As of April 2025 Ameren has a market cap of €23.70 Billion. This makes Ameren the world's 723th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Apr 15th, 2025 the market cap of Ameren was reported to be: