United Kingdom's main stock market index, the GB100, fell to 9636 points on October 27, 2025, losing 0.10% from the previous session. Over the past month, the index has climbed 3.62% and is up 16.30% compared to the same time last year, according to trading on a contract for difference (CFD) that tracks this benchmark index from United Kingdom. United Kingdom Stock Market Index (GB100) - values, historical data, forecasts and news - updated on October of 2025.

Between the first quarter of 2007 and the fourth quarter of 2024, the lowest market capitalization of all companies listed on the London Stock Exchange (LSE) was recorded in the first quarter of 2009, at *** trillion British pounds. As of the fourth quarter of 2024, the market capitalization of the entire LSE amounted to *** trillion British pounds. Although the value of companies trading has fluctuated and increased overall, a downward trend can be seen in the number of companies listed on the LSE.

London Stock Exchange stock price, live market quote, shares value, historical data, intraday chart, earnings per share and news.

Graph and download economic data for Financial Market: Share Prices for United Kingdom (SPASTT01GBM661N) from Dec 1957 to Sep 2025 about stock market and United Kingdom.

Largest UK companies by market cap

The largest UK companies by market cap are those listed on the UK stock exchange with the highest total value of all shares, representing their perceived worth by investors. These companies, such as BP, Shell, Unilever, HSBC Holdings, and GlaxoSmithKline, are considered some of the most valuable and powerful in the country, with a significant impact on the global economy. AstraZeneca, Rio Tinto, and Reckitt Benckiser are also notable high-market cap companies in the UK, reflecting their strong foothold in their respective markets.

Key information about United Kingdom FTSE 100

• United Kingdom FTSE 100 closed at 8,809.7 points in Feb 2025, compared with 8,674.0 points at the previous month end
• UK Equity Market Index: Month End: FTSE 100 data is updated monthly, available from Jan 1984 to Feb 2025, with an average number of 5,430.8 points
• The data reached an all-time high of 8,809.7 points in Feb 2025 and a record low of 1,010.1 points in Jul 1984

FTSE Russell provides FTSE 100 Index, which is the key benchmark in the UK.


Further information about United Kingdom FTSE 100

• In the latest reports, FTSE All-Share recorded a daily P/E ratio of 14.4 in Jul 2022

As of May 2025, the pharmaceutical company AstraZeneca was the leading company listed on the London Exchange (LSE), with a market capitalization of 159 billion British pounds. This made them the largest of all companies listed on the LSE. Seen as the heart of the global financial community, the London Stock Exchange is the second-largest stock market in Europe and ranks eighth globally. Key information The London Stock Exchange (LSE) is among the largest stock market operators globally and ranks 11th in terms of the oldest stock exchanges in existence, with 224 years of operation as of 2025. Performance after Covid The COVID-19 pandemic had a profound effect on the global economy, causing considerable volatility on the stock market. The London Stock Exchange (LSE) saw a notable decline in the market capitalization value of its listed companies, reaching its lowest value in March 2020 at approximately three trillion British pounds in correlation with a surge in the average daily number of trades, which peaked at over two billion. Following this initial reaction, the LSE observed a decrease in the average daily active traders, alongside a gradual recovery in the market capitalization of the listed companies.

As of February 2025, British holding bank HSBC Holdings Plc was the leading finance company listed on the London Stock Exchange (LSE) with a total market capitalization of almost 166 billion British pounds. Second in the ranking was Spanish bank Banco Santander S.A., with a market cap of nearly 77.7 billion U.S. dollars.

Stock market return (%, year-on-year) in United Kingdom was reported at 14.38 % in 2021, according to the World Bank collection of development indicators, compiled from officially recognized sources. United Kingdom - Stock market return (%, year-on-year) - actual values, historical data, forecasts and projections were sourced from the World Bank on October of 2025.

This analysis presents a rigorous exploration of financial data, incorporating a diverse range of statistical features. By providing a robust foundation, it facilitates advanced research and innovative modeling techniques within the field of finance.

