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 | $9,329,000 | +39.7% | 147,465 | -1.6% | 2.79% | +62.3% |
| Q2 2015 | $6,679,000 | +6.4% | 149,865 | 0.0% | 1.72% | +7.6% |
| Q1 2015 | $6,278,000 | +29.0% | 149,865 | 0.0% | 1.60% | +26.8% |
| Q4 2014 | $4,865,000 | +21.6% | 149,865 | +0.1% | 1.26% | +18.1% |
| Q3 2014 | $4,001,000 | -23.3% | 149,665 | 0.0% | 1.07% | -20.7% |
| Q2 2014 | $5,217,000 | -1.9% | 149,665 | +0.8% | 1.35% | -6.0% |
| Q1 2014 | $5,317,000 | -2.2% | 148,465 | 0.0% | 1.43% | -6.5% |
| Q4 2013 | $5,434,000 | -1.8% | 148,465 | 0.0% | 1.53% | -10.3% |
| Q3 2013 | $5,536,000 | +17.7% | 148,465 | -1.1% | 1.71% | +13.7% |
| Q2 2013 | $4,702,000 | – | 150,165 | – | 1.50% | – |
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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% |