ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 149 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2020. The put-call ratio across all filers is 1.65 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $217,000 | -87.8% | 57,390 | -74.8% | 0.00% | -75.0% |
| Q2 2022 | $1,772,000 | +16.7% | 227,527 | +39.1% | 0.00% | +33.3% |
| Q1 2022 | $1,519,000 | +438.7% | 163,567 | +812.8% | 0.00% | +200.0% |
| Q4 2021 | $282,000 | -77.1% | 17,920 | -73.9% | 0.00% | -66.7% |
| Q3 2021 | $1,230,000 | +25.6% | 68,720 | +37.7% | 0.00% | +50.0% |
| Q4 2020 | $979,000 | +51.3% | 49,898 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $647,000 | – | 49,898 | – | 0.00% | – |
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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% |