Miami International Holdings, Inc. ("MIAX" or the "Company") (NYSE: MIAX), a technology-driven leader in building and operating regulated financial markets across multiple asset classes, today announced the closing of a secondary public offering of 7,762,500 shares of its common stock, which included 1,012,500 shares sold pursuant to the underwriters' exercise in full of its option to purchase additional shares, at a price to the public of $41.00 per share (the "Offering"). The Offering consisted entirely of secondary shares including shares issued upon the exercise of warrants sold by certain selling stockholders of MIAX.