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

Institutional Holders (2014Q2)
Portfolio Summary: 421 Institutional holders with a total value of $6,484,306,247.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 VANGUARD GROUP INC 20,430,711 835,208,000 12.88%
2 STATE STREET CORP 12,963,366 529,951,000 8.17%
3 BlackRock Institutional Trust Company, N.A. 6,334,859 258,969,000 3.99%
4 SYSTEMATIC FINANCIAL MANAGEMENT LP 5,574,277 227,876,000 3.51%
5 Epoch Investment Partners, Inc. 4,864,410 198,857,000 3.07%
6 FRANKLIN RESOURCES INC 4,465,250 182,539,000 2.82%
7 FIRST MANHATTAN CO. LLC. 3,700,908 151,293,000 2.33%
8 WELLINGTON MANAGEMENT GROUP LLP 3,639,302 148,775,000 2.29%
9 BlackRock Fund Advisors 3,609,626 147,562,000 2.28%
10 Bank of New York Mellon Corp 3,306,683 135,177,000 2.08%
11 Neuberger Berman Group LLC 3,165,682 129,413,000 2.00%
12 NORTHERN TRUST CORP 3,092,522 126,422,000 1.95%
13 AMERIPRISE FINANCIAL INC 2,487,920 101,707,000 1.57%
14 PICTET ASSET MANAGEMENT LTD 1,883,653 77,004,000 1.19%
15 BlackRock Group LTD 1,877,212 76,741,000 1.18%
16 GEODE CAPITAL MANAGEMENT, LLC 1,839,767 75,165,000 1.16%
17 JANUS HENDERSON INVESTORS US LLC 1,837,658 75,124,000 1.16%
18 Legal & General Group Plc 1,775,502 72,583,000 1.12%
19 AXA S.A. 1,760,402 71,965,000 1.11%
20 FIL Ltd 1,677,088 68,559,000 1.06%
21 Capital Research Global Investors 1,660,000 67,861,000 1.05%
22 JENNISON ASSOCIATES LLC 1,652,908 67,571,000 1.04%
23 GOLDMAN SACHS GROUP INC 1,614,098 65,985,000 1.02%
24 PUTNAM INVESTMENTS LLC 1,536,177 62,799,000 0.97%
25 DUFF & PHELPS INVESTMENT MANAGEMENT CO 1,500,000 61,320,000 0.95%
26 AMERICAN CENTURY COMPANIES INC 1,449,408 59,252,000 0.91%
27 MORGAN STANLEY 1,422,080 58,135,000 0.90%
28 Invesco Ltd. 1,379,347 56,388,000 0.87%
29 Allianz Asset Management GmbH 1,332,037 54,454,000 0.84%
30 LSV ASSET MANAGEMENT 1,239,905 50,687,000 0.78%
31 AMUNDI ASSET MANAGEMENT US, INC. 1,219,466 49,852,000 0.77%
32 NORGES BANK 1,217,141 49,757,000 0.77%
33 Boston Partners 1,201,889 49,133,000 0.76%
34 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 1,137,481 46,500,000 0.72%
35 LUMINUS MANAGEMENT LLC 1,097,683 44,873,000 0.69%
36 LAZARD ASSET MANAGEMENT LLC 1,051,923 43,002,000 0.66%
37 VOYA INVESTMENT MANAGEMENT LLC 1,042,672 42,624,000 0.66%
38 PGGM Investments 1,024,790 41,893,000 0.65%
39 LOS ANGELES CAPITAL MANAGEMENT LLC 927,959 37,935,000 0.59%
40 MANUFACTURERS LIFE INSURANCE COMPANY, THE 808,199 33,039,000 0.51%
41 GATEWAY INVESTMENT ADVISERS LLC 805,175 32,916,000 0.51%
42 FIRST TRUST ADVISORS LP 780,624 31,912,000 0.49%
43 GABELLI FUNDS LLC 746,000 30,496,000 0.47%
44 Jupiter Investment Management Ltd 739,389 30,226,000 0.47%
45 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 707,700 28,931,000 0.45%
46 Sumitomo Mitsui Trust Group, Inc. 702,647 28,724,000 0.44%
47 PRUDENTIAL FINANCIAL INC 701,994 28,698,000 0.44%
48 GUGGENHEIM CAPITAL LLC 690,368 28,221,000 0.44%
49 NEW YORK STATE COMMON RETIREMENT FUND 682,419 27,897,000 0.43%
50 WEDGE CAPITAL MANAGEMENT L L P/NC 676,195 27,643,000 0.43%
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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.