TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 3 filers reported holding TESARO INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.6%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $314,000 | -19.7% | 4,234 | -57.8% | 0.42% | +15.8% |
| Q3 2018 | $391,000 | -12.3% | 10,024 | 0.0% | 0.37% | -10.5% |
| Q2 2018 | $446,000 | -25.0% | 10,024 | -3.7% | 0.41% | -34.5% |
| Q1 2018 | $595,000 | -8.0% | 10,408 | +33.3% | 0.62% | -5.6% |
| Q4 2017 | $647,000 | -4.4% | 7,806 | +48.8% | 0.66% | -20.3% |
| Q3 2017 | $677,000 | – | 5,246 | – | 0.83% | – |
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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% |