Top 35 Companies of the UK100 Index (FTSE 100) by Market Cap

The top 35 companies of the UK100 index in terms of market capitalization are listed below. London Stock Exchange is one of the largest and most active stock exchanges in the world. Investing with many top British companies gives us so many trading opportunities.

The United Kingdom is one of the strongest and largest economies worldwide. It is also one of the richest countries in the world for many centuries. On this page, we’re sharing the top 35 and biggest companies listed on the FTSE 100 index.

What is UK100 Index?

UK100 index is also known as FTSE 100 index (Financial Times Stock Exchange 100 index), UK 100 Spot index, and “Footsie.” It is a stock market index comprising of the 100 largest blue-chip companies traded on the London Stock Exchange in terms of market capitalization.

top 35 companies uk100 index

Top 35 List of Companies of the UK100 Index in 2024

Like many other stock market indices, the UK100 index goes through portfolio adjustment and re-balancing every quarter. The 100 stocks listed are screened according to their strict criteria for FTSE inclusion eligibility. A company could enter or exit after the evaluation.

The following are the top 35 companies listed on the FTSE 100 index in terms of market cap as of April 8, 2024.

CompanyMarket Cap. (in GBP)
Shell177.66 Billion
AstraZeneca166.43 Billion
HSBC Holdings121.60 Billion
Unilever Group96.89 Billion
BP85.87 Billion
GSK67.38 Billion
Diageo64.80 Billion
Rio Tinto Group63.80 Billion
RELX62.25 Billion
Glencore56.55 Billion
British American Tobacco52.62 Billion
London Stock Exchange Group50.42 Billion
National Grid39.87 Billion
BAE Systems39.75 Billion
Compass Group37.85 Billion
Rolls-Royce Holdings35.26 Billion
Lloyds Banking Group34.34 Billion
Experian31.25 Billion
Reckitt Benckiser Group30.68 Billion
Haleon29.67 Billion
Barclays29.11 Billion
Anglo American28.22 Billion
Flutter Entertainment27.88 Billion
3i Group27.43 Billion
Ashtead Group25.11 Billion
NatWest Group24.50 Billion
Antofagasta21.66 Billion
Tesco20.57 Billion
Prudential20.01 Billion
Vodafone Group18.98 Billion
Associated British Foods18.74 Billion
Standard Chartered18.33 Billion
SSE17.77 Billion
Legal & General Group15.23 Billion
Imperial Brands15.20 Billion

Top 35 Stocks of UK100 Index by Market Cap

1. Shell (SHEL)

Royal Dutch Shell rebranded into Shell. Shell is a British-Dutch multinational oil and gas company. It is one of the largest companies in the world in terms of revenue. The oil giant is also listed on many stock exchanges, including the New York Stock Exchange and London Stock Exchange. It’s always among the top UK100 index companies.

2. AstraZeneca (AZN)

AstraZeneca is a British-Swedish global, science-led pharmaceutical company that discovers, develops, manufactures, and markets medicines used by millions of patients worldwide. Their scientific breakthroughs to cancer treatment, cardiovascular diseases, diabetes, covid19 vaccine, and many more medications continue to contribute to the world’s health care.

3. HSBC Holdings (HSBA)

HSBC is one of the largest banking and financial services companies in the world and the biggest one in Europe. The company operates in 62 countries and territories across Europe, Asia, North and Latin America, the Middle East, and North Africa. They serve more than 39 million customers worldwide.

4. Unilever Group (ULVR)

Unilever is one of the biggest consumer goods companies in the world. Founded in 1929, it houses popular brands like Lipton, Dove, Surf, Clear, Magnum, Knorr, Sunsilk, Creamsilk, Rexona, Vaseline, Lux, Axe, Lifebuoy, and many more. Over 3.4 billion people use Unilever products every day. It is one of the top UK100 stocks chosen by long term investors.

5. BP (British Petroleum)

British Petroleum (BP) is one of the Big Seven oil and gas companies in the world. It operates in Europe, North and South America, Australia, Asia, and Africa. British Petroleum has more than 67,600 employees. The oil giant has over £85 billion market cap.

6. GSK (GSK)

GlaxoSmithKline (GSK) is one of the largest pharmaceutical companies in the world. The company is headquartered in London, England. GSK has over £67 billion market cap. The global healthcare company has a wide portfolio of innovative medicines in respiratory, HIV, immuno-inflammation, and oncology.

7. Diageo (DGE)

Diageo is a British beverage alcohol company, one of the world’s largest producers of spirits and beers. They have a wonderful collection of over 200 brands, including the famous J&B, Johnnie Walker, Black & White, Smirnoff, Baileys, Guinness, and many more.

