Disclosure 0002080477-26-000018-3

SEC FORM 4

$199,992.00

MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX)

Acquisition (code M) of 16,666 shares at $12 per share.

Reporting Person Gallagher Thomas P. · Officer Title Chairman & CEO · Transaction Code M

Traded Sep 3, 2026 · Disclosed Sep 4, 2026

Source: SEC Form 4 · 0002080477-26-000018 · filed 2026-09-04 · View filing →

Composed from the Form 4 as filed with the SEC. Share counts, prices and dates are the filing's own; the disclosure lag is counted in business days from the transaction date to the filing date. What is a Form 4?

Cite this card

Desq Long. "MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX)." Disclosed 2026-09-04. https://desqlong.com/cards/0002080477-26-000018-3 (retrieved 2026-09-26).