ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 119 filers reported holding ATARA BIOTHERAPEUTICS INC in Q2 2019. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $504,600 | -20.6% | 174,000 | -10.2% | 0.00% | – |
| Q4 2022 | $635,336 | -9.9% | 193,700 | +3.9% | 0.00% | -100.0% |
| Q3 2022 | $705,000 | -51.4% | 186,400 | 0.0% | 0.00% | 0.0% |
| Q2 2022 | $1,452,000 | -12.1% | 186,400 | +4.9% | 0.00% | 0.0% |
| Q1 2022 | $1,651,000 | -33.7% | 177,700 | +12.5% | 0.00% | 0.0% |
| Q4 2021 | $2,489,000 | -11.9% | 157,900 | 0.0% | 0.00% | -50.0% |
| Q3 2021 | $2,826,000 | +16.0% | 157,900 | +0.8% | 0.00% | 0.0% |
| Q2 2021 | $2,437,000 | +0.7% | 156,700 | -7.1% | 0.00% | 0.0% |
| Q1 2021 | $2,421,000 | -22.7% | 168,600 | +5.6% | 0.00% | 0.0% |
| Q4 2020 | $3,133,000 | +56.9% | 159,600 | +3.6% | 0.00% | 0.0% |
| Q3 2020 | $1,997,000 | -9.7% | 154,100 | +1.5% | 0.00% | 0.0% |
| Q2 2020 | $2,212,000 | +175.1% | 151,800 | +60.6% | 0.00% | +100.0% |
| Q1 2020 | $804,000 | -47.2% | 94,500 | +2.2% | 0.00% | -50.0% |
| Q4 2019 | $1,523,000 | +21.4% | 92,500 | +4.0% | 0.00% | +100.0% |
| Q3 2019 | $1,255,000 | -19.3% | 88,900 | +15.0% | 0.00% | -50.0% |
| Q2 2019 | $1,555,000 | -32.9% | 77,300 | +32.6% | 0.00% | -33.3% |
| Q1 2019 | $2,317,000 | +18.9% | 58,300 | +3.9% | 0.00% | 0.0% |
| Q4 2018 | $1,949,000 | -10.4% | 56,100 | +6.7% | 0.00% | +50.0% |
| Q3 2018 | $2,175,000 | +12.5% | 52,600 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $1,933,000 | -5.8% | 52,600 | 0.0% | 0.00% | -33.3% |
| Q1 2018 | $2,051,000 | +295.9% | 52,600 | +83.9% | 0.00% | +200.0% |
| Q4 2017 | $518,000 | +9.5% | 28,600 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $473,000 | +18.2% | 28,600 | 0.0% | 0.00% | – |
| Q2 2017 | $400,000 | -32.0% | 28,600 | 0.0% | 0.00% | -100.0% |
| Q1 2017 | $588,000 | +58.5% | 28,600 | +9.6% | 0.00% | 0.0% |
| Q4 2016 | $371,000 | -33.5% | 26,100 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $558,000 | -5.1% | 26,100 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $588,000 | +22.8% | 26,100 | 0.0% | 0.00% | 0.0% |
| Q1 2016 | $479,000 | -13.2% | 26,100 | +24.9% | 0.00% | 0.0% |
| Q4 2015 | $552,000 | -16.0% | 20,900 | 0.0% | 0.00% | -50.0% |
| Q3 2015 | $657,000 | -11.1% | 20,900 | +49.3% | 0.00% | 0.0% |
| Q2 2015 | $739,000 | – | 14,000 | – | 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% |