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FTSE AIM 100
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Top companies in the FTSE AIM 100 index ranked by market capitalization

This is the list of the largest companies in the FTSE AIM 100 index by market capitalization. The rankings and market cap data of these companies are updated regularly.

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Top FTSE AIM 100 Companies Ranking by Market Cap as of Jan. 1, 2023

Ranking Company Stock Symbol Market Cap (USD) Country Sector Industry
1 Abcam plc ABC $3.51 B

(Dec. 1, 2022)

United Kingdom Healthcare Biotechnology
2 HUTCHMED Ltd. HCM $2.95 B Hong Kong Healthcare Biotechnology
3 Jet2 plc JET2 $2.70 B United Kingdom Consumer Discretionary Travel Services
4 Keywords Studios plc KWS $2.63 B Ireland Communication Services Electronic Gaming & Multimedia
5 GlobalData plc DATA $1.95 B United Kingdom Industrials Consulting Services
6 Burford Capital Limited BUR $1.89 B United Kingdom Financials Asset Management
7 RWS Holdings plc RWS $1.88 B United Kingdom Industrials Consulting Services
8 Secure Income REIT Ord SIR $1.81 B

(July 1, 2022)

United Kingdom Real Estate REIT—Diversified
9 CVS Group plc CVSG $1.66 B United Kingdom Consumer Discretionary Personal Services
10 Clinigen Group plc CLIN $1.61 B

(April 1, 2022)

United Kingdom Healthcare Medical Distribution
11 Blue Prism Group plc PRSM $1.49 B

(March 1, 2022)

United Kingdom Technology Software—Infrastructure
12 Fevertree Drinks plc FEVR $1.46 B United Kingdom Consumer Staples Beverages—Non-Alcoholic
13 EMIS Group plc EMIS $1.42 B United Kingdom Healthcare Health Information Services
14 YouGov plc YOU $1.42 B United Kingdom Communication Services Advertising Agencies
15 Kape Technologies plc KAPE $1.40 B United Kingdom Technology Software—Infrastructure
16 Greencoat Renewables plc GRP $1.39 B Ireland Utilities Utilities—Independent Power Producers
17 Smart Metering Systems plc SMS $1.32 B United Kingdom Industrials Electrical Equipment & Parts
18 Breedon Group plc BREE $1.29 B United Kingdom Basic Materials Building Materials
19 Gamma Communications plc GAMA $1.27 B United Kingdom Communication Services Telecom Services
20 Ideagen plc IDEA $1.27 B

(July 1, 2022)

United Kingdom Technology Software—Application
21 Next Fifteen Communications Group plc NFC $1.18 B United Kingdom Communication Services Advertising Agencies
22 Sumo Group plc SUMO $1.18 B

(Jan. 1, 2022)

United Kingdom Communication Services Electronic Gaming & Multimedia
23 Learning Technologies Group plc LTG $1.17 B United Kingdom Consumer Staples Education & Training Services
24 Impax Asset Management Group plc IPX $1.12 B United Kingdom Financials Asset Management
25 GB Group plc GBG $1.04 B United Kingdom Technology Software—Application
26 CareTech Holdings plc CTH $1.02 B

(Sept. 1, 2022)

United Kingdom Healthcare Medical Care Facilities
27 iEnergizer Limited IBPO $1.00 B United Kingdom Technology Information Technology Services
28 James Halstead plc JHD $977.5 M United Kingdom Industrials Building Products & Equipment
29 Alpha FX Group plc AFX $976.1 M United Kingdom Financials Capital Markets
30 Ceres Power Holdings plc CWR $956.9 M United Kingdom Industrials Electrical Equipment & Parts
31 Serica Energy plc SQZ $920.7 M United Kingdom Energy Oil & Gas E&P
32 Uniphar plc UPR $913.7 M Ireland Healthcare Medical Care Facilities
33 ASOS plc ASC $897.7 M United Kingdom Consumer Discretionary Internet Retail
34 MaxCyte, Inc. MXCT $850.8 M

(March 13, 2021)

United States Healthcare Diagnostics & Research
35 Victoria plc VCP $834.6 M United Kingdom Consumer Discretionary Furnishings, Fixtures & Appliances
36 Applegreen plc APGN $830.9 M

(March 13, 2021)

