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
751 TruFin plc $162.2 M United Kingdom UK Financials UK Credit Services
752 Albion Development VCT PLC $162.1 M

(July 1, 2024)

 United Kingdom UK Financials UK Asset Management
753 Pantheon Resources plc $161.8 M United Kingdom UK Energy UK Oil & Gas E&P
754 Castings plc $161.5 M United Kingdom UK Industrials UK Specialty Industrial Machinery
755 SIG plc $160.1 M United Kingdom UK Industrials UK Industrial Distribution
756 Gaming Realms plc $159.6 M United Kingdom UK Consumer Discretionary UK Gambling
757 Blackrock Latin American Investment Trust plc $159.1 M United Kingdom UK Financials UK Asset Management
758 Henderson Diversified Income Trust plc $158.1 M

(Jan. 1, 2024)

 United Kingdom UK Financials UK Asset Management
759 Montanaro UK Smaller Companies Trust $157.1 M United Kingdom UK Financials UK Asset Management
760 Eurasia Mining plc $156.9 M United Kingdom UK Basic Materials UK Other Precious Metals & Mining
761 Finsbury Food Group plc $156.6 M

(July 1, 2023)

 United Kingdom UK Consumer Staples UK Packaged Foods
762 Speedy Hire plc $155.8 M United Kingdom UK Industrials UK Specialty Business Services
763 EKF Diagnostics Holdings plc $155.4 M United Kingdom UK Healthcare UK Diagnostics & Research
764 Artemis Alpha Trust plc $154.8 M

(July 1, 2024)

 United Kingdom UK Financials UK Asset Management
765 AFC Energy plc $154.3 M United Kingdom UK Industrials UK Electrical Equipment & Parts
766 RM plc $153.5 M United Kingdom UK Technology UK Software—Application
767 Accrol Group Holdings plc $153.5 M

(Jan. 1, 2024)

 United Kingdom UK Consumer Staples UK Household & Personal Products
768 Dev Clever Holdings plc $153.2 M

(Jan. 1, 2023)

 United Kingdom UK Technology UK Software—Application
769 Invinity Energy Systems plc $153.1 M United Kingdom UK Utilities UK Utilities—Diversified
770 Macfarlane Group plc $152.1 M United Kingdom UK Consumer Discretionary UK Packaging & Containers
771 Invesco Perpetual UK Smaller Companies Investment Trust plc $151.2 M United Kingdom UK Financials UK Asset Management
772 Trans-Siberian Gold plc $149.7 M

(Aug. 1, 2021)

 United Kingdom UK Basic Materials UK Gold
773 i3 Energy plc $149.3 M

(July 1, 2024)

 United Kingdom UK Energy UK Oil & Gas E&P
774 Jubilee Metals Group plc $149.3 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
775 Rainbow Rare Earths Limited $149.1 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
776 Motorpoint Group plc $147.6 M United Kingdom UK Consumer Discretionary UK Auto & Truck Dealerships
777 Aberdeen Standard European Logistics Income plc $147.0 M United Kingdom UK Real Estate UK REIT—Industrial
778 Diaceutics plc $146.3 M United Kingdom UK Healthcare UK Biotechnology
779 UP Global Sourcing Holdings plc $146.1 M

(July 1, 2023)

 United Kingdom UK Consumer Discretionary UK Specialty Retail
780 Record plc $145.2 M United Kingdom UK Financials UK Asset Management

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

751. TruFin plc

Company Profile: TruFin plc
Market Cap (USD): $162.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

752. Albion Development VCT PLC

Company Profile: Albion Development VCT PLC
Market Cap (USD): $162.1 M (July 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

753. Pantheon Resources plc

Company Profile: Pantheon Resources plc
Market Cap (USD): $161.8 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

754. Castings plc

Company Profile: Castings plc
Market Cap (USD): $161.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

755. SIG plc

Company Profile: SIG plc
Market Cap (USD): $160.1 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

756. Gaming Realms plc

Company Profile: Gaming Realms plc
Market Cap (USD): $159.6 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Gambling

757. Blackrock Latin American Investment Trust plc

Company Profile: Blackrock Latin American Investment Trust plc
Market Cap (USD): $159.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

758. Henderson Diversified Income Trust plc

Company Profile: Henderson Diversified Income Trust plc
Market Cap (USD): $158.1 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

759. Montanaro UK Smaller Companies Trust

Company Profile: Montanaro UK Smaller Companies Trust
Market Cap (USD): $157.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

760. Eurasia Mining plc

Company Profile: Eurasia Mining plc
Market Cap (USD): $156.9 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Precious Metals & Mining

761. Finsbury Food Group plc

Company Profile: Finsbury Food Group plc
Market Cap (USD): $156.6 M (July 1, 2023)
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Packaged Foods

762. Speedy Hire plc

Company Profile: Speedy Hire plc
Market Cap (USD): $155.8 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

763. EKF Diagnostics Holdings plc

Company Profile: EKF Diagnostics Holdings plc
Market Cap (USD): $155.4 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Diagnostics & Research

764. Artemis Alpha Trust plc

Company Profile: Artemis Alpha Trust plc
Market Cap (USD): $154.8 M (July 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

765. AFC Energy plc

Company Profile: AFC Energy plc
Market Cap (USD): $154.3 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

766. RM plc

Company Profile: RM plc
Market Cap (USD): $153.5 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

767. Accrol Group Holdings plc

Company Profile: Accrol Group Holdings plc
Market Cap (USD): $153.5 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Household & Personal Products

768. Dev Clever Holdings plc

Company Profile: Dev Clever Holdings plc
Market Cap (USD): $153.2 M (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

769. Invinity Energy Systems plc

Company Profile: Invinity Energy Systems plc
Market Cap (USD): $153.1 M
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Diversified

770. Macfarlane Group plc

Company Profile: Macfarlane Group plc
Market Cap (USD): $152.1 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Packaging & Containers

771. Invesco Perpetual UK Smaller Companies Investment Trust plc

Company Profile: Invesco Perpetual UK Smaller Companies Investment Trust plc
Market Cap (USD): $151.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

772. Trans-Siberian Gold plc

Company Profile: Trans-Siberian Gold plc
Market Cap (USD): $149.7 M (Aug. 1, 2021)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

773. i3 Energy plc

Company Profile: i3 Energy plc
Market Cap (USD): $149.3 M (July 1, 2024)
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

774. Jubilee Metals Group plc

Company Profile: Jubilee Metals Group plc
Market Cap (USD): $149.3 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

775. Rainbow Rare Earths Limited

Company Profile: Rainbow Rare Earths Limited
Market Cap (USD): $149.1 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

776. Motorpoint Group plc

Company Profile: Motorpoint Group plc
Market Cap (USD): $147.6 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto & Truck Dealerships

777. Aberdeen Standard European Logistics Income plc

Company Profile: Aberdeen Standard European Logistics Income plc
Market Cap (USD): $147.0 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Industrial

778. Diaceutics plc

Company Profile: Diaceutics plc
Market Cap (USD): $146.3 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

779. UP Global Sourcing Holdings plc

Company Profile: UP Global Sourcing Holdings plc
Market Cap (USD): $146.1 M (July 1, 2023)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Specialty Retail

780. Record plc

Company Profile: Record plc
Market Cap (USD): $145.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

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