TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 93 filers reported holding TESARO INC in Q4 2013. The put-call ratio across all filers is 2.85 and the average weighting 0.3%.
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% |