FTSE 100: Where to Next?

Financial data:

• Historical daily stock prices (open, high, low, close, volume)

• Fundamental data (e.g., market capitalization, price to earnings P/E ratio, dividend yield, earnings per share EPS, price to earnings growth, debt-to-equity ratio, price-to-book ratio, current ratio, free cash flow, projected earnings growth, return on equity, dividend payout ratio, price to sales ratio, credit rating)

• Technical indicators (e.g., moving averages, RSI, MACD, average directional index, aroon oscillator, stochastic oscillator, on-balance volume, accumulation/distribution A/D line, parabolic SAR indicator, bollinger bands indicators, fibonacci, williams percent range, commodity channel index)

Machine learning features:

• Feature engineering based on financial data and technical indicators

• Sentiment analysis data from social media and news articles

• Macroeconomic data (e.g., GDP, unemployment rate, interest rates, consumer spending, building permits, consumer confidence, inflation, producer price index, money supply, home sales, retail sales, bond yields)

Potential Applications:

• Stock price prediction

• Portfolio optimization

• Algorithmic trading

• Market sentiment analysis

• Risk management

Use Cases:

• Researchers investigating the effectiveness of machine learning in stock market prediction

• Analysts developing quantitative trading Buy/Sell strategies

• Individuals interested in building their own stock market prediction models

• Students learning about machine learning and financial applications

Additional Notes:

• The dataset may include different levels of granularity (e.g., daily, hourly)

• Data cleaning and preprocessing are essential before model training

• Regular updates are recommended to maintain the accuracy and relevance of the data

As of February 2025, Unilever Plc was the leading company among consumer staples companies on the London Stock Exchange in terms of its market capitalization, with a total value of over 111 billion British pounds. This was followed by British American Tobacco Plc and Diageo PLC, with values of over 68 billion and 48 billion British pounds, respectively.

United Kingdom UK: Stocks Traded: Total Value data was reported at 2,357.017 USD bn in 2014. This records an increase from the previous number of 1,675.053 USD bn for 2013. United Kingdom UK: Stocks Traded: Total Value data is updated yearly, averaging 487.920 USD bn from Dec 1975 (Median) to 2014, with 40 observations. The data reached an all-time high of 3,947.700 USD bn in 2007 and a record low of 19.361 USD bn in 1977. United Kingdom UK: Stocks Traded: Total Value data remains active status in CEIC and is reported by World Bank. The data is categorized under Global Database’s United Kingdom – Table UK.World Bank.WDI: Financial Sector. The value of shares traded is the total number of shares traded, both domestic and foreign, multiplied by their respective matching prices. Figures are single counted (only one side of the transaction is considered). Companies admitted to listing and admitted to trading are included in the data. Data are end of year values converted to U.S. dollars using corresponding year-end foreign exchange rates.; ; World Federation of Exchanges database.; Sum; Stock market data were previously sourced from Standard & Poor's until they discontinued their 'Global Stock Markets Factbook' and database in April 2013. Time series have been replaced in December 2015 with data from the World Federation of Exchanges and may differ from the previous S&P definitions and methodology.

As of February 2025, the largest bank listed on the London Stock Exchange (LSE) was the British-owned HSBC Holdings, with a market cap double that of the Spanish bank Santander S.A., the second-largest bank on the LSE.

London Stock Exchange reported GBP52.41B in Market Capitalization this October of 2025, considering the latest stock price and the number of outstanding shares.Data for London Stock Exchange | LSE - Market Capitalization including historical, tables and charts were last updated by Trading Economics this last October in 2025.

