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

Institutional Holders (2014Q1)
Portfolio Summary: 4 Institutional holders with a total value of $32,834,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 465,576 19,182,000 58.42%
2 Mizuho Trust & Banking Co., Ltd. 326,736 13,462,000 41.00%
3 IKOS CIF LTD 4,678 186,000 0.57%
4 SpiderRock Trading LLC 2,300 4,000 0.01% Call PRN

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.