Issaquah, Washington-based Costco Wholesale Corporation (COST) operates membership warehouses in the United States and internationally. The company has a market cap of $445 billion and offers merchandise, including sundries, dry groceries, candies, coolers, freezers, deli, liquor, and tobacco, as well as non-food merchandise, including appliances, small electronics, health and beauty aids, and more.
Companies with a market cap of $200 billion or more are typically referred to as "mega-cap stocks." COST Energy fits squarely into that category, with its market cap exceeding this threshold and reflecting its substantial size and influence in the discount stores industry.