HORIZON PHARMA INC

CUSIP: 44047T109 Class: COM

KINGDON CAPITAL MANAGEMENT, L.L.C.'s Holding History (CIK: 0001000097)

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

Q2 2014
Shares 2,056,084 Value ($000) $32,507 Avg Close — Range —
Q1 2014
Shares 2,032,364 Value ($000) $30,709 Avg Close — Range —
Q4 2013
Shares 1,499,279 Value ($000) $11,425 Avg Close — Range —
Q3 2013
Shares 1,173,728 Value ($000) $3,955 Avg Close — Range —
Q2 2013
Shares 748,628 Value ($000) $1,842 Avg Close — Range —