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Institutional Investment Manager
PRINCIPAL FINANCIAL GROUP INC
PRINCIPAL FINANCIAL GROUP INC (CIK: 0001126328) incorporated in Delaware, registered under Accident & Health Insurance, located at 711 High Street, Des Moines, IA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q4)
Portfolio Summary: 2,191 holdings with a total value of $67,304,238,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 SERVICESOURCE INTL 12,048 56,000 0.00%
52 GLU MOBILE INC 23,007 56,000 0.00%
53 AGENUS INC 12,975 59,000 0.00%
54 COEUR MNG INC 24,266 60,000 0.00%
55 ZIX CORP 11,858 60,000 0.00%
56 Arrowhead Pharma Inc 10,157 62,000 0.00%
57 MANNKIND CORP. 42,627 62,000 0.00%
58 LIONBRIDGE TECHNOLOGIES ORD 12,660 62,000 0.00%
59 DYNEX CAP INC 10,568 67,000 0.00%
60 ULTRA PETROLEUM CORP 27,763 69,000 0.00%
61 ITAU UNIBANCO HLDG SA 10,533 69,000 0.00%
62 XCERRA CORP 11,381 69,000 0.00%
63 RAPTOR PHARMACEUTICAL CORP 13,616 71,000 0.00%
64 Progenics Pharmaceuticals Inc 11,783 72,000 0.00%
65 ORBCOMM INCORPORATED 10,316 75,000 0.00%
66 ORASURE TECHNOLOGIES INC 11,570 75,000 0.00%
67 Arena Pharmaceuticals, Inc 40,950 78,000 0.00%
68 APOLLO INVT CORP 15,201 79,000 0.00%
69 NEW YORK MORTGAGE TRUST INC COM 14,990 80,000 0.00%
70 PIER 1 IMPORTS INC 15,975 81,000 0.00%
71 CAESARS ENTERTAINMENT 10,358 82,000 0.00%
72 INOVIO PHARMACEUTICALS INC 12,174 82,000 0.00%
73 EXTREME NETWORKS INC 20,354 83,000 0.00%
74 SEQUENTIAL BRNDS GROUP INC N 11,041 87,000 0.00%
75 ANWORTH MTG ASSET CORP 20,022 87,000 0.00%
76 KERYX BIOPHARMACEUTICALS INCORPORATED 17,527 89,000 0.00%
77 CERUS CORP 14,337 91,000 0.00%
78 GLOBALSTAR INC 65,431 94,000 0.00%
79 ENTRAVISION COMMUNICATIONS C 12,508 96,000 0.00%
80 SYNERGY PHARMACEUTICALS DEL 16,927 96,000 0.00%
81 HECLA MNG CO 51,074 97,000 0.00%
82 ACCURAY INCORPORATED COM 14,506 98,000 0.00%
83 APOLLO ED GROUP INC 12,969 99,000 0.00%
84 FORMFACTOR INC COM 11,213 101,000 0.00%
85 INCONTACT INC 10,664 102,000 0.00%
86 AIR TRANSPORT SERVICES GRP I 10,077 102,000 0.00%
87 PDL BIOPHARMA INC 28,945 102,000 0.00%
88 CALLON PETE CO DEL 12,216 102,000 0.00%
89 OCWEN FINL CORP 14,818 103,000 0.00%
90 SANGAMO THERAPEUTICS INCORPORATED 11,773 107,000 0.00%
91 LATTICE SEMICONDUCTOR CORP 16,916 109,000 0.00%
92 TIVO INC 12,768 110,000 0.00%
93 ENDURANCE INTL GROUP HLDGS I 10,531 115,000 0.00%
94 WINDSTREAM HLDGS INC 18,126 117,000 0.00%
95 NEW SR INVEST GRP INC COM 11,918 118,000 0.00%
96 FERROGLOBE PLC SHS 11,126 120,000 0.00%
97 MBIA INC 18,689 121,000 0.00%
98 ENDOLOGIX INC 12,290 122,000 0.00%
99 TEEKAY CORPORATION 12,537 124,000 0.00%
100 BIOCRYST PHARMACEUTICALS 12,317 127,000 0.00%
Page 2 of 44

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001126328-16-000360, filed 2016.02.09).

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.