The main stock market index in the United Kingdom (GB100) increased 479 points or 5.86% since the beginning of 2025, 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 March of 2025.

Between the first quarter of 2007 and the third 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 2.6 trillion British pounds. As of the third quarter of 2024, the market capitalization of the entire LSE amounted to 3.7 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.

As of January 29, 2025, the FTSE index stood at 8,557.81 points - well above its average value of around 7,500 points in the past few years.On the 12th of March 2020, amid the escalating crisis surrounding the coronavirus and fears of a global recession, the FTSE 100 suffered the second largest one day crash in its history and the biggest since the 1987 market crash. On the 23rd of March, the FTSE index saw its lowest value this year to date at 4,993.89 but has since began a tentative recovery. With the continuation of the pandemic, the FTSE 100 index was making a tentative recovery between late March 2020 and early June 2020. Since then the FSTE 100 index had plateaued towards the end of July, before starting a tentative upward trend in November. FTSE 100 The Financial Times Stock Exchange 100 Index, otherwise known as the FTSE 100 Index is a share index of the 100 largest companies trading on the London Stock Exchange in terms of market capitalization. At the end of March 2024, the largest company trading on the LSE was Shell. The largest ever initial public offering (IPO) on the LSE was Glencore International plc. European stock exchanges While nearly every country in Europe has a stock exchange, only five are considered major, and have a market capital of over one trillion U.S dollars. European stock exchanges make up two of the top ten major stock markets in the world. Europe’s biggest stock exchange is the Euronext which combines seven markets based in Belgium, France, England, Ireland, the Netherlands, Norway, and Portugal.

The total market capitalization of all companies trading on the London Stock Exchange (LSE) has taken a large hit during the early months of 2020, due mostly part to a mass sell-off of shares caused by the fears surrounding the global coronavirus (COVID-19) pandemic. Between December 2019 and March 2020, the total value of market capitalization decreased by more than 900 billion British pounds (GBP). The overall number of companies currently trading has also fallen, although the number of daily trades spiked in March 2020. As of December 2024, the total market value of all companies trading on the London Stock Exchange stood at over 3.52 trillion British pounds. European stock exchanges While almost every country has a stock Exchange, in Europe only 5 exchanges are considered major, with total market capital amounting to over one trillion euros. The London Stock Exchange is the second largest in Europe and ninth largest worldwide. As of December 2024, Europe’s largest stock exchange, Euronext had a total market capital of listed companies valued at approximately 6.44 trillion U.S. dollars.

As of March 2025, the pharmaceutical company AstraZeneca was the leading company listed on the London Exchange (LSE), with a market capitalization of 184 billion British pounds. This made them the largest of all 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.

United Kingdom Turnover: Volume: AIM: Total data was reported at 101,747,335.128 Unit th in Feb 2025. This records a decrease from the previous number of 132,512,271.282 Unit th for Jan 2025. United Kingdom Turnover: Volume: AIM: Total data is updated monthly, averaging 31,633,458.962 Unit th from Jan 2006 (Median) to Feb 2025, with 230 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.

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Prices for United Kingdom Stock Market Index (GB100) including live quotes, historical charts and news. United Kingdom Stock Market Index (GB100) was last updated by Trading Economics this March 27 of 2025.

The UK Capital Market Exchange Ecosystem is Segmented by Type of Market (primary Market and Secondary Market), Financial Instruments (debt and Equity), and Investors (retail Investors and Institutional Investors). The Report Offers Market Size and Forecasts for the UK Capital Market Exchange Ecosystem in Value (USD) for all the Above Segments.

United Kingdom Market Capitalisation: AIM: Basic Materials data was reported at 5,260.048 GBP mn in Oct 2018. This records a decrease from the previous number of 5,688.683 GBP mn for Sep 2018. United Kingdom Market Capitalisation: AIM: Basic Materials data is updated monthly, averaging 7,985.973 GBP mn from Jan 2006 (Median) to Oct 2018, with 154 observations. The data reached an all-time high of 20,688.600 GBP mn in Mar 2007 and a record low of 3,683.827 GBP mn in Jan 2016. United Kingdom Market Capitalisation: AIM: Basic Materials 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.Z006: London Stock Exchange: Market Capitalisation: AIM Market.

As of December 2024, the number of companies trading on the London Stock Exchange stood at 1,681 - a slight decrease from the previous month, and the lowest number of companies listed during the period under observation. These companies had a combined market capitalization of approximately 3.5 trillion British pounds and daily average trades of 568,000 in December 2024.

Graph and download economic data for Share Prices: All Shares/Broad: Total for United Kingdom (SPASTT01GBM657N) from Jan 1958 to Feb 2025 about stock market and United Kingdom.

