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.
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MIAX Exchange Group reports 26.3% increase in multi-list options ADV YTD. Miami International Holdings, Inc. (MIAX) reported July 2026 trading results for its U.S. exchange subsidiaries — MIAX®, MIAX Pearl®, MIAX Emerald®, and MIAX Sapphire®. Year-to-date average daily volume reached 10.9 million contracts, a 26.3% increase from the prior year. Market share also reached a record of 16.9% through July 2026. Additional trading volume and market share information is available on the MIAX website.