
Detroit, Michigan-based DTE Energy Company (DTE) engages in regulated and unregulated energy businesses. With a market cap of $25.1 billion, DTE Energy generates electricity through coal-fired plants, hydroelectric pumped storage, nuclear plants, and wind & solar assets.
Companies worth $10 billion or more are generally described as "large-cap stocks," DTE Energy fits right into that category, with its market cap exceeding this threshold, reflecting its substantial size and influence in the regulated electric industry. It sells electricity to customers in 13 counties in the United States including Ohio, Michigan, and Kentucky.