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AMEREN CORP
AMEREN CORP. Institutional holdings reported to the SEC.

Institutional Holders (2016Q3)
Portfolio Summary: 472 Institutional holders with a total value of $7,878,041,630.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 FERGUSON WELLMAN CAPITAL MANAGEMENT, INC 232,427 11,431,000 0.15%
102 D. E. Shaw & Co., Inc. 231,339 11,378,000 0.14%
103 CANADA LIFE ASSURANCE Co 231,459 11,371,000 0.14%
104 Brandywine Global Investment Management, LLC 217,631 10,704,000 0.14%
105 PAYDEN & RYGEL 217,500 10,697,000 0.14%
106 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 205,054 10,084,000 0.13%
107 Chevy Chase Trust Holdings, LLC 204,044 10,034,000 0.13%
108 LOS ANGELES CAPITAL MANAGEMENT LLC 201,534 9,911,000 0.13%
109 GUARDIAN CAPITAL LP 196,109 9,645,000 0.12%
110 National Pension Service 195,374 9,608,000 0.12%
111 BARCLAYS PLC 194,821 9,581,000 0.12%
112 Magellan Asset Management Ltd 184,959 9,096,000 0.12%
113 HENNESSY ADVISORS INC 181,990 8,950,000 0.11%
114 WESTPAC BANKING CORP 169,892 8,355,288 0.11%
115 MACQUARIE GROUP LTD 156,091 7,677,000 0.10%
116 TWO SIGMA INVESTMENTS, LP 153,890 7,568,000 0.10%
117 STATE OF WISCONSIN INVESTMENT BOARD 152,415 7,496,000 0.10%
118 AVIVA PLC 148,057 7,281,000 0.09%
119 Global X Management CO LLC 146,191 7,190,000 0.09%
120 Zurcher Kantonalbank (Zurich Cantonalbank) 145,333 7,147,000 0.09%
121 CANADA PENSION PLAN INVESTMENT BOARD 143,563 7,060,000 0.09%
122 ENVESTNET ASSET MANAGEMENT INC 139,928 6,882,000 0.09%
123 ONTARIO TEACHERS PENSION PLAN BOARD 137,059 6,741,000 0.09%
124 COMMERCE BANK 134,942 6,636,000 0.08%
125 State of New Jersey Common Pension Fund D 127,000 6,246,000 0.08%
126 METROPOLITAN LIFE INSURANCE CO/NY 125,624 6,178,000 0.08%
127 MERITAGE PORTFOLIO MANAGEMENT 120,456 5,924,000 0.08%
128 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp 119,953 5,899,000 0.07%
129 FMR LLC 118,392 5,822,000 0.07%
130 SCHRODER INVESTMENT MANAGEMENT GROUP 115,932 5,701,000 0.07%
131 VICTORY CAPITAL MANAGEMENT INC 115,701 5,690,000 0.07%
132 COMERICA BANK 114,644 5,456,000 0.07%
133 ALLSTATE CORP 110,493 5,434,000 0.07%
134 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 109,205 5,371,000 0.07%
135 AXA S.A. 105,950 5,211,000 0.07%
136 State of Tennessee, Department of Treasury 104,788 5,154,000 0.07%
137 US BANCORP \DE\ 103,502 5,090,000 0.06%
138 HARTFORD INVESTMENT MANAGEMENT CO 99,980 4,917,000 0.06%
139 SYSTEMATIC FINANCIAL MANAGEMENT LP 98,385 4,839,000 0.06%
140 KBC Group NV 94,748 4,660,000 0.06%
141 REGENTATLANTIC CAPITAL LLC 93,265 4,587,000 0.06%
142 OPUS INVESTMENT MANAGEMENT INC 89,165 4,385,000 0.06%
143 AMERICAN INTERNATIONAL GROUP, INC. 88,754 4,364,922 0.06%
144 FIRST CITIZENS BANK & TRUST CO 87,943 4,325,000 0.05%
145 DekaBank Deutsche Girozentrale 86,733 4,298,000 0.05%
146 STEEL GROVE CAPITAL ADVISORS, LLC 87,024 4,280,000 0.05%
147 STATE OF MICHIGAN RETIREMENT SYSTEM 84,682 4,165,000 0.05%
148 Aperio Group, LLC 83,029 4,083,000 0.05%
149 Arizona State Retirement System 78,547 3,863,000 0.05%
150 NISA INVESTMENT ADVISORS, LLC 78,092 3,841,000 0.05%
Page 3 of 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.