TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 269 filers reported holding TESARO INC in Q4 2017. The put-call ratio across all filers is 0.82 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $4,613,000 | +755.8% | 62,128 | +349.7% | 0.03% | +800.0% |
| Q3 2018 | $539,000 | -23.2% | 13,815 | -12.5% | 0.00% | -25.0% |
| Q2 2018 | $702,000 | -22.4% | 15,797 | -0.3% | 0.00% | -20.0% |
| Q1 2018 | $905,000 | -32.2% | 15,844 | -1.6% | 0.01% | -28.6% |
| Q4 2017 | $1,334,000 | -71.4% | 16,097 | -55.5% | 0.01% | -70.8% |
| Q3 2017 | $4,668,000 | -54.5% | 36,161 | -50.7% | 0.02% | -14.3% |
| Q2 2017 | $10,256,000 | +231.7% | 73,334 | +264.9% | 0.03% | +64.7% |
| Q1 2017 | $3,092,000 | -19.0% | 20,098 | 0.0% | 0.02% | -19.0% |
| Q4 2016 | $3,817,000 | +226.2% | 20,098 | +72.1% | 0.02% | +200.0% |
| Q3 2016 | $1,170,000 | – | 11,675 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| INTERWEST VENTURE MANAGEMENT CO | 2,021,403 | $271,838,000 | 64.82% |
| NEA Management Company, LLC | 10,275,113 | $1,381,797,000 | 54.94% |
| ORACLE INVESTMENT MANAGEMENT INC | 1,248,086 | $167,843,000 | 27.84% |
| BLUE JAY CAPITAL MANAGEMENT, LLC | 89,695 | $12,062,000 | 7.28% |
| Perceptive Advisors | 687,993 | $92,521,000 | 6.58% |
| Avoro Capital Advisors LLC | 231,700 | $31,159,000 | 6.30% |
| INTERNATIONAL BIOTECHNOLOGY TRUST PLC | 94,500 | $12,705,000 | 5.72% |
| Rock Springs Capital Management LP | 613,500 | $82,503,000 | 5.52% |
| SENZAR ASSET MANAGEMENT, LLC | 142,300 | $19,136,000 | 5.08% |
| BB BIOTECH AG | 974,582 | $131,062,000 | 4.85% |