Skip to navigationSkip to main contentSkip to right columnADVERTISEMENTNeharika JainSat, June 6, 2026 at 10:48 PM GMT+2 2 min readColumbus, Ohio-based American Electric Power Company, Inc. (AEP) is an electric public utility company that generates, transmits, and distributes electricity to retail and wholesale customers. It is valued at a market cap of $70.3 billion.Companies valued at $10 billion or more are typically classified as “large-cap stocks,” and AEP fits the label perfectly, with its market cap exceeding this threshold, underscoring its size, influence, and dominance within the utilities - regulated electric industry. The company’s primary strength lies in its massive, highly stable regulated utility asset base and its position as the operator of the nation's largest electricity transmission system.More News from Barchart