Caribou Biosciences Insider Trades
NASDAQ: CRBUHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Last 12 months
- Purchases
- 0 · $0
- Sales
- 5 · $47.47K
- Shares bought / sold
- 0 / 24.32K
- Net activity
- Net selling $47,474
Caribou Biosciences insider activity
Over the last 12 months, Caribou Biosciences insiders reported 11 transactions on SEC Form 4: 0 open-market purchases and 5 sales. Insiders bought $0 and sold $47,474 worth of stock, for net insider selling of $47,474. The largest seller was Kelly Timothy P, with $18,188 in reported sales.
The most recent filing shows Kelly Timothy P (Chief Technology Officer) selling 6,228 shares at $1.93 on Feb 25, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put CRBU's ownership changes in context.
Summary generated from market data by MetaCap's automated system. Methodology
CRBU insider transactions
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Feb 25, 2026 | Kelly Timothy PChief Technology Officer | Sale | 6,228 | $12.02K | Form 4 |
| Feb 24, 2026 | Kelly Timothy PChief Technology Officer | Sale | 3,147 | $6.17K | Form 4 |
| Feb 24, 2026 | Albertson Tina M.Chief Medical Officer | Sale | 1,066 | $2.09K | Form 4 |
| Feb 24, 2026 | Khan Ruhi AhmadChief Business Officer | Sale | 6,938 | $13.60K | Form 4 |
| Feb 24, 2026 | MCCLUNG BARBARA GChief Legal Officer | Sale | 6,938 | $13.60K | Form 4 |
| Feb 20, 2026 | Haurwitz Rachel E.President and CEO | Award | 151,700 | — | Form 4 |
| Feb 20, 2026 | Ryali SriramChief Financial Officer | Award | 55,000 | — | Form 4 |
| Feb 20, 2026 | Kelly Timothy PChief Technology Officer | Award | 45,000 | — | Form 4 |
| Feb 20, 2026 | Albertson Tina M.Chief Medical Officer | Award | 55,000 | — | Form 4 |
| Feb 20, 2026 | Khan Ruhi AhmadChief Business Officer | Award | 45,000 | — | Form 4 |
| Feb 20, 2026 | MCCLUNG BARBARA GChief Legal Officer | Award | 45,000 | — | Form 4 |
| Mar 14, 2025 | Haurwitz Rachel E.President and CEO | Buy | 20,000 | $20.40K | Form 4 |
| Feb 21, 2025 | Kanner StevenChief Scientific Officer | Sale | 3,564 | $4.81K | Form 4 |
| Feb 21, 2025 | Khan Ruhi AhmadChief Business Officer | Sale | 3,564 | $4.81K | Form 4 |
| Feb 21, 2025 | MCCLUNG BARBARA GChief Legal Officer | Sale | 3,564 | $4.81K | Form 4 |
| Feb 20, 2025 | Kanner StevenChief Scientific Officer | Award | 37,500 | — | Form 4 |
| Feb 20, 2025 | Khan Ruhi AhmadChief Business Officer | Award | 37,500 | — | Form 4 |
| Feb 20, 2025 | Albertson Tina M.Chief Medical Officer | Award | 14,589 | — | Form 4 |
| Feb 20, 2025 | Haurwitz Rachel E.President and CEO | Award | 136,750 | — | Form 4 |
| Feb 20, 2025 | Kelly Timothy PChief Technology Officer | Award | 37,500 | — | Form 4 |
| Feb 20, 2025 | MCCLUNG BARBARA GChief Legal Officer | Award | 37,500 | — | Form 4 |
| Jan 29, 2025 | Ryali SriramChief Financial Officer | Buy | 17,360 | $24.65K | Form 4 |
| Nov 20, 2024 | Fischesser RyanVP of Finance and Controller | Award | 25,000 | — | Form 4 |
| Feb 20, 2024 | Kanner StevenChief Scientific Officer | Award | 33,000 | — | Form 4 |
| Feb 20, 2024 | Khan Ruhi AhmadChief Business Officer | Award | 33,000 | — | Form 4 |
| Feb 20, 2024 | MCCLUNG BARBARA GChief Legal Officer | Award | 33,000 | — | Form 4 |
| Feb 20, 2024 | Haurwitz Rachel E.President and CEO | Award | 118,700 | — | Form 4 |
| Feb 20, 2024 | O'Byrne JasonChief Financial Officer | Award | 33,000 | — | Form 4 |
Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4