Shook David (CIK 1959742) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-11). Recent activity: Sell LYEL (1,977 shares), Buy LYEL (21,900 shares), Sell NKTX (8,638 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-11 | Lyell Immunopharma, Inc. (LYEL) | Chief Medical Officer | Sell | 1,977 | $24,989 |
| 2025-06-11 | Lyell Immunopharma, Inc. (LYEL) | Chief Medical Officer | Buy | 21,900 | $0 |
| 2025-01-17 | Nkarta, Inc. (NKTX) | See Remarks | Sell | 8,638 | $19,004 |
Source: SEC Form 4 filings · as of 2026-06-11