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 | $25 | -55.4% | 16,733 | -52.7% | 0.00% | – |
| Q2 2023 | $56 | -95.2% | 35,353 | -91.2% | 0.00% | -100.0% |
| Q1 2023 | $1,162 | +23.4% | 400,563 | +39.4% | 0.00% | – |
| Q4 2022 | $942 | -99.9% | 287,426 | -16.8% | 0.00% | -100.0% |
| Q3 2022 | $1,306,000 | +677.4% | 345,613 | +1500.1% | 0.00% | – |
| Q2 2022 | $168,000 | -75.6% | 21,600 | -70.9% | 0.00% | -100.0% |
| Q1 2022 | $688,000 | -90.6% | 74,145 | -84.1% | 0.00% | 0.0% |
| Q4 2021 | $7,350,000 | +35.4% | 466,384 | +53.8% | 0.00% | -50.0% |
| Q3 2021 | $5,427,000 | +13.4% | 303,183 | -1.5% | 0.00% | 0.0% |
| Q2 2021 | $4,787,000 | +83.6% | 307,868 | +69.5% | 0.00% | +100.0% |
| Q1 2021 | $2,608,000 | +91.1% | 181,621 | +161.1% | 0.00% | 0.0% |
| Q4 2020 | $1,365,000 | +31.9% | 69,573 | -12.9% | 0.00% | 0.0% |
| Q3 2020 | $1,035,000 | -33.1% | 79,886 | -24.8% | 0.00% | 0.0% |
| Q2 2020 | $1,548,000 | +126.6% | 106,239 | +32.1% | 0.00% | 0.0% |
| Q1 2020 | $683,000 | -37.1% | 80,419 | +22.1% | 0.00% | 0.0% |
| Q4 2019 | $1,085,000 | +106.3% | 65,884 | +76.7% | 0.00% | – |
| Q3 2019 | $526,000 | -69.8% | 37,284 | -57.0% | 0.00% | -100.0% |
| Q2 2019 | $1,744,000 | +207.6% | 86,686 | +507.2% | 0.00% | – |
| Q1 2019 | $567,000 | -60.5% | 14,276 | -65.5% | 0.00% | -100.0% |
| Q4 2018 | $1,436,000 | +113.1% | 41,320 | +153.6% | 0.00% | – |
| Q3 2018 | $674,000 | -85.6% | 16,293 | -87.2% | 0.00% | -100.0% |
| Q2 2018 | $4,668,000 | +1293.4% | 126,978 | +1376.8% | 0.00% | – |
| Q1 2018 | $335,000 | +112.0% | 8,598 | -1.0% | 0.00% | – |
| Q4 2017 | $158,000 | -40.2% | 8,687 | -45.5% | 0.00% | – |
| Q3 2017 | $264,000 | -78.3% | 15,932 | -81.6% | 0.00% | -100.0% |
| Q2 2017 | $1,215,000 | +542.9% | 86,800 | +846.6% | 0.00% | – |
| Q1 2017 | $189,000 | +56.2% | 9,170 | +5.8% | 0.00% | – |
| Q4 2016 | $121,000 | +1412.5% | 8,670 | +2181.6% | 0.00% | – |
| Q3 2016 | $8,000 | -92.6% | 380 | -92.1% | 0.00% | – |
| Q2 2016 | $108,000 | +2600.0% | 4,803 | +2266.0% | 0.00% | – |
| Q1 2016 | $4,000 | -77.8% | 203 | -70.5% | 0.00% | – |
| Q4 2015 | $18,000 | +200.0% | 688 | +247.5% | 0.00% | – |
| Q3 2015 | $6,000 | -57.1% | 198 | -28.8% | 0.00% | – |
| Q2 2015 | $14,000 | +75.0% | 278 | +33.0% | 0.00% | – |
| Q1 2015 | $8,000 | -33.3% | 209 | -55.2% | 0.00% | – |
| Q4 2014 | $12,000 | – | 467 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| KPCB XV Associates, LLC | 1,876,650 | $29,576,000 | 23.33% |
| Antipodean Advisors LLC | 1,000,000 | $15,760,000 | 6.47% |
| M28 Capital Management LP | 456,865 | $7,200,000 | 5.62% |
| Redmile Group, LLC | 6,437,777 | $101,459,000 | 2.31% |
| One Fin Capital Management LP | 303,000 | $4,775,000 | 1.99% |
| MAVERICK CAPITAL LTD | 7,855,824 | $123,808,000 | 1.40% |
| Baupost Group | 8,477,488 | $133,605,000 | 1.32% |
| BRIDGER MANAGEMENT, LLC | 616,488 | $9,716,000 | 1.26% |
| 683 Capital Management, LLC | 1,781,234 | $28,073,000 | 1.03% |
| Trellus Management Company, LLC | 95,000 | $1,497,000 | 1.00% |