rolled out to users on Sunday, May 17, 2026 for the Monday, May 18, 2026 trade date. The MIAX Futures Financials Market Identifier Code (MIC) is XMFE. Financial futures products will trade in the NY5 data center.

Updated Depth of Market Feed Interface Specification to indicate that Settlement Price Update messages will now also be sent for Complex Instruments. Please see section 4.6 of the updated spec available here: Depth of Market (DoM) Feed - Version 1.1b.

Financial Products Launch Schedule:

• B100 Tini Future - Sunday, May 17, 2026 for the Monday, May 18, 2026 trade date
• B500 Tini Future - Sunday, May 31, 2026 for the Monday, June 1, 2026 trade date
• B500 Standard Future - Sunday, June 7, 2026 for the Monday, June 8, 2026 trade date

Important Dates:

1. Industry Testing is scheduled for the following dates:
   1. Saturday, April 25, 2026
   2. Saturday, May 9, 2026
   3. Saturday, May 16, 2026
2. Support for financial futures trading is scheduled for Sunday, May 17, 2026 for the Monday, May 18, 2026 trade date
3. Firm Test Bed and Production Cross-Connect connectivity requests are now being accepted
4. The Firm Test Bed is now available for all features
5. Updated Specifications are now available
6. Market data agreements are now available
7. Production interface access (FOI and FEI) and market data (TOM and DOM) will be available beginning Monday, April 13, 2026
8. Market participants should ensure clearing arrangements are in place with Options Clearing Corporation (OCC) members as MIAX Futures financial futures products will clear through OCC

MIAX Futures Onyx Financial Futures Resources:

1. Please visit the MIAX Futures Onyx site for the most recent information
2. Updated MIAX Futures Onyx Interface Specifications are now available
3. MIAX Futures Onyx Exchange Fees

Additional information on support for financial futures on MIAX Futures Onyx will be provided in future alerts. Final product specifications remain subject to the submission of certain rule filings to the Commodity Futures Trading Commission.

To learn more about MIAX Futures Onyx or new financial futures products please contact SalesFutures@miaxglobal.com.

For further information, please contact MIAX Futures Trading Operations at MIAXFuturesTradingOperations@miaxglobal.com.

To revise a current MIAX Alert subscription or to register to receive alerts for MIAX Futures, please visit  MIAX Email Subscriptions.