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Top FTSE AIM All-Share Companies by Market Cap and Stocks in 2024

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, 2024

Ranking Company Stock Market Cap (USD) Country Sector Industry
31 GB Group plc GBG wb_incandescent $881.1 M United Kingdom Technology Software—Application
32 Renew Holdings plc RNWH wb_incandescent $865.4 M United Kingdom Industrials Engineering & Construction
33 Learning Technologies Group plc LTG wb_incandescent $815.5 M United Kingdom Consumer Staples Education & Training Services
34 SigmaRoc plc SRC wb_incandescent $806.2 M United Kingdom Basic Materials Building Materials
35 Craneware plc CRW wb_incandescent $792.1 M United Kingdom Healthcare Health Information Services
36 Judges Scientific plc JDG wb_incandescent $791.7 M United Kingdom Technology Scientific & Technical Instruments
37 Uniphar plc UPR wb_incandescent $784.0 M Ireland Healthcare Medical Care Facilities
38 Urban Logistics REIT plc SHED wb_incandescent $763.2 M United Kingdom Real Estate REIT—Industrial
39 Johnson Service Group plc JSG wb_incandescent $747.1 M United Kingdom Industrials Specialty Business Services
40 Volex plc VLX wb_incandescent $736.7 M United Kingdom Industrials Electrical Equipment & Parts
41 Young & Co.'s Brewery, plc YNGN wb_incandescent $727.6 M United Kingdom Consumer Discretionary Restaurants
42 Young & Co.'s Brewery, plc YNGA wb_incandescent $727.6 M United Kingdom Consumer Discretionary Restaurants
43 boohoo group plc BOO wb_incandescent $662.2 M United Kingdom Consumer Discretionary Internet Retail
44 Hotel Chocolat Group plc HOTC wb_incandescent $651.7 M United Kingdom Consumer Staples Confectioners
45 Greatland Gold plc GGP wb_incandescent $639.0 M United Kingdom Basic Materials Gold
46 ASOS plc ASC wb_incandescent $637.5 M United Kingdom Consumer Discretionary Internet Retail
47 Atalaya Mining plc ATYM wb_incandescent $630.8 M

(March 1, 2023)

Cyprus Basic Materials Copper
48 Ergomed plc ERGO wb_incandescent $627.8 M

(July 1, 2023)

United Kingdom Healthcare Biotechnology
49 Cerillion plc CER wb_incandescent $603.0 M United Kingdom Technology Software—Application
50 Polar Capital Holdings plc POLR wb_incandescent $600.3 M United Kingdom Financials Asset Management
51 Mortgage Advice Bureau (Holdings) plc MAB1 wb_incandescent $596.4 M United Kingdom Financials Mortgage Finance
52 Silence Therapeutics plc SLN wb_incandescent $588.4 M

(Nov. 1, 2021)

United Kingdom Healthcare Biotechnology
53 FW Thorpe plc TFW wb_incandescent $582.3 M United Kingdom Industrials Electrical Equipment & Parts
54 Draper Esprit plc GROW wb_incandescent $576.2 M United Kingdom Financials Asset Management
55 Midwich Group plc MIDW wb_incandescent $574.4 M United Kingdom Technology Electronics & Computer Distribution
56 Advanced Medical Solutions Group plc AMS wb_incandescent $574.1 M United Kingdom Healthcare Medical Instruments & Supplies
57 Alpha Financial Markets Consulting plc AFM wb_incandescent $567.9 M United Kingdom Industrials Consulting Services
58 PetroTal Corp. PTAL wb_incandescent $548.8 M United States Energy Oil & Gas E&P
59 Marlowe plc MRL wb_incandescent $529.8 M United Kingdom Industrials Security & Protection Services
60 Nichols plc NICL wb_incandescent $529.4 M United Kingdom Consumer Staples Beverages—Non-Alcoholic

Top FTSE AIM All-Share Companies Ranking by Market Cap as of Jan. 1, 2024

31. GB Group plc

Company Profile: GB Group plc
Market Cap (USD): $881.1 M
Stock: GBG wb_incandescent
Country: United Kingdom
Sector: Technology
Industry: Software—Application

32. Renew Holdings plc

Company Profile: Renew Holdings plc
Market Cap (USD): $865.4 M
Stock: RNWH wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Engineering & Construction

33. Learning Technologies Group plc

Company Profile: Learning Technologies Group plc
Market Cap (USD): $815.5 M
Stock: LTG wb_incandescent
Country: United Kingdom
Sector: Consumer Staples
Industry: Education & Training Services

34. SigmaRoc plc

Company Profile: SigmaRoc plc
Market Cap (USD): $806.2 M
Stock: SRC wb_incandescent
Country: United Kingdom
Sector: Basic Materials
Industry: Building Materials

35. Craneware plc

Company Profile: Craneware plc
Market Cap (USD): $792.1 M
Stock: CRW wb_incandescent
Country: United Kingdom
Sector: Healthcare
Industry: Health Information Services

36. Judges Scientific plc

Company Profile: Judges Scientific plc
Market Cap (USD): $791.7 M
Stock: JDG wb_incandescent
Country: United Kingdom
Sector: Technology
Industry: Scientific & Technical Instruments

