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
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $276,000 | -1.1% | 6,203 | +27.1% | 0.00% | -100.0% |
| Q1 2018 | $279,000 | -3.5% | 4,881 | +39.9% | 0.00% | 0.0% |
| Q4 2017 | $289,000 | -42.9% | 3,489 | -10.9% | 0.00% | 0.0% |
| Q3 2017 | $506,000 | -61.2% | 3,917 | -58.0% | 0.00% | -66.7% |
| Q2 2017 | $1,305,000 | +68.8% | 9,333 | +85.7% | 0.00% | +50.0% |
| Q1 2017 | $773,000 | -33.6% | 5,025 | -41.9% | 0.00% | -33.3% |
| Q4 2016 | $1,164,000 | +51.0% | 8,656 | +12.5% | 0.00% | +50.0% |
| Q3 2016 | $771,000 | -17.1% | 7,692 | -30.5% | 0.00% | -33.3% |
| Q2 2016 | $930,000 | +100.0% | 11,062 | +4.7% | 0.00% | +50.0% |
| Q1 2016 | $465,000 | -18.7% | 10,562 | -3.4% | 0.00% | 0.0% |
| Q4 2015 | $572,000 | – | 10,937 | – | 0.00% | – |
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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% |