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 | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $214 | -11.2% | 73,642 | 0.0% | 0.00% | 0.0% |
| Q4 2022 | $241 | -99.9% | 73,642 | 0.0% | 0.00% | 0.0% |
| Q3 2022 | $279,000 | -51.3% | 73,642 | 0.0% | 0.00% | -50.0% |
| Q2 2022 | $573,000 | -10.6% | 73,642 | +65.0% | 0.00% | +100.0% |
| Q1 2021 | $641,000 | -64.0% | 44,632 | -50.9% | 0.00% | -75.0% |
| Q4 2020 | $1,783,000 | +159.5% | 90,872 | +71.4% | 0.00% | +100.0% |
| Q3 2020 | $687,000 | -11.8% | 53,013 | -0.8% | 0.00% | 0.0% |
| Q2 2020 | $779,000 | +71.2% | 53,455 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $455,000 | – | 53,455 | – | 0.00% | – |
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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% |