THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 2 filers reported holding THORATEC CORP in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $6,959,000 | +52.9% | 110,000 | +7.7% | 0.01% | +75.0% |
| Q2 2015 | $4,551,000 | -2.3% | 102,100 | -8.2% | 0.01% | 0.0% |
| Q1 2015 | $4,658,000 | +39.7% | 111,200 | +8.3% | 0.01% | +33.3% |
| Q4 2014 | $3,334,000 | +29.0% | 102,700 | +6.2% | 0.01% | +50.0% |
| Q3 2014 | $2,585,000 | +104.8% | 96,700 | +167.1% | 0.00% | +100.0% |
| Q2 2014 | $1,262,000 | -26.3% | 36,200 | -24.3% | 0.00% | -33.3% |
| Q1 2014 | $1,712,000 | +1.9% | 47,800 | +4.1% | 0.00% | 0.0% |
| Q4 2013 | $1,680,000 | – | 45,900 | – | 0.00% | – |
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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% |