LSE Top Companies List by Market Cap as of August 2026

LSE Top Companies List by Market Cap as of August 2026, LSE Biggest 500 Companies List by Market Cap, LSE Largest 500 Companies List by market cap as of August 2026.
LSE Top Companies List by Market Cap in 2026
LSE Stock Exchange Top Companies List by Market Cap as of August 2026, LSE Stock Exchange Largest Companies List by Market Cap as of August 2026.

  1. Watches of Switzerland Group

    World Rank (Aug-2026)
    5,839
    Market Cap (Aug-2026)
    2.315 Billion USD
    World Rank (Jan-05-2024)
    5,441
    Market Cap (Jan-05-2024)
    2.150 Billion USD
    World Rank (Jul-30-2023)
    5,372
    Market Cap (Jul-30-2023)
    2.214 Billion USD
    World Rank (Dec-25-2022)
    4,844
    Market Cap (Dec-25-2022)
    2.365 Billion USD
    World Rank (Jan-07-2022)
    3,458
    Market Cap (Jan-07-2022)
    4.69 Billion USD
    Annual Revenue in USD
    1,458 Million USD
    Annual Net Income in USD
    119 Million USD
    Annual Results for Period Ending
    Apr-2022 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile

    Watches of Switzerland Group is a Luxury Watches and Jewelry Experience company. The company annual revenue is £810.5 million, operated 135 stores in UK, 22 stores in the US and employees is more than 2,000 as per 2020. It has been established through a network which includes multi brand stores, a presence in travel retail, a strong online platform and a growing portfolio of mono brand boutiques in partnership with Rolex, TAG Heuer, OMEGA, Audemars Piguet and Breitling. The headquarters is in UK.

    Company Website
    WATCHES OF SWITZERLAND GROUP

  2. OSB Group Plc

    World Rank (Aug-2026)
    5,842
    Market Cap (Aug-2026)
    2.314 Billion USD
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile

    OSB Group Plc is a mortgage lending and retail savings group company.
    Headquarters is in UK.

    Company Website
    OSB Group Plc
    Wikipedia
    Wikipedia

  3. Chemring Group

    World Rank (Aug-2026)
    5,848
    Market Cap (Aug-2026)
    2.309 Billion USD
    World Rank (Jan-05-2024)
    7,615
    Market Cap (Jan-05-2024)
    1.228 Billion USD
    World Rank (Jul-30-2023)
    8,537
    Market Cap (Jul-30-2023)
    1.040 Billion USD
    World Rank (Dec-25-2022)
    1,334
    Market Cap (Dec-25-2022)
    11.868 Billion USD
    World Rank (Jan-07-2022)
    8,812
    Market Cap (Jan-07-2022)
    1.12 Billion USD
    Annual Revenue in USD
    568 Million USD
    Annual Operating Income in USD
    67 Million USD
    Annual Net Income in USD
    61 Million USD
    Annual Results for Period Ending
    Nov-2022 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile
    Chemring Group is a Market Countermeasures, Sensors and Energetics Capabilities Solution company. It design, development and manufacture of advanced expendable countermeasures and countermeasure suites for protecting air, sea and land platforms against the growing threat of guided missiles. The company is having over 350 scientists, engineers and consultants, sensors and information sector continues to invest in technologies that safeguard and protect in an uncertain. The headquarters is in UK.
    Company Website
    CHEMRING GROUP

  4. OneSavings Bank

    World Rank (Aug-2026)
    5,850
    Market Cap (Aug-2026)
    2.308 Billion USD
    World Rank (Jan-05-2024)
    5,247
    Market Cap (Jan-05-2024)
    2.289 Billion USD
    World Rank (Jul-30-2023)
    4,885
    Market Cap (Jul-30-2023)
    2.538 Billion USD
    World Rank (Dec-25-2022)
    4,731
    Market Cap (Dec-25-2022)
    2.447 Billion USD
    World Rank (Jan-07-2022)
    4,477
    Market Cap (Jan-07-2022)
    3.35 Billion USD
    Annual Net Income in USD
    458 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile
    OneSavings Bank is a Retail Savings Franchise and Private Banking company. Net Profit as per 2019 is 158.80 (£m). Total Assets as per 2019 is 21,417.10 (£m).Total Liabilities as per 2019 is 19,940.10 (£m). The headquarters is in UK.
    Company Website
    ONESAVINGS BANK

  5. Personal Assets Trust

    World Rank (Aug-2026)
    5,853
    Market Cap (Aug-2026)
    2.306 Billion USD
    World Rank (Jan-05-2024)
    5,386
    Market Cap (Jan-05-2024)
    2.185 Billion USD
    World Rank (Jul-30-2023)
    5,226
    Market Cap (Jul-30-2023)
    2.309 Billion USD
    World Rank (Dec-25-2022)
    5,057
    Market Cap (Dec-25-2022)
    2.241 Billion USD
    World Rank (Jan-07-2022)
    5,627
    Market Cap (Jan-07-2022)
    2.38 Billion USD
    Annual Revenue in USD
    130 Million USD
    Annual Net Income in USD
    125 Million USD
    Annual Results for Period Ending
    Mar-2022 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile
    Personal Assets Trust is a private investment company. The company annual revenue is 138.8 million GBP, annual net income is 130 million GBP and total assets are 1,506.9 million GBP as on 2021. The headquarters is in UK.
    Company Website
    PERSONAL ASSETS TRUST

