Tina M. Albertson, Chief Medical Officer at Caribou Biosciences ($CRBU), made one open market sale of company shares in the last year, totaling about $2,089. Her most recent sale occurred on February 24, 2026. This places her 11,499th out of 11,678 insiders by sale value, well below the average of $8.6 million across 6.4 transactions. She reported no open market purchases during this period.
| 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 | Albertson Tina M. | Chief Medical Officer | A | Option to purchase Common Stock | 247500 | $0.00 | 247,500.0000 | 93,468,038 | 9999.99% | 0.26% |
| Feb. 20, 2026 | Caribou Biosciences, Inc. | $CRBU | Albertson Tina M. | Chief Medical Officer | A | Common Stock | 55000 | $0.00 | 69,589.0000 | 93,468,038 | 377.00% | 0.06% |
| Feb. 24, 2026 | Caribou Biosciences, Inc. | $CRBU | Albertson Tina M. | Chief Medical Officer | S | Common Stock | 1066 | $1.96 | 68,523.0000 | 93,468,038 | 1.53% | 0.00% |
| Feb. 20, 2025 | Caribou Biosciences, Inc. | $CRBU | Albertson Tina M. | Chief Medical Officer | A | Option to purchase Common Stock | 66137 | $0.00 | 66,137.0000 | 0 | 9999.99% | 0.00% |
| Feb. 20, 2025 | Caribou Biosciences, Inc. | $CRBU | Albertson Tina M. | Chief Medical Officer | A | Common Stock | 14589 | $0.00 | 14,589.0000 | 0 | 9999.99% | 0.00% |
| Aug. 19, 2024 | Caribou Biosciences, Inc. | $CRBU | Albertson Tina M. | Chief Medical Officer | A | Option to purchase Common Stock | 300000 | $0.00 | 300,000.0000 | 0 | 9999.99% | 0.00% |
| Feb. 24, 2023 | Lyell Immunopharma, Inc. | $LYEL | Albertson Tina M. | Chief Medical Officer | A | Option (right to buy) | 700000 | $0.00 | 700,000.0000 | 0 | 9999.99% | 0.00% |