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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $15 | -11.8% | 10,288 | 0.0% | 0.00% | – |
| Q2 2023 | $17 | -43.3% | 10,288 | +0.9% | 0.00% | – |
| Q1 2023 | $30 | -23.1% | 10,193 | -14.7% | 0.00% | – |
| Q4 2022 | $39 | -99.9% | 11,954 | 0.0% | 0.00% | – |
| Q3 2022 | $45,000 | -51.6% | 11,954 | +0.3% | 0.00% | -100.0% |
| Q2 2022 | $93,000 | -7.0% | 11,923 | +10.4% | 0.00% | 0.0% |
| Q1 2022 | $100,000 | -72.1% | 10,796 | -52.5% | 0.00% | 0.0% |
| Q4 2021 | $358,000 | +79.0% | 22,750 | +103.9% | 0.00% | -50.0% |
| Q3 2021 | $200,000 | +7.5% | 11,156 | -6.6% | 0.00% | +100.0% |
| Q2 2021 | $186,000 | +27.4% | 11,944 | +17.4% | 0.00% | -80.0% |
| Q1 2021 | $146,000 | -28.8% | 10,170 | -2.5% | 0.01% | -37.5% |
| Q4 2020 | $205,000 | -18.7% | 10,436 | +64.5% | 0.01% | +33.3% |
| Q1 2019 | $252,000 | +18.9% | 6,344 | +4.1% | 0.01% | 0.0% |
| Q4 2018 | $212,000 | -7.0% | 6,092 | -1.7% | 0.01% | 0.0% |
| Q2 2018 | $228,000 | – | 6,196 | – | 0.01% | – |
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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% |