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 | $7,695,000 | -82.3% | 121,648 | -87.5% | 0.70% | -82.7% |
| Q2 2015 | $43,526,000 | +71.9% | 976,575 | +61.6% | 4.04% | +9.6% |
| Q1 2015 | $25,314,000 | +95.2% | 604,293 | +51.3% | 3.69% | +79.5% |
| Q4 2014 | $12,967,000 | +76.7% | 399,472 | +45.5% | 2.06% | +89.5% |
| Q3 2014 | $7,337,000 | -51.1% | 274,472 | -36.2% | 1.08% | -44.6% |
| Q2 2014 | $15,003,000 | +4.7% | 430,372 | +7.6% | 1.96% | +20.2% |
| Q1 2014 | $14,324,000 | +160.9% | 400,000 | +166.7% | 1.63% | +134.4% |
| Q4 2013 | $5,490,000 | – | 150,000 | – | 0.70% | – |
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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% |