THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 227 filers reported holding THORATEC CORP in Q3 2015. The put-call ratio across all filers is 0.40 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $121,000 | +0.8% | 1,900 | 0.0% | 0.02% | -15.0% |
| Q3 2015 | $120,000 | -50.8% | 1,900 | -74.7% | 0.02% | -33.3% |
| Q4 2014 | $244,000 | -3.2% | 7,509 | -20.2% | 0.03% | -11.8% |
| Q3 2014 | $252,000 | -49.8% | 9,409 | -34.6% | 0.03% | -49.3% |
| Q2 2014 | $502,000 | -2.5% | 14,391 | 0.0% | 0.07% | -19.3% |
| Q1 2014 | $515,000 | +6.6% | 14,391 | +9.0% | 0.08% | +10.7% |
| Q4 2013 | $483,000 | -1.8% | 13,202 | 0.0% | 0.08% | -10.7% |
| Q3 2013 | $492,000 | +96.8% | 13,202 | +65.5% | 0.08% | +82.6% |
| Q2 2013 | $250,000 | – | 7,976 | – | 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% |