EMERALD ADVISERS, LLC - THORATEC CORP ownership

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THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 229 filers reported holding THORATEC CORP in Q1 2014. The put-call ratio across all filers is 0.48 and the average weighting 0.2%.

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Quarter-by-quarter ownership
EMERALD ADVISERS, LLC ownership history of THORATEC CORP
ValueSharesWeighting
Q2 2014$4,110,000
-4.5%
117,893
-1.9%
0.23%
-4.1%
Q1 2014$4,304,000
-25.3%
120,183
-23.6%
0.24%
-22.4%
Q4 2013$5,760,000
+32.3%
157,383
+34.8%
0.31%
+26.8%
Q3 2013$4,354,000–116,760–0.25%–
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Other shareholders

There were no reported owners of THORATEC CORP in Q1 2014.

NameSharesValueWeighting ↓
View complete list of THORATEC CORP shareholders