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ALLIANT ENERGY CORP
ALLIANT ENERGY CORP. Institutional holdings reported to the SEC.

Institutional Holders (2014Q1)
Portfolio Summary: 358 Institutional holders with a total value of $3,751,627,440.
#
Manager Name
Shares
Value ($)
%
Options
Notes
51 AMERICAN INTERNATIONAL GROUP, INC. 229,481 13,036,812 0.35%
52 GRACE & WHITE INC /NY 228,938 13,006,000 0.35%
53 CANADA LIFE ASSURANCE Co 224,635 12,699,000 0.34%
54 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 223,290 12,686,000 0.34%
55 APG Asset Management N.V. 222,442 12,637,000 0.34%
56 EDGE ASSET MANAGEMENT, INC 220,577 12,531,000 0.33%
57 Mitsubishi UFJ Trust & Banking Corp 219,828 12,488,000 0.33%
58 FIFTH THIRD BANCORP 213,804 12,146,000 0.32%
59 OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 203,050 11,535,000 0.31%
60 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 201,739 11,461,000 0.31%
61 Magellan Asset Management Ltd 198,715 11,289,000 0.30%
62 GREEN ARROW CAPITAL MANAGEMENT LLC 189,412 10,761,000 0.29%
63 US BANCORP \DE\ 180,549 10,257,000 0.27%
64 PARAMETRIC PORTFOLIO ASSOCIATES LLC 177,060 10,059,000 0.27%
65 GABELLI FUNDS LLC 174,000 9,885,000 0.26%
66 PDT Partners, LLC 169,945 9,655,000 0.26%
67 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 168,833 9,591,000 0.26%
68 CREDIT SUISSE AG/ 165,919 9,426,000 0.25%
69 PALLADIUM PARTNERS LLC 165,114 9,380,000 0.25%
70 TWO SIGMA INVESTMENTS, LP 164,376 9,339,000 0.25%
71 RHUMBLINE ADVISERS 154,648 8,786,000 0.23%
72 Invesco Ltd. 151,038 8,581,000 0.23%
73 Robeco Institutional Asset Management B.V. 149,241 8,477,000 0.23%
74 Retirement Systems of Alabama 138,256 7,854,000 0.21%
75 GUGGENHEIM CAPITAL LLC 135,995 7,725,000 0.21%
76 DIMENSIONAL FUND ADVISORS LP 135,298 7,683,000 0.20%
77 BANK OF AMERICA CORP /DE/ 132,602 7,533,000 0.20%
78 BlackRock Japan Co. Ltd 125,988 7,157,000 0.19%
79 UNITED FIRE GROUP INC 122,200 6,942,000 0.19%
80 TEACHERS ADVISORS, LLC 120,309 6,835,000 0.18%
81 BARCLAYS PLC 119,511 6,692,000 0.18%
82 TEXAS PERMANENT SCHOOL FUND CORP 111,986 6,362,000 0.17%
83 Swiss National Bank 107,849 6,127,000 0.16%
84 MARTINGALE ASSET MANAGEMENT L P 107,725 6,120,000 0.16%
85 NISA INVESTMENT ADVISORS, LLC 106,660 6,059,000 0.16%
86 NEW ENGLAND ASSET MANAGEMENT INC 103,300 5,868,000 0.16%
87 PGGM Investments 103,169 5,861,000 0.16%
88 FIRST QUADRANT LLC/CA 102,100 5,800,000 0.15%
89 GODSEY & GIBB, INC 101,245 5,752,000 0.15%
90 AMP Capital Investors Ltd 101,194 5,658,000 0.15%
91 GLENMEDE TRUST CO NA 95,052 5,398,000 0.14%
92 ALLIANCEBERNSTEIN L.P. 94,681 5,379,000 0.14%
93 OLD REPUBLIC INTERNATIONAL CORP 93,000 5,283,000 0.14%
94 METROPOLITAN LIFE INSURANCE CO/NY 92,647 5,263,000 0.14%
95 PALISADE CAPITAL MANAGEMENT, LP 90,200 5,124,000 0.14%
96 UBS AG 89,675 5,095,000 0.14%
97 Arizona State Retirement System 88,587 5,032,000 0.13%
98 NORDEA INVESTMENT MANAGEMENT AB 87,800 4,988,000 0.13%
99 COMERICA BANK 87,108 4,949,000 0.13%
100 RENAISSANCE TECHNOLOGIES LLC 85,500 4,857,000 0.13%
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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.