ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 118 filers reported holding ATARA BIOTHERAPEUTICS INC in Q2 2023. The put-call ratio across all filers is 0.02 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $275,663 | -2.9% | 95,056 | +9.8% | 0.00% | – |
| Q4 2022 | $283,953 | +22.4% | 86,571 | +40.7% | 0.00% | – |
| Q3 2022 | $232,000 | -50.7% | 61,520 | +1.8% | 0.00% | – |
| Q2 2022 | $471,000 | -21.8% | 60,434 | -6.7% | 0.00% | -100.0% |
| Q1 2022 | $602,000 | -36.4% | 64,788 | +7.8% | 0.00% | 0.0% |
| Q4 2021 | $946,000 | -93.9% | 60,102 | -93.0% | 0.00% | -87.5% |
| Q3 2021 | $15,409,000 | -19.5% | 860,739 | -30.1% | 0.01% | -20.0% |
| Q2 2021 | $19,139,000 | -46.9% | 1,230,794 | -50.9% | 0.01% | -44.4% |
| Q1 2021 | $36,010,000 | +38.0% | 2,507,696 | +88.6% | 0.02% | +38.5% |
| Q4 2020 | $26,098,000 | +47.8% | 1,329,488 | -2.4% | 0.01% | +18.2% |
| Q3 2020 | $17,659,000 | -23.1% | 1,362,589 | -13.6% | 0.01% | -31.2% |
| Q2 2020 | $22,969,000 | +5571.4% | 1,576,486 | +3211.2% | 0.02% | – |
| Q1 2020 | $405,000 | -58.0% | 47,610 | -18.7% | 0.00% | -100.0% |
| Q4 2019 | $964,000 | +108.7% | 58,559 | +78.9% | 0.00% | – |
| Q3 2019 | $462,000 | -8.9% | 32,741 | +30.0% | 0.00% | – |
| Q2 2019 | $507,000 | -50.4% | 25,194 | -2.0% | 0.00% | -100.0% |
| Q1 2019 | $1,023,000 | +8.4% | 25,709 | -5.4% | 0.00% | 0.0% |
| Q4 2018 | $944,000 | -0.2% | 27,184 | +18.9% | 0.00% | 0.0% |
| Q3 2018 | $946,000 | -31.4% | 22,866 | -39.2% | 0.00% | 0.0% |
| Q2 2018 | $1,380,000 | -13.4% | 37,592 | -8.0% | 0.00% | 0.0% |
| Q1 2018 | $1,593,000 | +361.7% | 40,861 | +114.2% | 0.00% | – |
| Q4 2017 | $345,000 | -18.4% | 19,072 | -25.4% | 0.00% | – |
| Q3 2017 | $423,000 | +126.2% | 25,582 | +92.1% | 0.00% | – |
| Q2 2017 | $187,000 | -68.4% | 13,319 | -53.7% | 0.00% | -100.0% |
| Q1 2017 | $591,000 | +8.6% | 28,739 | -25.1% | 0.00% | 0.0% |
| Q4 2016 | $544,000 | +21.7% | 38,350 | +83.2% | 0.00% | – |
| Q3 2016 | $447,000 | -3.5% | 20,935 | +1.8% | 0.00% | -100.0% |
| Q2 2016 | $463,000 | +81.6% | 20,566 | +53.6% | 0.00% | – |
| Q1 2016 | $255,000 | -62.8% | 13,388 | -48.4% | 0.00% | -100.0% |
| Q4 2015 | $685,000 | +112.1% | 25,930 | +152.2% | 0.00% | – |
| Q3 2015 | $323,000 | -6.6% | 10,282 | +56.7% | 0.00% | – |
| Q2 2015 | $346,000 | – | 6,560 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 1,063,189 | $56,094,000 | 18.70% |
| Baupost Group | 4,809,632 | $253,756,000 | 4.23% |
| Ghost Tree Capital, LLC | 100,000 | $5,276,000 | 1.71% |
| Redmile Group, LLC | 372,642 | $19,661,000 | 1.61% |
| BRIDGER MANAGEMENT, LLC | 501,297 | $26,448,000 | 0.84% |
| Visium Asset Management, LP | 904,514 | $47,722,000 | 0.68% |
| Cupps Capital Management, LLC | 78,660 | $4,150,000 | 0.40% |
| Cormorant Asset Management, LP | 50,000 | $2,638,000 | 0.35% |
| TIVERTON ASSET MANAGEMENT LLC | 225,113 | $11,877,000 | 0.24% |
| ArrowMark Colorado Holdings LLC | 123,668 | $6,525,000 | 0.16% |