ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 125 filers reported holding ATARA BIOTHERAPEUTICS INC in Q1 2023. The put-call ratio across all filers is 0.01 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $56,202 | -69.4% | 34,908 | -37.7% | 0.00% | -100.0% |
| Q4 2022 | $183,670 | -16.5% | 55,997 | +136.6% | 0.00% | -50.0% |
| Q1 2022 | $220,000 | -27.9% | 23,670 | +20.7% | 0.00% | -33.3% |
| Q2 2021 | $305,000 | -74.0% | 19,606 | -76.0% | 0.00% | -84.2% |
| Q1 2021 | $1,175,000 | +32.3% | 81,795 | +80.9% | 0.02% | +46.2% |
| Q4 2020 | $888,000 | – | 45,224 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Redmile Group, LLC | 2,275,765 | $43,308,000 | 4.43% |
| RTW INVESTMENTS, LP | 473,126 | $9,004,000 | 3.27% |
| Baupost Group | 5,359,632 | $101,994,000 | 1.47% |
| 12 West Capital Management LP | 398,700 | $7,587,000 | 1.05% |
| BRIDGER MANAGEMENT, LLC | 739,444 | $14,072,000 | 0.97% |
| Cormorant Asset Management, LP | 150,000 | $2,855,000 | 0.43% |
| ArrowMark Colorado Holdings LLC | 850,040 | $16,176,000 | 0.36% |
| Virtus ETF Advisers LLC | 11,431 | $218,000 | 0.30% |
| Visium Asset Management, LP | 606,221 | $11,536,000 | 0.20% |
| EAGLE ASSET MANAGEMENT INC | 1,025,988 | $19,524,000 | 0.14% |