HORIZON PHARMA PLC

CUSIP: G4617B105 Class: SHS

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

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

Q1 2016
Shares 100,000 Value ($000) $1,657,000 Avg Close — Range —
Q4 2015
Shares 37,013 Value ($000) $802,000 Avg Close — Range —
Q3 2015
Shares 84,400 Value ($000) $1,673,000 Avg Close — Range —