ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 149 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 1.65 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $5,000 | -78.3% | 309 | -81.6% | 0.00% | -100.0% |
| Q3 2020 | $23,000 | +155.6% | 1,677 | +271.0% | 0.00% | 0.0% |
| Q2 2019 | $9,000 | -93.0% | 452 | -87.7% | 0.00% | -90.9% |
| Q4 2018 | $128,000 | -99.8% | 3,671 | +147.4% | 0.01% | +120.0% |
| Q2 2018 | $54,538,000 | +237021.7% | 1,484 | +142.9% | 0.01% | +150.0% |
| Q1 2018 | $23,000 | +666.7% | 611 | +177.7% | 0.00% | – |
| Q2 2017 | $3,000 | -70.0% | 220 | -55.1% | 0.00% | -100.0% |
| Q1 2017 | $10,000 | +66.7% | 490 | +6.5% | 0.00% | 0.0% |
| Q4 2016 | $6,000 | – | 460 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| BRIDGER MANAGEMENT, LLC | 2,932,865 | $48,304,000 | 3.48% |
| Camber Capital Management LP | 2,950,000 | $48,587,000 | 2.47% |
| Trellus Management Company, LLC | 87,873 | $1,447,000 | 2.42% |
| Redmile Group, LLC | 4,648,570 | $76,562,000 | 1.83% |
| Baupost Group | 8,308,900 | $136,848,000 | 1.51% |
| MAVERICK CAPITAL LTD | 4,958,431 | $81,665,000 | 1.19% |
| Artal Group S.A. | 1,750,000 | $28,823,000 | 1.11% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 175,000 | $2,882,000 | 0.36% |
| 12 West Capital Management LP | 158,700 | $2,614,000 | 0.16% |
| WASATCH ADVISORS LP | 1,101,103 | $18,135,000 | 0.15% |