Largest Listed Companies in the UK by Market Cap

Over 1,900 companies from more than 60 countries trade on the London Stock Exchange, which traces its origins back to 1698 and was officially founded in 1801. The exchange’s main benchmark, the FTSE 100, tracks the 100 most highly capitalised blue chips listed on the LSE’s Main Market. Managed by FTSE Russell, the index is reviewed and rebalanced every quarter.

The biggest UK-listed companies lean heavily toward traditional industries rather than technology — a structural difference compared to the US market. The sectors that dominate include:

  • Healthcare: AstraZeneca (formed from the 1999 merger of Astra AB and Zeneca Group) and GSK
  • Energy: Shell and BP — both among the world’s largest oil and gas companies
  • Financials: HSBC, Barclays, Lloyds Banking Group, and NatWest Group
  • Consumer staples: Unilever and British American Tobacco, the latter founded in 1902
  • Industrials & defence: Rolls-Royce Holdings and BAE Systems
  • Mining: Rio Tinto, which is dual-listed on the LSE, the ASX, and the NYSE

Roughly 80–82% of FTSE 100 revenues originate from overseas markets, which means the index behaves more like a global basket than a purely domestic one. All shares trade in British Pound Sterling (GBP). Beyond the FTSE 100, the FTSE 250 captures the next 250 companies, while the FTSE All-Share combines both with smaller constituents. Those interested in UK income stocks can also explore British dividend companies.

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The table below ranks the largest British publicly traded companies by market capitalization, covering firms with a primary listing on the London Stock Exchange. All data — including share price and market cap — updates automatically to reflect current market conditions.

