Thomas P. Gallagher is CEO & Chairman at MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX). They have made 1 open-market trade across 1 company since 2025, most recently 2026-09-03.
CIK 0002080477
1 open-market purchase totalling $276K since 2025, never a sale. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| MIAX | 786,542 | $24.3M |
Shares reported on the most recent Form 4, priced at the 2026-09-04 close.
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| MIAX | SELL · 10b5-1 | 2026-09-03 | 2026-09-04 | $42.43 | $2.0M | -10.9% | -18.7% | — |
| MIAX | SELL · 10b5-1 | 2026-08-19 | 2026-08-20 | $41.13 | $6.2M | +0.4% | -9.9% | — |
| MIAX | SELL · 10b5-1 | 2026-08-04 | 2026-08-06 | $45.69 | $2.2M | -8.1% | -4.7% | — |
| MIAX | SELL · 10b5-1 | 2026-07-13 | 2026-07-14 | $42.52 | $3.0M | +2.6% | +5.2% | -28.0% |
| MIAX | SELL · 10b5-1 | 2026-07-06 | 2026-07-07 | $42.16 | $3.0M | -2.6% | +4.5% | -21.0% |
| MIAX | SELL · 10b5-1 | 2026-06-02 | 2026-06-04 | $42.36 | $3.0M | +0.6% | +4.6% | +1.5% |
| MIAX | SELL · 10b5-1 | 2026-05-05 | 2026-05-07 | $47.92 | $756K | +7.6% | -21.9% | -7.4% |
| MIAX | SELL · 10b5-1 | 2026-05-04 | 2026-05-05 | $47.26 | $2.6M | +17.6% | -17.0% | -1.8% |
| MIAX | SELL · 10b5-1 | 2026-04-15 | 2026-04-17 | $43.43 | $9.7M | +5.5% | +20.4% | -5.1% |
| MIAX | BUY | 2025-08-13 | 2025-08-15 | $23.00 | $276K | +9.3% | +17.3% | +53.1% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.