Ameren sells $900 million junior subordinated notes due 2057

Ameren priced a USD 900 million offering of Junior Subordinated Notes due 2057. Transaction closed Sept. 18, 2026. * Net proceeds totaled USD 891 million before expenses. 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: 0001104659-26-108859), on September 18, 2026, and is solely responsible for the information contained therein. (C)