THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 191 filers reported holding THORATEC CORP in Q4 2014. The put-call ratio across all filers is 0.27 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $2,310,000 | +48.4% | 36,510 | +4.5% | 0.06% | +61.8% |
| Q2 2015 | $1,557,000 | +7.8% | 34,941 | +1.3% | 0.03% | +9.7% |
| Q1 2015 | $1,444,000 | +28.1% | 34,479 | -0.7% | 0.03% | +24.0% |
| Q4 2014 | $1,127,000 | +20.3% | 34,710 | -1.0% | 0.02% | +13.6% |
| Q3 2014 | $937,000 | -23.6% | 35,053 | -0.4% | 0.02% | -24.1% |
| Q2 2014 | $1,226,000 | -50.2% | 35,180 | -48.8% | 0.03% | -51.7% |
| Q1 2014 | $2,462,000 | -4.6% | 68,762 | -2.5% | 0.06% | -4.8% |
| Q4 2013 | $2,582,000 | -1.0% | 70,538 | +0.9% | 0.06% | -11.3% |
| Q3 2013 | $2,607,000 | +142.5% | 69,919 | +103.6% | 0.07% | +121.9% |
| Q2 2013 | $1,075,000 | – | 34,340 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,232,600 | $51,634,000 | 6.55% |
| March Altus Capital Management LP | 24,765 | $1,037,000 | 6.52% |
| Palo Alto Investors LP | 2,538,203 | $106,325,000 | 5.26% |
| Antipodean Advisors LLC | 1,152,400 | $48,274,000 | 4.51% |
| IAT REINSURANCE CO LTD. | 605,318 | $25,357,000 | 3.87% |
| Park West Asset Management LLC | 604,293 | $25,314,000 | 3.69% |
| SECTOR GAMMA AS | 249,500 | $10,452,000 | 2.76% |
| Rock Springs Capital Management LP | 515,000 | $21,573,000 | 2.02% |
| DECADE CAPITAL MANAGEMENT LLC | 345,900 | $14,490,000 | 1.79% |
| Cohen Capital Management, Inc. | 149,865 | $6,278,000 | 1.60% |