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HORIZON PHARMA PLC
HORIZON PHARMA PLC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 232 Institutional holders with a total value of $4,525,153,731.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 22,546,090 783,251,000 17.31%
2 DEERFIELD MANAGEMENT COMPANY, L.P. 12,259,875 425,908,000 9.41%
3 VANGUARD GROUP INC 8,595,909 298,622,000 6.60%
4 Broadfin Capital, LLC 4,815,807 167,301,000 3.70%
5 DISCOVERY CAPITAL MANAGEMENT, LLC / CT 4,190,340 145,572,000 3.22%
6 JPMORGAN CHASE & CO 3,819,975 132,706,000 2.93%
7 KINGDON CAPITAL MANAGEMENT, L.L.C. 3,325,829 115,539,000 2.55%
8 LONE PINE CAPITAL LLC 3,204,972 111,341,000 2.46%
9 HealthCor Management, L.P. 3,200,000 111,168,000 2.46%
10 TimesSquare Capital Management, LLC 2,783,240 96,690,000 2.14%
11 BlackRock Institutional Trust Company, N.A. 2,154,395 74,844,000 1.65%
12 BlackRock Fund Advisors 2,029,978 70,521,000 1.56%
13 HIGHLINE CAPITAL MANAGEMENT, L.P. 1,930,000 67,048,000 1.48%
14 Marble Arch Investments, LP 1,888,000 65,589,000 1.45%
15 D. E. Shaw & Co., Inc. 1,805,525 62,724,000 1.39%
16 CITADEL ADVISORS LLC 1,790,187 62,191,000 1.37%
17 Scale Management, LLC 1,710,451 59,421,000 1.31%
18 Visium Asset Management, LP 1,683,700 58,492,000 1.29%
19 LionEye Capital Management LLC 1,381,000 47,976,000 1.06%
20 Ratan Capital Management LP 1,321,300 45,902,000 1.01%
21 Bank of New York Mellon Corp 1,258,665 43,726,000 0.97%
22 STATE STREET CORP 1,226,095 42,593,000 0.94%
23 RENAISSANCE TECHNOLOGIES LLC 1,216,800 42,272,000 0.93%
24 Broadfin Capital, LLC 1,100,000 38,214,000 0.84% Call
25 Apex Capital Management 1,024,469 35,590,000 0.79%
26 PRICE T ROWE ASSOCIATES INC /MD/ 1,016,389 35,309,000 0.78%
27 RS INVESTMENT MANAGEMENT CO LLC 964,160 33,495,000 0.74%
28 ORBIMED ADVISORS LLC 951,000 33,038,000 0.73%
29 Tourbillon Capital Partners, L.P. 950,000 33,003,000 0.73%
30 KINGDON CAPITAL MANAGEMENT, L.L.C. 900,000 31,266,000 0.69% Call
31 JANUS HENDERSON INVESTORS US LLC 893,695 31,047,000 0.69%
32 SUSQUEHANNA INTERNATIONAL GROUP, LLP 889,778 30,910,000 0.68%
33 GOLDMAN SACHS GROUP INC 873,069 30,330,000 0.67%
34 WELLS FARGO & COMPANY/MN 810,421 28,155,000 0.62%
35 Beach Point Capital Management LP 794,290 27,594,000 0.61%
36 BANK OF MONTREAL /CAN/ 781,510 27,149,000 0.60%
37 JW Asset Management, LLC 766,724 26,636,000 0.59%
38 GEODE CAPITAL MANAGEMENT, LLC 764,691 26,565,000 0.59%
39 KENNEDY CAPITAL MANAGEMENT LLC 758,248 26,342,000 0.58%
40 NORTHERN TRUST CORP 748,785 26,013,000 0.57%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 622,500 21,626,000 0.48% Call
42 CASTLEARK MANAGEMENT LLC 610,600 21,212,000 0.47%
43 DEUTSCHE BANK AG\ 607,289 21,096,000 0.47%
44 Zweig-DiMenna Associates LLC 562,900 19,555,000 0.43%
45 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 551,900 19,173,000 0.42%
46 MORGAN STANLEY 549,501 19,089,000 0.42%
47 GLENMEDE TRUST CO NA 542,278 18,838,000 0.42%
48 Nicholas Investment Partners, LP 538,901 18,721,000 0.41%
49 SUSQUEHANNA INTERNATIONAL GROUP, LLP 529,500 18,395,000 0.41% Put
50 GOLDMAN SACHS GROUP INC 500,000 17,370,000 0.38% Put
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.