TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 226 filers reported holding TESARO INC in Q4 2018. The put-call ratio across all filers is 0.46 and the average weighting 0.9%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $28,000 | +133.3% | 371 | +23.3% | 0.00% | – |
| Q3 2018 | $12,000 | -7.7% | 301 | 0.0% | 0.00% | – |
| Q2 2018 | $13,000 | -83.8% | 301 | -78.5% | 0.00% | -100.0% |
| Q1 2018 | $80,000 | -93.2% | 1,401 | -90.1% | 0.00% | -87.5% |
| Q4 2017 | $1,173,000 | -59.1% | 14,151 | -36.3% | 0.01% | -60.0% |
| Q3 2017 | $2,867,000 | +7.2% | 22,209 | +16.1% | 0.02% | +17.6% |
| Q2 2017 | $2,675,000 | -5.3% | 19,125 | +4.2% | 0.02% | -5.6% |
| Q1 2017 | $2,825,000 | – | 18,361 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 2,021,738 | $115,522,000 | 48.67% |
| NEA Management Company, LLC | 10,420,555 | $595,431,000 | 26.49% |
| ORACLE INVESTMENT MANAGEMENT INC | 844,718 | $48,267,000 | 11.70% |
| Camber Capital Management LP | 1,725,000 | $98,567,000 | 4.84% |
| BB BIOTECH AG | 1,629,743 | $93,124,000 | 2.57% |
| Iguana Healthcare Management, LLC | 45,000 | $2,571,000 | 1.69% |
| Cormorant Asset Management, LP | 350,000 | $19,999,000 | 1.49% |
| SECTORAL ASSET MANAGEMENT INC | 225,260 | $12,871,000 | 1.41% |
| Rock Springs Capital Management LP | 573,000 | $32,741,000 | 1.40% |
| Eversept Partners, LP | 51,523 | $2,944,024 | 1.37% |