Tesco
Grocery retail and wholesale · United Kingdom
Tesco is a leading multinational grocery retailer that sells food, clothing and general goods through about 3,700 Tesco stores and online in the UK, Ireland and Central Europe, supplies caterers and independent shops through Booker, and earns extra income from Clubcard data, advertising, mobile and insurance.
What makes it different
The supermarket is also the UK’s biggest virtual mobile network.
> 5.5MTesco Mobile customersFY2025/26
Tesco Mobile, a joint venture with O2, adds a telecoms customer base to the grocery business.
How big it is
How big is Tesco?
£73.7BRevenue2025/26
5,126Stores2026
340,000+Colleagues2025/26
How it makes money 2025/26
Mostly UK stores, plus wholesale.
- UK & ROI81%£59.9B
- Booker13%£9.2B
- Central Europe6%£4.6B
How the business works
Sell food. Know shoppers. Sell the insight.
- 1Food in stores, online, wholesale
- 2Clubcard data on shoppers
- 3Supplier media and insight
Clubcard data lets suppliers pay for targeted offers and advertising, adding capital-light income to food retail.
Who owns it
- BlackRock, Inc.6.64%
CEO: Ken Murphy
Who it competes with
Key moments
- 1919Jack Cohen starts a market stall
- 1929First Tesco store opens in Burnt Oak
- 1947Tesco floats on the stock exchange
- 1948First self-service store opens
- 1995Expansion into Central Europe starts in Hungary
Sources
Every number on this page comes from Tesco's own reports.
Full profile
The rest of the story is in the app.
What Tesco tracks28 metrics
Stores
UK market share
Group net promoter score
Results, quarter by quarterwith a chart
Revenue
Profit
Margin
Where the money comes from6 regions
United Kingdom
Booker (UK wholesale)
Republic of Ireland
The full timeline21 moments
2003
2020
2025
Tesco vs Aldiside by side
Revenue
Profit
People
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