HORIZON PHARMA PLC

CUSIP: G4617B105 Class: SHS

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

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

Q1 2019
Shares 6,462,634 Value ($000) $170,807 Avg Close — Range —
Q4 2018
Shares 6,825,719 Value ($000) $133,375 Avg Close — Range —
Q3 2018
Shares 6,609,894 Value ($000) $129,422 Avg Close — Range —
Q2 2018
Shares 6,609,894 Value ($000) $109,460 Avg Close — Range —
Q1 2018
Shares 6,609,894 Value ($000) $93,860 Avg Close — Range —
Q4 2017
Shares 6,341,894 Value ($000) $92,592 Avg Close — Range —
Q3 2017
Shares 6,917,070 Value ($000) $87,708 Avg Close — Range —
Q2 2017
Shares 8,998,413 Value ($000) $106,811 Avg Close — Range —
Q1 2017
Shares 10,944,988 Value ($000) $161,767 Avg Close — Range —
Q4 2016
Shares 8,956,988 Value ($000) $144,924 Avg Close — Range —
Q3 2016
Shares 6,434,439 Value ($000) $116,656 Avg Close — Range —
Q2 2016
Shares 13,740,261 Value ($000) $226,302 Avg Close — Range —
Q1 2016
Shares 13,740,261 Value ($000) $227,676 Avg Close — Range —
Q4 2015
Shares 11,684,801 Value ($000) $253,210 Avg Close — Range —
Q3 2015
Shares 8,081,407 Value ($000) $160,173 Avg Close — Range —
Q2 2015
Shares 12,259,875 Value ($000) $425,908 Avg Close — Range —
Q1 2015
Shares 12,792,689 Value ($000) $332,226 Avg Close — Range —
Q4 2014
Shares 11,699,047 Value ($000) $150,801 Avg Close — Range —
Q3 2014
Shares 5,520,566 Value ($000) $67,793 Avg Close — Range —