
Arlington, Virginia-based The AES Corporation (AES) operates as a power generation and utility company in the United States and internationally. With a market cap of $7.4 billion, the company owns and operates power plants to generate and sell power to customers, industrial users, and other intermediaries.
Companies worth $2 billion to $10 billion are typically referred to as "mid-cap stocks." AES fits right into that category, with its market cap exceeding this threshold, reflecting its substantial size and influence in the diversified utilities industry.