THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 204 filers reported holding THORATEC CORP in Q3 2013. The put-call ratio across all filers is 0.55 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $2,534,000 | -90.0% | 40,064 | -92.9% | 0.00% | -87.5% |
| Q2 2015 | $25,286,000 | +26.5% | 567,349 | +18.9% | 0.02% | +26.3% |
| Q1 2015 | $19,984,000 | +78.6% | 477,061 | +38.4% | 0.02% | +72.7% |
| Q4 2014 | $11,189,000 | +63.0% | 344,711 | +34.2% | 0.01% | +57.1% |
| Q3 2014 | $6,865,000 | +38.9% | 256,832 | +81.1% | 0.01% | +40.0% |
| Q2 2014 | $4,944,000 | +4.4% | 141,809 | +7.2% | 0.01% | 0.0% |
| Q1 2014 | $4,736,000 | -11.9% | 132,244 | -10.0% | 0.01% | -16.7% |
| Q4 2013 | $5,375,000 | -5.1% | 146,869 | -3.3% | 0.01% | -14.3% |
| Q3 2013 | $5,666,000 | +22.0% | 151,945 | +2.5% | 0.01% | +16.7% |
| Q2 2013 | $4,643,000 | – | 148,282 | – | 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% |