including one entirely devoted to filling online orders, a “dark store.” Still, Whole Foods accounts for slightly more than 1% of the national grocery market, according to Numerator.

Online retail giant Amazon is buying Whole Foods in a $13.7bn (£10.7bn) deal that marks its biggest push into traditional retailing yet. Amazon, which has long eyed the grocery business ...

The company is betting on small-format Daily Shops to win over fill-in consumers who make frequent grocery trips but buy only ...