TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 138 filers reported holding TESARO INC in Q1 2015. The put-call ratio across all filers is 2.40 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $155,000 | +1622.2% | 2,100 | +2900.0% | 0.02% | +1400.0% |
| Q2 2017 | $9,000 | -98.4% | 70 | -98.1% | 0.00% | -98.3% |
| Q1 2017 | $555,000 | +382.6% | 3,610 | +16.1% | 0.06% | +56.8% |
| Q4 2014 | $115,000 | -26.8% | 3,110 | -47.0% | 0.04% | +68.2% |
| Q3 2014 | $157,000 | +180.4% | 5,864 | +208.6% | 0.02% | +69.2% |
| Q1 2014 | $56,000 | – | 1,900 | – | 0.01% | – |
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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% |