Big winners on 'Fortune 500' list: Walmart; Exxon Mobil; Amazon

— Time File photo taken in 2018 shows a Walmart sign outside one of the retail giant's stores in Chicago, Ill.(Photo: Scott Olson, Getty Images) Walmart is the biggest winner in Fortune magazine's annual Fortune 500 ranking of the nation's largest corporations, grabbing the top spot for the sixth year in a row and the 14th time ever

— The Bentonville, Ark.-based retailing giant last year also became the first company in U.S. history to generate $500 billion in annual sales, Fortune reported Monday in the business magazine's rankings for 2017

— Electronic chip maker and artificial intelligence company Nvidia soared more than 80 spots on this year's ranking and led all Fortune 500 companies in five-year annual returns to shareholders through 2017, the magazine said

— ) Only three companies have held the No. 1 spot on the Fortune 500 list since its creation in 1955: General Motors, Exxon Mobil, and Walmart

— (Photo: Gannettt via Merlin FTP Drop) Seventeen companies debuted on the Fortune 500 list for 2017, including fragrance and beauty product company Coty, beauty store chain Ulta Beauty, Conduent, a technology company that provides digital platforms for government and business, and Fortive, a technology company focused on field instrumentation, transportation, and other sectors