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Top FTSE AIM All-Share Companies by Market Cap and Stocks in 2026

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.

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Top FTSE AIM All-Share Companies Ranking by Market Cap as of Jan. 1, 2026

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Ranking Company Stock Market Cap (USD) Country Sector Industry
541 Dillistone Group plc DSG $23,356 United Kingdom UK Technology UK Software—Application
542 Minoan Group plc MIN $22,354

(July 1, 2025)

 United Kingdom UK Consumer Discretionary UK Travel Services
543 Europa Metals Limited EUZ $14,093 Australia Australian Basic Materials Australian Other Industrial Metals & Mining
544 Kibo Energy plc KIBO $13,861 Ireland Irish Energy Irish Thermal Coal
545 Ovoca Bio plc OVB $12,622 Ireland Irish Healthcare Irish Biotechnology
546 Versarien plc VRS $8,087 United Kingdom UK Basic Materials UK Specialty Chemicals
547 Totally plc TLY $6,484

(July 1, 2025)

 United Kingdom UK Healthcare UK Medical Care Facilities
548 Inspirit Energy Holdings plc INSP $2,152

(July 1, 2025)

 United Kingdom UK Industrials UK Specialty Industrial Machinery
549 t42 IoT Tracking Solutions PLC TRAC United Kingdom UK Technology UK Scientific & Technical Instruments
550 6014185 TIG United Kingdom UK Communication Services UK Internet Content & Information
551 Tialis Essential IT PLC TIA United Kingdom UK Technology UK Information Technology Services
552 Synergia Energy Ltd SYN Australia Australian Energy Australian Oil & Gas E&P
553 Strip Tinning Holdings plc STG United Kingdom UK Consumer Discretionary UK Auto Parts
554 Roebuck Food Group plc RFG United Kingdom UK Consumer Staples UK Food Distribution
555 Peel Hunt Limited PEEL United Kingdom UK Financials UK Capital Markets
556 Ocean Harvest Technology Group Plc OHT United Kingdom UK Consumer Staples UK Packaged Foods
557 Ondine Biomedical Inc. OBI Canada Canadian Healthcare Canadian Biotechnology
558 Nexteq plc NXQ United Kingdom UK Technology UK Computer Hardware
559 Marks Electrical Group PLC MRK United Kingdom UK Consumer Discretionary UK Internet Retail
560 Mindflair Plc MFAI United Kingdom UK Financials UK Asset Management
561 Light Science Technologies Holdings Plc LST United Kingdom UK Technology UK Electronic Components
562 Lords Group Trading PLC LORD United Kingdom UK Industrials UK Industrial Distribution
563 LungLife AI, Inc. LLAI United States US Healthcare US Diagnostics & Research
564 LendInvest plc LINV United Kingdom UK Financials UK Mortgage Finance
565 Likewise Group plc LIKE United Kingdom UK Consumer Discretionary UK Furnishings, Fixtures & Appliances
566 LifeSafe Holdings plc LIFS United Kingdom UK Industrials UK Building Products & Equipment
567 Libertine Holdings Plc LIB United Kingdom UK Industrials UK Specialty Industrial Machinery
568 i(x) Net Zero Plc IX. United Kingdom UK Financials UK Asset Management
569 Huddled Group PLC HUD United Kingdom UK Communication Services UK Entertainment
570 Hercules Site Services Plc HERC United Kingdom UK Industrials UK Engineering & Construction

Top FTSE AIM All-Share Companies Ranking by Market Cap as of Jan. 1, 2026

541. Dillistone Group plc

Company Profile: Dillistone Group plc
Market Cap (USD): $23,356
Stock: DSG wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

542. Minoan Group plc

Company Profile: Minoan Group plc
Market Cap (USD): $22,354 (July 1, 2025)
Stock: MIN wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Travel Services

543. Europa Metals Limited

Company Profile: Europa Metals Limited
Market Cap (USD): $14,093
Stock: EUZ wb_incandescent
Country: Australia
Sector: Australian Basic Materials
Industry: Australian Other Industrial Metals & Mining

