Massad Mark I. (CIK 2080776) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-17). Recent activity: Buy MIAX (2,267 shares), Buy MIAX (4,970 shares), Buy MIAX (3,500 shares), Buy MIAX (2,500 shares), Buy MIAX (1,500 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-17 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 2,267 | $0 |
| 2026-06-17 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 4,970 | $0 |
| 2025-08-15 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 3,500 | $80,500 |
| 2025-08-15 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 2,500 | $57,500 |
| 2025-08-15 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 1,500 | $34,500 |
| 2025-08-15 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | Director | Buy | 500 | $11,500 |
Source: SEC Form 4 filings · as of 2026-06-17