Rachel E. Haurwitz, President and CEO of Caribou Biosciences ($CRBU), made one open market purchase of company shares worth $20,400 in the last year, with the most recent on March 14, 2025. This ranks her 3,802nd among nearly 5,000 insiders by purchase amount, well below the average of $1.5 million across 3.3 transactions. She reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 20, 2026 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Common Stock | 151700 | $0.00 | 3,816,545.0000 | 93,468,038 | 4.14% | 0.16% |
| Feb. 20, 2026 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Option to purchase Common Stock | 682500 | $0.00 | 682,500.0000 | 93,468,038 | 9999.99% | 0.73% |
| March 14, 2025 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | P | Common Stock | 20000 | $1.02 | 3,664,845.0000 | 93,004,602 | 0.55% | 0.02% |
| Feb. 20, 2025 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Common Stock | 136750 | $0.00 | 3,644,845.0000 | 0 | 3.90% | 0.00% |
| Feb. 20, 2025 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Option to purchase Common Stock | 618250 | $0.00 | 618,250.0000 | 0 | 9999.99% | 0.00% |
| June 12, 2024 | Seer, Inc. | $SEER | Haurwitz Rachel E. | Not found | A | Class A Common Stock | 58178 | $0.00 | 87,615.0000 | 64,936,680 | 197.64% | 0.09% |
| Feb. 20, 2024 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Option to purchase Common Stock | 546950 | $0.00 | 546,950.0000 | 0 | 9999.99% | 0.00% |
| Feb. 20, 2024 | Caribou Biosciences, Inc. | $CRBU | Haurwitz Rachel E. | President and CEO | A | Common Stock | 118700 | $0.00 | 3,508,095.0000 | 0 | 3.50% | 0.00% |