Thomas P. Gallagher, Chairman & CEO at MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX), sold 48,334 shares at $45.69 ($2.2M) on 2026-08-04, disclosed to the SEC on 2026-08-06.
Scheduled sale ($2.2M) by Chairman & CEO under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| Filing → |
| MIAX | SELL | 2026-07-14 | $3.0M | — | Filing → |
| MIAX | SELL | 2026-07-07 | $3.0M | — | Filing → |
| MIAX | SELL | 2026-06-04 | $3.0M | — | Filing → |