Columbia Asset Management - THORATEC CORP ownership

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THORATEC CORP's ticker is THOR and the CUSIP is 885175307. A total of 2 filers reported holding THORATEC CORP in Q4 2015. The put-call ratio across all filers is - and the average weighting 0.0%.

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Quarter-by-quarter ownership
Columbia Asset Management ownership history of THORATEC CORP
ValueSharesWeighting
Q3 2015$316,000
+42.3%
5,0000.0%0.13%
+51.8%
Q2 2015$222,000
+6.2%
5,0000.0%0.08%
+7.6%
Q1 2015$209,000–5,000–0.08%–
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Other shareholders

There were no reported owners of THORATEC CORP in Q4 2015.

NameSharesValueWeighting ↓
View complete list of THORATEC CORP shareholders