ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 85 filers reported holding ATARA BIOTHERAPEUTICS INC in Q4 2015. The put-call ratio across all filers is 2.24 and the average weighting 0.2%.
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% |