
EQT Corporation (EQT), with a market cap of $31.6 billion, engages in the production, gathering, and transmission of natural gas. Founded in 1888, the Pittsburgh, Pennsylvania-based company sells natural gas and natural gas liquids to marketers, utilities, and industrial customers located in the Appalachian Basin.
Companies worth $10 billion or more are generally described as "large-cap stocks," EQT Corporation fits right into that category, with its market cap exceeding this threshold, reflecting its substantial size, influence, and dominance in the oil and gas industry.