Schafer Douglas M. JR's Form 4 filing
Miami International Holdings, Inc.MIAX · filed Sep 4, 2026
- Accession no.
- 0002079445-26-000017
- Filed
- Sep 4, 2026, 4:25 PM ET
- Trade date
- Sep 2, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 3 non-derivative transactions and 2 derivative transactions. Open-market sales total $1.94M. 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 |
|---|---|
| Schafer Douglas M. JRCIK 0002079445 | Officer (EVP and CIO) |
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 |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | Common Stock | MOption exerciseAcquired | +43,334 | $12.00 | +$520,008 | 430,748 | Direct | |
| Sep 2, 2026 | Common Stock | MOption exerciseAcquired | +4,666 | $12.00 | +$55,992 | 435,414 | Direct | |
| Sep 2, 2026 | Common Stock | SSaleDisposed | −48,000 | $40.48F2 | −$1,943,040 | 387,414 | Direct |
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 |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 | Common Stock | MOption exerciseDisposed | −43,334 | $0.00 | $0 | 0 | Direct | |
| Sep 2, 2026 | Common Stock | MOption exerciseDisposed | −4,666 | $0.00 | $0 | 195,334 | Direct |
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.
- F2
This transaction was executed in multiple trades throughout the day at prices ranging from $39.69 to $41.80. The price reported above reflects the weighted average sales price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares and prices at which the transaction was effected.
Referenced by the price of 1 transaction in Table I.