37. Uniphar plc

Company Profile: Uniphar plc
Market Cap (USD): $784.0 M
Stock: UPR wb_incandescent
Country: Ireland
Sector: Healthcare
Industry: Medical Care Facilities

38. Urban Logistics REIT plc

Company Profile: Urban Logistics REIT plc
Market Cap (USD): $763.2 M
Stock: SHED wb_incandescent
Country: United Kingdom
Sector: Real Estate
Industry: REIT—Industrial

39. Johnson Service Group plc

Company Profile: Johnson Service Group plc
Market Cap (USD): $747.1 M
Stock: JSG wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Specialty Business Services

40. Volex plc

Company Profile: Volex plc
Market Cap (USD): $736.7 M
Stock: VLX wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Electrical Equipment & Parts

41. Young & Co.'s Brewery, plc

Company Profile: Young & Co.'s Brewery, plc
Market Cap (USD): $727.6 M
Stock: YNGN wb_incandescent
Country: United Kingdom
Sector: Consumer Discretionary
Industry: Restaurants

42. Young & Co.'s Brewery, plc

Company Profile: Young & Co.'s Brewery, plc
Market Cap (USD): $727.6 M
Stock: YNGA wb_incandescent
Country: United Kingdom
Sector: Consumer Discretionary
Industry: Restaurants

43. boohoo group plc

Company Profile: boohoo group plc
Market Cap (USD): $662.2 M
Stock: BOO wb_incandescent
Country: United Kingdom
Sector: Consumer Discretionary
Industry: Internet Retail

44. Hotel Chocolat Group plc

Company Profile: Hotel Chocolat Group plc
Market Cap (USD): $651.7 M
Stock: HOTC wb_incandescent
Country: United Kingdom
Sector: Consumer Staples
Industry: Confectioners

45. Greatland Gold plc

Company Profile: Greatland Gold plc
Market Cap (USD): $639.0 M
Stock: GGP wb_incandescent
Country: United Kingdom
Sector: Basic Materials
Industry: Gold

46. ASOS plc

Company Profile: ASOS plc
Market Cap (USD): $637.5 M
Stock: ASC wb_incandescent
Country: United Kingdom
Sector: Consumer Discretionary
Industry: Internet Retail

47. Atalaya Mining plc

Company Profile: Atalaya Mining plc
Market Cap (USD): $630.8 M (March 1, 2023)
Stock: ATYM wb_incandescent
Country:
Sector:
Industry:

48. Ergomed plc

Company Profile: Ergomed plc
Market Cap (USD): $627.8 M (July 1, 2023)
Stock: ERGO wb_incandescent
Country: United Kingdom
Sector: Healthcare
Industry: Biotechnology

49. Cerillion plc

Company Profile: Cerillion plc
Market Cap (USD): $603.0 M
Stock: CER wb_incandescent
Country: United Kingdom
Sector: Technology
Industry: Software—Application

50. Polar Capital Holdings plc

Company Profile: Polar Capital Holdings plc
Market Cap (USD): $600.3 M
Stock: POLR wb_incandescent
Country: United Kingdom
Sector: Financials
Industry: Asset Management

51. Mortgage Advice Bureau (Holdings) plc

Company Profile: Mortgage Advice Bureau (Holdings) plc
Market Cap (USD): $596.4 M
Stock: MAB1 wb_incandescent
Country: United Kingdom
Sector: Financials
Industry: Mortgage Finance

52. Silence Therapeutics plc

Company Profile: Silence Therapeutics plc
Market Cap (USD): $588.4 M (Nov. 1, 2021)
Stock: SLN wb_incandescent
Country: United Kingdom
Sector: Healthcare
Industry: Biotechnology

53. FW Thorpe plc

Company Profile: FW Thorpe plc
Market Cap (USD): $582.3 M
Stock: TFW wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Electrical Equipment & Parts

54. Draper Esprit plc

Company Profile: Draper Esprit plc
Market Cap (USD): $576.2 M
Stock: GROW wb_incandescent
Country: United Kingdom
Sector: Financials
Industry: Asset Management

55. Midwich Group plc

Company Profile: Midwich Group plc
Market Cap (USD): $574.4 M
Stock: MIDW wb_incandescent
Country: United Kingdom
Sector: Technology
Industry: Electronics & Computer Distribution

56. Advanced Medical Solutions Group plc

Company Profile: Advanced Medical Solutions Group plc
Market Cap (USD): $574.1 M
Stock: AMS wb_incandescent
Country: United Kingdom
Sector: Healthcare
Industry: Medical Instruments & Supplies

57. Alpha Financial Markets Consulting plc

Company Profile: Alpha Financial Markets Consulting plc
Market Cap (USD): $567.9 M
Stock: AFM wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Consulting Services

58. PetroTal Corp.

Company Profile: PetroTal Corp.
Market Cap (USD): $548.8 M
Stock: PTAL wb_incandescent
Country: United States
Sector: Energy
Industry: Oil & Gas E&P

59. Marlowe plc

Company Profile: Marlowe plc
Market Cap (USD): $529.8 M
Stock: MRL wb_incandescent
Country: United Kingdom
Sector: Industrials
Industry: Security & Protection Services

60. Nichols plc

Company Profile: Nichols plc
Market Cap (USD): $529.4 M
Stock: NICL wb_incandescent
Country: United Kingdom
Sector: Consumer Staples
Industry: Beverages—Non-Alcoholic