Largest UK Companies by market cap
StockPriceChange %Marketcap
$184.922.03%286.68B
$501.870.29%232.04B
SHEL
Shell
SHEL
$87.202.80%243.12B
HSBC
HSBC
HSBC
$91.404.58%313.47B
$237.3013.63%252.01B
$59.702.19%130.20B
$105.514.99%171.59B
RELX
RELX
RELX
$35.751.13%63.41B
BP
BP
BP
$44.634.02%114.92B
AON
Aon
AON
$308.272.00%65.84B
$59.560.27%128.88B
GBp9,128.002.27%44.87B
$50.530.30%101.44B
GBp1,300.001.63%108.00B
$84.615.31%47.03B
$30.050.92%51.09B
$87.850.24%87.42B
$24.025.21%81.87B
$5.444.82%79.34B
GBp2,045.502.11%60.06B
GBp2,637.001.18%26.84B
$15.615.19%62.12B
GBp4,735.000.64%30.31B
$9.230.65%40.97B
$95.101.67%42.11B
GBp3,876.501.28%41.54B
GBp1,906.200.01%41.92B
$252.210.24%50.64B
$252.412.72%23.84B
TSCO.L
Tesco
TSCO.L
GBp472.450.49%29.98B
GBp2,816.500.67%21.81B
$32.367.01%40.50B
GBp3,918.002.61%38.63B
$16.132.48%37.18B
SSE.L
SSE
SSE.L
GBp2,479.002.19%29.88B
$145.562.62%21.68B
$50.720.50%30.07B
BT-A.L
BT Group
BT-A.L
GBp222.600.58%21.68B
GBp1,821.000.44%12.77B
GBp252.500.18%14.01B
AV.L
Aviva
AV.L
GBp624.000.16%18.77B
$17.851.77%13.85B
$10.824.84%13.42B
GBp881.200.61%8.05B
$79.912.66%12.91B
GBp13,310.001.02%15.36B
GBp827.400.29%10.44B
HLMA.L
Halma
HLMA.L
GBp4,669.000.17%17.63B
BNZL.L
Bunzl
BNZL.L
GBp2,434.001.26%7.81B
WISE.L
Wise PLC
WISE.L
GBp1,061.500.62%10.62B
$34.201.15%17.21B
$73.941.45%29.48B
SGRO.L
SEGRO
SGRO.L
GBp717.800.20%9.71B
$15.220.46%9.19B
$30.263.35%12.92B
$172.491.82%27.90B
ITRK.L
Intertek
ITRK.L
GBp5,122.000.31%7.86B
GBp3,205.004.21%9.58B
WPP
WPP
WPP
$18.530.54%4.00B
GBp523.601.08%6.53B
GBp3,132.002.70%9.43B
GBp199.304.87%9.03B
GBp2,587.000.50%7.82B
GBp333.400.10%6.75B
GBp1,902.000.69%5.42B
GBp496.800.68%4.05B
GBp1,397.502.55%10.38B
GBp263.990.08%3.70B
GBp7,270.000.62%9.75B
GBp2,590.000.15%6.72B
GBp1,227.500.57%6.25B
$28.821.77%20.63B
GBp581.500.00%9.07B
GBp322.150.54%7.20B
GBp7,690.001.32%5.67B
MNDI.L
Mondi
MNDI.L
GBp819.401.51%3.61B
$51.710.21%7.97B
INVR.L
Investec
INVR.L
GBp679.751.46%0.00000000000000
BEZ.L
Beazley
BEZ.L
GBp1,279.000.08%7.56B
GBp1,427.000.17%3.06B
GBp427.901.09%3.21B
GBp364.690.36%13.31B
GBp213.000.00%4.16B
MNG.L
M&G plc
MNG.L
GBp305.000.10%7.27B
IMI.L
IMI plc
IMI.L
GBp2,882.000.56%6.92B
GBp2,336.000.43%3.90B
GBp794.500.19%4.29B
GBp19,725.001.20%6.52B
GBp2,862.000.00%3.99B
GBp1,784.001.65%4.05B
GBp69.201.76%3.33B
GBp288.900.24%4.85B
GBp602.000.08%4.49B
$85.708.63%20.68B
GBp473.000.25%2.49B
GBp82.580.17%2.88B
GBp191.200.21%4.46B
BRBY.L
Burberry
BRBY.L
GBp1,236.402.03%4.43B
GBp1,101.040.09%3.53B
EZJ.L
easyJet
EZJ.L
GBp378.501.31%2.83B
GBp3,350.000.30%3.10B
GBp153.900.52%4.16B
GBp393.400.10%4.03B
$49.081.74%7.83B
GBp280.000.14%4.39B
GBp1,528.501.48%5.06B
GBp1,112.000.98%5.44B
SCT.L
Softcat
SCT.L
GBp1,415.000.00%2.78B
JET2.L
Jet2
JET2.L
GBp1,180.401.41%2.13B
GBp271.000.97%2.37B
$16.050.93%5.43B
GBp626.000.56%2.97B
ABDN.L
abrdn
ABDN.L
GBp216.100.84%3.87B
ROR.L
Rotork
ROR.L
GBp319.600.57%2.60B
ITV.L
ITV plc
ITV.L
GBp80.950.43%3.03B
BWY.L
Bellway
BWY.L
GBp1,989.110.30%2.29B
GBp681.790.26%2.94B
INCH.L
Inchcape
INCH.L
GBp823.801.95%2.91B
GBp5,310.000.75%2.84B
$2.780.36%1.78B
OCDO.L
Ocado
OCDO.L
GBp201.200.15%1.67B
GBp99.100.41%2.14B
GBp368.670.06%1.63B
GBp2,132.000.38%3.57B
$92.800.01%6.43B
GBp867.000.58%4.16B
GBp11,550.003.22%4.99B
GBp3,906.000.57%4.10B
$10.128.93%1.44B
GBp248.801.58%4.11B
GBp135.000.37%2.46B
GBp868.001.94%2.92B
GBp5,135.000.98%3.73B
GBp444.700.56%2.31B
GRG.L
Greggs
GRG.L
GBp1,473.502.55%1.50B
QLT.L
Quilter
QLT.L
GBp186.100.54%2.56B
GBp1,766.000.11%1.98B
$50.085.90%3.60B
GBp521.001.79%2.46B
GBp753.000.13%1.52B
$19.293.71%2.30B
$66.2615.05%3.64B
GBp343.600.00%1.09B
zł32.730.82%18.90B
