ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 124 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.01 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $226 | -97.5% | 153 | -97.3% | 0.00% | – |
| Q2 2023 | $9,194 | -44.5% | 5,711 | 0.0% | 0.00% | – |
| Q1 2023 | $16,561 | -94.9% | 5,711 | -72.7% | 0.00% | -100.0% |
| Q2 2021 | $324,000 | -0.9% | 20,898 | -8.6% | 0.00% | 0.0% |
| Q1 2021 | $327,000 | -0.3% | 22,862 | -10.0% | 0.00% | 0.0% |
| Q3 2020 | $328,000 | -15.9% | 25,413 | -5.3% | 0.00% | 0.0% |
| Q2 2020 | $390,000 | -53.0% | 26,838 | -46.9% | 0.00% | -50.0% |
| Q4 2019 | $830,000 | +16.6% | 50,513 | 0.0% | 0.00% | +100.0% |
| Q3 2019 | $712,000 | +318.8% | 50,513 | +392.4% | 0.00% | – |
| Q3 2017 | $170,000 | +448.4% | 10,259 | +575.4% | 0.00% | – |
| Q1 2017 | $31,000 | -69.3% | 1,519 | -78.4% | 0.00% | – |
| Q4 2016 | $101,000 | – | 7,034 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Antipodean Advisors LLC | 1,000,000 | $1,610,000 | 11.42% |
| Redmile Group, LLC | 6,048,123 | $9,737,478 | 0.37% |
| Baupost Group | 9,773,616 | $15,736 | 0.28% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 170,000 | $273,700 | 0.27% |
| MAVERICK CAPITAL LTD | 6,290,713 | $10,128,048 | 0.22% |
| 683 Capital Management, LLC | 1,000,000 | $1,610,000 | 0.12% |
| WASATCH ADVISORS LP | 8,283,981 | $13,337,209 | 0.08% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $845,250 | 0.08% |
| STALEY CAPITAL ADVISERS INC | 750,000 | $1,207,500 | 0.06% |
| XTX Topco Ltd | 136,841 | $220,314 | 0.04% |