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Top FTSE AIM All-Share Companies by Market Cap and Stocks in 2025

This is the list of the largest public listed companies in the FTSE AIM All-Share index ranked by market capitalization, together with links to their reference stock, sector and industry.

FTSE AIM All-Share Chart & Analysis

Top FTSE AIM All-Share Companies Ranking by Market Cap as of July 1, 2025

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Ranking Company Stock Market Cap (USD) Country Sector Industry
91 Vertu Motors plc VTU wb_incandescent $264.8 M United Kingdom UK Consumer Discretionary UK Auto & Truck Dealerships
92 MS INTERNATIONAL plc MSI wb_incandescent $262.5 M United Kingdom UK Industrials UK Aerospace & Defense
93 SRT Marine Systems plc SRT wb_incandescent $259.7 M United Kingdom UK Technology UK Scientific & Technical Instruments
94 Anglo Asian Mining plc AAZ wb_incandescent $256.0 M Azerbaijan Azerbaijan Basic Materials Azerbaijan Gold
95 Empire Metals Limited EEE wb_incandescent $255.1 M United Kingdom UK Basic Materials UK Other Precious Metals & Mining
96 Sylvania Platinum Limited SLP wb_incandescent $250.3 M Bermuda Bermuda Basic Materials Bermuda Other Precious Metals & Mining
97 Begbies Traynor Group plc BEG wb_incandescent $240.2 M United Kingdom UK Industrials UK Specialty Business Services
98 Gateley (Holdings) plc GTLY wb_incandescent $239.6 M United Kingdom UK Industrials UK Consulting Services
99 Knights Group Holdings plc KGH wb_incandescent $236.0 M United Kingdom UK Industrials UK Specialty Business Services
100 N Brown Group plc BWNG wb_incandescent $233.7 M

(Jan. 1, 2025)

 United Kingdom UK Consumer Discretionary UK Internet Retail
101 Concurrent Technologies plc CNC wb_incandescent $233.4 M United Kingdom UK Technology UK Computer Hardware
102 Gooch & Housego plc GHH wb_incandescent $227.4 M United Kingdom UK Technology UK Electronic Components
103 Helios Underwriting plc HUW wb_incandescent $220.8 M United Kingdom UK Financials UK Insurance—Property & Casualty
104 Renold plc RNO wb_incandescent $220.5 M United Kingdom UK Industrials UK Specialty Industrial Machinery
105 Aquis Exchange plc AQX wb_incandescent $218.3 M United Kingdom UK Financials UK Financial Data & Stock Exchanges
106 Accsys Technologies plc AXS wb_incandescent $217.8 M United Kingdom UK Basic Materials UK Lumber & Wood Production
107 Duke Royalty Limited DUKE wb_incandescent $217.6 M United Kingdom UK Financials UK Asset Management
108 Serabi Gold plc SRB wb_incandescent $212.4 M United Kingdom UK Basic Materials UK Gold
109 Eckoh plc ECK wb_incandescent $211.3 M

(Jan. 1, 2025)

 United Kingdom UK Technology UK Information Technology Services
110 Arbuthnot Banking Group plc ARBB wb_incandescent $211.2 M United Kingdom UK Financials UK Banks—Regional
111 4basebio PLC 4BB wb_incandescent $209.7 M United Kingdom UK Healthcare UK Biotechnology
112 Camellia plc CAM wb_incandescent $209.5 M United Kingdom UK Consumer Staples UK Farm Products
113 Gaming Realms plc GMR wb_incandescent $208.7 M United Kingdom UK Consumer Discretionary UK Gambling
114 Base Resources Limited BSE wb_incandescent $207.5 M

(July 1, 2024)

 Australia Australian Basic Materials Australian Other Industrial Metals & Mining
115 Beeks Trading Corporation Ltd. BKS wb_incandescent $205.6 M United Kingdom UK Technology UK Software—Infrastructure
116 Seeing Machines Limited SEE wb_incandescent $205.0 M Australia Australian Technology Australian Software—Application
117 Bioventix plc BVXP wb_incandescent $201.1 M United Kingdom UK Healthcare UK Biotechnology
118 AFC Energy plc AFC wb_incandescent $198.7 M United Kingdom UK Industrials UK Electrical Equipment & Parts
119 Mercia Asset Management plc MERC wb_incandescent $195.7 M United Kingdom UK Financials UK Asset Management
120 Kistos plc KIST wb_incandescent $191.4 M United Kingdom UK Financials UK Asset Management

