Bickerstaff George has filed 22 insider transactions across 1 company since January 2023.
Most recent transaction: a option exercise of 29136 shares of CareDx, Inc. ($CDNA) on September 11, 2025.
Activity breakdown: 0 open-market purchases and 1 sale.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sept. 11, 2025 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Common Stock | 29136 | $7.96 | 144,266.0000 | 56,620,590 | 25.31% | 0.05% |
| Sept. 11, 2025 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Stock Option (right to buy) | 29136 | $0.00 | 0.0000 | 56,620,590 | 100.00% | 0.05% |
| June 13, 2025 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | A | Common Stock | 12103 | $0.00 | 115,130.0000 | 56,620,590 | 11.75% | 0.02% |
| March 10, 2025 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | S | Common Stock | 20000 | $18.36 | 103,027.0000 | 56,620,590 | 16.26% | 0.04% |
| Nov. 1, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Stock Option (right to buy) | 5255 | $0.00 | 0.0000 | 52,903,338 | 100.00% | 0.01% |
| Nov. 1, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Common Stock | 5255 | $5.85 | 120,801.0000 | 52,903,338 | 4.55% | 0.01% |
| Nov. 1, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Stock Option (right to buy) | 2226 | $0.00 | 0.0000 | 52,903,338 | 100.00% | 0.00% |
| Nov. 1, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Common Stock | 2226 | $5.49 | 123,027.0000 | 52,903,338 | 1.84% | 0.00% |
| June 14, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | A | Stock Option (right to buy) | 16048 | $0.00 | 16,048.0000 | 53,764,705 | 9999.99% | 0.03% |
| June 14, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | A | Stock Option (right to buy) | 16048 | $0.00 | 16,048.0000 | 53,764,705 | 9999.99% | 0.03% |
| June 14, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | A | Common Stock | 10570 | $0.00 | 115,546.0000 | 53,764,705 | 10.07% | 0.02% |
| May 14, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Stock Option (right to buy) | 5255 | $0.00 | 0.0000 | 53,764,705 | 100.00% | 0.01% |
| May 14, 2024 | CareDx, Inc. | $CDNA | Bickerstaff George | Not found | M | Common Stock | 5255 | $10.00 | 104,976.0000 | 53,764,705 | 5.27% | 0.01% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Common Stock | 4453 | $5.49 | 99,721.0000 | 53,321,625 | 4.67% | 0.01% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Stock Option (right to buy) | 5255 | $0.00 | 0.0000 | 53,321,625 | 100.00% | 0.01% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Stock Option (right to buy) | 9745 | $0.00 | 0.0000 | 53,321,625 | 100.00% | 0.02% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Common Stock | 5255 | $5.02 | 85,523.0000 | 53,321,625 | 6.55% | 0.01% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Option to Purchase Common Stock | 4453 | $0.00 | 2,226.0000 | 53,321,625 | 66.67% | 0.01% |
| Aug. 11, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | M | Common Stock | 9745 | $4.95 | 95,268.0000 | 53,321,625 | 11.39% | 0.02% |
| June 16, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | A | Common Stock | 29136 | $0.00 | 29,136.0000 | 53,321,625 | 9999.99% | 0.05% |
| June 16, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | A | Common Stock | 18844 | $0.00 | 80,268.0000 | 53,321,625 | 30.68% | 0.04% |
| Jan. 6, 2023 | CareDx, Inc. | $CDNA | Bickerstaff George | Director | A | Common Stock | 1323 | $0.00 | 61,424.0000 | 53,321,625 | 2.20% | 0.00% |