ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 120 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2018. The put-call ratio across all filers is 0.13 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $66,000 | -61.2% | 3,264 | -23.9% | 0.00% | -66.7% |
| Q1 2019 | $170,000 | -43.1% | 4,288 | -50.1% | 0.01% | -45.5% |
| Q4 2018 | $299,000 | -43.0% | 8,592 | -32.3% | 0.01% | -31.2% |
| Q3 2018 | $525,000 | +20.7% | 12,688 | +7.3% | 0.02% | +14.3% |
| Q2 2018 | $435,000 | -3.1% | 11,824 | +2.6% | 0.01% | -6.7% |
| Q1 2018 | $449,000 | +1303.1% | 11,520 | +542.9% | 0.02% | +1400.0% |
| Q4 2017 | $32,000 | -36.0% | 1,792 | -40.1% | 0.00% | -50.0% |
| Q3 2017 | $50,000 | +6.4% | 2,992 | -11.4% | 0.00% | 0.0% |
| Q2 2017 | $47,000 | -48.9% | 3,376 | -24.6% | 0.00% | -50.0% |
| Q1 2017 | $92,000 | +43.8% | 4,480 | 0.0% | 0.00% | +33.3% |
| Q4 2016 | $64,000 | – | 4,480 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Antipodean Advisors LLC | 1,000,000 | $3,280,000 | 10.95% |
| M28 Capital Management LP | 439,300 | $1,440,904 | 1.37% |
| Redmile Group, LLC | 6,242,756 | $20,476,240 | 0.84% |
| MAVERICK CAPITAL LTD | 6,291,013 | $20,634,523 | 0.49% |
| Baupost Group | 8,123,616 | $26,645 | 0.44% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 52,000 | $171 | 0.25% |
| WASATCH ADVISORS LP | 8,391,014 | $27,522,525 | 0.18% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $1,722,000 | 0.17% |
| STALEY CAPITAL ADVISERS INC | 450,000 | $1,476 | 0.09% |
| Virtus ETF Advisers LLC | 36,100 | $118,408 | 0.06% |