United Kingdom Market Capitalisation: UK Main Market: Consumer Services data was reported at 266,815.360 GBP mn in Oct 2018. This records a decrease from the previous number of 284,424.390 GBP mn for Sep 2018. United Kingdom Market Capitalisation: UK Main Market: Consumer Services data is updated monthly, averaging 246,913.436 GBP mn from Feb 2017 (Median) to Oct 2018, with 21 observations. The data reached an all-time high of 284,424.390 GBP mn in Sep 2018 and a record low of 236,458.395 GBP mn in Feb 2017. United Kingdom Market Capitalisation: UK Main Market: Consumer Services data remains active status in CEIC and is reported by London Stock Exchange. The data is categorized under Global Database’s UK – Table UK.Z005: London Stock Exchange: Market Capitalisation: Main Market.

As of September 2023, the France-incorporated company Saint-Gobain was the second-largest construction company listed on the London Stock Exchange (LSE) with a market capitalization of approximately 34 billion British pounds. The leading construction company on the LSE was the Irish CRH, with a market cap of over 46 billion British pounds. Construction and materials companies on the exchange had a combined market capital value of 96 billion British pounds as of September 2024. CRH largest Irish company CRH, is an international group of enterprises which cover the construction process from materials and products, to distribution. CRH not only topped the London Stock exchange for construction companies, they are also the second largest company headquartered in Ireland in terms of turnover. London Stock Exchange As of June 2023, the London Stock Exchange had approximately 1,700 companies trading from more than 70 countries globally with a combined market capital of approximately 3.7 trillion British pounds (GBP). Seen as the heart of the global financial community, the London Stock Exchange is the second largest market in Europe and ranks eighth globally.

Between 2007 and 2024, the number of companies listed on the London Stock Exchange (LSE) decreased significantly. As of the third quarter of 2024, 1,720 companies were listed on the LSE, a decrease of 45 compared to the previous quarter.

The United Kingdom Data Center Market is segmented by Hotspot (London), by Data Center Size (Large, Massive, Medium, Mega, Small), by Tier Type (Tier 1 and 2, Tier 3, Tier 4) and by Absorption (Non-Utilized, Utilized). Market Volume in Megawatt (MW) is presented. Key Data Points observed include IT load capacity for existing and upcoming data centers, current and upcoming hotspots, average mobile data consumption, volume of fiber cable connectivity in KM, existing and upcoming submarine cables, rack space utilization, and number of data centers by tier.

United Kingdom Index: Month Average: Actuaries Share: FTSE Utilities data was reported at 7,259.510 30Dec1983=100 in Jul 2018. This records an increase from the previous number of 7,204.865 30Dec1983=100 for Jun 2018. United Kingdom Index: Month Average: Actuaries Share: FTSE Utilities data is updated monthly, averaging 3,873.108 30Dec1983=100 from Jan 1988 (Median) to Jul 2018, with 367 observations. The data reached an all-time high of 9,429.550 30Dec1983=100 in Jul 2016 and a record low of 1,059.314 30Dec1983=100 in Jan 1988. United Kingdom Index: Month Average: Actuaries Share: FTSE Utilities data remains active status in CEIC and is reported by Financial Times. The data is categorized under Global Database’s UK – Table UK.Z001: Financial Times Stock Exchange: Indices.

The report covers Top Hedge Funds in UK and the market is Segmented Based on the Core Investment Strategies (Equity, Alternative Risk Premia, Crypto, Equities others, Event-Driven, Fixed Income Credit, Macro, Managed Futures, Multi-Strategy, Relative Value). The report offers market size and forecasts for the UK Hedge Funds Market in value (USD Billion) for all the above segments.

Key information about United Kingdom Market Capitalization: % of GDP

• United Kingdom Market Capitalization accounted for 83.8 % of its Nominal GDP in Dec 2024, compared with a percentage of 70.5 % in the previous year
• UK Market Capitalization: % Nominal GDP is updated yearly, available from Dec 1999 to Dec 2024
• The data reached an all-time high of 131.2 % in Dec 2006 and a record low of 70.5 % in Dec 2023

CEIC calculates annual Market Capitalization as % of Nominal GDP from monthly Market Capitalization and quarterly Nominal GDP. London Stock Exchange provides Market Capitalization in local currency. The Office for National Statistics provides Nominal GDP in local currency. As of 2017, definitions from the revised Markets in Financial Instruments Directive (MiFID II) have been introduced. Market Capitalization includes domestically listed companies only.


Further information about United Kingdom Market Capitalization: % of GDP

• In the latest reports, FTSE All-Share recorded a daily P/E ratio of 14.4 in Jul 2022
• FTSE 100 closed at 8,674.0 points in Jan 2025

The United Kingdom Data Center Storage Market Report is Segmented by Storage Technology (Network Attached Storage (NAS), Storage Area Network (SAN), Direct Attached Storage (DAS), and Other Technologies), by Storage Type (Traditional Storage, All-Flash Storage, and Hybrid Storage), by End-User (IT & Telecommunication, BFSI, Government, Media & Entertainment and Other End-Users). The Market Sizes and Forecasts are Provided in Terms of Value (USD) for all the Above Segments.