8. Rio Tinto Group (RIO)

Rio Tinto Group has offices in London and Melbourne. The company is the world’s second-largest metals and mining corporation, producing iron ore, aluminum, copper, diamonds, gold, and uranium.


RELX is a global provider of information-based analytics and decision tools for professionals. RELX shares are also available to trade on the London, Amsterdam, and New York Stock Exchange.

10. Glencore (GLEN)

Glencore is a well-known commodity trading and mining company founded in 1970. The Anglo-Swiss company produces more than 60 commodities through approximately 60 assets and operates in more than 35 countries.

11. British American Tobacco (BATS)

British American Tobacco company was established in 1902 in London. It manufactures and sells cigarettes and tobacco products. Their popular brands include Dunhill, Lucky Strike, Kent, and Pall Mall.

12. London Stock Exchange Group (LSEG)

London Stock Exchange Group is a global financial market infrastructure company. It owns the London Stock Exchange, one of the world’s oldest stock exchanges. LSEG also operates the popular FTSE Russell Indices.

13. National Grid (NG.)

National Grid is a British electricity and gas utility company with a subsidiary in the North-Eastern United States. In the US, they serve the energy needs of more than 20 million people in New York, Rhode Island, and Massachusetts. In the UK, it operates the National Grid, a high-voltage electric power transmission network that connects major power stations.

14. BAE Systems (BA.)

BAE Systems is a global defense, security, and aerospace company, headquartered in London, United Kingdom. They have a wide range of products and services that covers air, land, and naval forces, as well as advanced electronics, security, information technology, and support solutions.

15. Compass Group (CPG)

Compass Group is the world’s largest contract food-service company. They operate in 35 countries and serve over 5.5 billion meals per year. Some of their clients include Google, Coca-Cola, Intel, Boeing, Microsoft, HSBC, Nike, and many more huge corporations.

16. Rolls-Royce Holdings (RR)

Rolls-Royce Holdings is a giant global power company specializing in state-of-the-art technologies to design and develop advanced and safe air, sea, and land solutions. The British luxury automaker brand is among the top constituents of the FTSE 100 index.

17. Lloyds Banking Group (LLOY)

Lloyds Banking Group is a massive British financial institution. This banking empire owns famous brands including the Lloyds Bank, The Bank of Scotland, Scottish Widows, and Halifax. Lloyd’s Banking Group is now among the leading constituents of the FTSE 100 index.

18. Experian (EXPN)

Experian is an Irish firm and one of the world’s leading global information services companies. They provide consumer and business credit reporting, analytical, and marketing solutions. The company has over £31 billion market capitalization.

19. Reckitt Benckiser Group (RKT)

Reckitt Benckiser Group is a global consumer goods company based in England and the Netherlands. They produce trusted brands like Clearasil, Enfa, Gaviscon, Lysol, Strepsils, Varnish, Veet, and many popular names.

20. Haleon (HLN)

Haleon is the Consumer Health unit of GSK (GlaxoSmithKline). It was established on July 18, 2022. The name “Haleon” means a combination of “in good health” and “strength.” The British healthcare company has over £30 billion market cap.

21. Barclays (BARC)

Barclays is a global investment bank and financial services company. It was established in 1690 in London, making it one of the oldest banks in the world. Built over centuries, that is an extraordinary achievement. Their businesses include consumer banking and payments operations, as well as a top-tier, full service, global corporate and investment bank.

22. Anglo American (AAL)

Anglo American is the world’s largest producer of platinum and has operations on all five continents. The company is also a significant producer of diamonds, copper, nickel, iron ore, and coal. It was established in Johannesburg, South Africa, and is also based in London, UK.

23. Flutter Entertainment (FLTR)

Flutter Entertainment is an international sports betting, gaming, and entertainment business with over six million customers around the world. The company has a market cap of over £27 billion.

24. 3i Group (III)

3i Group is a huge international investment company founded in 1945 by the Bank of England. Its business is focused on private equity and infrastructure. 3i Group has £32.9 billion total assets under management as of March 2023.

25. Ashtead Group (AHT)

Ashtead Group is a British industrial equipment rental company. With over £25 billion market capitalization, Ashtead Group belongs to the top 100 companies on the London Stock Exchange.

26. NatWest Group (NWG)

NatWest Group is a banking and financial services company in the United Kingdom. Their brands include NatWest, The Royal Bank of Scotland, Ulster Bank, Coutts, Child & Co., Drummonds, and Holt’s Military Banking. Their history of banking goes back for hundreds of years.

27. Antofagasta (ANTO)

Antofagasta is a Chile-based copper mining company with interests in transport. This company has over £21 billion market capitalization. Antofagasta is among the top components of the FTSE 100 index.

