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Largest Companies in United Kingdom by Market Cap
HSBC Holdings plc is the biggest company in United Kingdom by market capitalization ($355.195B). This page ranks 57 publicly traded companies in United Kingdom by market cap, updated daily.
Top 3 by market cap
- 1.HSBC Holdings plcHSBC$355.195B
- 2.Arm Holdings plcARM$268.132B
- 3.AstraZeneca PLCAZN$257.866B
| # | Company | Market Cap | Price | Change |
|---|---|---|---|---|
| 1 |  HSBC Holdings plcHSBC·NYQ | $355.195B | $103.65 | +0.43% |
| 2 | $268.132B | $251.06 | -6.64% | |
| 3 | $257.866B | $166.27 | +4.74% | |
| 4 | $250.854B | $91.11 | +0.67% | |
| 5 | $226.032B | $490.33 | -0.04% | |
| 6 | $170.280B | $104.70 | +3.67% | |
| 7 | $139.876B | $64.96 | +4.15% | |
| 8 | $123.737B | $57.44 | +1.11% | |
| 9 | $109.452B | $42.50 | -1.53% | |
| 10 | $103.004B | $51.43 | +1.04% | |
| 11 | $96.809B | $11.74 | -0.37% | |
| 12 |  Barclays PLCBCS·NYQ | $91.129B | $27.13 | -2.55% |
| 13 | $87.477B | $6.04 | -0.98% | |
| 14 | $80.962B | $80.53 | +0.32% | |
| 15 | $74.464B | $18.75 | -1.57% | |
| 16 | $61.550B | $35.34 | -0.08% | |
| 17 |  Compass Group PLCCPG.L·LSE | $52.217B | $30.71 | -6.91% |
| 18 |  Diageo plcDEO·NYQ | $52.071B | $93.67 | -1.34% |
| 19 | $48.106B | $108.99 | +2.33% | |
| 20 |  BAE Systems plcBA.L·LSE | $46.825B | $15.99 | -6.31% |
| 21 |  Haleon plcHLN·NYQ | $44.724B | $10.17 | +2.42% |
| 22 | $36.837B | $15.94 | +0.25% | |
| 23 |  Standard Chartered PLCSTAN.L·LSE | $36.188B | $16.45 | -1.81% |
| 24 |  Anglo American plcAAL.L·LSE | $34.350B | $32.06 | +3.65% |
| 25 | $32.713B | $67.56 | +2.34% | |
| 26 | $31.866B | $343.12 | +0.21% | |
| 27 |  Antofagasta plcANTO.L·LSE | $29.894B | $30.32 | -1.89% |
| 28 | $29.687B | $75.70 | +0.50% | |
| 29 | $26.545B | $36.75 | +4.26% | |
| 30 | $25.125B | $155.23 | -7.14% | |
| 31 | $24.737B | $5.65 | -0.88% | |
| 32 | $24.565B | $38.70 | -2.40% | |
| 33 | $24.241B | $164.58 | +5.59% | |
| 34 | $21.854B | $18.12 | -0.87% | |
| 35 | $21.549B | $3.46 | +1.47% | |
| 36 | $18.687B | $11.62 | +9.31% | |
| 37 | $16.376B | $5.48 | +3.38% | |
| 38 |  BT Group plcBT-A.L·LSE | $15.290B | $1.55 | +4.39% |
| 39 |  Endeavour Mining plcEDV.TO·TOR | $15.096B | $62.63 | +13.12% |
| 40 |  Imperial Brands PLCIMB.L·LSE | $14.544B | $19.21 | -3.28% |
| 41 | $13.385B | $117.25 | +0.95% | |
| 42 | $12.262B | $29.30 | -2.37% | |
| 43 |  Legal & General Group PlcLGEN.L·LSE | $11.973B | $2.20 | -3.86% |
| 44 | $11.796B | $23.44 | -4.56% | |
| 45 | $10.980B | $15.71 | +0.83% | |
| 46 |  Verisure plcVSURE.ST·STO | $10.634B | $10.28 | -6.44% |
| 47 | $10.514B | $27.84 | -2.39% | |
| 48 |  Pentair plcPNR·NYQ | $10.032B | $62.86 | -6.44% |
| 49 | $9.889B | $7.31 | +1.32% | |
| 50 |  Airtel Africa PlcAAF.L·LSE | $9.430B | $2.60 | +5.67% |
United Kingdom companies by sector
Frequently asked questions
- What is the largest company in United Kingdom by market cap?
- HSBC Holdings plc is the largest publicly traded company in United Kingdom by market capitalization, with a market cap of $355.195B.
- How many companies in United Kingdom are ranked on this page?
- This ranking includes 57 publicly traded companies headquartered in United Kingdom, sorted by market capitalization from largest to smallest.
- How often is the United Kingdom market cap ranking updated?
- Rankings are updated daily using live stock prices and the latest reported financial data.
- What does market capitalization mean?
- Market capitalization is the total value of a company's outstanding shares (share price multiplied by shares outstanding). It is the standard way to rank the largest public companies.