ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 151 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.30 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $53,640 | -32.7% | 36,243 | -26.8% | 0.00% | – |
| Q2 2023 | $79,749 | -77.8% | 49,533 | -59.9% | 0.00% | – |
| Q1 2023 | $358,542 | +757.3% | 123,635 | +869.7% | 0.00% | – |
| Q4 2022 | $41,820 | -40.3% | 12,750 | -31.2% | 0.00% | – |
| Q3 2022 | $70,000 | -71.5% | 18,541 | -41.1% | 0.00% | – |
| Q2 2022 | $246,000 | +16.6% | 31,496 | +38.7% | 0.00% | – |
| Q1 2022 | $211,000 | -74.8% | 22,710 | -57.3% | 0.00% | – |
| Q4 2021 | $837,000 | -17.3% | 53,166 | -6.0% | 0.00% | – |
| Q3 2021 | $1,012,000 | -58.5% | 56,533 | -64.0% | 0.00% | -100.0% |
| Q2 2021 | $2,441,000 | -4.4% | 156,944 | -11.7% | 0.00% | 0.0% |
| Q1 2021 | $2,553,000 | -34.4% | 177,808 | -10.3% | 0.00% | 0.0% |
| Q4 2020 | $3,892,000 | +69.3% | 198,242 | +11.8% | 0.00% | 0.0% |
| Q3 2020 | $2,299,000 | -11.4% | 177,392 | -0.4% | 0.00% | 0.0% |
| Q2 2020 | $2,595,000 | +461.7% | 178,149 | +228.0% | 0.00% | – |
| Q1 2020 | $462,000 | -72.7% | 54,312 | -47.1% | 0.00% | – |
| Q4 2019 | $1,692,000 | +10.3% | 102,704 | -5.5% | 0.00% | – |
| Q3 2019 | $1,534,000 | -25.2% | 108,700 | +6.5% | 0.00% | -100.0% |
| Q2 2019 | $2,052,000 | -46.0% | 102,029 | +6.8% | 0.00% | 0.0% |
| Q1 2019 | $3,797,000 | +17.8% | 95,520 | +2.9% | 0.00% | 0.0% |
| Q4 2018 | $3,224,000 | -13.7% | 92,809 | +2.8% | 0.00% | 0.0% |
| Q3 2018 | $3,734,000 | -73.7% | 90,276 | -76.7% | 0.00% | -75.0% |
| Q2 2018 | $14,213,000 | +570.7% | 387,472 | +601.7% | 0.00% | +300.0% |
| Q1 2018 | $2,119,000 | +156.8% | 55,222 | +21.1% | 0.00% | – |
| Q4 2017 | $825,000 | -9.5% | 45,606 | -17.3% | 0.00% | – |
| Q3 2017 | $912,000 | +14.6% | 55,151 | -3.0% | 0.00% | – |
| Q2 2017 | $796,000 | -33.5% | 56,864 | -2.4% | 0.00% | – |
| Q1 2017 | $1,197,000 | +57.7% | 58,252 | +9.0% | 0.00% | – |
| Q4 2016 | $759,000 | -0.7% | 53,461 | +49.7% | 0.00% | – |
| Q3 2016 | $764,000 | -8.0% | 35,707 | -3.1% | 0.00% | – |
| Q2 2016 | $830,000 | +36.1% | 36,842 | +15.0% | 0.00% | – |
| Q1 2016 | $610,000 | -26.7% | 32,034 | +1.7% | 0.00% | – |
| Q4 2015 | $832,000 | +22.0% | 31,501 | +45.1% | 0.00% | – |
| Q3 2015 | $682,000 | +334.4% | 21,717 | +631.2% | 0.00% | – |
| Q2 2015 | $157,000 | +86.9% | 2,970 | +46.3% | 0.00% | – |
| Q1 2015 | $84,000 | +425.0% | 2,030 | +238.3% | 0.00% | – |
| Q4 2014 | $16,000 | – | 600 | – | 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% |