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Form 4 — Insider Transaction

MIAMI INTERNATIONAL HOLDINGS, INC.(MIAX)

Filing Date

June 16, 2026

Accepted

June 16, 2026

Accession No.

0002080668-26-000002

CIK

0001438472

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Vermaas CeesCEO of TISEGOther4.7K$04.7KCommon StockJun 16, 2026
Vermaas CeesCEO of TISEGOther4.8K$04.8KNonqualified Stock Option (Right to Buy)Jun 16, 2026