ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 151 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.30 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,776,000 | +10.3% | 1,200,000 | +20.0% | 0.14% | +19.0% |
| Q2 2023 | $1,610,000 | -67.2% | 1,000,000 | -23.1% | 0.12% | -69.5% |
| Q3 2022 | $4,914,000 | -69.2% | 1,300,000 | -36.4% | 0.38% | -66.2% |
| Q2 2022 | $15,930,000 | -6.3% | 2,045,000 | +11.7% | 1.12% | +23.6% |
| Q1 2022 | $17,001,000 | -39.4% | 1,830,000 | +2.7% | 0.91% | -11.9% |
| Q4 2021 | $28,073,000 | -12.0% | 1,781,234 | 0.0% | 1.03% | -17.0% |
| Q3 2021 | $31,885,000 | +202.6% | 1,781,234 | +162.8% | 1.24% | +241.8% |
| Q2 2021 | $10,538,000 | +232.3% | 677,683 | +206.9% | 0.36% | +116.7% |
| Q1 2021 | $3,171,000 | -26.9% | 220,848 | 0.0% | 0.17% | -18.0% |
| Q4 2020 | $4,335,000 | +51.5% | 220,848 | 0.0% | 0.20% | -2.4% |
| Q3 2020 | $2,862,000 | -11.1% | 220,848 | 0.0% | 0.21% | -18.6% |
| Q2 2020 | $3,218,000 | +681.1% | 220,848 | +783.4% | 0.26% | +448.9% |
| Q4 2019 | $412,000 | – | 25,000 | – | 0.05% | – |
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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% |