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
721 Baillie Gifford China Growth Trust plc $201.6 M United Kingdom UK Financials UK Asset Management
722 Bioventix plc $201.1 M United Kingdom UK Healthcare UK Biotechnology
723 AFC Energy plc $198.7 M United Kingdom UK Industrials UK Electrical Equipment & Parts
724 Treatt plc $198.5 M United Kingdom UK Basic Materials UK Specialty Chemicals
725 Foresight Enterprise VCT Plc $197.7 M United Kingdom UK Financials UK Asset Management
726 Hurricane Energy plc $197.2 M

(June 1, 2023)

 United Kingdom UK Energy UK Oil & Gas E&P
727 Middlefield Canadian Income PCC $197.0 M United Kingdom UK Financials UK Asset Management
728 Mercia Asset Management plc $195.7 M United Kingdom UK Financials UK Asset Management
729 GCP Asset Backed Income Fund Limited $195.0 M United Kingdom UK Financials UK Asset Management
730 Jersey Electricity plc $193.8 M United Kingdom UK Utilities UK Utilities—Regulated Electric
731 Vaccitech plc $192.7 M

(Jan. 1, 2024)

 United Kingdom UK Healthcare UK Biotechnology
732 Aberdeen Diversified Income And Growth Trust plc $192.6 M United Kingdom UK Financials UK Asset Management
733 Kistos plc $191.4 M United Kingdom UK Financials UK Asset Management
734 Avingtrans plc $191.1 M United Kingdom UK Industrials UK Specialty Industrial Machinery
735 Smiths News plc $190.4 M United Kingdom UK Communication Services UK Publishing
736 Aberforth Split Level Income Trust plc $189.8 M

(Jan. 1, 2024)

 United Kingdom UK Financials UK Asset Management
737 Capital & Regional plc $187.5 M

(July 1, 2024)

 United Kingdom UK Real Estate UK REIT—Retail
738 Northern 2 VCT PLC $187.2 M United Kingdom UK Financials UK Asset Management
739 BlackRock Energy and Resources Income Trust plc $187.1 M United Kingdom UK Financials UK Asset Management
740 Eurasia Mining plc $186.6 M United Kingdom UK Basic Materials UK Other Precious Metals & Mining
741 The City Pub Group plc $186.6 M

(Jan. 1, 2024)

 United Kingdom UK Consumer Discretionary UK Restaurants
742 Keystone Positive Change Investment Trust plc $186.4 M

(Jan. 1, 2025)

 United Kingdom UK Financials UK Asset Management
743 Ediston Property Investment Company plc $186.2 M

(Jan. 1, 2024)

 United Kingdom UK Real Estate UK REIT—Diversified
744 Eleco plc $184.4 M United Kingdom UK Technology UK Software—Application
745 Doric Nimrod Air Three Ltd $183.0 M United Kingdom UK Industrials UK Rental & Leasing Services
746 The Alumasc Group plc $182.9 M United Kingdom UK Industrials UK Building Products & Equipment
747 Montanaro UK Smaller Companies Trust $181.2 M United Kingdom UK Financials UK Asset Management
748 Schroder UK Public Private Trust plc $181.1 M United Kingdom UK Financials UK Asset Management
749 Record plc $180.7 M United Kingdom UK Financials UK Asset Management
750 Majedie Investments plc $180.1 M United Kingdom UK Financials UK Asset Management

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

721. Baillie Gifford China Growth Trust plc

Company Profile: Baillie Gifford China Growth Trust plc
Market Cap (USD): $201.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

722. Bioventix plc

Company Profile: Bioventix plc
Market Cap (USD): $201.1 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

723. AFC Energy plc

Company Profile: AFC Energy plc
Market Cap (USD): $198.7 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

724. Treatt plc

Company Profile: Treatt plc
Market Cap (USD): $198.5 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

725. Foresight Enterprise VCT Plc

Company Profile: Foresight Enterprise VCT Plc
Market Cap (USD): $197.7 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

726. Hurricane Energy plc

Company Profile: Hurricane Energy plc
Market Cap (USD): $197.2 M (June 1, 2023)
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

727. Middlefield Canadian Income PCC

Company Profile: Middlefield Canadian Income PCC
Market Cap (USD): $197.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

728. Mercia Asset Management plc

Company Profile: Mercia Asset Management plc
Market Cap (USD): $195.7 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

729. GCP Asset Backed Income Fund Limited

Company Profile: GCP Asset Backed Income Fund Limited
Market Cap (USD): $195.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

730. Jersey Electricity plc

Company Profile: Jersey Electricity plc
Market Cap (USD): $193.8 M
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Regulated Electric

731. Vaccitech plc

Company Profile: Vaccitech plc
Market Cap (USD): $192.7 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

732. Aberdeen Diversified Income And Growth Trust plc

Company Profile: Aberdeen Diversified Income And Growth Trust plc
Market Cap (USD): $192.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

733. Kistos plc

Company Profile: Kistos plc
Market Cap (USD): $191.4 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

734. Avingtrans plc

Company Profile: Avingtrans plc
Market Cap (USD): $191.1 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

735. Smiths News plc

Company Profile: Smiths News plc
Market Cap (USD): $190.4 M
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Publishing

736. Aberforth Split Level Income Trust plc

Company Profile: Aberforth Split Level Income Trust plc
Market Cap (USD): $189.8 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

737. Capital & Regional plc

Company Profile: Capital & Regional plc
Market Cap (USD): $187.5 M (July 1, 2024)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Retail

738. Northern 2 VCT PLC

Company Profile: Northern 2 VCT PLC
Market Cap (USD): $187.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

739. BlackRock Energy and Resources Income Trust plc

Company Profile: BlackRock Energy and Resources Income Trust plc
Market Cap (USD): $187.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

740. Eurasia Mining plc

Company Profile: Eurasia Mining plc
Market Cap (USD): $186.6 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Precious Metals & Mining

741. The City Pub Group plc

Company Profile: The City Pub Group plc
Market Cap (USD): $186.6 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Restaurants

742. Keystone Positive Change Investment Trust plc

Company Profile: Keystone Positive Change Investment Trust plc
Market Cap (USD): $186.4 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

743. Ediston Property Investment Company plc

Company Profile: Ediston Property Investment Company plc
Market Cap (USD): $186.2 M (Jan. 1, 2024)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Diversified

744. Eleco plc

Company Profile: Eleco plc
Market Cap (USD): $184.4 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

745. Doric Nimrod Air Three Ltd

Company Profile: Doric Nimrod Air Three Ltd
Market Cap (USD): $183.0 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

746. The Alumasc Group plc

Company Profile: The Alumasc Group plc
Market Cap (USD): $182.9 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Building Products & Equipment

747. Montanaro UK Smaller Companies Trust

Company Profile: Montanaro UK Smaller Companies Trust
Market Cap (USD): $181.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

748. Schroder UK Public Private Trust plc

Company Profile: Schroder UK Public Private Trust plc
Market Cap (USD): $181.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

749. Record plc

Company Profile: Record plc
Market Cap (USD): $180.7 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

750. Majedie Investments plc

Company Profile: Majedie Investments plc
Market Cap (USD): $180.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

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