$18.841.51%3.25B
GBp2,005.000.25%2.07B
ENOG.L
Energean
ENOG.L
GBp855.500.23%1.58B
GBp904.000.17%1.77B
AJB.L
AJ Bell
AJB.L
GBp531.000.95%2.10B
$4.401.62%1.18B
$39.600.18%6.13B
GBp277.000.14%2.74B
GBp163.900.55%1.21B
GBp520.670.03%1.81B
GBp3,718.001.09%1.04B
GBp102.600.00%721.43M
SMWH.L
WH Smith
SMWH.L
GBp519.500.39%647.79M
GBp231.002.45%844.32M
TRMD
TORM
TRMD
$32.915.62%3.39B
SVS.L
Savills
SVS.L
GBp839.000.24%1.15B
GBp85.500.58%1.64B
SSPG.L
SSP Group
SSPG.L
GBp161.901.63%1.25B
GBp550.500.46%1.17B
GBp4,866.001.93%1.49B
SAFE.L
Safestore
SAFE.L
GBp667.500.91%1.46B
GBp946.200.66%857.80M
DAVA
Endava
DAVA
$4.140.48%218.77M
GBp94.550.21%2.45B
GBp713.023.19%1.38B
GBp716.001.92%1.22B
£129.500.00%1.18B
GNS.L
Genus
GNS.L
GBp2,388.000.51%1.59B
GBp34.451.08%550.84M
$30.736.55%1.56B
GBp314.200.38%1.27B
NOK301.751.29%0.00000000000000
GBp44.960.72%455.03M
GBp326.500.00%1.08B
GBp786.502.34%5.29B
GBp314.400.64%287.10M
GBp310.401.17%733.69M
PAGE.L
PageGroup
PAGE.L
GBp135.300.89%421.27M
GBp185.800.00%821.43M
GBp216.000.84%1.40B
$8.200.37%2.75B
GBp234.4015.35%2.40B
GBp643.001.26%3.31B
VTEX
VTEX
VTEX
$3.850.26%656.37M
GBp162.600.06%883.13M
GBp819.000.12%938.57M
GBp147.570.80%844.95M
GBp263.530.58%663.34M
GBp815.000.25%944.02M
GBp158.600.38%635.35M
GBp221.100.64%512.65M
$22.660.31%1.48B
VCT.L
Victrex
VCT.L
GBp617.000.33%537.56M
GBp304.000.33%621.57M
$0.2381.12%18.88M
GBp10.762.61%156.93M
GBp153.600.52%456.60M
GBp348.400.91%421.87M
ZIG.L
Zigup
ZIG.L
GBp408.500.12%929.56M
GBp1,554.000.89%535.72M
GBp104.200.76%411.61M
GBp157.671.07%1.06B
$5.155.10%359.53M
$41.610.27%1.50B
GBp136.841.59%346.05M
GBp90.101.24%500.59M
GBp1,782.001.33%929.78M
GBp4,750.001.04%316.37M
GBp139.540.10%453.24M
GBp596.000.67%485.12M
$4.731.05%883.85M
GBp95.750.47%355.39M
GBp30.880.00%490.02M
GBp484.200.33%728.97M
GBp606.500.08%366.95M
GBp961.000.73%351.38M
GBp255.500.79%428.32M
GBp525.000.57%302.10M
GBp867.651.12%517.35M
GBp746.025.82%707.00M
GBp189.801.77%223.29M
GBp467.362.83%375.76M
GBp64.310.49%568.17M
GBp1,710.001.50%501.26M
GBp24.981.54%153.12M
ASC.L
ASOS
ASC.L
GBp227.000.67%271.60M
GBp159.700.95%801.66M
$1.703.66%452.44M
GBp166.000.60%240.54M
GBp138.200.44%385.44M
GBp96.101.05%450.16M
GBp146.190.55%348.28M
GBp530.000.76%520.47M
$5.571.09%508.04M
GBp116.110.33%289.99M
$0.23714.89%37.86M
$9.764.72%1.32B
GBp67.800.15%234.13M
GBp160.700.69%334.39M
GBp128.500.39%297.50M
GBp137.000.29%390.42M
$2.7213.81%346.33M
GBp78.201.01%256.75M
GBp403.500.25%330.74M
GBp10.331.30%654.34M
GBp238.000.42%213.14M
LXFR
Luxfer
LXFR
$15.821.35%427.24M
GBp286.500.35%327.98M
GBp245.901.19%143.45M
GBp194.200.41%520.29M
GBp139.230.90%266.88M
GBp480.002.04%306.01M
GBp155.200.78%264.47M
GBp138.601.32%143.05M
GBp79.730.34%685.03M
MARS.L
Marston's
MARS.L
GBp51.100.39%323.39M
MCB.L
McBride
MCB.L
GBp154.800.13%265.36M
GBp183.122.88%318.93M
GBp749.133.33%1.46B
GBp671.000.00%236.59M
GBp352.003.53%774.20M
VP.L
Vp plc
VP.L
GBp498.001.63%196.74M
HLCL.L
Helical
HLCL.L
GBp193.601.89%236.58M
GBp820.000.24%251.78M
GBp139.000.71%166.75M
ENQ.L
EnQuest
ENQ.L
GBp18.405.45%342.44M
GBp168.450.03%166.55M
SYNT.L
Synthomer
SYNT.L
GBp90.549.47%148.04M
GBp510.000.00%213.48M
GBp301.022.27%206.70M
GBp169.000.71%1.17B
GBp91.400.44%60.12M
GBp36.3612.91%242.09M
NXR.L
Norcros
NXR.L
GBp281.000.00%252.58M
GBp581.120.02%239.15M
GBp265.500.56%85.81M
GBp49.871.99%160.66M
GBp169.981.18%116.16M
$0.2535.24%11.86M
$0.1263.53%935.35K
NCNA
NuCana
NCNA
$2.210.90%9.20M
GBp51.000.20%160.92M
GBp51.912.05%143.05M
AKAN
Akanda
AKAN
$31.003.33%16.57M
GBp46.651.19%137.49M
GBp118.000.85%266.33M
GBp67.952.03%164.47M
$15.687.03%245.42M
GBp35.900.28%70.47M