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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 (2016Q3)
Portfolio Summary: 2,148 holdings with a total value of $75,715,429,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 CYTRX CORP 11,197 7,000 0.00%
2 AMPIO PHARMACEUTICALS INC 10,032 7,000 0.00%
3 GALENA BIOPHARMA INC 31,755 11,000 0.00%
4 CORINDUS VASCULAR ROBOTICS INCORPORATED 12,273 14,000 0.00%
5 NAVIOS MARITIME ACQUIS CORP SHS 16,474 22,000 0.00%
6 SYNTHETIC BIOLOGICS INCORPORATED 13,319 23,000 0.00%
7 BIO PATH HOLDINGS INC 18,623 26,000 0.00%
8 LIMELIGHT NETWORKS INC COM 13,739 26,000 0.00%
9 ATHERSYS INC NEW 12,595 27,000 0.00%
10 EXCO RESOURCES INC 28,262 30,000 0.00%
11 PHARMATHENE INC COM 10,318 30,000 0.00%
12 RTI SURGICAL HOLDINGS INC COM 11,015 34,000 0.00%
13 GIGPEAK INC 15,107 36,000 0.00%
14 HOVNANIAN ENTERPRISES INC 21,376 36,000 0.00%
15 CENTRAL EUROPEAN MEDIA ENTRP CL A NEW 15,840 37,000 0.00%
16 GREAT LAKES DREDGE & DOCK CO 10,983 38,000 0.00%
17 IDERA PHARMACEUTICALS INCORPORATED COM NEW 15,790 40,000 0.00%
18 IMMUNOGEN INC 15,101 40,000 0.00%
19 MANNKIND CORP. 69,081 42,000 0.00%
20 BIOTIME INC 11,249 44,000 0.00%
21 NOBILIS HEALTH CORP COM 14,125 47,000 0.00%
22 YAMANA GOLD INC 11,198 48,000 0.00%
23 Curis, Inc 18,817 49,000 0.00%
24 PARKER DRILLING COMPANY 22,923 50,000 0.00%
25 ZIX CORP 12,085 50,000 0.00%
26 Jive Software Inc 11,752 50,000 0.00%
27 IMMUNOMEDICS INCORPORATED 15,626 51,000 0.00%
28 Teekay Tankers LTD 21,113 53,000 0.00%
29 SANGAMO THERAPEUTICS INCORPORATED 12,146 56,000 0.00%
30 ORGANOVO HLDGS INC 15,151 57,000 0.00%
31 BIOCRYST PHARMACEUTICALS 13,205 58,000 0.00%
32 SERVICESOURCE INTL 11,956 58,000 0.00%
33 LIONBRIDGE TECHNOLOGIES ORD 11,635 58,000 0.00%
34 ATLANTIC PWR CORP 23,498 58,000 0.00%
35 GERON CORP 26,081 59,000 0.00%
36 RIGEL PHARMACEUTICAL INC 16,601 61,000 0.00%
37 CELLDEX THERAPEUTICS INC NEW 16,369 66,000 0.00%
38 BIOSCRIP INC 22,667 66,000 0.00%
39 PIER 1 IMPORTS INC 16,503 70,000 0.00%
40 CLEAN ENERGY FUELS CORPORATION COM 16,524 74,000 0.00%
41 Arena Pharmaceuticals, Inc 42,345 74,000 0.00%
42 KERYX BIOPHARMACEUTICALS INCORPORATED 14,169 75,000 0.00%
43 Progenics Pharmaceuticals Inc 12,026 76,000 0.00%
44 ARROWHEAD PHARMACEUTICALS IN 10,631 78,000 0.00%
45 GLOBALSTAR INC 66,839 81,000 0.00%
46 UNIVERSAL AMERN CORP NEW 10,526 81,000 0.00%
47 MANITOWOC INC COM 16,995 81,000 0.00%
48 INVENSENSE INC 11,000 82,000 0.00%
49 FRONTLINE LTD 11,720 84,000 0.00%
50 Park Sterling Corp 10,515 85,000 0.00%
Page 1 of 43

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001126328-16-000600, filed 2016.11.10).

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.