Walmart Inc

Walmart operates a global network of retail stores and e-commerce platforms. Its core business is selling groceries (about 60% of U.S. revenue), general merchandise, and fuel to everyday consumers through its Walmart-branded supercenters and Sam's Club membership warehouse clubs. It earns revenue primarily through product sales, with Sam's Club adding a membership fee layer. Customers are general consumers across income levels, with over 270 million shopping weekly. Operations are concentrated in the U.S. but include significant presence in Mexico and a growing position in India.