Comly Barbara J. (CIK 2080878) reported 20 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-20). Recent activity: Sell MIAX (43,420 shares), Buy MIAX (44,445 shares), Sell MIAX (44,445 shares), Buy MIAX (28,000 shares), Sell MIAX (28,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-20 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 43,420 | $1.8M |
| 2026-08-06 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 44,445 | $533,340 |
| 2026-08-06 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 44,445 | $2.0M |
| 2026-07-14 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 28,000 | $336,000 |
| 2026-07-14 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 28,000 | $1.2M |
| 2026-07-07 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 28,000 | $336,000 |
| 2026-07-07 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 28,000 | $1.2M |
| 2026-06-18 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 39,140 | $0 |
| 2026-06-04 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 28,000 | $336,000 |
| 2026-06-04 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 28,000 | $1.2M |
| 2026-05-05 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 28,000 | $336,000 |
| 2026-05-05 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 28,000 | $1.3M |
| 2026-04-17 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 29,667 | $356,004 |
| 2026-04-17 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 29,667 | $1.3M |
| 2026-03-10 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 8,333 | $99,996 |
| 2026-03-10 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 8,333 | $99,996 |
| 2026-03-10 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 16,666 | $199,992 |
| 2025-08-19 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 100,500 | $0 |
| 2025-08-19 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Buy | 130,617 | $0 |
| 2025-08-15 | MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX) | EVP, GC & Corporate Secretary | Sell | 288,075 | $6.6M |
Source: SEC Form 4 filings · as of 2026-08-20