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 | $1,504,000 | +33.9% | 38,550 | +52.7% | 0.10% | -1.0% |
| Q2 2018 | $1,123,000 | -86.4% | 25,250 | -82.6% | 0.10% | -88.3% |
| Q1 2018 | $8,274,000 | +38.5% | 144,802 | +100.8% | 0.82% | +31.4% |
| Q4 2017 | $5,975,000 | +320.8% | 72,100 | +555.5% | 0.62% | +318.8% |
| Q3 2017 | $1,420,000 | -46.6% | 11,000 | -42.1% | 0.15% | -52.5% |
| Q2 2017 | $2,657,000 | +7.9% | 19,000 | +18.8% | 0.31% | -4.3% |
| Q1 2017 | $2,462,000 | – | 16,000 | – | 0.33% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| NEA Management Company, LLC | 9,854,255 | $306,566,000 | 14.38% |
| Cormorant Asset Management, LP | 300,000 | $9,333,000 | 2.47% |
| ORACLE INVESTMENT MANAGEMENT INC | 633,752 | $19,716,025,000 | 2.39% |
| HealthCor Management, L.P. | 1,475,000 | $45,887,000 | 2.30% |
| Perceptive Advisors | 636,956 | $19,816,000 | 1.94% |
| BB BIOTECH AG | 704,582 | $21,920,000 | 1.04% |
| Rock Springs Capital Management LP | 165,000 | $5,133,000 | 0.92% |
| Iguana Healthcare Management, LLC | 50,000 | $1,556,000 | 0.73% |
| APEX CAPITAL, LLC | 340,400 | $10,590,000 | 0.66% |
| Rhenman & Partners Asset Management AB | 55,000 | $1,711,000 | 0.51% |