QUESTCOR PHARMACEUTICALS INC

CUSIP: 74835Y101 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q1 2014
Shares 5,098 Value ($000) $331 Avg Close — Range —
Q4 2013
Shares 330,098 Value ($000) $17,974 Avg Close — Range —
Q3 2013
Shares 311,426 Value ($000) $18,062 Avg Close — Range —
Q2 2013
Shares 114,906 Value ($000) $5,223 Avg Close — Range —