THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 234 filers reported holding THORATEC CORP in Q4 2013. The put-call ratio across all filers is 0.43 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $2,160,000 | +29.2% | 48,474 | -22.5% | 0.01% | +42.9% |
| Q3 2014 | $1,672,000 | -80.5% | 62,552 | -74.6% | 0.01% | -82.1% |
| Q2 2014 | $8,591,000 | -27.2% | 246,445 | -25.2% | 0.04% | -38.1% |
| Q1 2014 | $11,793,000 | -17.2% | 329,321 | -15.4% | 0.06% | -20.3% |
| Q4 2013 | $14,242,000 | +138.3% | 389,147 | +142.8% | 0.08% | +107.9% |
| Q3 2013 | $5,977,000 | -39.3% | 160,283 | -49.0% | 0.04% | -44.9% |
| Q2 2013 | $9,847,000 | – | 314,520 | – | 0.07% | – |
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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% |