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 | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $653,000 | -52.2% | 45,492 | -34.6% | 0.01% | -44.4% |
| Q4 2020 | $1,365,000 | +26.0% | 69,531 | -16.9% | 0.01% | +28.6% |
| Q3 2020 | $1,083,000 | -23.0% | 83,631 | -13.4% | 0.01% | -36.4% |
| Q2 2020 | $1,406,000 | +97.2% | 96,531 | +15.3% | 0.01% | +57.1% |
| Q1 2020 | $713,000 | -39.4% | 83,731 | +17.2% | 0.01% | -12.5% |
| Q4 2019 | $1,177,000 | +23.8% | 71,431 | +6.1% | 0.01% | +33.3% |
| Q3 2019 | $951,000 | -11.2% | 67,331 | +26.5% | 0.01% | -14.3% |
| Q2 2019 | $1,071,000 | +68.4% | 53,231 | +232.9% | 0.01% | +40.0% |
| Q1 2019 | $636,000 | +18.2% | 15,992 | +3.2% | 0.01% | +25.0% |
| Q4 2018 | $538,000 | +9.1% | 15,492 | +15.6% | 0.00% | +33.3% |
| Q2 2018 | $493,000 | – | 13,400 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Antipodean Advisors LLC | 1,000,000 | $1,480,000 | 7.58% |
| Redmile Group, LLC | 6,280,813 | $9,295,603 | 0.44% |
| Arctis Global LLC | 397,046 | $587,628 | 0.32% |
| Baupost Group | 9,773,616 | $14,465 | 0.28% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 230,000 | $413,400 | 0.24% |
| MAVERICK CAPITAL LTD | 6,290,713 | $9,310,255 | 0.21% |
| 683 Capital Management, LLC | 1,200,000 | $1,776,000 | 0.14% |
| STALEY CAPITAL ADVISERS INC | 1,000,000 | $1,480,000 | 0.08% |
| WASATCH ADVISORS LP | 8,399,229 | $12,430,859 | 0.08% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $777,000 | 0.07% |