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 | $2,528,000 | +2137.2% | 43,051 | +60.0% | 0.16% | +2550.0% |
| Q2 2018 | $113,000 | +1514.3% | 26,900 | +80.5% | 0.01% | – |
| Q4 2017 | $7,000 | -98.1% | 14,900 | +0.7% | 0.00% | -100.0% |
| Q3 2017 | $365,000 | -36.7% | 14,800 | -37.8% | 0.02% | -45.2% |
| Q2 2017 | $577,000 | -43.9% | 23,800 | -58.8% | 0.03% | -50.8% |
| Q1 2017 | $1,028,000 | +58.2% | 57,700 | +205.3% | 0.06% | +90.9% |
| Q4 2016 | $650,000 | -57.9% | 18,900 | -92.9% | 0.03% | -38.9% |
| Q3 2016 | $1,545,000 | -54.2% | 264,600 | -27.7% | 0.05% | -72.7% |
| Q2 2016 | $3,375,000 | +48114.3% | 366,010 | +3320.7% | 0.20% | – |
| Q3 2015 | $7,000 | -56.2% | 10,700 | +7.0% | 0.00% | -100.0% |
| Q3 2014 | $16,000 | – | 10,000 | – | 0.00% | – |
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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% |