Thomas P. Gallagher, Chairman & CEO at MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX), bought 12,000 shares at $23.00 ($276K) on 2025-08-13, disclosed to the SEC on 2025-08-15.
High-signal trade — passes our conviction filters but the AI narrative is still being generated. Check back shortly.
Something here stands out, but not much.
| Filing → |
| MIAX | SELL | 2026-08-06 | $2.2M | — | Filing → |
| MIAX | SELL | 2026-07-14 | $3.0M | — | Filing → |
| MIAX | SELL | 2026-07-07 | $3.0M | — | Filing → |