ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 41 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $223,000 | +18.0% | 13,467 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $189,000 | -31.8% | 13,467 | 0.0% | 0.00% | 0.0% |
| Q1 2017 | $277,000 | +36.5% | 13,467 | -5.7% | 0.00% | 0.0% |
| Q4 2016 | $203,000 | -37.2% | 14,285 | -5.5% | 0.00% | 0.0% |
| Q3 2016 | $323,000 | -5.0% | 15,110 | 0.0% | 0.00% | 0.0% |
| Q2 2016 | $340,000 | +63.5% | 15,110 | +38.0% | 0.00% | 0.0% |
| Q1 2016 | $208,000 | -28.0% | 10,951 | 0.0% | 0.00% | 0.0% |
| Q4 2015 | $289,000 | -14.5% | 10,951 | +1.9% | 0.00% | -50.0% |
| Q3 2015 | $338,000 | -31.6% | 10,750 | +14.8% | 0.00% | 0.0% |
| Q2 2015 | $494,000 | +162.8% | 9,368 | +106.8% | 0.00% | +100.0% |
| Q1 2015 | $188,000 | +67.9% | 4,531 | +7.9% | 0.00% | – |
| Q4 2014 | $112,000 | – | 4,200 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARBOR CAPITAL ADVISORS, INC. | 208,827 | $107,086 | 0.02% |