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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 Jan. 1, 2025

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Ranking Company Stock Market Cap (USD) Country Sector Industry
61 Impax Asset Management Group plc IPX wb_incandescent $331.1 M United Kingdom UK Financials UK Asset Management
62 Franchise Brands plc FRAN wb_incandescent $330.7 M United Kingdom UK Industrials UK Specialty Business Services
63 Marlowe plc MRL wb_incandescent $329.9 M United Kingdom UK Industrials UK Security & Protection Services
64 Griffin Mining Limited GFM wb_incandescent $329.7 M United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
65 Equals Group plc EQLS wb_incandescent $327.3 M United Kingdom UK Financials UK Credit Services
66 The Property Franchise Group plc TPFG wb_incandescent $319.3 M United Kingdom UK Real Estate UK Real Estate Services
67 dotdigital Group plc DOTD wb_incandescent $315.8 M United Kingdom UK Technology UK Software—Application
68 Brooks Macdonald Group plc BRK wb_incandescent $305.5 M United Kingdom UK Financials UK Asset Management
69 Rockhopper Exploration plc RKH wb_incandescent $304.9 M United Kingdom UK Energy UK Oil & Gas E&P
70 Kitwave Group plc KITW wb_incandescent $299.3 M United Kingdom UK Consumer Staples UK Food Distribution
71 James Latham plc LTHM wb_incandescent $293.5 M United Kingdom UK Industrials UK Industrial Distribution
72 ITM Power plc ITM wb_incandescent $283.6 M United Kingdom UK Technology UK Electronic Components
73 M&C Saatchi plc SAA wb_incandescent $274.2 M United Kingdom UK Communication Services UK Advertising Agencies
74 Andrews Sykes Group plc ASY wb_incandescent $271.3 M United Kingdom UK Industrials UK Rental & Leasing Services
75 Filtronic plc FTC wb_incandescent $270.3 M United Kingdom UK Technology UK Communication Equipment
76 Science Group plc SAG wb_incandescent $259.9 M United Kingdom UK Industrials UK Consulting Services
77 Fonix Mobile plc FNX wb_incandescent $253.6 M United Kingdom UK Technology UK Information Technology Services
78 Supreme Plc SUP wb_incandescent $251.3 M United Kingdom UK Industrials UK Electrical Equipment & Parts
79 Seeing Machines Limited SEE wb_incandescent $249.3 M Australia Australian Technology Australian Software—Application
80 accesso Technology Group plc ACSO wb_incandescent $247.1 M United Kingdom UK Technology UK Software—Application
81 Redcentric plc RCN wb_incandescent $246.1 M United Kingdom UK Technology UK Information Technology Services
82 Hargreaves Services plc HSP wb_incandescent $245.4 M United Kingdom UK Industrials UK Integrated Freight & Logistics
83 Brickability Group plc BRCK wb_incandescent $245.0 M United Kingdom UK Industrials UK Industrial Distribution
84 Tristel plc TSTL wb_incandescent $238.5 M United Kingdom UK Healthcare UK Medical Instruments & Supplies
85 N Brown Group plc BWNG wb_incandescent $233.7 M United Kingdom UK Consumer Discretionary UK Internet Retail
86 4basebio PLC 4BB wb_incandescent $232.6 M United Kingdom UK Healthcare UK Biotechnology
87 Vertu Motors plc VTU wb_incandescent $232.6 M United Kingdom UK Consumer Discretionary UK Auto & Truck Dealerships
88 Beeks Trading Corporation Ltd. BKS wb_incandescent $229.2 M United Kingdom UK Technology UK Software—Infrastructure
89 Avacta Group plc AVCT wb_incandescent $224.3 M United Kingdom UK Healthcare UK Biotechnology
90 Gateley (Holdings) plc GTLY wb_incandescent $222.8 M United Kingdom UK Industrials UK Consulting Services

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

61. Impax Asset Management Group plc

Company Profile: Impax Asset Management Group plc
Market Cap (USD): $331.1 M
Stock: IPX wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

62. Franchise Brands plc

Company Profile: Franchise Brands plc
Market Cap (USD): $330.7 M
Stock: FRAN wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

