ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 151 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2021. The put-call ratio across all filers is 0.30 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $2,728,000 | +120.7% | 721,609 | +354.6% | 0.00% | +100.0% |
| Q2 2022 | $1,236,000 | +210.6% | 158,723 | +270.9% | 0.00% | – |
| Q1 2022 | $398,000 | -76.7% | 42,793 | -50.9% | 0.00% | -100.0% |
| Q4 2020 | $1,710,000 | +207.0% | 87,113 | +102.6% | 0.00% | +100.0% |
| Q3 2020 | $557,000 | – | 43,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARBOR CAPITAL ADVISORS, INC. | 208,827 | $107,086 | 0.02% |