Hallal David (CIK 1457477) reported 12 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-04-20). Recent activity: Sell SRRK (30,615 shares), Buy SRRK (128,004 shares), Sell SRRK (57,450 shares), Sell SRRK (205,000 shares), Buy ITOS (38,227 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-20 | Scholar Rock Holding Corp (SRRK) | Chief Executive Officer | Sell | 30,615 | $1.5M |
| 2026-02-11 | Scholar Rock Holding Corp (SRRK) | Chief Executive Officer | Buy | 128,004 | $0 |
| 2026-01-15 | Scholar Rock Holding Corp (SRRK) | Chief Executive Officer | Sell | 57,450 | $2.5M |
| 2025-10-09 | Scholar Rock Holding Corp (SRRK) | Chief Executive Officer | Sell | 205,000 | $0 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Buy | 38,227 | $164,376 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Sell | 38,227 | $384,946 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Buy | 38,227 | $164,376 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Sell | 38,227 | $388,004 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Buy | 38,228 | $164,380 |
| 2025-06-06 | iTeos Therapeutics, Inc. (ITOS) | Director | Sell | 38,228 | $391,455 |
| 2025-04-29 | Scholar Rock Holding Corp (SRRK) | CEO | Buy | 250,000 | $0 |
| 2025-04-29 | Scholar Rock Holding Corp (SRRK) | CEO | Buy | 1.2M | $0 |
Source: SEC Form 4 filings · as of 2026-04-20