DESOUZA ERROL B (CIK 1213895) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-17). Recent activity: Buy ALEC (28,700 shares), Buy ALEC (28,700 shares), Buy RPRX (7,614 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-17 | Alector, Inc. (ALEC) | Director | Buy | 28,700 | $0 |
| 2025-06-12 | Alector, Inc. (ALEC) | Director | Buy | 28,700 | $0 |
| 2025-05-14 | Royalty Pharma plc (RPRX) | Director | Buy | 7,614 | $0 |
Source: SEC Form 4 filings · as of 2026-06-17