Haurwitz Rachel E. (CIK 1670579) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-20). Recent activity: Buy CRBU (151,700 shares), Buy CRBU (20,000 shares), Buy CRBU (136,750 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-20 | Caribou Biosciences, Inc. (CRBU) | President and CEO | Buy | 151,700 | $0 |
| 2025-03-17 | Caribou Biosciences, Inc. (CRBU) | President and CEO | Buy | 20,000 | $20,400 |
| 2025-02-21 | Caribou Biosciences, Inc. (CRBU) | President and CEO | Buy | 136,750 | $0 |
Source: SEC Form 4 filings · as of 2026-02-20