ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 85 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2015. The put-call ratio across all filers is 2.24 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $15,783,000 | -24.4% | 1,111,507 | +13.9% | 0.00% | -25.0% |
| Q3 2016 | $20,879,000 | +1.5% | 976,087 | +6.8% | 0.00% | -20.0% |
| Q2 2016 | $20,572,000 | +40.3% | 913,922 | +18.6% | 0.01% | +66.7% |
| Q1 2016 | $14,666,000 | -25.8% | 770,680 | +3.0% | 0.00% | -40.0% |
| Q4 2015 | $19,770,000 | +56.5% | 748,592 | +86.3% | 0.01% | +66.7% |
| Q3 2015 | $12,631,000 | -30.8% | 401,745 | +16.0% | 0.00% | -25.0% |
| Q2 2015 | $18,266,000 | +126.8% | 346,203 | +78.7% | 0.00% | +100.0% |
| Q1 2015 | $8,053,000 | +90.6% | 193,726 | +22.7% | 0.00% | +100.0% |
| Q4 2014 | $4,224,000 | – | 157,919 | – | 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% |