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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 (2017Q1)
Portfolio Summary: 2,207 holdings with a total value of $83,099,950,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 CYTRX CORP 18,801 8,000 0.00%
2 PHARMATHENE INC COM 10,959 9,000 0.00%
3 SYNTHETIC BIOLOGICS INCORPORATED 17,799 11,000 0.00%
4 MANNKIND CORP 11,412 17,000 0.00%
5 BIO PATH HOLDINGS INC 20,520 17,000 0.00%
6 EXCO RESOURCES INC 28,262 18,000 0.00%
7 ATHERSYS INC NEW 12,595 22,000 0.00%
8 ARROWHEAD PHARMACEUTICALS IN 12,280 23,000 0.00%
9 NOBILIS HEALTH CORP COM 14,015 24,000 0.00%
10 Jones Energy Inc 10,080 26,000 0.00%
11 DURECT CORP 25,769 27,000 0.00%
12 ECLIPSE RES CORP COM 10,713 27,000 0.00%
13 NAVIOS MARITIME ACQUIS CORP SHS 15,784 27,000 0.00%
14 LIMELIGHT NETWORKS INC COM 11,347 29,000 0.00%
15 GENESIS HEALTHCARE INC 11,435 30,000 0.00%
16 PARKER DRILLING COMPANY 19,524 34,000 0.00%
17 GIGPEAK INC 12,967 40,000 0.00%
18 PLANET PAYMENT INC 10,370 41,000 0.00%
19 CLEAN ENERGY FUELS CORPORATION COM 16,272 41,000 0.00%
20 GREAT LAKES DREDGE & DOCK CO 10,584 42,000 0.00%
21 Teekay Tankers LTD 20,260 42,000 0.00%
22 IDERA PHARMACEUTICALS INCORPORATED COM NEW 18,571 46,000 0.00%
23 HOVNANIAN ENTERPRISES INC 21,332 48,000 0.00%
24 BIOTIME INC 13,784 48,000 0.00%
25 AGENUS INC 12,876 49,000 0.00%
26 GOLD RESOURCE CORP 10,800 49,000 0.00%
27 ATLANTIC PWR CORP 18,484 49,000 0.00%
28 CENTRAL EUROPEAN MEDIA ENTRP CL A NEW 16,128 50,000 0.00%
29 CELLDEX THERAPEUTICS INC NEW 14,325 52,000 0.00%
30 RAIT FINANCIAL TRUST 16,275 52,000 0.00%
31 Jive Software Inc 12,858 55,000 0.00%
32 Curis, Inc 19,947 55,000 0.00%
33 WMI HOLDINGS CORP. 37,601 55,000 0.00%
34 ORGANOVO HLDGS INC 17,640 56,000 0.00%
35 Abraxas Petroleum Corp 27,483 56,000 0.00%
36 BAZAARVOICE INC 13,183 57,000 0.00%
37 ZIX CORP 12,085 58,000 0.00%
38 IMMUNOGEN INC 15,101 58,000 0.00%
39 NOVAVAX INC COM 48,096 62,000 0.00%
40 GERON CORP 27,525 62,000 0.00%
41 SANOFI SPOND FUNSPONSORED ADR 19,968 62,000 0.00%
42 SANGAMO THERAPEUTICS INCORPORATED 12,146 63,000 0.00%
43 Arena Pharmaceuticals, Inc 44,702 65,000 0.00%
44 FORESIGHT ENERGY LP 10,861 68,000 0.00%
45 TERRAFORM GLOBAL INC 14,528 70,000 0.00%
46 RIGEL PHARMACEUTICAL INC 21,743 72,000 0.00%
47 SEADRILL LIMITED 45,424 75,000 0.00%
48 LION BIOTECHNOLOGIES INC COM 10,172 76,000 0.00%
49 ACCURAY INCORPORATED COM 16,170 77,000 0.00%
50 CERUS CORP 17,434 78,000 0.00%
Page 1 of 45

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001126328-17-000128, filed 2017.05.11).

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.