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 | $480,000 | +42.0% | 7,589 | 0.0% | 0.02% | +45.5% |
| Q2 2015 | $338,000 | +5.0% | 7,589 | -1.3% | 0.01% | +22.2% |
| Q1 2015 | $322,000 | +28.8% | 7,689 | 0.0% | 0.01% | +12.5% |
| Q4 2014 | $250,000 | +17.9% | 7,689 | -3.1% | 0.01% | +14.3% |
| Q3 2014 | $212,000 | -23.5% | 7,932 | 0.0% | 0.01% | -22.2% |
| Q2 2014 | $277,000 | -4.8% | 7,932 | -2.5% | 0.01% | -18.2% |
| Q1 2014 | $291,000 | -3.3% | 8,132 | -1.2% | 0.01% | 0.0% |
| Q4 2013 | $301,000 | -5.6% | 8,232 | -3.8% | 0.01% | -15.4% |
| Q3 2013 | $319,000 | +19.0% | 8,558 | 0.0% | 0.01% | +18.2% |
| Q2 2013 | $268,000 | -17.5% | 8,558 | -1.2% | 0.01% | -15.4% |
| Q1 2013 | $325,000 | -2.4% | 8,658 | -2.6% | 0.01% | -13.3% |
| Q4 2012 | $333,000 | +8.5% | 8,885 | 0.0% | 0.02% | +7.1% |
| Q3 2012 | $307,000 | +4.8% | 8,885 | +1.7% | 0.01% | 0.0% |
| Q2 2012 | $293,000 | -1.7% | 8,734 | -1.1% | 0.01% | +7.7% |
| Q1 2012 | $298,000 | -2.6% | 8,834 | -3.0% | 0.01% | -18.8% |
| Q4 2011 | $306,000 | +5.2% | 9,111 | +2.1% | 0.02% | -5.9% |
| Q3 2011 | $291,000 | – | 8,921 | – | 0.02% | – |
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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% |