THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 16 filers reported holding THORATEC CORP in Q1 2013. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2014 | $502,000 | +40.6% | 14,395 | +43.8% | 0.00% | 0.0% |
| Q1 2014 | $357,000 | +6.2% | 10,009 | +9.2% | 0.00% | 0.0% |
| Q4 2013 | $336,000 | -67.1% | 9,166 | -66.5% | 0.00% | -66.7% |
| Q3 2013 | $1,022,000 | +38.9% | 27,402 | +16.7% | 0.00% | +50.0% |
| Q2 2013 | $736,000 | -26.3% | 23,487 | -11.8% | 0.00% | -50.0% |
| Q1 2013 | $999,000 | +17.7% | 26,641 | +17.6% | 0.00% | +33.3% |
| Q4 2012 | $849,000 | -7.5% | 22,645 | -14.8% | 0.00% | -25.0% |
| Q3 2012 | $918,000 | +21.8% | 26,589 | +18.3% | 0.00% | +33.3% |
| Q2 2012 | $754,000 | -70.5% | 22,467 | -70.5% | 0.00% | -72.7% |
| Q1 2012 | $2,555,000 | – | 76,122 | – | 0.01% | – |
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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% |