  6. Mitchells & Butlers

    World Rank (Aug-2026)
    5,883
    Market Cap (Aug-2026)
    2.291 Billion USD
    World Rank (Jan-05-2024)
    5,789
    Market Cap (Jan-05-2024)
    1.937 Billion USD
    World Rank (Jul-30-2023)
    6,247
    Market Cap (Jul-30-2023)
    1.748 Billion USD
    World Rank (Dec-25-2022)
    8,367
    Market Cap (Dec-25-2022)
    0.997 Billion USD
    World Rank (Jan-07-2022)
    6,116
    Market Cap (Jan-07-2022)
    2.09 Billion USD
    Annual Revenue in USD
    2,836 Million USD
    Annual Operating Income in USD
    307 Million USD
    Annual Net Income in USD
    17 Million USD
    Annual Results for Period Ending
    Sep-2022 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile
    Operates restaurants, bars, pubs. Headquarters is in UK.
    Company Website
    MITCHELLS & BUTLERS

  7. Law Debenture Corporation

    World Rank (Aug-2026)
    5,898
    Market Cap (Aug-2026)
    2.282 Billion USD
    World Rank (Jan-05-2024)
    7,241
    Market Cap (Jan-05-2024)
    1.344 Billion USD
    World Rank (Jul-30-2023)
    7,288
    Market Cap (Jul-30-2023)
    1.359 Billion USD
    World Rank (Dec-25-2022)
    7,540
    Market Cap (Dec-25-2022)
    1.198 Billion USD
    World Rank (Jan-07-2022)
    7,885
    Market Cap (Jan-07-2022)
    1.36 Billion USD
    Annual Revenue in USD
    225 Million USD
    Annual Net Income in USD
    174 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    UK
    Yahoo @ LSE
    Company Profile
    Law Debenture Corporation is an investment trust company with an independent professional services business. The company annual revenue is 35 million GBP and total assets are 886.5 million GBP as on 2020. The headquarters is in UK.
    Company Website
    LAW DEBENTURE CORPORATION
    Wikipedia
    Wikipedia

  8. IWG

    World Rank (Aug-2026)
    5,946
    Market Cap (Aug-2026)
    2.250 Billion USD
    World Rank (Jan-05-2024)
    5,286
    Market Cap (Jan-05-2024)
    2.260 Billion USD
    World Rank (Jul-30-2023)
    5,898
    Market Cap (Jul-30-2023)
    1.920 Billion USD
    World Rank (Dec-25-2022)
    5,604
    Market Cap (Dec-25-2022)
    1.903 Billion USD
    World Rank (Jan-07-2022)
    3,851
    Market Cap (Jan-07-2022)
    4.06 Billion USD
    Annual Revenue in USD
    2,955 Million USD
    Annual Net Income in USD
    -271 Million USD
    Annual Results for Period Ending
    Dec-2021 ending year
    Headquarters Country
    Luxembourg
    Yahoo @ Frankfurt
    Company Profile

    IWG has 30 years of experience in delivering the best real estate solutions for businesses and leasing office spaces. The headquarters is in Luxembourg.

    IWG has presence in 3,388 locations in more than 110 countries and in more than 1100 cities.

    Company Website
    IWG

  9. Hastings Group Holdings

    World Rank (Aug-2026)
    5,960
    World Rank (Jan-05-2024)
    5,960
    World Rank (Jul-30-2023)
    5,960
    World Rank (Dec-25-2022)
    5,960
    World Rank (Jan-07-2022)
    5,960
    Headquarters Country
    UK
    Company Profile
    Hastings Group Holdings is a Insurance company. It is has delivers straightforward products and services to 2.85 million car, bike, van and home insurance customers and employs over 3,300 colleagues across sites in Bexhill, Leicester, London and Gibraltar. The headquarters is in UK.

  10. Gamesys Group

    World Rank (Aug-2026)
    5,978
    World Rank (Jan-05-2024)
    5,978
    World Rank (Jul-30-2023)
    5,978
    World Rank (Dec-25-2022)
    5,978
    World Rank (Jan-07-2022)
    5,978
    Annual Revenue in USD
    1,004 Million USD
    Annual Net Income in USD
    93 Million USD
    Annual Results for Period Ending
    Dec-2020 ending year
    Headquarters Country
    UK
    Company Profile
    Gamesys Group is leading operator of online casino and bingo-led brands games. They focus on building a diverse portfolio of distinctive and recognisable brands that deliver best-in-class player experience and gaming content to a global audience. The company shares are listed on London Stock Exchange, while the exchangeable shares are listed on the Toronto Stock Exchange. The headquarters is in UK.
    Company Website
    GAMESYS GROUP

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