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 2024 | $33,125 | +34.2% | 47,731 | -0.9% | 0.00% | – |
| Q4 2023 | $24,687 | -65.5% | 48,141 | -0.4% | 0.00% | – |
| Q3 2023 | $71,536 | -3.4% | 48,335 | +5.1% | 0.00% | – |
| Q2 2023 | $74,023 | -43.9% | 45,977 | +1.1% | 0.00% | -100.0% |
| Q1 2023 | $131,938 | -8.3% | 45,496 | +3.7% | 0.00% | 0.0% |
| Q4 2022 | $143,874 | -13.3% | 43,864 | -0.4% | 0.00% | 0.0% |
| Q3 2022 | $166,000 | -50.4% | 44,024 | +2.5% | 0.00% | -50.0% |
| Q2 2022 | $335,000 | -16.5% | 42,962 | -0.4% | 0.00% | 0.0% |
| Q1 2022 | $401,000 | -44.9% | 43,148 | -6.6% | 0.00% | -50.0% |
| Q4 2021 | $728,000 | -10.1% | 46,186 | +2.1% | 0.00% | 0.0% |
| Q3 2021 | $810,000 | +12.5% | 45,233 | -2.3% | 0.00% | +100.0% |
| Q2 2021 | $720,000 | +7.3% | 46,307 | -0.9% | 0.00% | 0.0% |
| Q1 2021 | $671,000 | -22.3% | 46,732 | +6.2% | 0.00% | -33.3% |
| Q4 2020 | $864,000 | +54.0% | 43,999 | +1.7% | 0.00% | 0.0% |
| Q3 2020 | $561,000 | +9.6% | 43,279 | +23.2% | 0.00% | +50.0% |
| Q2 2020 | $512,000 | +97.7% | 35,115 | +15.2% | 0.00% | +100.0% |
| Q1 2020 | $259,000 | -51.2% | 30,478 | -5.5% | 0.00% | -50.0% |
| Q4 2019 | $531,000 | +15.7% | 32,240 | -0.8% | 0.00% | 0.0% |
| Q3 2019 | $459,000 | -19.0% | 32,511 | +15.3% | 0.00% | 0.0% |
| Q2 2019 | $567,000 | -46.7% | 28,209 | +5.5% | 0.00% | -50.0% |
| Q1 2019 | $1,063,000 | +10.8% | 26,749 | -3.1% | 0.00% | 0.0% |
| Q4 2018 | $959,000 | -16.7% | 27,616 | -0.8% | 0.00% | 0.0% |
| Q3 2018 | $1,151,000 | +18.3% | 27,828 | +5.1% | 0.00% | +33.3% |
| Q2 2018 | $973,000 | +18.7% | 26,486 | +25.9% | 0.00% | 0.0% |
| Q1 2018 | $820,000 | +151.5% | 21,033 | +16.7% | 0.00% | +200.0% |
| Q4 2017 | $326,000 | +15.2% | 18,016 | +5.5% | 0.00% | 0.0% |
| Q3 2017 | $283,000 | +28.1% | 17,080 | +8.1% | 0.00% | 0.0% |
| Q2 2017 | $221,000 | -24.8% | 15,803 | +10.5% | 0.00% | 0.0% |
| Q1 2017 | $294,000 | +54.7% | 14,304 | +7.1% | 0.00% | 0.0% |
| Q4 2016 | $190,000 | -99.9% | 13,356 | -0.3% | 0.00% | 0.0% |
| Q3 2016 | $286,433,000 | -4.8% | 13,391 | +0.1% | 0.00% | 0.0% |
| Q2 2016 | $300,981,000 | +53.6% | 13,371 | +30.3% | 0.00% | 0.0% |
| Q1 2016 | $196,000,000 | -18.0% | 10,260 | +13.5% | 0.00% | 0.0% |
| Q4 2015 | $239,000,000 | +84352.3% | 9,043 | +0.5% | 0.00% | 0.0% |
| Q3 2015 | $283,000 | -99.9% | 9,002 | +0.1% | 0.00% | -50.0% |
| Q2 2015 | $474,418,000 | +215.7% | 8,992 | +148.7% | 0.00% | +100.0% |
| Q1 2015 | $150,276,000 | +55.4% | 3,615 | 0.0% | 0.00% | – |
| Q4 2014 | $96,701,000 | – | 3,615 | – | 0.00% | – |
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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% |