ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 87 filers reported holding ATARA BIOTHERAPEUTICS INC in Q3 2015. The put-call ratio across all filers is 0.86 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $72 | -10.0% | 24,844 | +1.7% | 0.00% | -100.0% |
| Q4 2022 | $80 | -99.9% | 24,422 | -5.5% | 0.00% | 0.0% |
| Q3 2022 | $98,000 | +4.3% | 25,843 | +113.7% | 0.00% | 0.0% |
| Q2 2022 | $94,000 | -34.7% | 12,095 | -21.7% | 0.00% | 0.0% |
| Q1 2022 | $144,000 | -33.3% | 15,447 | +12.6% | 0.00% | 0.0% |
| Q4 2021 | $216,000 | +5.4% | 13,719 | +19.8% | 0.00% | 0.0% |
| Q3 2021 | $205,000 | -8.9% | 11,451 | +87.4% | 0.00% | 0.0% |
| Q2 2018 | $225,000 | -13.5% | 6,110 | -8.4% | 0.00% | -50.0% |
| Q1 2018 | $260,000 | +381.5% | 6,668 | +178.9% | 0.00% | – |
| Q2 2016 | $54,000 | +35.0% | 2,391 | +14.3% | 0.00% | – |
| Q1 2016 | $40,000 | -4.8% | 2,092 | +32.1% | 0.00% | – |
| Q4 2015 | $42,000 | -35.4% | 1,584 | -22.9% | 0.00% | -100.0% |
| Q3 2015 | $65,000 | +160.0% | 2,055 | +337.2% | 0.00% | – |
| Q2 2015 | $25,000 | – | 470 | – | 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% |