QUESTCOR PHARMACEUTICALS INC

CUSIP: 74835Y101 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

Note: Option positions (PUT/CALL) are excluded.

Q1 2014
Shares 3,810 Value ($000) $247,383 Avg Close — Range —
Q4 2013
Shares 16,630 Value ($000) $905,504 Avg Close — Range —