TESARO INC's ticker is and the CUSIP is 881569957. A total of 8 filers reported holding TESARO INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $21,830,000 | +103.9% | 294,000 | +7.1% | 0.19% | +122.4% |
| Q3 2018 | $10,708,000 | +89.9% | 274,500 | +116.5% | 0.08% | +77.1% |
| Q2 2018 | $5,639,000 | +45.3% | 126,800 | +86.7% | 0.05% | +23.1% |
| Q1 2018 | $3,880,000 | -65.2% | 67,900 | -49.6% | 0.04% | -50.0% |
| Q4 2017 | $11,163,000 | +26.2% | 134,700 | +96.6% | 0.08% | -2.5% |
| Q3 2017 | $8,843,000 | -46.3% | 68,500 | -41.9% | 0.08% | -53.2% |
| Q2 2017 | $16,476,000 | +64.2% | 117,800 | +80.7% | 0.17% | +46.2% |
| Q1 2017 | $10,032,000 | +231.5% | 65,200 | +189.8% | 0.12% | +303.4% |
| Q4 2016 | $3,026,000 | -53.6% | 22,500 | -65.4% | 0.03% | -59.2% |
| Q3 2016 | $6,526,000 | -32.2% | 65,100 | -43.1% | 0.07% | -37.7% |
| Q2 2016 | $9,624,000 | +2657.6% | 114,500 | +1216.1% | 0.11% | +2180.0% |
| Q3 2015 | $349,000 | -49.3% | 8,700 | -25.6% | 0.01% | -50.0% |
| Q2 2015 | $688,000 | +398.6% | 11,700 | +387.5% | 0.01% | +400.0% |
| Q1 2015 | $138,000 | -88.5% | 2,400 | -92.6% | 0.00% | -88.9% |
| Q4 2014 | $1,201,000 | -6.1% | 32,300 | -32.0% | 0.02% | -10.0% |
| Q3 2014 | $1,279,000 | -37.6% | 47,500 | -27.9% | 0.02% | -37.5% |
| Q2 2014 | $2,050,000 | +656.5% | 65,900 | +616.3% | 0.03% | +540.0% |
| Q1 2014 | $271,000 | -73.4% | 9,200 | -74.4% | 0.01% | -66.7% |
| Q4 2013 | $1,017,000 | +906.9% | 36,000 | +1284.6% | 0.02% | +650.0% |
| Q3 2013 | $101,000 | – | 2,600 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 294,000 | $21,830,000 | 0.19% |
| BOOTHBAY FUND MANAGEMENT, LLC | 140 | $1,040,000 | 0.15% |
| Hudson Bay Capital Management LP | 35,800 | $2,658,000 | 0.04% |
| SIMPLEX TRADING, LLC | 1,367 | $10,149,000 | 0.03% |
| WATER ISLAND CAPITAL LLC | 262,400 | $92,000 | 0.01% |
| Pentwater Capital Management LP | 2,300 | $171,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| JPMORGAN CHASE & CO | 8,000 | $594,000 | 0.00% |