Understand any stock in simple English
Enter a ticker to learn what the company does and how it makes money.
Tesco PLC
Tesco runs supermarkets and convenience stores selling food and everyday household goods to shoppers in the UK, Ireland, and Central Europe.
Tesco is a supermarket chain: it buys food and everyday household goods in huge volumes and sells them to ordinary shoppers through stores and online. It is the biggest grocery retailer in the UK, with a store presence ranging from big out-of-town Extra hypermarkets down to small Express corner shops, plus a large delivery and click-and-collect business. It also operates in Ireland and in Central Europe (Czech Republic, Slovakia and Hungary).
The core money-making engine is the UK grocery business. Shoppers pay at the till, and Tesco's edge comes from scale: buying power that keeps prices low, a supply chain that gets fresh food onto shelves efficiently, and a loyalty scheme, Clubcard, that collects data on what people buy and lets Tesco target discounts. Private-label products — its own brands, from the cheap "Farm Brands" lines up to the premium "Finest" range — matter a lot, because Tesco keeps more margin on goods it brands itself than on big-name brands sold by rivals. Around groceries sits a smaller general-merchandise operation selling things like clothing and homeware. Tesco is not just a shop. Its banking arm, Tesco Bank, sells credit cards, loans, insurance and savings, though Tesco has been selling down most of the banking business to focus on retail. This matters because it shows Tesco's real ambition: to be a broad consumer business, not just a place to buy milk.
The competitive picture in the UK is brutal. Tesco fights discounters Aldi and Lidl on price, and J Sainsbury and Marks and Spencer on quality and range, while Amazon looms over online retail generally. Tesco's response has been aggressive cost-cutting, price-matching campaigns, and using Clubcard data to personalize offers. It generates solid free cash flow, which it uses to pay dividends and buy back shares, and it has spent heavily on store refurbishment and automation to protect its position. The honest verdict: Tesco is a mature, low-margin, high-volume machine whose strength is scale and whose weakness is that groceries are a tough, thin-profit business where small mistakes get punished fast.
Saved answer · last researched 14 Nov 2026