AEE

Ameren Corporation (NYSE:AEE) is a major American electric and natural gas utility holding company founded in 1881 and headquartered in St. Louis, Missouri. The company has grown through mergers and acquisitions over more than 140 years to become one of the largest regulated utilities in the Midwest, serving approximately 2.4 million electric customers and 900,000 natural gas customers across Missouri and Illinois. Ameren went public in 1998 and operates as a traditional rate-regulated utility focused on reliable energy delivery, infrastructure modernization, and clean energy transition while maintaining its commitment to affordable service for residential, commercial, and industrial customers.