ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 84 filers reported holding ATARA BIOTHERAPEUTICS INC in Q3 2017. The put-call ratio across all filers is 0.07 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $631,000 | -49.2% | 40,029 | -49.8% | 0.02% | -56.8% |
| Q2 2021 | $1,241,000 | -2.7% | 79,784 | -10.2% | 0.04% | +12.1% |
| Q1 2021 | $1,276,000 | +127500.0% | 88,826 | +88726.0% | 0.03% | – |
| Q3 2020 | $1,000 | -98.9% | 100 | -95.5% | 0.00% | -100.0% |
| Q3 2018 | $92,000 | -58.0% | 2,228 | -83.2% | 0.01% | -75.0% |
| Q3 2017 | $219,000 | – | 13,225 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARBOR CAPITAL ADVISORS, INC. | 208,827 | $107,086 | 0.02% |