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 Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
541 Manchester & London Investment Trust plc $406.8 M United Kingdom UK Financials UK Asset Management
542 Provident Financial plc $406.6 M United Kingdom UK Financials UK Credit Services
543 Pensana plc $406.3 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
544 Marshall Motor Holdings plc $406.2 M

(June 1, 2022)

 United Kingdom UK Consumer Discretionary UK Auto & Truck Dealerships
545 AB Dynamics plc $403.6 M United Kingdom UK Consumer Discretionary UK Auto Parts
546 Aurora Investment Trust $402.9 M United Kingdom UK Financials UK Asset Management
547 Henry Boot plc $399.7 M United Kingdom UK Real Estate UK Real Estate—Diversified
548 YouGov plc $397.5 M United Kingdom UK Communication Services UK Advertising Agencies
549 NextEnergy Solar Ord $395.6 M United Kingdom UK Financials UK Asset Management
550 Mears Group plc $394.8 M United Kingdom UK Industrials UK Specialty Business Services
551 NewRiver REIT plc $394.5 M United Kingdom UK Real Estate UK REIT—Retail
552 Norcros plc $391.1 M United Kingdom UK Industrials UK Building Products & Equipment
553 boohoo group plc $390.2 M United Kingdom UK Consumer Discretionary UK Internet Retail
554 PayPoint plc $390.0 M United Kingdom UK Technology UK Information Technology Services
555 Twentyfour Select Monthly Income Fund Limited $389.8 M United Kingdom UK Financials UK Asset Management
556 Invesco Asia Trust plc $385.8 M United Kingdom UK Financials UK Asset Management
557 H&T Group plc $381.4 M

(July 1, 2025)

 United Kingdom UK Financials UK Credit Services
558 Fundsmith Emerging Equities Trust plc $378.2 M

(Nov. 1, 2022)

 United Kingdom UK Financials UK Asset Management
559 The Restaurant Group plc $374.3 M

(July 1, 2023)

 United Kingdom UK Consumer Discretionary UK Restaurants
560 Wilmington plc $373.6 M United Kingdom UK Industrials UK Conglomerates
561 Orchard Therapeutics plc $373.3 M

(Jan. 1, 2024)

 United Kingdom UK Healthcare UK Biotechnology
562 BMO Capital and Income Investment Trust plc $373.0 M

(Sept. 1, 2022)

 United Kingdom UK Financials UK Asset Management
563 Amryt Pharma plc $372.9 M

(Jan. 1, 2022)

 United Kingdom UK Healthcare UK Drug Manufacturers—Specialty & Generic
564 Securities Trust of Scotland plc $372.3 M United Kingdom UK Financials UK Asset Management
565 Broadstone Acquisition Corp $372.0 M

(Dec. 1, 2021)

 United Kingdom UK Financials UK Shell Companies
566 Essentra plc $369.5 M United Kingdom UK Basic Materials UK Specialty Chemicals
567 Real Estate Credit Investments Limited $368.5 M United Kingdom UK Financials UK Asset Management
568 IQGeo Group plc $366.8 M

(July 1, 2024)

 United Kingdom UK Technology UK Software—Application
569 Ricardo plc $365.2 M

(July 1, 2025)

 United Kingdom UK Industrials UK Consulting Services
570 Triple Point Social Housing Reit plc $364.3 M United Kingdom UK Real Estate UK REIT—Diversified

Top Companies from the United Kingdom as of Jan. 01, 2026

541. Manchester & London Investment Trust plc

Company Profile: Manchester & London Investment Trust plc
Market Cap (USD): $406.8 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

542. Provident Financial plc

Company Profile: Provident Financial plc
Market Cap (USD): $406.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

543. Pensana plc

Company Profile: Pensana plc
Market Cap (USD): $406.3 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

544. Marshall Motor Holdings plc

Company Profile: Marshall Motor Holdings plc
Market Cap (USD): $406.2 M (June 1, 2022)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto & Truck Dealerships

545. AB Dynamics plc

Company Profile: AB Dynamics plc
Market Cap (USD): $403.6 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto Parts

546. Aurora Investment Trust

Company Profile: Aurora Investment Trust
Market Cap (USD): $402.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

547. Henry Boot plc

Company Profile: Henry Boot plc
Market Cap (USD): $399.7 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate—Diversified

548. YouGov plc

Company Profile: YouGov plc
Market Cap (USD): $397.5 M
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Advertising Agencies

549. NextEnergy Solar Ord

Company Profile: NextEnergy Solar Ord
Market Cap (USD): $395.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

550. Mears Group plc

Company Profile: Mears Group plc
Market Cap (USD): $394.8 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

551. NewRiver REIT plc

Company Profile: NewRiver REIT plc
Market Cap (USD): $394.5 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Retail

552. Norcros plc

Company Profile: Norcros plc
Market Cap (USD): $391.1 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Building Products & Equipment

553. boohoo group plc

Company Profile: boohoo group plc
Market Cap (USD): $390.2 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Internet Retail

554. PayPoint plc

Company Profile: PayPoint plc
Market Cap (USD): $390.0 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

555. Twentyfour Select Monthly Income Fund Limited

Company Profile: Twentyfour Select Monthly Income Fund Limited
Market Cap (USD): $389.8 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

556. Invesco Asia Trust plc

Company Profile: Invesco Asia Trust plc
Market Cap (USD): $385.8 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

557. H&T Group plc

Company Profile: H&T Group plc
Market Cap (USD): $381.4 M (July 1, 2025)
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

558. Fundsmith Emerging Equities Trust plc

Company Profile: Fundsmith Emerging Equities Trust plc
Market Cap (USD): $378.2 M (Nov. 1, 2022)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

559. The Restaurant Group plc

Company Profile: The Restaurant Group plc
Market Cap (USD): $374.3 M (July 1, 2023)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Restaurants

560. Wilmington plc

Company Profile: Wilmington plc
Market Cap (USD): $373.6 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Conglomerates

561. Orchard Therapeutics plc

Company Profile: Orchard Therapeutics plc
Market Cap (USD): $373.3 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

562. BMO Capital and Income Investment Trust plc

Company Profile: BMO Capital and Income Investment Trust plc
Market Cap (USD): $373.0 M (Sept. 1, 2022)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

563. Amryt Pharma plc

Company Profile: Amryt Pharma plc
Market Cap (USD): $372.9 M (Jan. 1, 2022)
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Drug Manufacturers—Specialty & Generic

564. Securities Trust of Scotland plc

Company Profile: Securities Trust of Scotland plc
Market Cap (USD): $372.3 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

565. Broadstone Acquisition Corp

Company Profile: Broadstone Acquisition Corp
Market Cap (USD): $372.0 M (Dec. 1, 2021)
Country: United Kingdom
Sector: UK Financials
Industry: UK Shell Companies

566. Essentra plc

Company Profile: Essentra plc
Market Cap (USD): $369.5 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

567. Real Estate Credit Investments Limited

Company Profile: Real Estate Credit Investments Limited
Market Cap (USD): $368.5 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

568. IQGeo Group plc

Company Profile: IQGeo Group plc
Market Cap (USD): $366.8 M (July 1, 2024)
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

569. Ricardo plc

Company Profile: Ricardo plc
Market Cap (USD): $365.2 M (July 1, 2025)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

570. Triple Point Social Housing Reit plc

Company Profile: Triple Point Social Housing Reit plc
Market Cap (USD): $364.3 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Diversified

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