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
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 2,021,738 | $167,541,000 | 57.29% |
| NEA Management Company, LLC | 10,275,113 | $851,499,000 | 35.27% |
| ORACLE INVESTMENT MANAGEMENT INC | 891,242 | $73,708,000 | 14.64% |
| Eversept Partners, LP | 85,740 | $7,105,274 | 4.09% |
| Copernicus Capital Management, LLC | 64,000 | $5,304,000 | 3.95% |
| Camber Capital Management LP | 850,000 | $70,440,000 | 3.45% |
| BB BIOTECH AG | 1,046,193 | $86,698,000 | 2.44% |
| Cerebellum GP, LLC | 40,479 | $3,354,000 | 2.38% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 77,300 | $6,406,000 | 2.26% |
| Rock Springs Capital Management LP | 548,500 | $45,454,000 | 2.06% |