TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 279 filers reported holding TESARO INC in Q3 2017. The put-call ratio across all filers is 1.16 and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $554,000 | -73.3% | 9,700 | -61.2% | 0.02% | -66.0% |
| Q4 2017 | $2,072,000 | -64.3% | 25,000 | -44.4% | 0.05% | -75.5% |
| Q3 2017 | $5,810,000 | -42.3% | 45,000 | -37.5% | 0.22% | -49.2% |
| Q2 2017 | $10,070,000 | +554.3% | 72,000 | +620.0% | 0.42% | +596.7% |
| Q1 2017 | $1,539,000 | -36.4% | 10,000 | -44.4% | 0.06% | -47.9% |
| Q4 2016 | $2,421,000 | +383.2% | 18,000 | +260.0% | 0.12% | +277.4% |
| Q3 2016 | $501,000 | +19.3% | 5,000 | 0.0% | 0.03% | -6.1% |
| Q2 2016 | $420,000 | +90.9% | 5,000 | 0.0% | 0.03% | +230.0% |
| Q1 2016 | $220,000 | -79.0% | 5,000 | -75.0% | 0.01% | -86.1% |
| Q4 2015 | $1,046,000 | – | 20,000 | – | 0.07% | – |
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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% |