Gallagher Thomas P.'s Form 4 filing
Miami International Holdings, Inc. (MIAX) · filed Aug 20, 2026
- Accession no.
- 0002080477-26-000016
- Filed
- Aug 20, 2026, 4:12 PM ET
- Trade date
- Aug 18-19, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 2 non-derivative transactions and 0 derivative transactions. Open-market sales total $6.16M. It was filed 2 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Gallagher Thomas P.CIK 0002080477 | Director, Officer (Chairman & CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 18, 2026 | Common Stock | FTax withholdingDisposed | −150,300 | $42.41 | −$6,374,223 | 1,572,975 | Indirect | |
| Aug 19, 2026 | Common Stock | SSaleDisposed | −149,700 | $41.13 | −$6,157,161 | 1,423,275 | Indirect |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.