4processed

Form 4 — Insider Transaction

MIAMI INTERNATIONAL HOLDINGS, INC.(MIAX)

Filing Date

June 2, 2026

Accepted

June 2, 2026

Accession No.

0002080878-26-000008

CIK

0001438472

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Comly Barbara J.EVP, GC & Corporate SecretaryOther28.0K$12871.8KCommon StockJun 2, 2026
Comly Barbara J.EVP, GC & Corporate SecretaryOther28.0K$42.85843.8KCommon StockJun 2, 2026
Comly Barbara J.EVP, GC & Corporate SecretaryOther28.0K$056.0KNonqualified Stock Option (Right to Buy)Jun 2, 2026