• Ameren Missouri filed with the Missouri Public Service Commission to raise annual electric revenues by USD 343 million.
• Request assumes a 10.25% return on equity, 52% common equity capital structure, USD 16.7 billion rate base.
• Case timeline runs up to 11 months, with a decision expected by May 2027; new rates would take effect in June 2027.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Ameren Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-078317), on June 26, 2026, and is solely responsible for the information contained therein.