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Form 4 — Insider Transaction

MIAMI INTERNATIONAL HOLDINGS, INC.(MIAX)

Filing Date

June 16, 2026

Accepted

June 16, 2026

Accession No.

0002080506-26-000023

CIK

0001438472

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Brown ShellyEVP, Chief Strategy OfficerOther37.3K$0354.0KCommon StockJun 16, 2026
Brown ShellyEVP, Chief Strategy OfficerOther2.5K$02.5KIncentive Stock Option (Right to Buy)Jun 16, 2026
Brown ShellyEVP, Chief Strategy OfficerOther35.9K$035.9KNonqualified Stock Option (Right to Buy)Jun 16, 2026