Hackers were able to gain unauthorized access to credit card information for customers who made purchases at certain venues like taprooms and full table-service restaurants. The attackers targeted point-of-sale (POS) systems to siphon customer financial data. Whole Foods Market has around 500 stores in the United States, United Kingdom, and Canada, the company acquired by Amazon for $13.7 billion in late August. The company is already investigating the incident and has hired a cybersecurity firm to help it, the firm promptly reported the incident to law enforcement.”]
Source: https://securityaffairs.co/wordpress/63576/data-breach/whole-foods-market-hacked.html

