ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 151 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.30 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 | $3,280,000 | 10.95% |
| M28 Capital Management LP | 439,300 | $1,440,904 | 1.37% |
| Redmile Group, LLC | 6,242,756 | $20,476,240 | 0.84% |
| MAVERICK CAPITAL LTD | 6,291,013 | $20,634,523 | 0.49% |
| Baupost Group | 8,123,616 | $26,645 | 0.44% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 52,000 | $171 | 0.25% |
| WASATCH ADVISORS LP | 8,391,014 | $27,522,525 | 0.18% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $1,722,000 | 0.17% |
| STALEY CAPITAL ADVISERS INC | 450,000 | $1,476 | 0.09% |
| Virtus ETF Advisers LLC | 36,100 | $118,408 | 0.06% |