Ameren Corporation (AEE)
NYSE: AEE · Real-Time Price · USD
111.16
+1.11 (1.01%)
At close: Feb 23, 2026, 4:00 PM EST
112.34
+1.18 (1.06%)
After-hours: Feb 23, 2026, 5:02 PM EST
Company Description
Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States.
The company operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission.
It engages in the rate-regulated electric generation, transmission, and distribution business and natural gas transmission and distribution business.
The company also generates electricity through coal, nuclear, and natural gas, as well as renewable energy, including hydroelectric, wind, methane gas, and solar energy centers.
It serves residential, commercial, and industrial customers. Ameren Corporation was founded in 1881 and is headquartered in Saint Louis, Missouri.
Ameren Corporation
| Country | United States |
| Founded | 1901 |
| Industry | Utilities - Regulated Electric |
| Sector | Utilities |
| Employees | 8,913 |
| CEO | Martin Lyons |
Contact Details
Address: 1901 Chouteau Avenue Saint Louis, Missouri 63103 United States | |
| Phone | 314-621-3222 |
| Website | amereninvestors.com |
Stock Details
| Ticker Symbol | AEE |
| Exchange | NYSE |
| Stock Type | Common Stock |
| 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 and Chairman of the Board |
| Leonard P. Singh | Executive Vice President, Chief Financial Officer and President of Ameren Services |
| Michael L. Moehn | Group President of Ameren Utilities and Interim President of Ameren Missouri |
| Theresa A. Shaw | Senior Vice President and Chief Accounting and Transformation Officer of Ameren Services |
| Andrew Kirk | Senior Director of Investor Relations and Corporate Modeling |
| Mark C. Lindgren | Executive Vice President of Corporate Communications and Chief Human Resources Officer of Ameren Services |
| Gwendolyn Goosby Mizell | Senior Vice President and Chief Sustainability Officer of Ameren Services |
| Kent C. Scott | Senior Vice President and Chief Nuclear Officer of Ameren Missouri Callaway Energy Center |
| Tim Lafser | Senior Vice President of Energy Delivery, Operations and Technical Services |
| Luke Wollin | Senior Vice President of Operations and Technical Services of Ameren Illinois |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Feb 18, 2026 | 10-K | Annual Report |
| Feb 17, 2026 | 144 | Filing |
| Feb 17, 2026 | SCHEDULE 13G/A | Filing |
| Feb 11, 2026 | 8-K | Current Report |
| Feb 9, 2026 | 8-K | Current Report |
| Feb 2, 2026 | 144 | Filing |
| Jan 21, 2026 | SCHEDULE 13G/A | Filing |
| Dec 15, 2025 | 8-K | Current Report |
| Dec 10, 2025 | 8-K | Current Report |
| Nov 24, 2025 | 8-K | Current Report |