Miami International Holdings, Inc. (MIAX) (NYSE:MIAX), a technology-driven leader in building and operating regulated financial markets across multiple asset classes, today reported August 2026 trading results for its U.S. exchange subsidiaries — MIAX®, MIAX Pearl®, MIAX Emerald® and MIAX Sapphire® (collectively, the MIAX Exchange Group), and MIAX Futures®.

August 2026 Highlights

• MIAX Exchange Group reached a record year-to-date (YTD) average daily volume (ADV) of 11.0 million contracts through August 2026, a 25.5% increase from the same period in 2025
• MIAX Exchange Group set a YTD market share record of 17.1% through August 2026, compared to 16.5% in the prior-year period

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