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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $889,000 | +180.4% | 14,057 | +97.6% | 0.01% | +150.0% |
| Q2 2015 | $317,000 | -12.2% | 7,114 | -36.0% | 0.00% | 0.0% |
| Q4 2014 | $361,000 | -58.6% | 11,117 | -65.9% | 0.00% | -60.0% |
| Q3 2014 | $872,000 | +29.0% | 32,610 | +68.2% | 0.01% | +25.0% |
| Q2 2014 | $676,000 | +171.5% | 19,387 | +179.2% | 0.00% | +300.0% |
| Q1 2014 | $249,000 | -22.2% | 6,945 | -20.6% | 0.00% | 0.0% |
| Q4 2013 | $320,000 | -75.3% | 8,747 | -74.8% | 0.00% | -80.0% |
| Q3 2013 | $1,295,000 | +845.3% | 34,736 | +695.2% | 0.01% | +400.0% |
| Q2 2013 | $137,000 | – | 4,368 | – | 0.00% | – |
Download | ||||||
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% |