28. Tesco (TSCO)

Tesco is among the biggest grocery retailers in the world. Tesco achieved £57.7 billion in group sales as reported from its 2023 financial highlights. The company operates in 4,858 stores in the United Kingdom, Ireland, Czech Republic, Slovakia, and Hungary. Currently, it has over £20 billion market cap.

29. Prudential (PRU)

Prudential is a life and financial services provider company founded in 1848 in London, England. It has a long history of helping people live better by managing and growing their savings and investments. Prudential is among the largest insurance companies in the world today.

30. Vodafone (VOD)

Vodafone is a giant telecommunications company in London, United Kingdom. It is one of the biggest telecom companies in the world. According to its 2023 annual report, Vodafone had more than 323 million mobile customers, 28 million broadband subscribers, and 21 million TV customers.

31. Associated British Foods (ABF)

Associated British Foods is a global food, ingredients, and retail company based in London, England. They operate in 55 countries, and they diversify their group of businesses into five segments: sugar, agriculture, retail, grocery, and ingredients. Their famous brands include Twinings, Ovaltine, The Silver Spoon Company, Speedibake, Westmill, ABSugar, Primark, and many more.

32. Standard Chartered (STAN)

Standard Chartered is a British company providing banking and financial services with over 160 years in banking business. The company has presence in 52 countries and territories in Europe, Americas, Asia, the Middle East, and Africa.

33. SSE (SSE)

SSE is a British energy company and a leading generator of renewable electricity in the United Kingdom and Ireland and one of the largest electricity network companies in the UK.

Legal & General Group is a financial and insurance company in the United Kingdom. It is the UK’s largest provider of individual life insurance products and the biggest manager of corporate pension schemes.

35. Imperial Brands (IMB)

Imperial Brands is a British global consumer-focused company and among the world’s largest international tobacco company. Their famous brands include Winston, Davidoff, West, Backwoods, Dutch Masters, Blu, Pulze and many more.

Who Should Invest in UK100 Index companies?

1. Those who want to invest in British brands

UK 100 index is a basket of 100 most prominent companies from the United Kingdom like Unilever, HSBC, GlaxoSmithKline, Shell, Vodafone, Lloyd’s, Barclays, Tesco, Burberry, Rolls-Royce, IAG (International Consolidated Airlines Group), and many more. If you want to have exposure to UK stocks, this index suits your portfolio.

2. Long term Investors

The FTSE 100 is one of the world’s leading indices, and it is composed of well-established, resilient, and highly regulated companies in the United Kingdom.

The 100 components of UK 100 index are selected carefully, and the allocation spans around different industries – technology, financial services, pharmaceuticals and biotechnology, automobiles, oil and gas, utilities, insurance, retail, media, travel, telecommunications, retail, and health care.

The index is created for growth. If you’re looking at the UK100 chart, it is driving the uptrend direction amidst market crashes and corrections. Thus, investors who want a long-term growth portfolio with minimal risk select an index like the UK100.

3. Active traders

UK100 index is one of the most actively traded indexes in the world. Likewise, many of its constituents are among the most traded stocks. If you are an active trader whose time zone is compatible with the London Stock Exchange trading hours, you can find a lot of opportunities here.

4. Those who want to diversify with UK stocks

Diversification helps investors to minimize risks and losses because their funds are distributed to different stocks from different business sectors. For instance, when there is a downtrend in the tech sector, your entire equity will not hurt so much because your money is invested across different industries.

How to Trade Proportional Shares of UK100 Index?

Not everyone could afford to buy one equivalent share of the UK100 index because it’s currently over £7,800 per share. Fortunately, we can invest proportional shares for as low as $1,000 (for non-leveraged CFD trades) using an online broker that offers UK shares (check your country for any licensed broker).

Similarly, some can invest proportional shares of UK stocks for as low as $10. It is very convenient and affordable to allocate our investment funds across different stocks.

Note that retail investor accounts lose money when trading CFDs. You should consider whether you can afford to take the high risk of losing your money.

Best ETFs that Track the UK100 Index:

  • iShares Core FTSE 100 UCITS ETF
  • Vanguard FTSE 100 UCITS ETF

World’s Top Indices:

Disclaimer: This content is for information purposes only and should never be considered as professional advice or endorsement of a particular investment. Every investor has a different risk tolerance and goal. Always do your own research or hire an expert before investing in any asset. All investments have risks. Risk only the money you’re not afraid to lose.

About Fehl Dungo

Founder of DailyPik, entrepreneur, and tech investor. She has a Degree in Accountancy and background in Finance. She analyzes stocks everyday. Connect with Fehl on Facebook

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