TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 269 filers reported holding TESARO INC in Q4 2017. The put-call ratio across all filers is 0.82 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $246,000 | -20.9% | 3,315 | -58.4% | 0.00% | – |
| Q3 2018 | $311,000 | -26.7% | 7,977 | -16.2% | 0.00% | – |
| Q2 2018 | $424,000 | -12.2% | 9,515 | +12.6% | 0.00% | – |
| Q1 2018 | $483,000 | -35.9% | 8,452 | -7.2% | 0.00% | -100.0% |
| Q4 2017 | $754,000 | -18.4% | 9,103 | +27.2% | 0.00% | 0.0% |
| Q3 2017 | $924,000 | +12.7% | 7,155 | +22.0% | 0.00% | 0.0% |
| Q2 2017 | $820,000 | +133.6% | 5,863 | +156.5% | 0.00% | – |
| Q1 2017 | $351,000 | +756.1% | 2,286 | +649.5% | 0.00% | – |
| Q4 2016 | $41,000 | +70.8% | 305 | +26.6% | 0.00% | – |
| Q3 2016 | $24,000 | +380.0% | 241 | +330.4% | 0.00% | – |
| Q2 2016 | $5,000 | -54.5% | 56 | -77.0% | 0.00% | – |
| Q1 2016 | $11,000 | -99.1% | 243 | -99.0% | 0.00% | -100.0% |
| Q4 2015 | $1,275,000 | +12650.0% | 24,362 | +9925.5% | 0.00% | – |
| Q3 2015 | $10,000 | -9.1% | 243 | -32.5% | 0.00% | – |
| Q2 2014 | $11,000 | – | 360 | – | 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% |