| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | May 18, 2018 | Sale | $50.03 | 25,860 | 1,293,776 | 107,972 | May 21, 2018, 06:32 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | May 16, 2018 | Sale | $46.06 | 4,647 | 214,026 | 134,132 | May 16, 2018, 08:38 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Mar 29, 2018 | Sale | $40.07 | 22,400 | 897,568 | 133,671 | Apr 03, 2018, 04:14 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Mar 27, 2018 | Sale | $31.13 | 172,957 | 5,384,455 | 256,274 | Mar 28, 2018, 08:10 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Feb 15, 2018 | Option Exercise | $47.05 | 3,604 | 169,568 | 183,520 | Feb 20, 2018, 08:23 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Feb 09, 2018 | Option Exercise | $41.70 | 3,704 | 154,457 | 179,913 | Feb 12, 2018, 08:56 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Feb 06, 2018 | Option Exercise | $35.80 | 4,437 | 158,845 | 183,617 | Feb 08, 2018, 05:43 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Nov 16, 2017 | Sale | $14.20 | 3,290 | 46,718 | 163,052 | Nov 17, 2017, 06:26 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Aug 16, 2017 | Sale | $14.33 | 3,021 | 43,291 | 159,130 | Aug 17, 2017, 05:34 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | May 16, 2017 | Sale | $15.25 | 3,873 | 59,063 | 153,000 | May 17, 2017, 04:57 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | EVP & Chief R & QA Officer | Feb 16, 2017 | Sale | $15.96 | 3,059 | 48,822 | 149,661 | Feb 16, 2017, 08:09 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | Nov 16, 2016 | Sale | $19.53 | 2,995 | 58,492 | 95,187 | Nov 17, 2016, 04:28 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | May 16, 2016 | Sale | $15.15 | 4,153 | 62,918 | 83,759 | May 18, 2016, 07:03 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | Feb 16, 2016 | Sale | $15.35 | 4,153 | 63,749 | 80,700 | Feb 18, 2016, 08:12 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | Nov 16, 2015 | Sale | $31.67 | 4,153 | 131,526 | 34,785 | Nov 18, 2015, 06:53 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | Aug 17, 2015 | Sale | $41.64 | 9,589 | 399,249 | 41,959 | Aug 19, 2015, 08:35 PM | |
| ATRA | Atara Biotherapeutics, Inc. | Clark Mitchall G. | Chief R & QA Officer | May 15, 2015 | Option Exercise | $37.30 | 13,066 | 487,362 | 30,584 | May 19, 2015, 06:51 PM |
Menu