Ameren Corporation (AEE)
NYSE: AEE
· Real-Time Price · USD
100.64
-0.24 (-0.24%)
At close: Sep 05, 2025, 3:59 PM
100.63
-0.01%
After-hours: Sep 05, 2025, 06:08 PM EDT
Company Description
Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States.
It operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission.
The company engages in the rate-regulated electric generation, transmission, and distribution activities; and rate-regulated natural gas distribution and transmission businesses.
It primarily generates electricity through coal, nuclear, and natural gas, as well as renewable sources, such as hydroelectric, wind, methane gas, and solar.
The company serves residential, commercial, and industrial customers.
Ameren Corporation was founded in 1881 and is headquartered in St. Louis, Missouri.
Ameren Corporation

Country | United States |
IPO Date | Jan 2, 1998 |
Industry | Regulated Electric |
Sector | Utilities |
Employees | 8,981 |
CEO | Martin J. Lyons Jr. |
Contact Details
Address: One Ameren Plaza Saint Louis, Missouri United States | |
Website | https://www.ameren.com |
Stock Details
Ticker Symbol | AEE |
Exchange | NYSE |
Fiscal Year | January - December |
Reporting Currency | USD |
CIK Code | 0001002910 |
CUSIP Number | 023608102 |
ISIN Number | US0236081024 |
Employer ID | 43-1723446 |
SIC Code | 4931 |
Key Executives
Name | Position |
---|---|
Martin J. Lyons Jr. | President, Chief Executive Officer & Chairman of the Board |
Michael L. Moehn | Senior EVice President, Chief Financial Officer & President of Ameren Services |
Andrew Kirk | Senior Director of Investor Relations & Corporate Modeling |
Bruce A. Steinke | Senior Vice President & Chief Transformation Officer |
Fadi M. Diya | Chief Nuclear Officer & Senior Vice President of Ameren Missouri |
Leonard P. Singh | Chairman & President of Ameren Illinois |
Mark C. Birk | President & Chairman of Ameren Missouri |
Mark C. Lindgren | Executive Vice President of Corporate Communications & Chief Human Resources Officer of Ameren Services |
Stephen C. Lee | Vice President, Interim General Counsel and Secretary |
Theresa A. Shaw | Senior Vice President of Finance & Chief Accounting Officer |
Latest SEC Filings
Date | Type | Title |
---|---|---|
Sep 04, 2025 | 4 | Filing |
Aug 26, 2025 | 4 | Filing |
Aug 20, 2025 | 4 | Filing |
Aug 14, 2025 | SCHEDULE 13G | Filing |
Aug 07, 2025 | 8-K | Current Report |
Aug 07, 2025 | 424B5 | Filing |
Aug 05, 2025 | 4 | Filing |
Aug 04, 2025 | 10-Q | Quarterly Report |
Jul 31, 2025 | 8-K | Current Report |
Jun 25, 2025 | 11-K | Filing |