I like to shop at Walmart
Wal-Mart Stores, Inc., doing business as Walmart, is an American multinational retail 
That is correct
A brief history shows that  Headquartered in Bentonville, Arkansas, the company was founded by Sam Walton in 1962 
The company was listed on the New York Stock Exchange in 1972
Yeah,its a major franchise.  11,703 stores and clubs in 28countries, operating under 59 different name
The company operates under the name Walmart in the United States and Canada, as Walmart de México y Centroamérica in Mexico and Central America, as Asda in the United Kingdom, as the Seiyu Group in Japan,
500 list in 2018. It is also the largest private employer in the world with 2.2million employees. It is a publicly traded family-owned business, as the company is controlled by the Walton family. Sam Walton's heirs own over 50-percent of Walmart through their holding company Walton Enterprises and through their individual holdings. Walmart was the largest U.S. grocery retailer in 2019, and 65-percent of Walmart's sales came from U.S. operations.
Walmart was listed on the New York Stock Exchange in 1972. By 1988, it was the
Walmart
Walmart Inc. (; formerly Wal-Mart Stores, Inc.) is an American multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores, headquartered in Bentonville, Arkansas. The company was founded by Sam Walton in 1962 and incorporated on October 31, 1969. It also owns and operates Sam's Club retail warehouses. Walmart has 11,368 stores and clubs in 27countries, operating under 55 differentnames. The company operates under the name Walmart in the United States and Canada, as Walmart de México