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 | $4,919,000 | -93.8% | 66,245 | -96.7% | 0.01% | -85.4% |
| Q3 2018 | $79,302,000 | +169.3% | 2,032,840 | +207.0% | 0.05% | +29.7% |
| Q2 2018 | $29,450,000 | +45.2% | 662,243 | +86.5% | 0.04% | +42.3% |
| Q1 2018 | $20,285,000 | +360.2% | 355,008 | +567.4% | 0.03% | +333.3% |
| Q4 2017 | $4,408,000 | -79.6% | 53,194 | -68.2% | 0.01% | -79.3% |
| Q3 2017 | $21,591,000 | -7.7% | 167,246 | -0.0% | 0.03% | -12.1% |
| Q2 2017 | $23,396,000 | -3.3% | 167,285 | +6.4% | 0.03% | -5.7% |
| Q1 2017 | $24,192,000 | +42.4% | 157,225 | +24.4% | 0.04% | +29.6% |
| Q4 2016 | $16,992,000 | +271.7% | 126,357 | +177.0% | 0.03% | +237.5% |
| Q3 2016 | $4,572,000 | +26.4% | 45,613 | +6.0% | 0.01% | +33.3% |
| Q2 2016 | $3,616,000 | +115.0% | 43,025 | +12.6% | 0.01% | +100.0% |
| Q1 2016 | $1,682,000 | -75.9% | 38,207 | -71.3% | 0.00% | -76.9% |
| Q4 2015 | $6,969,000 | +31.6% | 133,197 | +0.9% | 0.01% | +18.2% |
| Q3 2015 | $5,296,000 | -32.1% | 132,072 | -0.4% | 0.01% | -21.4% |
| Q2 2015 | $7,799,000 | +6.0% | 132,658 | +3.5% | 0.01% | 0.0% |
| Q1 2015 | $7,359,000 | +57.2% | 128,206 | +1.9% | 0.01% | +55.6% |
| Q4 2014 | $4,681,000 | +38.0% | 125,858 | -0.1% | 0.01% | +28.6% |
| Q3 2014 | $3,391,000 | +1.0% | 125,968 | +16.7% | 0.01% | 0.0% |
| Q2 2014 | $3,359,000 | +443.5% | 107,968 | +414.8% | 0.01% | +600.0% |
| Q1 2014 | $618,000 | +20.5% | 20,972 | +15.3% | 0.00% | 0.0% |
| Q4 2013 | $513,000 | -27.1% | 18,182 | 0.0% | 0.00% | -50.0% |
| Q3 2013 | $704,000 | +22.4% | 18,182 | +3.5% | 0.00% | 0.0% |
| Q2 2013 | $575,000 | – | 17,569 | – | 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% |