TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 251 filers reported holding TESARO INC in Q1 2018. The put-call ratio across all filers is 1.12 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $78,000 | -12.4% | 2,000 | 0.0% | 0.02% | -13.0% |
| Q2 2018 | $89,000 | -21.9% | 2,000 | 0.0% | 0.02% | -25.8% |
| Q1 2018 | $114,000 | -31.3% | 2,000 | 0.0% | 0.03% | -31.1% |
| Q4 2017 | $166,000 | -35.7% | 2,000 | 0.0% | 0.04% | -37.5% |
| Q3 2017 | $258,000 | -7.9% | 2,000 | 0.0% | 0.07% | -12.2% |
| Q2 2017 | $280,000 | -9.1% | 2,000 | 0.0% | 0.08% | -8.9% |
| Q1 2017 | $308,000 | +14.5% | 2,000 | 0.0% | 0.09% | +11.1% |
| Q4 2016 | $269,000 | +17.0% | 2,000 | 0.0% | 0.08% | +11.0% |
| Q3 2016 | $230,000 | +36.9% | 2,000 | 0.0% | 0.07% | +32.7% |
| Q2 2016 | $168,000 | +90.9% | 2,000 | 0.0% | 0.06% | +89.7% |
| Q1 2016 | $88,000 | -16.2% | 2,000 | 0.0% | 0.03% | -21.6% |
| Q4 2015 | $105,000 | +31.2% | 2,000 | 0.0% | 0.04% | +27.6% |
| Q3 2015 | $80,000 | -32.2% | 2,000 | 0.0% | 0.03% | -25.6% |
| Q2 2015 | $118,000 | +2.6% | 2,000 | 0.0% | 0.04% | 0.0% |
| Q1 2015 | $115,000 | +55.4% | 2,000 | 0.0% | 0.04% | +56.0% |
| Q4 2014 | $74,000 | – | 2,000 | – | 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% |