Caribou Biosciences, Inc (CRBU) insider trading
Every open-market stock purchase and sale by Caribou Biosciences, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders sold $47.5K over the last 12 months (5 sales). No open-market buys.
- Last insider buy: Rachel E. Haurwitz (CEO), $20.4K, 19 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $47.5K (5 sales). Last close $1.92 on Jun 4, 2026.
Recent CRBU insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Feb 25, 2026 | Timothy P Kelly (CTO) | Sold | $12K |
| Feb 24, 2026 | Ruhi Ahmad Khan (C-suite exec) | Sold | $13.6K |
| Feb 24, 2026 | Barbara G McClung (C-suite exec) | Sold | $13.6K |
| Feb 24, 2026 | Timothy P Kelly (CTO) | Sold | $6.2K |
| Feb 24, 2026 | Tina M. Albertson (C-suite exec) | Sold | $2.1K |
| Feb 20, 2026 | Ruhi Ahmad Khan (C-suite exec) | Bought (not open market) | — |
| Feb 20, 2026 | Dara Richardson-Heron (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Sriram Ryali (CFO) | Bought (not open market) | — |
| Feb 20, 2026 | Sriram Ryali (CFO) | Bought (not open market) | — |
| Feb 20, 2026 | Natalie Sacks (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Nancy Whiting (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Ran Zheng (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Andrew Guggenhime (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Rachel E. Haurwitz (CEO) | Bought (not open market) | — |
| Feb 20, 2026 | David Lee Johnson (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Timothy P Kelly (CTO) | Bought (not open market) | — |
| Feb 20, 2026 | Timothy P Kelly (CTO) | Bought (not open market) | — |
| Feb 20, 2026 | Ruhi Ahmad Khan (C-suite exec) | Bought (not open market) | — |
| Feb 20, 2026 | Barbara G McClung (C-suite exec) | Bought (not open market) | — |
| Feb 20, 2026 | Scott Braunstein (Director) | Bought (not open market) | — |
| Feb 20, 2026 | Barbara G McClung (C-suite exec) | Bought (not open market) | — |
| Feb 20, 2026 | Rachel E. Haurwitz (CEO) | Bought (not open market) | — |
| Feb 20, 2026 | Tina M. Albertson (C-suite exec) | Bought (not open market) | — |
| Feb 20, 2026 | Tina M. Albertson (C-suite exec) | Bought (not open market) | — |
Who's trading CRBU
- Timothy P Kelly, CTO: sold $18.2K (2 sales), last Feb 25, 2026
- Tina M. Albertson, C-suite exec: sold $2.1K (1 sale), last Feb 24, 2026
- Ruhi Ahmad Khan, C-suite exec: sold $13.6K (1 sale), last Feb 24, 2026
- Barbara G McClung, C-suite exec: sold $13.6K (1 sale), last Feb 24, 2026
- Rachel E. Haurwitz, CEO: other filings, last Feb 20, 2026
- David Lee Johnson, Director: other filings, last Feb 20, 2026
- Sriram Ryali, CFO: other filings, last Feb 20, 2026
- Natalie Sacks, Director: other filings, last Feb 20, 2026
- Andrew Guggenhime, Director: other filings, last Feb 20, 2026
- Scott Braunstein, Director: other filings, last Feb 20, 2026
- Nancy Whiting, Director: other filings, last Feb 20, 2026
- Ran Zheng, Director: other filings, last Feb 20, 2026
- Dara Richardson-Heron, Director: other filings, last Feb 20, 2026
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