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Ameren Illinois Company PFD 4.26% Ameren Illinois Company PFD 4.26%

Ameren Illinois Company PFD 4.26%

AILIO
Rank in Stocks #834
Ameren Illinois Company (AILIO), an entity incorporated in Illinois, functions... Ameren Illinois Company (AILIO), an entity incorporated in Illinois, functions as a subsidiary of Ameren Corporation. This company manages a rate-regulated utility business throughout Illinois, concentrating on the transmission and distribution of both electricity and natural gas. Its operations are structured into three main segments: Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Illinois Transmission. While the Electric Distribution and Natural Gas segments handle their respective utility operations within Ameren Illinois, the Transmission segment is distinctive for encompassing the aggregated electric transmission assets from both Ameren Illinois and ATXI. A significant portion of the company's revenue is generated by the Ameren Illinois Electric Distribution segment.
Share Price
$70.89
Last synced: 2026-08-21
Market Cap
$30.15B
Change (1 day)
0.00%
Change (1 year)
5.81%
Country
US
Trade Ameren Illinois Company PFD 4.26% (AILIO)

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Stock price history for Ameren Illinois Company PFD 4.26% (AILIO)
Highest end of day price: $70.89 on 2026-08-01

Lowest end of day price: $60.00 on 1973-03-01
Stock price history of Ameren Illinois Company PFD 4.26% from 1973 to 2026
Annual Stock Price Performance
Year Performance
2026 (TTM) -0.64%
2025 0.03%
2024 6.52%
2023 -19.35%
2022 -16.05%
2021 -1.90%
2020 1.52%
2019 3.74%
2018 -3.31%
2017 -1.32%
2016 -0.09%
2015 3.83%
2014 0.12%
2013 -3.22%
2012 8.79%
2011 22.11%
2002 7.61%
2001 21.49%
2000 -11.86%
1999 -19.42%
1998 10.97%
1997 17.02%
1996 9.38%
1995 21.94%
1994 -17.63%
1993 10.08%
1992 0.20%
1991 17.13%
1990 0.48%
1989 7.66%
1988 -5.05%
1987 -13.86%
1986 28.08%
1985 15.49%
1984 -1.21%
1983 -9.49%
1982 22.09%
1981 -1.09%
1980 -17.47%
1979 -19.28%
1978 -14.35%
1977 2.21%
1976 10.07%
1975 11.30%
1974 -17.86%
1973 0.00%
Stock price for similar companies or competitors
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