Stahl Murray's Form 4 filing
Miami International Holdings, Inc. (MIAX) · filed Mar 4, 2026
- Accession no.
- 0001437749-26-006880
- Filed
- Mar 4, 2026, 3:22 PM ET
- Trade date
- Mar 2, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 4 non-derivative transactions and 5 derivative transactions. Open-market sales total $4.95M. It was filed 2 days after the trade.
This filing was later replaced by the amendment 0001437749-26-007203 (Mar 6, 2026). Trade tables on this site use the amended version.
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 |
|---|---|
| Stahl MurrayCIK 0001207097 | Director |
| Horizon Kinetics Asset Management LLCCIK 0001056823 | 10% Owner |
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 |
|---|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseAcquired | +21,290 | $15.00 | +$319,350 | 4,581,654 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseAcquired | +91,366 | $20.50 | +$1,873,003 | 4,673,020 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseAcquired | +137,500 | $20.00 | +$2,750,000 | 4,810,520 | Indirect | |
| Mar 2, 2026 | Common Stock | SSaleDisposed | −121,054 | $40.92 | −$4,953,529.68 | 4,689,466 | Indirect |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseDisposed | −21,290 | $0.00 | $0 | 0 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseDisposed | −24,878 | $0.00 | $0 | 0 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseDisposed | −27,561 | $0.00 | $0 | 0 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseDisposed | −38,927 | $0.00 | $0 | 0 | Indirect | |
| Mar 2, 2026 | Common Stock | XIn-the-money exerciseDisposed | −137,500 | $0.00 | $0 | 0 | Indirect |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
No transaction price on this filing refers to a footnote.