TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 142 filers reported holding TESARO INC in Q4 2015. The put-call ratio across all filers is 1.82 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $587,000 | -2.0% | 7,095 | -47.9% | 0.03% | -3.7% |
| Q1 2016 | $599,000 | -34.6% | 13,611 | -22.3% | 0.03% | -37.2% |
| Q4 2015 | $916,000 | -49.4% | 17,511 | -43.1% | 0.04% | -28.3% |
| Q2 2015 | $1,810,000 | +150.7% | 30,798 | +144.7% | 0.06% | +140.0% |
| Q1 2015 | $722,000 | +13.7% | 12,587 | -38.4% | 0.02% | -24.2% |
| Q2 2014 | $635,000 | -39.8% | 20,439 | -42.9% | 0.03% | -41.1% |
| Q1 2014 | $1,055,000 | +143.1% | 35,820 | +132.7% | 0.06% | +143.5% |
| Q4 2013 | $434,000 | -53.4% | 15,394 | -36.1% | 0.02% | -54.9% |
| Q3 2013 | $932,000 | -38.6% | 24,074 | -48.1% | 0.05% | +2.0% |
| Q2 2013 | $1,517,000 | – | 46,358 | – | 0.05% | – |
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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% |