ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 139 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2021. The put-call ratio across all filers is 0.19 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $72 | -10.0% | 24,844 | +1.7% | 0.00% | -100.0% |
| Q4 2022 | $80 | -99.9% | 24,422 | -5.5% | 0.00% | 0.0% |
| Q3 2022 | $98,000 | +4.3% | 25,843 | +113.7% | 0.00% | 0.0% |
| Q2 2022 | $94,000 | -34.7% | 12,095 | -21.7% | 0.00% | 0.0% |
| Q1 2022 | $144,000 | -33.3% | 15,447 | +12.6% | 0.00% | 0.0% |
| Q4 2021 | $216,000 | +5.4% | 13,719 | +19.8% | 0.00% | 0.0% |
| Q3 2021 | $205,000 | -8.9% | 11,451 | +87.4% | 0.00% | 0.0% |
| Q2 2018 | $225,000 | -13.5% | 6,110 | -8.4% | 0.00% | -50.0% |
| Q1 2018 | $260,000 | +381.5% | 6,668 | +178.9% | 0.00% | – |
| Q2 2016 | $54,000 | +35.0% | 2,391 | +14.3% | 0.00% | – |
| Q1 2016 | $40,000 | -4.8% | 2,092 | +32.1% | 0.00% | – |
| Q4 2015 | $42,000 | -35.4% | 1,584 | -22.9% | 0.00% | -100.0% |
| Q3 2015 | $65,000 | +160.0% | 2,055 | +337.2% | 0.00% | – |
| Q2 2015 | $25,000 | – | 470 | – | 0.00% | – |
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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% |