SOUTHWELL DAVID P (CIK 1251553) reported 5 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-07-06). Recent activity: Buy RCKT (22,862 shares), Buy PTCT (4,000 shares), Buy PTCT (12,000 shares), Sell PTCT (12,000 shares), Buy RCKT (30,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-06 | ROCKET PHARMACEUTICALS, INC. (RCKT) | Director | Buy | 22,862 | $0 |
| 2026-01-06 | PTC THERAPEUTICS, INC. (PTCT) | Director | Buy | 4,000 | $0 |
| 2025-09-11 | PTC THERAPEUTICS, INC. (PTCT) | Director | Buy | 12,000 | $370,320 |
| 2025-09-11 | PTC THERAPEUTICS, INC. (PTCT) | Director | Sell | 12,000 | $700,080 |
| 2025-07-18 | ROCKET PHARMACEUTICALS, INC. (RCKT) | Director | Buy | 30,000 | $0 |
Source: SEC Form 4 filings · as of 2026-07-06