Ameren Corporation logo
Ameren Corporation (AEE)
Compare

Ameren Corporation (AEE) SEC Filings

Filing links are provided when reliable SEC filing data is available.

Recent Filings

FormFiling DateAcceptedDocument
3Jun 3, 2026Jun 3, 2026View filing
8-KMay 18, 2026May 18, 2026View filing
S-3ASRMay 15, 2026May 15, 2026View filing
SC 13G/AMay 15, 2026May 15, 2026View filing
4May 14, 2026May 14, 2026View filing
10-QMay 8, 2026May 7, 2026View filing
8-KMay 5, 2026May 5, 2026View filing
4May 5, 2026May 5, 2026View filing
144May 1, 2026May 1, 2026View filing
SC 13GApr 29, 2026Apr 29, 2026View filing
SC 13GApr 28, 2026Apr 28, 2026View filing
ARSMar 31, 2026Mar 31, 2026View filing
DEFA14AMar 31, 2026Mar 31, 2026View filing
DEF 14AMar 31, 2026Mar 31, 2026View filing
SC 13G/AMar 26, 2026Mar 26, 2026View filing
4Mar 6, 2026Mar 6, 2026View filing
4Mar 6, 2026Mar 6, 2026View filing
8-KMar 4, 2026Mar 4, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing
4Mar 3, 2026Mar 3, 2026View filing

About Ameren Corporation

Operating across the United States, Ameren Corporation functions as a utility holding company. The enterprise organizes its operations into four primary divisions: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission. Its fundamental business involves the rate-regulated production, transmission, and supply of electricity, in addition to the rate-regulated distribution and transmission of natural gas. Ameren generates power using a variety of sources, including coal, nuclear energy, and natural gas, supplemented by renewable alternatives such as hydroelectric, wind, methane gas, and solar. Its customer base encompasses residential homes, commercial businesses, and industrial operations. Established in 1881, Ameren Corporation is headquartered in St. Louis, Missouri.

Saint Louis, MO
8,981 employees
Utilities / Regulated Electric
Sector
Utilities
Industry
Regulated Electric
CEO
Martin J. Lyons Jr.