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 | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $346,000 | -38.2% | 7,779 | -20.7% | 0.00% | -50.0% |
| Q1 2018 | $560,000 | -35.6% | 9,805 | -6.6% | 0.00% | -33.3% |
| Q4 2017 | $870,000 | +92.1% | 10,497 | +256.4% | 0.01% | +100.0% |
| Q1 2017 | $453,000 | +16.8% | 2,945 | +2.1% | 0.00% | 0.0% |
| Q4 2016 | $388,000 | +0.3% | 2,885 | -25.2% | 0.00% | 0.0% |
| Q3 2016 | $387,000 | +16.6% | 3,856 | -2.5% | 0.00% | +50.0% |
| Q2 2016 | $332,000 | +135.5% | 3,954 | +23.9% | 0.00% | +100.0% |
| Q1 2016 | $141,000 | +11.9% | 3,192 | +32.1% | 0.00% | 0.0% |
| Q4 2015 | $126,000 | -0.8% | 2,416 | -23.9% | 0.00% | 0.0% |
| Q3 2015 | $127,000 | -96.5% | 3,175 | -94.8% | 0.00% | -96.3% |
| Q2 2015 | $3,611,000 | +10217.1% | 61,424 | +10103.3% | 0.03% | – |
| Q1 2015 | $35,000 | +59.1% | 602 | +0.3% | 0.00% | – |
| Q4 2014 | $22,000 | +15.8% | 600 | -16.1% | 0.00% | – |
| Q3 2014 | $19,000 | -17.4% | 715 | -1.9% | 0.00% | – |
| Q2 2014 | $23,000 | +9.5% | 729 | 0.0% | 0.00% | – |
| Q1 2014 | $21,000 | +40.0% | 729 | +33.3% | 0.00% | – |
| Q4 2013 | $15,000 | -78.6% | 547 | -69.8% | 0.00% | -100.0% |
| Q3 2013 | $70,000 | -97.9% | 1,810 | -98.2% | 0.00% | -96.7% |
| Q2 2013 | $3,287,000 | – | 100,394 | – | 0.03% | – |
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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% |