ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 128 filers reported holding ATARA BIOTHERAPEUTICS INC in Q2 2018. The put-call ratio across all filers is 0.72 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $186,000 | +12.7% | 4,500 | 0.0% | 0.01% | +16.7% |
| Q2 2018 | $165,000 | -5.7% | 4,500 | 0.0% | 0.01% | 0.0% |
| Q1 2018 | $175,000 | +8.0% | 4,500 | -50.0% | 0.01% | +100.0% |
| Q4 2017 | $162,000 | +118.9% | 9,000 | +100.0% | 0.00% | 0.0% |
| Q3 2017 | $74,000 | +17.5% | 4,500 | 0.0% | 0.00% | +50.0% |
| Q2 2017 | $63,000 | -31.5% | 4,500 | 0.0% | 0.00% | -33.3% |
| Q1 2017 | $92,000 | +162.9% | 4,500 | +80.0% | 0.00% | +200.0% |
| Q4 2016 | $35,000 | -34.0% | 2,500 | 0.0% | 0.00% | -50.0% |
| Q3 2016 | $53,000 | -5.4% | 2,500 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $56,000 | +194.7% | 2,500 | +150.0% | 0.00% | +100.0% |
| Q1 2016 | $19,000 | -26.9% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $26,000 | – | 1,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Antipodean Advisors LLC | 1,000,000 | $1,610,000 | 11.42% |
| Redmile Group, LLC | 6,048,123 | $9,737,478 | 0.37% |
| Baupost Group | 9,773,616 | $15,736 | 0.28% |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | 170,000 | $273,700 | 0.27% |
| MAVERICK CAPITAL LTD | 6,290,713 | $10,128,048 | 0.22% |
| 683 Capital Management, LLC | 1,000,000 | $1,610,000 | 0.12% |
| WASATCH ADVISORS LP | 8,283,981 | $13,337,209 | 0.08% |
| PACIFIC HEIGHTS ASSET MANAGEMENT LLC | 525,000 | $845,250 | 0.08% |
| STALEY CAPITAL ADVISERS INC | 750,000 | $1,207,500 | 0.06% |
| XTX Topco Ltd | 136,841 | $220,314 | 0.04% |