ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 41 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $8,935,000 | +191.5% | 434,812 | +101.5% | 2.26% | +131.5% |
| Q4 2016 | $3,065,000 | -87.9% | 215,812 | -73.1% | 0.98% | -91.5% |
| Q3 2015 | $25,261,000 | -55.0% | 803,458 | -24.4% | 11.50% | -38.5% |
| Q2 2015 | $56,094,000 | +26.9% | 1,063,189 | 0.0% | 18.70% | +27.0% |
| Q1 2015 | $44,197,000 | +336.2% | 1,063,189 | +176.1% | 14.73% | +187.2% |
| Q4 2014 | $10,133,000 | – | 385,124 | – | 5.13% | – |
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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% |