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 | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $2,554,000 | -31.3% | 57,304 | -35.5% | 0.68% | -17.2% |
| Q1 2015 | $3,720,000 | -6.4% | 88,804 | -27.5% | 0.82% | +2.2% |
| Q4 2014 | $3,974,000 | -7.9% | 122,404 | -24.2% | 0.80% | -18.3% |
| Q3 2014 | $4,315,000 | +19.0% | 161,404 | +55.2% | 0.98% | +16.4% |
| Q2 2014 | $3,625,000 | +113.1% | 104,000 | +118.9% | 0.84% | +92.3% |
| Q1 2014 | $1,701,000 | -2.2% | 47,500 | 0.0% | 0.44% | +15.8% |
| Q4 2013 | $1,739,000 | -1.8% | 47,500 | 0.0% | 0.38% | -13.9% |
| Q3 2013 | $1,771,000 | +19.1% | 47,500 | 0.0% | 0.44% | +5.0% |
| Q2 2013 | $1,487,000 | – | 47,500 | – | 0.42% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HealthInvest Partners AB | 440,366 | $15,351,000 | 8.64% |
| ORACLE INVESTMENT MANAGEMENT INC | 1,466,304 | $51,115,357,000 | 6.20% |
| GREAT POINT PARTNERS LLC | 360,000 | $12,550,000 | 5.58% |
| SECTOR GAMMA AS | 558,300 | $19,462,000 | 4.60% |
| Rock Springs Capital Management LP | 492,200 | $17,158,000 | 3.08% |
| KING INVESTMENT ADVISORS INC/TX | 144,470 | $5,036,000 | 2.14% |
| Park West Asset Management LLC | 430,372 | $15,003,000 | 1.96% |
| Cohen Capital Management, Inc. | 149,665 | $5,217,000 | 1.35% |
| PRIO WEALTH LIMITED PARTNERSHIP | 562,453 | $19,607,000 | 0.99% |
| Elk Creek Partners, LLC | 90,596 | $3,158,000 | 0.86% |