THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 212 filers reported holding THORATEC CORP in Q2 2013. The put-call ratio across all filers is 0.84 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $40,000 | +42.9% | 625 | 0.0% | 0.02% | +60.0% |
| Q2 2015 | $28,000 | +7.7% | 625 | 0.0% | 0.01% | +11.1% |
| Q1 2015 | $26,000 | +30.0% | 625 | 0.0% | 0.01% | +28.6% |
| Q4 2014 | $20,000 | +17.6% | 625 | 0.0% | 0.01% | +16.7% |
| Q3 2014 | $17,000 | -41.4% | 625 | -24.2% | 0.01% | -33.3% |
| Q2 2014 | $29,000 | -27.5% | 825 | -26.7% | 0.01% | -35.7% |
| Q1 2014 | $40,000 | -2.4% | 1,125 | 0.0% | 0.01% | -6.7% |
| Q4 2013 | $41,000 | -2.4% | 1,125 | 0.0% | 0.02% | -11.8% |
| Q3 2013 | $42,000 | +44.8% | 1,125 | +21.6% | 0.02% | +54.5% |
| Q2 2013 | $29,000 | – | 925 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,904,949 | $59,643,953,000 | 10.29% |
| KING INVESTMENT ADVISORS INC/TX | 200,620 | $6,281,000 | 2.60% |
| SECTOR GAMMA AS | 200,000 | $6,262,000 | 1.83% |
| Cohen Capital Management, Inc. | 150,165 | $4,702,000 | 1.50% |
| PRIO WEALTH LIMITED PARTNERSHIP | 522,673 | $16,364,000 | 0.98% |
| Marshall Wace North America L.P. | 364,926 | $11,426,000 | 0.90% |
| PALISADE CAPITAL MANAGEMENT, LP | 890,359 | $27,877,000 | 0.80% |
| Waterstone Capital Management, L.P. | 269,500 | $8,438,000 | 0.75% |
| Cortina Asset Management, LLC | 549,936 | $17,218,000 | 0.68% |
| Baldwin Investment Management, LLC | 43,500 | $1,362,000 | 0.67% |