THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 1 filers reported holding THORATEC CORP in Q4 2008. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $3,000 | -89.7% | 59 | -91.1% | 0.00% | – |
| Q2 2015 | $29,000 | -25.6% | 666 | -29.1% | 0.00% | – |
| Q1 2015 | $39,000 | -18.8% | 940 | -36.9% | 0.00% | – |
| Q4 2014 | $48,000 | +54.8% | 1,490 | +27.4% | 0.00% | – |
| Q3 2014 | $31,000 | -99.8% | 1,170 | -99.8% | 0.00% | -100.0% |
| Q2 2014 | $16,719,000 | +11.8% | 479,665 | +14.8% | 0.15% | +7.9% |
| Q1 2014 | $14,961,000 | +11.4% | 417,819 | +13.9% | 0.14% | +1.5% |
| Q4 2013 | $13,427,000 | +1510.0% | 366,909 | +1540.3% | 0.14% | +1270.0% |
| Q3 2013 | $834,000 | +694.3% | 22,369 | +442.3% | 0.01% | -66.7% |
| Q1 2009 | $105,000 | -21.6% | 4,125 | 0.0% | 0.03% | -11.8% |
| Q4 2008 | $134,000 | – | 4,125 | – | 0.03% | – |
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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% |