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Richmond, Virginia-based CarMax, Inc. (KMX) is the largest retailer of used vehicles in the U.S. and one of the nation's largest operators of wholesale vehicle auctions. With a market cap of $8.7 billion, CarMax operates through Sales Operations and Auto Finance segments.
Companies worth between $2 billion and $10 billion are generally described as "mid-cap stocks." CarMax fits right into that category, with its market cap exceeding this threshold, reflecting its substantial size and influence in the auto & truck dealership industry.