TESARO INC's ticker is TSRO and the CUSIP is 881569107. A total of 196 filers reported holding TESARO INC in Q3 2018. The put-call ratio across all filers is 0.51 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $38,684,000 | +90.3% | 521,000 | 0.0% | 0.01% | +100.0% |
| Q3 2018 | $20,324,000 | -12.3% | 521,000 | 0.0% | 0.01% | 0.0% |
| Q2 2018 | $23,169,000 | +28.3% | 521,000 | +64.9% | 0.01% | +25.0% |
| Q1 2018 | $18,056,000 | -8.1% | 316,000 | +33.3% | 0.00% | 0.0% |
| Q4 2017 | $19,640,000 | – | 237,000 | – | 0.00% | – |
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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% |