544. Kibo Energy plc

Company Profile: Kibo Energy plc
Market Cap (USD): $13,861
Stock: KIBO wb_incandescent
Country: Ireland
Sector: Irish Energy
Industry: Irish Thermal Coal

545. Ovoca Bio plc

Company Profile: Ovoca Bio plc
Market Cap (USD): $12,622
Stock: OVB wb_incandescent
Country: Ireland
Sector: Irish Healthcare
Industry: Irish Biotechnology

546. Versarien plc

Company Profile: Versarien plc
Market Cap (USD): $8,087
Stock: VRS wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

547. Totally plc

Company Profile: Totally plc
Market Cap (USD): $6,484 (July 1, 2025)
Stock: TLY wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Medical Care Facilities

548. Inspirit Energy Holdings plc

Company Profile: Inspirit Energy Holdings plc
Market Cap (USD): $2,152 (July 1, 2025)
Stock: INSP wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

549. t42 IoT Tracking Solutions PLC

Company Profile: t42 IoT Tracking Solutions PLC
Stock: TRAC wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Scientific & Technical Instruments

550. 6014185

Company Profile: 6014185
Stock: TIG wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Internet Content & Information

551. Tialis Essential IT PLC

Company Profile: Tialis Essential IT PLC
Stock: TIA wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

552. Synergia Energy Ltd

Company Profile: Synergia Energy Ltd
Stock: SYN wb_incandescent
Country: Australia
Sector: Australian Energy
Industry: Australian Oil & Gas E&P

553. Strip Tinning Holdings plc

Company Profile: Strip Tinning Holdings plc
Stock: STG wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Auto Parts

554. Roebuck Food Group plc

Company Profile: Roebuck Food Group plc
Stock: RFG wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Food Distribution

555. Peel Hunt Limited

Company Profile: Peel Hunt Limited
Stock: PEEL wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Capital Markets

556. Ocean Harvest Technology Group Plc

Company Profile: Ocean Harvest Technology Group Plc
Stock: OHT wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Packaged Foods

557. Ondine Biomedical Inc.

Company Profile: Ondine Biomedical Inc.
Stock: OBI wb_incandescent
Country: Canada
Sector: Canadian Healthcare
Industry: Canadian Biotechnology

558. Nexteq plc

Company Profile: Nexteq plc
Stock: NXQ wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Computer Hardware

559. Marks Electrical Group PLC

Company Profile: Marks Electrical Group PLC
Stock: MRK wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Internet Retail

560. Mindflair Plc

Company Profile: Mindflair Plc
Stock: MFAI wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

561. Light Science Technologies Holdings Plc

Company Profile: Light Science Technologies Holdings Plc
Stock: LST wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Electronic Components

562. Lords Group Trading PLC

Company Profile: Lords Group Trading PLC
Stock: LORD wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Industrial Distribution

563. LungLife AI, Inc.

Company Profile: LungLife AI, Inc.
Stock: LLAI wb_incandescent
Country: United States
Sector: US Healthcare
Industry: US Diagnostics & Research

564. LendInvest plc

Company Profile: LendInvest plc
Stock: LINV wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Mortgage Finance

565. Likewise Group plc

Company Profile: Likewise Group plc
Stock: LIKE wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Furnishings, Fixtures & Appliances

566. LifeSafe Holdings plc

Company Profile: LifeSafe Holdings plc
Stock: LIFS wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Building Products & Equipment

567. Libertine Holdings Plc

Company Profile: Libertine Holdings Plc
Stock: LIB wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

568. i(x) Net Zero Plc

Company Profile: i(x) Net Zero Plc
Stock: IX. wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

569. Huddled Group PLC

Company Profile: Huddled Group PLC
Stock: HUD wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Entertainment

570. Hercules Site Services Plc

Company Profile: Hercules Site Services Plc
Stock: HERC wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

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