4processed

Form 4 — Insider Transaction

MIAMI INTERNATIONAL HOLDINGS, INC.(MIAX)

Filing Date

June 11, 2026

Accepted

June 11, 2026

Accession No.

0002079445-26-000011

CIK

0001438472

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Schafer Douglas M. JREVP and CIOOther32.6K$40.79364.1KCommon StockJun 11, 2026