THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 229 filers reported holding THORATEC CORP in Q1 2014. The put-call ratio across all filers is 0.48 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $30,033,000 | +30.0% | 474,760 | -8.4% | 0.02% | +33.3% |
| Q2 2015 | $23,096,000 | -22.1% | 518,196 | -26.8% | 0.01% | -20.0% |
| Q1 2015 | $29,660,000 | +20.9% | 708,045 | -6.3% | 0.02% | +25.0% |
| Q4 2014 | $24,530,000 | +28.0% | 755,709 | +5.4% | 0.01% | +20.0% |
| Q3 2014 | $19,163,000 | -52.2% | 716,912 | -37.6% | 0.01% | -9.1% |
| Q2 2014 | $40,066,000 | +49.1% | 1,149,368 | +53.1% | 0.01% | -26.7% |
| Q1 2014 | $26,879,000 | -2.2% | 750,584 | 0.0% | 0.02% | -6.2% |
| Q4 2013 | $27,472,000 | -1.8% | 750,584 | 0.0% | 0.02% | 0.0% |
| Q3 2013 | $27,989,000 | +159.3% | 750,584 | +117.7% | 0.02% | +128.6% |
| Q2 2013 | $10,794,000 | +48.2% | 344,731 | +77.6% | 0.01% | +40.0% |
| Q1 2013 | $7,281,000 | -6.3% | 194,151 | -13.5% | 0.01% | 0.0% |
| Q3 2012 | $7,768,000 | +0.9% | 224,500 | 0.0% | 0.01% | -16.7% |
| Q2 2012 | $7,702,000 | – | 224,500 | – | 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% |