Key information about United Kingdom Market Capitalization

• United Kingdom Market Capitalization accounted for 3,182.091 USD bn in Feb 2025, compared with a percentage of 3,120.628 USD bn in the previous month
• UK Market Capitalization is updated monthly, available from Apr 1999 to Feb 2025
• The data reached an all-time high of 4,211.587 USD bn in Oct 2007 and a record low of 1,402.869 USD bn in Sep 2002

CEIC converts monthly Market Capitalization into USD. London Stock Exchange provides Market Capitalization in local currency. The Federal Reserve Board period end market exchange rate is used for currency conversions. Market capitalization includes only domestically listed companies. As of 2017, definitions from the revised Markets in Financial Instruments Directive (MiFID II) have been introduced.

Italy's main stock market index, the IT40, rose to 42873 points on October 27, 2025, gaining 0.91% from the previous session. Over the past month, the index has climbed 0.75% and is up 22.44% compared to the same time last year, according to trading on a contract for difference (CFD) that tracks this benchmark index from Italy. Italy Stock Market Index (IT40) - values, historical data, forecasts and news - updated on October of 2025.

As of February 2025, Rolls-Royce Holdings Plc was the leading company in the industrial goods and services sector on the London Stock Exchange (LSE), with a market capitalization of 63 billion British pounds. Second on the list was CRH Plc, with a value of 51.8 billion British pounds.

The statistic shows the highs and lows of the FTSE 100 Index between 2000 and 2024. The FTSE 100 Index is a share index of the 100 companies listed on the London Stock Exchange with the highest market capitalization. It remains one of the most widely used stock indices and is regarded as a gauge of business prosperity in the United Kingdom. In 2024, the FTSE reached a yearly high of 8,445.8 and a low of 7,446.29. London Stock Exchange As of May 2024, the number of companies trading on the London Stock Exchange stood at 1,775. These companies had a combined market capitalization of approximately 3.7 trillion British pounds and 553,000 daily average trades. Largest companies on the LSE As of March 2023, Shell Plc was the leading company listed on the London Stock Exchange in terms of market capitalization. This made them the largest of all companies trading shares on the LSE in 2023 from more than 70 countries globally. Seen as the heart of the global financial community, the London Stock Exchange is the second largest stock market in Europe and ranks seventh globally.

United Kingdom UK: Market Capitalization: Listed Domestic Companies: % of GDP data was reported at 64.629 % in 2008. This records a decrease from the previous number of 125.114 % for 2007. United Kingdom UK: Market Capitalization: Listed Domestic Companies: % of GDP data is updated yearly, averaging 87.239 % from Dec 1975 (Median) to 2008, with 34 observations. The data reached an all-time high of 177.400 % in 1999 and a record low of 6.368 % in 1980. United Kingdom UK: Market Capitalization: Listed Domestic Companies: % of GDP data remains active status in CEIC and is reported by World Bank. The data is categorized under Global Database’s United Kingdom – Table UK.World Bank.WDI: Financial Sector. Market capitalization (also known as market value) is the share price times the number of shares outstanding (including their several classes) for listed domestic companies. Investment funds, unit trusts, and companies whose only business goal is to hold shares of other listed companies are excluded. Data are end of year values.; ; World Federation of Exchanges database.; Weighted average; Stock market data were previously sourced from Standard & Poor's until they discontinued their 'Global Stock Markets Factbook' and database in April 2013. Time series have been replaced in December 2015 with data from the World Federation of Exchanges and may differ from the previous S&P definitions and methodology.

United Kingdom Turnover: Volume: AIM: Total data was reported at 133,953,298.006 Unit th in Mar 2025. This records an increase from the previous number of 101,747,335.128 Unit th for Feb 2025. United Kingdom Turnover: Volume: AIM: Total data is updated monthly, averaging 31,651,339.929 Unit th from Jan 2006 (Median) to Mar 2025, with 231 observations. The data reached an all-time high of 173,519,534.744 Unit th in Jul 2024 and a record low of 7,173,058.808 Unit th in Aug 2010. United Kingdom Turnover: Volume: AIM: Total data remains active status in CEIC and is reported by London Stock Exchange. The data is categorized under Global Database’s United Kingdom – Table UK.Z008: London Stock Exchange: Turnover: AIM Market.