QUESTCOR PHARMACEUTICALS INC

CUSIP: 74835Y101 Class: COM

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2014
Shares 601 Value ($000) $56 Avg Close — Range —
Q1 2014
Shares 400 Value ($000) $26 Avg Close — Range —
Q3 2013
Shares 4,441 Value ($000) $258 Avg Close — Range —
Q2 2013
Shares 200 Value ($000) $9 Avg Close — Range —