Real time Form 13D and 13G transaction reports:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
- Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2023-02-03 3:56 pm Purchase | 2022-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | STATE STREET CORP STT | 305,990 8.060% | 305,990 (New Position) | Filing History |
| 2023-01-24 1:56 pm Purchase | 2022-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | BlackRock Inc. BLK | 366,086 9.600% | 53,424 (+17.09%) | Filing History |
| 2023-01-18 1:30 pm Purchase | 2022-12-30 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | JPMORGAN CHASE & CO JPM | 300,423 7.900% | 3,387 (+1.14%) | Filing History |
| 2022-03-11 5:05 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | MAVERICK CAPITAL LTD | 314,233 8.400% | 21,251 (+7.25%) | Filing History |
| 2022-02-14 6:58 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | Atara Biotherapeutics Inc. ATRA | 314,233 8.900% | 314,233 (New Position) | Filing History |
| 2022-02-14 5:07 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | Redmile Group LLC | 363,949 9.900% | 49,404 (+15.71%) | Filing History |
| 2022-02-14 4:28 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | Point72 Asset Management, L.P. | 185,366 5.200% | 2,645 (+1.45%) | Filing History |
| 2022-02-09 5:17 pm Sale | 2022-01-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | BAUPOST GROUP LLC | 324,945 9.190% | -39,415 (-10.82%) | Filing History |
| 2022-02-09 3:24 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | VANGUARD GROUP INC | 283,021 8.000% | 57,490 (+25.49%) | Filing History |
| 2022-02-09 09:09 am Purchase | 2022-02-08 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | FMR LLC | 224,530 6.348% | 126,220 (+128.39%) | Filing History |
| 2022-02-03 4:41 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | BlackRock Inc. BLK | 312,662 8.800% | 54,485 (+21.10%) | Filing History |
| 2022-01-07 3:41 pm Purchase | 2021-12-31 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | JPMORGAN CHASE & CO JPM | 297,036 8.300% | 55,896 (+23.18%) | Filing History |
| 2021-12-21 5:13 pm Purchase | 2021-12-20 | 13G | ATARA BIOTHERAPEUTICS INC ATRA | Point72 Asset Management, L.P. | 182,721 5.200% | 182,721 (New Position) | Filing History |