Ameren owns rate-regulated generation, transmission, and distribution networks that deliver electricity and natural gas in Missouri and Illinois. It serves 2.5 million electricity customers and approximately 1 million natural gas customers.
Ameren owns rate-regulated generation, transmission, and distribution networks that deliver electricity and natural gas in Missouri and Illinois. It serves 2.5 million electricity customers and approximately 1 million natural gas customers.
$27.2B
Market Cap • 4/1/2025
1997
(28 years)
Founded
1998
(27 years ago)
IPO
NYSE
Listing Exchange
St. Louis
Headquarters • Missouri
S&P500 Participant
Index Composite • 2025
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