The Vanguard Group 13D and 13G filings for Atara Biotherapeutics, Inc.:
- 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.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-02-13 4:58 pm Sale |
2023-12-29 | 13G | Atara Biotherapeutics, Inc. ATRA |
The Vanguard Group | 267,442 6.560% |
-21,000 (-7.28%) |
Filing |
| 2023-02-09 11:07 am Purchase |
2022-12-30 | 13G | Atara Biotherapeutics, Inc. ATRA |
The Vanguard Group | 288,442 7.600% |
5,421 (+1.92%) |
Filing |
| 2022-02-09 3:24 pm Purchase |
2021-12-31 | 13G | Atara Biotherapeutics, Inc. ATRA |
The Vanguard Group | 283,021 8.000% |
57,490 (+25.49%) |
Filing |
| 2021-02-10 10:30 am Purchase |
2020-12-31 | 13G | Atara Biotherapeutics, Inc. ATRA |
The Vanguard Group | 225,531 6.850% |
78,263 (+53.14%) |
Filing |