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 | $88,564,000 | +1338.2% | 1,400,000 | +852.3% | 2.79% | +1678.3% |
| Q1 2015 | $6,158,000 | -19.0% | 147,009 | -36.3% | 0.16% | -6.0% |
| Q4 2014 | $7,601,000 | +108.6% | 230,816 | +126.8% | 0.17% | +57.5% |
| Q1 2014 | $3,644,000 | -54.7% | 101,759 | -53.7% | 0.11% | -47.5% |
| Q4 2013 | $8,042,000 | +254.7% | 219,720 | +261.4% | 0.20% | +296.1% |
| Q3 2013 | $2,267,000 | – | 60,795 | – | 0.05% | – |
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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% |