63. Marlowe plc

Company Profile: Marlowe plc
Market Cap (USD): $329.9 M
Stock: MRL wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Security & Protection Services

64. Griffin Mining Limited

Company Profile: Griffin Mining Limited
Market Cap (USD): $329.7 M
Stock: GFM wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

65. Equals Group plc

Company Profile: Equals Group plc
Market Cap (USD): $327.3 M
Stock: EQLS wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

66. The Property Franchise Group plc

Company Profile: The Property Franchise Group plc
Market Cap (USD): $319.3 M
Stock: TPFG wb_incandescent
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

67. dotdigital Group plc

Company Profile: dotdigital Group plc
Market Cap (USD): $315.8 M
Stock: DOTD wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

68. Brooks Macdonald Group plc

Company Profile: Brooks Macdonald Group plc
Market Cap (USD): $305.5 M
Stock: BRK wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

69. Rockhopper Exploration plc

Company Profile: Rockhopper Exploration plc
Market Cap (USD): $304.9 M
Stock: RKH wb_incandescent
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas E&P

70. Kitwave Group plc

Company Profile: Kitwave Group plc
Market Cap (USD): $299.3 M
Stock: KITW wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Food Distribution

71. James Latham plc

Company Profile: James Latham plc
Market Cap (USD): $293.5 M
Stock: LTHM wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

72. ITM Power plc

Company Profile: ITM Power plc
Market Cap (USD): $283.6 M
Stock: ITM wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Electronic Components

73. M&C Saatchi plc

Company Profile: M&C Saatchi plc
Market Cap (USD): $274.2 M
Stock: SAA wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Advertising Agencies

74. Andrews Sykes Group plc

Company Profile: Andrews Sykes Group plc
Market Cap (USD): $271.3 M
Stock: ASY wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

75. Filtronic plc

Company Profile: Filtronic plc
Market Cap (USD): $270.3 M
Stock: FTC wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Communication Equipment

76. Science Group plc

Company Profile: Science Group plc
Market Cap (USD): $259.9 M
Stock: SAG wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

77. Fonix Mobile plc

Company Profile: Fonix Mobile plc
Market Cap (USD): $253.6 M
Stock: FNX wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

78. Supreme Plc

Company Profile: Supreme Plc
Market Cap (USD): $251.3 M
Stock: SUP wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Electrical Equipment & Parts

79. Seeing Machines Limited

Company Profile: Seeing Machines Limited
Market Cap (USD): $249.3 M
Stock: SEE wb_incandescent
Country: Australia
Sector: Australian Technology
Industry: Australian Software—Application

80. accesso Technology Group plc

Company Profile: accesso Technology Group plc
Market Cap (USD): $247.1 M
Stock: ACSO wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

81. Redcentric plc

Company Profile: Redcentric plc
Market Cap (USD): $246.1 M
Stock: RCN wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

82. Hargreaves Services plc

Company Profile: Hargreaves Services plc
Market Cap (USD): $245.4 M
Stock: HSP wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Integrated Freight & Logistics

83. Brickability Group plc

Company Profile: Brickability Group plc
Market Cap (USD): $245.0 M
Stock: BRCK wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

84. Tristel plc

Company Profile: Tristel plc
Market Cap (USD): $238.5 M
Stock: TSTL wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Medical Instruments & Supplies

85. N Brown Group plc

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

86. 4basebio PLC

Company Profile: 4basebio PLC
Market Cap (USD): $232.6 M
Stock: 4BB wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

87. Vertu Motors plc

Company Profile: Vertu Motors plc
Market Cap (USD): $232.6 M
Stock: VTU wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto & Truck Dealerships

88. Beeks Trading Corporation Ltd.

Company Profile: Beeks Trading Corporation Ltd.
Market Cap (USD): $229.2 M
Stock: BKS wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Infrastructure

89. Avacta Group plc

Company Profile: Avacta Group plc
Market Cap (USD): $224.3 M
Stock: AVCT wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

90. Gateley (Holdings) plc

Company Profile: Gateley (Holdings) plc
Market Cap (USD): $222.8 M
Stock: GTLY wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

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