Miami International Holdings completes IPO of 17.25M shares at $23, gross proceeds $396.8M

MIAMI INTERNATIONAL HOLDINGS, INC.

IPO closed August 15, 2025, with 17,250,000 shares sold at $23.00 per share, including full underwriter over-allotment of 2,250,000 shares.
Gross proceeds to company of $396.8 million before underwriting discounts and expenses.
All outstanding Series B preferred and nonvoting common converted into 4,525,000 common shares immediately prior to IPO closing.

item 3.02item 8.01

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