| 2018-05-18 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 25,860 0.0582% | $50.03 | $1.29M | -23.74% | |
| 2018-05-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 4,647 0.0102% | $46.06 | $214,026 | -19.24% | |
| 2018-03-29 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 22,400 0.0581% | $40.07 | $897,568 | -0.13% | |
| 2018-03-27 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 100,203 0.2489% | $37.87 | $3.8M | +1.17% | |
| 2017-11-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 3,290 0.0108% | $14.20 | $46,718 | +167.93% | |
| 2017-08-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 3,021 0.0099% | $14.33 | $43,291 | +156.1% | |
| 2017-05-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 7,746 0.0265% | $15.25 | $118,127 | +1.15% | |
| 2017-02-16 | Sale | Atara Biotherapeutics, Inc. ATRA | EVP & Chief R & QA Officer | 6,118 0.0215% | $15.96 | $97,643 | -2.24% | |
| 2016-11-16 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief R & QA Officer | 5,990 0.022% | $19.53 | $116,985 | -17.7% | |
| 2016-05-16 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief R & QA Officer | 8,306 0.0269% | $15.15 | $125,836 | +13.31% | |
| 2016-02-16 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief R & QA Officer | 8,306 0.0287% | $15.35 | $127,497 | +18.74% | |
| 2015-11-16 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief R & QA Officer | 8,306 0.0331% | $31.67 | $263,051 | -35.8% | |
| 2015-08-17 | Sale | Atara Biotherapeutics, Inc. ATRA | Chief R & QA Officer | 15,658 0.0522% | $46.19 | $723,243 | -55.93% |