ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 149 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 1.65 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $438,000 | -60.6% | 24,491 | -65.8% | 0.00% | -60.0% |
| Q2 2021 | $1,112,000 | +2.0% | 71,511 | -5.8% | 0.01% | 0.0% |
| Q1 2021 | $1,090,000 | +9.2% | 75,901 | +49.3% | 0.01% | +25.0% |
| Q4 2020 | $998,000 | +71.2% | 50,823 | +13.0% | 0.00% | +33.3% |
| Q3 2020 | $583,000 | -8.2% | 44,958 | +3.1% | 0.00% | 0.0% |
| Q2 2020 | $635,000 | +554.6% | 43,608 | +281.1% | 0.00% | +200.0% |
| Q1 2020 | $97,000 | – | 11,443 | – | 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% |