ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 120 filers reported holding ATARA BIOTHERAPEUTICS INC in Q3 2018. The put-call ratio across all filers is 1.75 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $384,000 | +14.6% | 9,665 | 0.0% | 0.14% | +54.4% |
| Q4 2018 | $335,000 | -18.7% | 9,665 | -3.2% | 0.09% | -47.1% |
| Q3 2018 | $412,000 | +12.0% | 9,984 | -0.4% | 0.17% | -8.1% |
| Q2 2018 | $368,000 | -2.6% | 10,028 | +3.4% | 0.18% | -15.1% |
| Q1 2018 | $378,000 | +9.9% | 9,694 | -49.0% | 0.22% | +11.2% |
| Q4 2017 | $344,000 | -0.3% | 19,010 | -9.0% | 0.20% | +8.3% |
| Q3 2017 | $345,000 | +8.8% | 20,895 | -8.0% | 0.18% | +7.1% |
| Q2 2017 | $317,000 | -38.1% | 22,700 | -8.9% | 0.17% | -37.9% |
| Q1 2017 | $512,000 | – | 24,924 | – | 0.27% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARBOR CAPITAL ADVISORS, INC. | 208,827 | $107,086 | 0.02% |