THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 221 filers reported holding THORATEC CORP in Q2 2015. The put-call ratio across all filers is 0.65 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $13,454,000 | +1827.5% | 212,670 | +1258.0% | 0.32% | +2361.5% |
| Q2 2015 | $698,000 | +17.9% | 15,660 | +10.9% | 0.01% | +18.2% |
| Q1 2015 | $592,000 | +54.6% | 14,122 | +19.7% | 0.01% | +83.3% |
| Q4 2014 | $383,000 | +83.3% | 11,798 | +51.0% | 0.01% | +100.0% |
| Q3 2014 | $209,000 | -24.3% | 7,813 | -1.2% | 0.00% | -25.0% |
| Q2 2014 | $276,000 | -2.8% | 7,909 | -0.2% | 0.00% | 0.0% |
| Q1 2014 | $284,000 | -3.1% | 7,928 | -0.8% | 0.00% | -20.0% |
| Q4 2013 | $293,000 | -3.9% | 7,995 | -2.1% | 0.01% | 0.0% |
| Q3 2013 | $305,000 | +19.6% | 8,166 | +0.1% | 0.01% | +25.0% |
| Q2 2013 | $255,000 | – | 8,158 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| ORACLE INVESTMENT MANAGEMENT INC | 1,232,600 | $40,010,000 | 5.25% |
| SECTOR GAMMA AS | 392,500 | $12,741,000 | 2.83% |
| IAT REINSURANCE CO LTD. | 605,318 | $19,649,000 | 2.73% |
| DECADE CAPITAL MANAGEMENT LLC | 455,900 | $14,799,000 | 2.54% |
| Park West Asset Management LLC | 399,472 | $12,967,000 | 2.06% |
| Rock Springs Capital Management LP | 533,500 | $17,317,000 | 2.03% |
| Antipodean Advisors LLC | 658,000 | $21,359,000 | 1.91% |
| CATAPULT CAPITAL MANAGEMENT LLC | 200,000 | $6,492,000 | 1.65% |
| Broadfin Capital, LLC | 1,000,000 | $32,460,000 | 1.41% |
| Cohen Capital Management, Inc. | 149,865 | $4,865,000 | 1.26% |