| 2024-05-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP, CFO | 28,648 0.0236% | $0.62 | $17,676 | -6.99% | |
| 2024-03-04 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP, CFO | 6,679 0.005% | $0.72 | $4,810 | -11% | |
| 2023-11-16 | Sale | Atara Biotherapeutics, Inc. ATRA | SVP, CFO | 11,958 0.0094% | $0.39 | $4,652 | +37.43% | |
| 2023-08-16 | Sale | Atara Biotherapeutics, Inc. ATRA | SVP, CFO | 8,186 0.0082% | $1.65 | $13,527 | -58.58% | |
| 2023-05-16 | Sale | Atara Biotherapeutics, Inc. ATRA | SVP, CFO | 7,918 0.0075% | $2.04 | $16,131 | -55.97% |