QUESTCOR PHARMACEUTICALS INC

CUSIP: 74835Y101 Class: COM

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q4 2013
Shares 400 Value ($000) $22 Avg Close — Range —
Q2 2013
Shares 428 Value ($000) $19 Avg Close — Range —