Insider · CIK 0002079445
Douglas M. Schafer Jr.
Files at: MIAX. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 SForm 4 → | Sep 4, 4:25 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $40.48 | $1,943,040 | 387,414 | −11.0% | 10b5-1 |
| Sep 2, 2026 MForm 4 → | Sep 4, 4:25 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $12.00 | $576,000 | 435,414 | — | 10b5-1 |
| Aug 4, 2026 SForm 4 → | Aug 6, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $45.71 | $2,194,080 | 387,414 | −11.0% | 10b5-1 |
| Aug 4, 2026 MForm 4 → | Aug 6, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $12.00 | $576,000 | 435,414 | — | 10b5-1 |
| Jul 2, 2026 SForm 4 → | Jul 7, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $41.22 | $1,978,560 | 387,414 | −11.0% | 10b5-1 |
| Jul 2, 2026 MForm 4 → | Jul 7, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | $12.00 | $576,000 | 435,414 | — | 10b5-1 |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 2026 MForm 4 → | Sep 4, 4:25 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | — | — | 195,334 | — | 10b5-1 |
| Aug 4, 2026 MForm 4 → | Aug 6, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | — | — | 43,334 | — | 10b5-1 |
| Jul 2, 2026 MForm 4 → | Jul 7, 4:06 pm EDT | MIAMI INTERNATIONAL HOLDINGS, INC.MIAX | 48,000 | — | — | 91,334 | — | 10b5-1 |