Ireland Consumer Discretionary Specialty Retail
37 WANdisco plc WAND $811.0 M United Kingdom Technology Software—Application
38 Urban Logistics REIT plc SHED $798.9 M United Kingdom Real Estate REIT—Industrial
39 Craneware plc CRW $796.4 M United Kingdom Healthcare Health Information Services
40 ITM Power plc ITM $770.5 M United Kingdom Technology Electronic Components
41 Ergomed plc ERGO $759.9 M United Kingdom Healthcare Biotechnology
42 Team17 Group plc TM17 $754.2 M United Kingdom Communication Services Electronic Gaming & Multimedia
43 Draper Esprit plc GROW $752.8 M United Kingdom Financials Asset Management
44 Young & Co.'s Brewery, plc YNGA $694.0 M United Kingdom Consumer Discretionary Restaurants
45 Young & Co.'s Brewery, plc YNGN $694.0 M United Kingdom Consumer Discretionary Restaurants
46 boohoo group plc BOO $689.6 M United Kingdom Consumer Discretionary Internet Retail
47 Renew Holdings plc RNWH $683.1 M United Kingdom Industrials Engineering & Construction
48 Advanced Medical Solutions Group plc AMS $676.6 M United Kingdom Healthcare Medical Instruments & Supplies
49 Judges Scientific plc JDG $663.0 M United Kingdom Technology Scientific & Technical Instruments
50 Alpha Financial Markets Consulting plc AFM $660.6 M United Kingdom Industrials Consulting Services

Top FTSE AIM 100 Companies Ranking by Market Cap as of Jan. 1, 2023

1. Abcam plc

Market Cap (USD): $3.51 B

(Dec. 1, 2022)

Stock: ABC

Country: United Kingdom

Sector: Healthcare

Industry: Biotechnology

business Abcam plc Company Profile

2. HUTCHMED Ltd.

Market Cap (USD): $2.95 B

Stock: HCM

Country: Hong Kong

Sector: Healthcare

Industry: Biotechnology

business HUTCHMED Ltd. Company Profile

6. Burford Capital Limited

Market Cap (USD): $1.89 B

Stock: BUR

Country: United Kingdom

Sector: Financials

Industry: Asset Management

business Burford Capital Limited Company Profile

8. Secure Income REIT Ord

Market Cap (USD): $1.81 B

(July 1, 2022)

Stock: SIR

Country: United Kingdom

Sector: Real Estate

Industry: REIT—Diversified

business Secure Income REIT Ord Company Profile

10. Clinigen Group plc

Market Cap (USD): $1.61 B

(April 1, 2022)

Stock: CLIN

Country: United Kingdom

Sector: Healthcare

Industry: Medical Distribution

business Clinigen Group plc Company Profile

11. Blue Prism Group plc

Market Cap (USD): $1.49 B

(March 1, 2022)

Stock: PRSM

Country: United Kingdom

Sector: Technology

Industry: Software—Infrastructure

business Blue Prism Group plc Company Profile

20. Ideagen plc

Market Cap (USD): $1.27 B

(July 1, 2022)

Stock: IDEA

Country: United Kingdom

Sector: Technology

Industry: Software—Application

business Ideagen plc Company Profile

22. Sumo Group plc

Market Cap (USD): $1.18 B

(Jan. 1, 2022)

Stock: SUMO

Country: United Kingdom

Sector: Communication Services

Industry: Electronic Gaming & Multimedia

business Sumo Group plc Company Profile

24. Impax Asset Management Group plc

Market Cap (USD): $1.12 B

Stock: IPX

Country: United Kingdom

Sector: Financials

Industry: Asset Management

business Impax Asset Management Group plc Company Profile

26. CareTech Holdings plc

Market Cap (USD): $1.02 B

(Sept. 1, 2022)

Stock: CTH

Country: United Kingdom

Sector: Healthcare

Industry: Medical Care Facilities

business CareTech Holdings plc Company Profile

29. Alpha FX Group plc

Market Cap (USD): $976.1 M

Stock: AFX

Country: United Kingdom

Sector: Financials

Industry: Capital Markets

business Alpha FX Group plc Company Profile

31. Serica Energy plc

Market Cap (USD): $920.7 M

Stock: SQZ

Country: United Kingdom

Sector: Energy

Industry: Oil & Gas E&P

business Serica Energy plc Company Profile

34. MaxCyte, Inc.

Market Cap (USD): $850.8 M

(March 13, 2021)

Stock: MXCL

Country: United States

Sector: Healthcare

Industry: Diagnostics & Research

business MaxCyte, Inc. Company Profile

36. Applegreen plc

Market Cap (USD): $830.9 M

(March 13, 2021)

Stock: APGN

Country: Ireland

Sector: Consumer Discretionary

Industry: Specialty Retail

business Applegreen plc Company Profile

50. Alpha Financial Markets Consulting plc

Market Cap (USD): $660.6 M

Stock: AFM

Country: United Kingdom

Sector: Industrials

Industry: Consulting Services

business Alpha Financial Markets Consulting plc Company Profile