Cherry Brian N (CIK 1290922) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-15). Recent activity: Buy ATRA (24,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-15 | Atara Biotherapeutics, Inc. (ATRA) | Director | Buy | 24,000 | $0 |
Source: SEC Form 4 filings · as of 2026-06-15