Dark
Light
System
Security
AMKOR TECHNOLOGY INC
AMKOR TECHNOLOGY INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 168 Institutional holders with a total value of $482,091,960.
#
Manager Name
Shares
Value ($)
%
Options
Notes
51 DUPONT CAPITAL MANAGEMENT CORP 224,972 1,368,000 0.28%
52 CORNERSTONE FINANCIAL PARTNERS, LLC 216,523 1,313,000 0.27%
53 HBK INVESTMENTS L P 213,034 1,295,000 0.27%
54 CITADEL ADVISORS LLC 206,321 1,255,000 0.26%
55 PANAGORA ASSET MANAGEMENT INC 204,148 1,241,000 0.26%
56 NORDEA INVESTMENT MANAGEMENT AB 193,600 1,177,000 0.24%
57 THRIVENT FINANCIAL FOR LUTHERANS 192,720 1,172,000 0.24%
58 Legal & General Group Plc 185,468 1,132,000 0.23%
59 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 183,305 1,114,000 0.23%
60 TWO SIGMA INVESTMENTS, LP 182,592 1,110,000 0.23%
61 Hanson & Doremus Investment Management 181,690 1,105,000 0.23%
62 SUSQUEHANNA INTERNATIONAL GROUP, LLP 180,800 1,099,000 0.23% Put
63 Zebra Capital Management LLC 163,876 996,000 0.21%
64 TEACHERS ADVISORS, LLC 154,083 937,000 0.19%
65 SHEAFF BROCK INVESTMENT ADVISORS, LLC 146,298 889,000 0.18%
66 Swiss National Bank 141,800 862,000 0.18%
67 RHUMBLINE ADVISERS 139,145 846,000 0.18%
68 Convergence Investment Partners, LLC 137,156 834,000 0.17%
69 LOEWS CORP 127,831 777,000 0.16%
70 Spot Trading L.L.C 124,900 759,000 0.16% Put
71 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 122,961 747,000 0.15%
72 CITIGROUP INC 122,362 743,000 0.15%
73 STRS OHIO 120,700 733,000 0.15%
74 AXA S.A. 115,180 700,000 0.15%
75 CREDIT SUISSE AG/ 112,390 684,000 0.14%
76 GOLDMAN SACHS GROUP INC 110,700 673,000 0.14% Put
77 MARTINGALE ASSET MANAGEMENT L P 110,410 672,000 0.14%
78 Dynamic Technology Lab Private Ltd 103,560 630,000 0.13%
79 Arbiter Partners Capital Management LLC 100,000 608,000 0.13% Call
80 Jefferies Group LLC 97,463 593,000 0.12%
81 DEUTSCHE BANK AG\ 97,188 588,000 0.12%
82 BlackRock Group LTD 96,566 587,000 0.12%
83 ALLIANCEBERNSTEIN L.P. 130,800 587,000 0.12%
84 CITIGROUP INC 93,300 567,000 0.12% Put
85 Horizon Kinetics LLC 93,122 566,000 0.12%
86 HSBC HOLDINGS PLC 91,928 559,000 0.12%
87 NEW YORK STATE COMMON RETIREMENT FUND 90,300 549,000 0.11%
88 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 79,977 486,000 0.10%
89 METROPOLITAN LIFE INSURANCE CO/NY 79,322 482,000 0.10%
90 SECOR Capital Advisors, LP 78,609 478,000 0.10%
91 JANE STREET GROUP, LLC 74,003 450,000 0.09%
92 MANUFACTURERS LIFE INSURANCE COMPANY, THE 68,412 416,000 0.09%
93 Cipher Capital LP 67,801 412,000 0.09%
94 Simplicity Solutions, LLC 66,228 402,666 0.08%
95 Capital Impact Advisors, LLC 65,885 401,000 0.08%
96 PEAK6 Group LLC 64,100 390,000 0.08% Put
97 Magnetar Financial LLC 63,287 385,000 0.08%
98 CUTLER GROUP LLC / CA 62,433 379,000 0.08%
99 Malaga Cove Capital, LLC 58,959 364,000 0.08%
100 AMERICAN INTERNATIONAL GROUP, INC. 57,933 352,000 0.07%
Page 2 of 4

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.