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 | $88,000 | +6.0% | 60,050 | +16.2% | 0.00% | – |
| Q2 2023 | $83,000 | -37.1% | 51,697 | +13.3% | 0.00% | – |
| Q1 2023 | $132,000 | +57.1% | 45,643 | +78.3% | 0.00% | – |
| Q4 2022 | $84,000 | +15.1% | 25,593 | +32.6% | 0.00% | – |
| Q3 2022 | $73,000 | -52.0% | 19,308 | -1.6% | 0.00% | – |
| Q2 2022 | $152,000 | -36.9% | 19,622 | -24.4% | 0.00% | – |
| Q1 2022 | $241,000 | -36.1% | 25,962 | +8.4% | 0.00% | – |
| Q4 2021 | $377,000 | +55.8% | 23,945 | +77.1% | 0.00% | – |
| Q3 2021 | $242,000 | +14.2% | 13,518 | -0.8% | 0.00% | – |
| Q2 2021 | $212,000 | -27.4% | 13,621 | -32.9% | 0.00% | – |
| Q1 2021 | $292,000 | -5.2% | 20,303 | +29.5% | 0.00% | – |
| Q4 2020 | $308,000 | +53.2% | 15,680 | +1.1% | 0.00% | – |
| Q3 2020 | $201,000 | -17.3% | 15,507 | -7.3% | 0.00% | – |
| Q2 2020 | $243,000 | +5975.0% | 16,723 | +3567.3% | 0.00% | – |
| Q1 2020 | $4,000 | -93.0% | 456 | -86.7% | 0.00% | – |
| Q4 2019 | $57,000 | -36.7% | 3,440 | -46.0% | 0.00% | – |
| Q3 2019 | $90,000 | -23.7% | 6,365 | +8.2% | 0.00% | – |
| Q2 2019 | $118,000 | -48.9% | 5,884 | +1.2% | 0.00% | – |
| Q1 2019 | $231,000 | +17.3% | 5,817 | +2.5% | 0.00% | – |
| Q4 2018 | $197,000 | -31.6% | 5,674 | -18.5% | 0.00% | – |
| Q3 2018 | $288,000 | +29.7% | 6,961 | +15.3% | 0.00% | – |
| Q2 2018 | $222,000 | +1750.0% | 6,037 | +1967.5% | 0.00% | – |
| Q1 2018 | $12,000 | +500.0% | 292 | +119.5% | 0.00% | – |
| Q4 2017 | $2,000 | -94.6% | 133 | -94.1% | 0.00% | – |
| Q3 2017 | $37,000 | +640.0% | 2,264 | +437.8% | 0.00% | – |
| Q2 2017 | $5,000 | -77.3% | 421 | -62.6% | 0.00% | – |
| Q1 2017 | $22,000 | +29.4% | 1,126 | -8.2% | 0.00% | – |
| Q4 2016 | $17,000 | +13.3% | 1,227 | +71.4% | 0.00% | – |
| Q3 2016 | $15,000 | -16.7% | 716 | -7.4% | 0.00% | – |
| Q2 2016 | $18,000 | +28.6% | 773 | 0.0% | 0.00% | – |
| Q1 2016 | $14,000 | +600.0% | 773 | +758.9% | 0.00% | – |
| Q4 2015 | $2,000 | -92.0% | 90 | -89.0% | 0.00% | – |
| Q3 2015 | $25,000 | -60.3% | 815 | -31.2% | 0.00% | – |
| Q2 2015 | $63,000 | – | 1,185 | +16828.6% | 0.00% | – |
| Q4 2014 | $0 | – | 7 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| KPCB XV Associates, LLC | 1,876,650 | $29,182,000 | 13.03% |
| Copernicus Capital Management, LLC | 50,000 | $778,000 | 12.27% |
| Antipodean Advisors LLC | 1,000,000 | $15,550,000 | 4.28% |
| BRIDGER MANAGEMENT, LLC | 1,325,188 | $20,607,000 | 1.92% |
| Redmile Group, LLC | 6,449,577 | $100,291,000 | 1.48% |
| MAVERICK CAPITAL LTD | 7,704,676 | $119,808,000 | 1.12% |
| Baupost Group | 8,477,488 | $131,825,000 | 1.07% |
| ACT CAPITAL MANAGEMENT, LLC | 116,900 | $1,818,000 | 0.93% |
| Trellus Management Company, LLC | 73,056 | $1,136,000 | 0.78% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $8,164,000 | 0.75% |