AUXILIUM PHARMACEUTICALS INC

CUSIP: 05334D107 Class: COMMON STOCK

OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AM's Holding History (CIK: 0001132716)

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

Q4 2014
Shares 537,388 Value ($000) $18,478,000 Avg Close — Range —
Q2 2013
Shares 110,000 Value ($000) $1,829,000 Avg Close — Range —