Top FTSE AIM All-Share Companies Ranking by Market Cap as of July 1, 2025

91. Vertu Motors plc

Company Profile: Vertu Motors plc
Market Cap (USD): $264.8 M
Stock: VTU wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto & Truck Dealerships

92. MS INTERNATIONAL plc

Company Profile: MS INTERNATIONAL plc
Market Cap (USD): $262.5 M
Stock: MSI wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

93. SRT Marine Systems plc

Company Profile: SRT Marine Systems plc
Market Cap (USD): $259.7 M
Stock: SRT wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

94. Anglo Asian Mining plc

Company Profile: Anglo Asian Mining plc
Market Cap (USD): $256.0 M
Stock: AAZ wb_incandescent
Country: Azerbaijan
Sector: Azerbaijan Basic Materials
Industry: Azerbaijan Gold

95. Empire Metals Limited

Company Profile: Empire Metals Limited
Market Cap (USD): $255.1 M
Stock: EEE wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Precious Metals & Mining

96. Sylvania Platinum Limited

Company Profile: Sylvania Platinum Limited
Market Cap (USD): $250.3 M
Stock: SLP wb_incandescent
Country: Bermuda
Sector: Bermuda Basic Materials
Industry: Bermuda Other Precious Metals & Mining

97. Begbies Traynor Group plc

Company Profile: Begbies Traynor Group plc
Market Cap (USD): $240.2 M
Stock: BEG wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

98. Gateley (Holdings) plc

Company Profile: Gateley (Holdings) plc
Market Cap (USD): $239.6 M
Stock: GTLY wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

99. Knights Group Holdings plc

Company Profile: Knights Group Holdings plc
Market Cap (USD): $236.0 M
Stock: KGH wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

100. N Brown Group plc

Company Profile: N Brown Group plc
Market Cap (USD): $233.7 M (Jan. 1, 2025)
Stock: BWNG wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Internet Retail

101. Concurrent Technologies plc

Company Profile: Concurrent Technologies plc
Market Cap (USD): $233.4 M
Stock: CNC wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Computer Hardware

102. Gooch & Housego plc

Company Profile: Gooch & Housego plc
Market Cap (USD): $227.4 M
Stock: GHH wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Electronic Components

103. Helios Underwriting plc

Company Profile: Helios Underwriting plc
Market Cap (USD): $220.8 M
Stock: HUW wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Property & Casualty

104. Renold plc

Company Profile: Renold plc
Market Cap (USD): $220.5 M
Stock: RNO wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

105. Aquis Exchange plc

Company Profile: Aquis Exchange plc
Market Cap (USD): $218.3 M
Stock: AQX wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Financial Data & Stock Exchanges

106. Accsys Technologies plc

Company Profile: Accsys Technologies plc
Market Cap (USD): $217.8 M
Stock: AXS wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Lumber & Wood Production

107. Duke Royalty Limited

Company Profile: Duke Royalty Limited
Market Cap (USD): $217.6 M
Stock: DUKE wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

108. Serabi Gold plc

Company Profile: Serabi Gold plc
Market Cap (USD): $212.4 M
Stock: SRB wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

109. Eckoh plc

Company Profile: Eckoh plc
Market Cap (USD): $211.3 M (Jan. 1, 2025)
Stock: ECK wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

110. Arbuthnot Banking Group plc

Company Profile: Arbuthnot Banking Group plc
Market Cap (USD): $211.2 M
Stock: ARBB wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Banks—Regional

111. 4basebio PLC

Company Profile: 4basebio PLC
Market Cap (USD): $209.7 M
Stock: 4BB wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

112. Camellia plc

Company Profile: Camellia plc
Market Cap (USD): $209.5 M
Stock: CAM wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Farm Products

113. Gaming Realms plc

Company Profile: Gaming Realms plc
Market Cap (USD): $208.7 M
Stock: GMR wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Gambling

114. Base Resources Limited

Company Profile: Base Resources Limited
Market Cap (USD): $207.5 M (July 1, 2024)
Stock: BSE wb_incandescent
Country: Australia
Sector: Australian Basic Materials
Industry: Australian Other Industrial Metals & Mining

115. Beeks Trading Corporation Ltd.

Company Profile: Beeks Trading Corporation Ltd.
Market Cap (USD): $205.6 M
Stock: BKS wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Infrastructure

116. Seeing Machines Limited

Company Profile: Seeing Machines Limited
Market Cap (USD): $205.0 M
Stock: SEE wb_incandescent
Country: Australia
Sector: Australian Technology
Industry: Australian Software—Application

117. Bioventix plc

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

118. AFC Energy plc

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

119. Mercia Asset Management plc

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

120. Kistos plc

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

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