United Kingdom

Top 1000 largest UK Companies by Market Cap

This is the list of the largest public listed companies from the United Kingdom by market capitalization with links to their reference stock, sector and industry.

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Top Companies from the United Kingdom as of Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
481 Mountview Estates plc $521.3 M United Kingdom UK Real Estate UK Real Estate Services
482 International Personal Finance plc $519.7 M United Kingdom UK Financials UK Credit Services
483 Custodian REIT Ord $515.8 M United Kingdom UK Real Estate UK REIT—Diversified
484 Bicycle Therapeutics plc $514.6 M United Kingdom UK Healthcare UK Biotechnology
485 Rockhopper Exploration plc $514.3 M United Kingdom UK Energy UK Oil & Gas E&P
486 Funding Circle Holdings plc $511.9 M United Kingdom UK Financials UK Credit Services
487 boohoo group plc $505.9 M United Kingdom UK Consumer Discretionary UK Internet Retail
488 ASOS plc $500.4 M United Kingdom UK Consumer Discretionary UK Internet Retail
489 Investindustrial Acquisition Corp. $499.1 M

(Dec. 1, 2021)

 United Kingdom UK Financials UK Shell Companies
490 Fidelity Asian Values plc $495.8 M United Kingdom UK Financials UK Asset Management
491 Wincanton plc $494.7 M

(Jan. 1, 2024)

 United Kingdom UK Industrials UK Integrated Freight & Logistics
492 Griffin Mining Limited $494.0 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
493 Restore plc $491.4 M United Kingdom UK Industrials UK Specialty Business Services
494 Sabre Insurance Group plc $491.0 M United Kingdom UK Financials UK Insurance Brokers
495 Oxford Biomedica plc $488.1 M United Kingdom UK Healthcare UK Biotechnology
496 BMO Private Equity Trust plc $484.9 M United Kingdom UK Financials UK Asset Management
497 The Property Franchise Group plc $483.8 M United Kingdom UK Real Estate UK Real Estate Services
498 Impellam Group plc $482.0 M

(Jan. 1, 2024)

 United Kingdom UK Industrials UK Staffing & Employment Services
499 Baillie Gifford European Growth Trust plc $481.9 M United Kingdom UK Financials UK Asset Management
500 Elixirr International plc $478.7 M United Kingdom UK Industrials UK Consulting Services
501 NewRiver REIT plc $476.5 M United Kingdom UK Real Estate UK REIT—Retail
502 Anglo-Eastern Plantations plc $474.4 M United Kingdom UK Consumer Staples UK Farm Products
503 Marlowe plc $473.9 M United Kingdom UK Industrials UK Security & Protection Services
504 Warpaint London plc $472.0 M United Kingdom UK Consumer Staples UK Household & Personal Products
505 Scottish Oriental Smaller Companies Trust plc $470.6 M United Kingdom UK Financials UK Asset Management
506 Porvair plc $465.5 M United Kingdom UK Industrials UK Pollution & Treatment Controls
507 Numis Corporation plc $465.4 M

(July 1, 2023)

 United Kingdom UK Financials UK Capital Markets
508 Halfords Group plc $461.2 M United Kingdom UK Consumer Discretionary UK Specialty Retail
509 General Accident plc $461.0 M

(Jan. 1, 2025)

 United Kingdom UK Financials UK Insurance—Property & Casualty
510 European Assets Trust plc $460.4 M United Kingdom UK Financials UK Asset Management

Top Companies from the United Kingdom as of Jul. 01, 2025

481. Mountview Estates plc

Company Profile: Mountview Estates plc
Market Cap (USD): $521.3 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

482. International Personal Finance plc

Company Profile: International Personal Finance plc
Market Cap (USD): $519.7 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

483. Custodian REIT Ord

Company Profile: Custodian REIT Ord
Market Cap (USD): $515.8 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Diversified

484. Bicycle Therapeutics plc

Company Profile: Bicycle Therapeutics plc
Market Cap (USD): $514.6 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

485. Rockhopper Exploration plc

Company Profile: Rockhopper Exploration plc
Market Cap (USD): $514.3 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

486. Funding Circle Holdings plc

Company Profile: Funding Circle Holdings plc
Market Cap (USD): $511.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

487. boohoo group plc

Company Profile: boohoo group plc
Market Cap (USD): $505.9 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Internet Retail

488. ASOS plc

Company Profile: ASOS plc
Market Cap (USD): $500.4 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Internet Retail

489. Investindustrial Acquisition Corp.

Company Profile: Investindustrial Acquisition Corp.
Market Cap (USD): $499.1 M (Dec. 1, 2021)
Country: United Kingdom
Sector: UK Financials
Industry: UK Shell Companies

490. Fidelity Asian Values plc

Company Profile: Fidelity Asian Values plc
Market Cap (USD): $495.8 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

491. Wincanton plc

Company Profile: Wincanton plc
Market Cap (USD): $494.7 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Integrated Freight & Logistics

492. Griffin Mining Limited

Company Profile: Griffin Mining Limited
Market Cap (USD): $494.0 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

493. Restore plc

Company Profile: Restore plc
Market Cap (USD): $491.4 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

494. Sabre Insurance Group plc

Company Profile: Sabre Insurance Group plc
Market Cap (USD): $491.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance Brokers

495. Oxford Biomedica plc

Company Profile: Oxford Biomedica plc
Market Cap (USD): $488.1 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

496. BMO Private Equity Trust plc

Company Profile: BMO Private Equity Trust plc
Market Cap (USD): $484.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

497. The Property Franchise Group plc

Company Profile: The Property Franchise Group plc
Market Cap (USD): $483.8 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

498. Impellam Group plc

Company Profile: Impellam Group plc
Market Cap (USD): $482.0 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Staffing & Employment Services

499. Baillie Gifford European Growth Trust plc

Company Profile: Baillie Gifford European Growth Trust plc
Market Cap (USD): $481.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

500. Elixirr International plc

Company Profile: Elixirr International plc
Market Cap (USD): $478.7 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

501. NewRiver REIT plc

Company Profile: NewRiver REIT plc
Market Cap (USD): $476.5 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Retail

502. Anglo-Eastern Plantations plc

Company Profile: Anglo-Eastern Plantations plc
Market Cap (USD): $474.4 M
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Farm Products

503. Marlowe plc

Company Profile: Marlowe plc
Market Cap (USD): $473.9 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Security & Protection Services

504. Warpaint London plc

Company Profile: Warpaint London plc
Market Cap (USD): $472.0 M
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Household & Personal Products

505. Scottish Oriental Smaller Companies Trust plc

Company Profile: Scottish Oriental Smaller Companies Trust plc
Market Cap (USD): $470.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

506. Porvair plc

Company Profile: Porvair plc
Market Cap (USD): $465.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Pollution & Treatment Controls

507. Numis Corporation plc

Company Profile: Numis Corporation plc
Market Cap (USD): $465.4 M (July 1, 2023)
Country: United Kingdom
Sector: UK Financials
Industry: UK Capital Markets

508. Halfords Group plc

Company Profile: Halfords Group plc
Market Cap (USD): $461.2 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Specialty Retail

509. General Accident plc

Company Profile: General Accident plc
Market Cap (USD): $461.0 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Property & Casualty

510. European Assets Trust plc

Company Profile: European Assets Trust plc
Market Cap (USD): $460.4 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

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