The Biggest Companies in the United Kingdom by Market Capitalization (March 23, 2023)

As of March 23, 2023, with its market capitalization of $208 billion, ASTRAZENECA PLC is the most valuable company in the United Kingdom, according to the CEOWORLD magazine. The list places MICROSOFT CORPORATION as the second most valuable company in the United Kingdom, towering at a $195 billion valuation, followed by HSBC HOLDINGS PLC with a market cap of $136 billion, UNILEVER PLC with a market cap of $129 billion, and BP PLC with a market cap of $110 billion.

Market cap (i.e., market capitalization) is an essential metric in ascertaining the comparative value of firms concerning trading opportunities. We have used the latest market cap data published by the New York Stock Exchange (NYSE), the London Stock Exchange, or other most prominent global stock exchanges to rank the companies.

In the latest CEOWORLD magazine ranking the companies, RIO TINTO PLC ranks in sixth place, with a market cap of $109 billion, and DIAGEO PLC ranks in seventh, with a market cap of $99 billion. BRITISH AMERICAN TOBACCO PLC places eighth in the list, with a market cap of $81 billion; meanwhile, GSK PLC ranks ninth with a market cap of $70 billion, and GLENCORE PLC ranks tenth with a market cap of $69 billion.

Ranked: Biggest Companies in the United Kingdom by Market Capitalization (March 23, 2023)

1. ASTRAZENECA PLC: $208 billion
2. SHELL PLC: $195 billion
3. HSBC HOLDINGS PLC: $136 billion
4. UNILEVER PLC: $129 billion
5. BP PLC: $110 billion
6. RIO TINTO PLC: $109 billion
7. DIAGEO PLC: $99 billion
8. BRITISH AMERICAN TOBACCO PLC: $81 billion
9. GSK PLC: $70 billion
10. GLENCORE PLC: $69 billion
11. RELX PLC: $60 billion
12. RECKITT BENCKISER GROUP PLC: $52 billion
13. LONDON STOCK EXCHANGE PLC: $51 billion
14. NATIONAL GRID PLC: $47 billion
15. COMPASS GROUP PLC: $42 billion
16. ANGLO AMERICAN PLC: $38 billion
17. LLOYDS BANKING GROUP PLC: $38 billion
18. CRH PLC: $37 billion
19. HALEON PLC: $7 billion
20. PRUDENTIAL PLC: $35 billion

Have you read?
The world’s top 20 most travel-obsessed countries, 2023.
The most Twitter-obsessed countries revealed, 2023.
The world’s top 10 most popular luxury brands for 2023.
The most fast food-obsessed countries in the world, 2023.
Who Are the Richest Sports Owners in the World, 2023?