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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 (2015Q3)
Portfolio Summary: 2,185 holdings with a total value of $63,648,097,000.
#
Name
Shares
Value ($)
%
Options
Notes
2101 SYNERGY PHARMACEUTICALS DEL 16,927 90,000 0.00%
2102 ENTRAVISION COMMUNICATIONS C 12,508 83,000 0.00%
2103 LATTICE SEMICONDUCTOR CORP 21,231 82,000 0.00%
2104 RAPTOR PHARMACEUTICAL CORP 13,616 82,000 0.00%
2105 NEW YORK MORTGAGE TRUST INC COM 14,722 81,000 0.00%
2106 AMKOR TECHNOLOGY INC 17,774 80,000 0.00%
2107 PIER 1 IMPORTS INC 11,591 80,000 0.00%
2108 INCONTACT INC 10,493 79,000 0.00%
2109 FORMFACTOR INC COM 11,456 78,000 0.00%
2110 Arena Pharmaceuticals, Inc 40,950 78,000 0.00%
2111 GERON CORP 26,775 74,000 0.00%
2112 RAIT FINANCIAL TRUST 14,674 73,000 0.00%
2113 XCERRA CORP 11,629 73,000 0.00%
2114 ITAU UNIBANCO HLDG SA 10,533 70,000 0.00%
2115 INOVIO PHARMACEUTICALS INC 12,174 70,000 0.00%
2116 DYNEX CAP INC 10,568 69,000 0.00%
2117 RTI SURGICAL HOLDINGS INC COM 12,008 68,000 0.00%
2118 EXTREME NETWORKS INC 19,844 67,000 0.00%
2119 Progenics Pharmaceuticals Inc 11,783 67,000 0.00%
2120 COEUR MNG INC 23,804 67,000 0.00%
2121 SANGAMO THERAPEUTICS INCORPORATED 11,773 66,000 0.00%
2122 LIONBRIDGE TECHNOLOGIES ORD 12,660 63,000 0.00%
2123 Internap Network Services Corp 10,109 62,000 0.00%
2124 KERYX BIOPHARMACEUTICALS INCORPORATED 17,527 62,000 0.00%
2125 AGENUS INC 12,975 60,000 0.00%
2126 EVERI HLDGS INC 11,790 60,000 0.00%
2127 PARKER DRILLING COMPANY 22,713 60,000 0.00%
2128 Arrowhead Pharma Inc 10,157 59,000 0.00%
2129 Navidea Biopharm Inc 25,608 58,000 0.00%
2130 ORBCOMM INCORPORATED 10,316 58,000 0.00%
2131 CLEAN ENERGY FUELS CORPORATION COM 12,746 57,000 0.00%
2132 AXCELIS TECHNOLOGIES INC 20,855 56,000 0.00%
2133 NAVIOS MARITIME ACQUIS CORP SHS 15,843 56,000 0.00%
2134 FRONTLINE LTD ORD 20,421 55,000 0.00%
2135 ORASURE TECHNOLOGIES INC 11,882 53,000 0.00%
2136 PEABODY ENERGY CORP 37,395 52,000 0.00%
2137 UNITED CMNTY FINL CORP OHIO 10,121 51,000 0.00%
2138 ZIX CORP 11,858 50,000 0.00%
2139 CLIFFS NAT RES INC 20,635 50,000 0.00%
2140 IDERA PHARMACEUTICALS INCORPORATED COM NEW 14,485 49,000 0.00%
2141 ANTARES PHARMA INC 28,970 49,000 0.00%
2142 TRONOX LTD SHS CL A 11,190 49,000 0.00%
2143 CORENERGY INFRASTRUCTURE 11,039 49,000 0.00%
2144 SERVICESOURCE INTL 11,666 47,000 0.00%
2145 ONCOTHYREON INC COM N/C EFF 6/ 17,309 47,000 0.00%
2146 THRESHOLD PHARMACEUTICAL INC 11,165 45,000 0.00%
2147 GALENA BIOPHARMA INC 27,360 43,000 0.00%
2148 CTI BIOPHARMA 27,836 41,000 0.00%
2149 OCLARO INC 17,821 41,000 0.00%
2150 ORGANOVO HLDGS INC 15,390 41,000 0.00%
Page 43 of 44

Portfolio data is normalized using SEC Form 13F filings, including the Restatement filing (0001126328-15-000277, filed 2015.11.12).

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.