ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 145 filers reported holding ATARA BIOTHERAPEUTICS INC in Q2 2021. The put-call ratio across all filers is 1.18 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $100,109 | -65.5% | 62,180 | -18.8% | 0.00% | -100.0% |
| Q3 2022 | $290,000 | -73.5% | 76,606 | +0.4% | 0.00% | -80.0% |
| Q1 2021 | $1,096,000 | -91.2% | 76,274 | -87.9% | 0.01% | -92.5% |
| Q4 2020 | $12,420,000 | +248.9% | 632,743 | +130.4% | 0.07% | +191.3% |
| Q3 2020 | $3,560,000 | -68.3% | 274,670 | -64.4% | 0.02% | -70.9% |
| Q2 2020 | $11,248,000 | +1880.3% | 771,966 | +5295.3% | 0.08% | +2533.3% |
| Q1 2019 | $568,000 | – | 14,308 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Antipodean Advisors LLC | 1,000,000 | $1,480,000 | 7.58% |
| Redmile Group, LLC | 6,280,813 | $9,295,603 | 0.44% |
| Arctis Global LLC | 397,046 | $587,628 | 0.32% |
| Baupost Group | 9,773,616 | $14,465 | 0.28% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 230,000 | $413,400 | 0.24% |
| MAVERICK CAPITAL LTD | 6,290,713 | $9,310,255 | 0.21% |
| 683 Capital Management, LLC | 1,200,000 | $1,776,000 | 0.14% |
| STALEY CAPITAL ADVISERS INC | 1,000,000 | $1,480,000 | 0.08% |
| WASATCH ADVISORS LP | 8,399,229 | $12,430,859 | 0.08% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $777,000 | 0.07% |