Granahan Investment Management - QUESTCOR PHARMACEUTICALS INC ownership

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QUESTCOR PHARMACEUTICALS INC's ticker is QCOR and the CUSIP is 74835Y101. A total of 294 filers reported holding QUESTCOR PHARMACEUTICALS INC in Q4 2013. The put-call ratio across all filers is 2.25 and the average weighting 0.3%.

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Quarter-by-quarter ownership
Granahan Investment Management ownership history of QUESTCOR PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2014$20,128,000
+19.2%
310,0000.0%0.54%
+24.9%
Q4 2013$16,880,000–310,000–0.43%–
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Other shareholders

There were no reported owners of QUESTCOR PHARMACEUTICALS INC in Q4 2013.

NameSharesValueWeighting ↓
View complete list of QUESTCOR PHARMACEUTICALS INC shareholders