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

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

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Top FTSE 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
31 Imperial Brands plc IMB $33.31 B United Kingdom UK Consumer Staples UK Tobacco
32 Fresnillo plc FRES $32.25 B Mexico Mexican Basic Materials Mexican Other Precious Metals & Mining
33 Vodafone Group plc VOD $31.38 B United Kingdom UK Communication Services UK Telecom Services
34 Flutter Entertainment plc FLTR $31.25 B

(Jan. 1, 2024)

 Ireland Irish Consumer Discretionary Irish Gambling
35 Ashtead Group plc AHT $28.68 B United Kingdom UK Industrials UK Rental & Leasing Services
36 Aviva plc AV. $27.99 B United Kingdom UK Financials UK Insurance—Diversified
37 International Consolidated Airlines Group, SA IAG $25.85 B Spain Spanish Industrials Spanish Airlines
38 BT Group plc BT.A $23.94 B United Kingdom UK Communication Services UK Telecom Services
39 NEXT plc NXT $21.23 B United Kingdom UK Consumer Discretionary UK Apparel Retail
40 Associated British Foods plc ABF $20.26 B United Kingdom UK Consumer Staples UK Packaged Foods
41 Legal & General Group plc LGEN $19.94 B United Kingdom UK Financials UK Insurance—Life
42 Coca-Cola HBC AG CCH $18.45 B Switzerland Swiss Consumer Staples Swiss Beverages—Non-Alcoholic
43 Halma plc HLMA $17.78 B United Kingdom UK Industrials UK Conglomerates
44 Airtel Africa plc AAF $17.75 B United Kingdom UK Communication Services UK Telecom Services
45 Scottish Mortgage Investment Trust plc SMT $17.38 B United Kingdom UK Financials UK Asset Management
46 Informa plc INF $15.08 B United Kingdom UK Communication Services UK Publishing
47 Rentokil Initial plc RTO $14.98 B United Kingdom UK Industrials UK Specialty Business Services
48 Smith & Nephew plc SN. $13.90 B United Kingdom UK Healthcare UK Medical Devices
49 The Sage Group plc SGE $13.49 B United Kingdom UK Technology UK Software—Application
50 SEGRO plc SGRO $12.95 B United Kingdom UK Real Estate UK REIT—Industrial
51 Admiral Group plc ADM $12.68 B United Kingdom UK Financials UK Insurance—Property & Casualty
52 Endeavour Mining plc EDV $11.84 B United Kingdom UK Basic Materials UK Gold
53 Smurfit Kappa Group plc SKG $11.62 B

(July 1, 2024)

 Ireland Irish Consumer Discretionary Irish Packaging & Containers
54 Pershing Square Holdings Ord PSH $11.45 B United Kingdom UK Financials UK Asset Management
55 Severn Trent plc SVT $11.38 B United Kingdom UK Utilities UK Utilities—Regulated Water
56 United Utilities Group plc UU. $11.06 B United Kingdom UK Utilities UK Utilities—Regulated Water
57 Centrica plc CNA $10.65 B United Kingdom UK Utilities UK Utilities—Diversified
58 Melrose Industries plc MRO $10.33 B United Kingdom UK Industrials UK Specialty Industrial Machinery
59 DS Smith plc SMDS $10.23 B

(Jan. 1, 2025)

 United Kingdom UK Consumer Discretionary UK Packaging & Containers
60 Smiths Group plc SMIN $10.12 B United Kingdom UK Industrials UK Specialty Industrial Machinery

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

31. Imperial Brands plc

Company Profile: Imperial Brands plc
Market Cap (USD): $33.31 B
Stock: IMB wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Tobacco

32. Fresnillo plc

Company Profile: Fresnillo plc
Market Cap (USD): $32.25 B
Stock: FRES wb_incandescent
Country: Mexico
Sector: Mexican Basic Materials
Industry: Mexican Other Precious Metals & Mining

33. Vodafone Group plc

Company Profile: Vodafone Group plc
Market Cap (USD): $31.38 B
Stock: VOD wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Telecom Services

34. Flutter Entertainment plc

Company Profile: Flutter Entertainment plc
Market Cap (USD): $31.25 B (Jan. 1, 2024)
Stock: FLTR wb_incandescent
Country: Ireland
Sector: Irish Consumer Discretionary
Industry: Irish Gambling

35. Ashtead Group plc

Company Profile: Ashtead Group plc
Market Cap (USD): $28.68 B
Stock: AHT wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

36. Aviva plc

Company Profile: Aviva plc
Market Cap (USD): $27.99 B
Stock: AV. wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Diversified

37. International Consolidated Airlines Group, SA

Company Profile: International Consolidated Airlines Group, SA
Market Cap (USD): $25.85 B
Stock: IAG wb_incandescent
Country: Spain
Sector: Spanish Industrials
Industry: Spanish Airlines

38. BT Group plc

Company Profile: BT Group plc
Market Cap (USD): $23.94 B
Stock: BT.A wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Telecom Services

39. NEXT plc

Company Profile: NEXT plc
Market Cap (USD): $21.23 B
Stock: NXT wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Apparel Retail

40. Associated British Foods plc

Company Profile: Associated British Foods plc
Market Cap (USD): $20.26 B
Stock: ABF wb_incandescent
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Packaged Foods

41. Legal & General Group plc

Company Profile: Legal & General Group plc
Market Cap (USD): $19.94 B
Stock: LGEN wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Life

42. Coca-Cola HBC AG

Company Profile: Coca-Cola HBC AG
Market Cap (USD): $18.45 B
Stock: CCH wb_incandescent
Country: Switzerland
Sector: Swiss Consumer Staples
Industry: Swiss Beverages—Non-Alcoholic

43. Halma plc

Company Profile: Halma plc
Market Cap (USD): $17.78 B
Stock: HLMA wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Conglomerates

44. Airtel Africa plc

Company Profile: Airtel Africa plc
Market Cap (USD): $17.75 B
Stock: AAF wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Telecom Services

45. Scottish Mortgage Investment Trust plc

Company Profile: Scottish Mortgage Investment Trust plc
Market Cap (USD): $17.38 B
Stock: SMT wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

46. Informa plc

Company Profile: Informa plc
Market Cap (USD): $15.08 B
Stock: INF wb_incandescent
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Publishing

47. Rentokil Initial plc

Company Profile: Rentokil Initial plc
Market Cap (USD): $14.98 B
Stock: RTO wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

48. Smith & Nephew plc

Company Profile: Smith & Nephew plc
Market Cap (USD): $13.90 B
Stock: SN. wb_incandescent
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Medical Devices

49. The Sage Group plc

Company Profile: The Sage Group plc
Market Cap (USD): $13.49 B
Stock: SGE wb_incandescent
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

50. SEGRO plc

Company Profile: SEGRO plc
Market Cap (USD): $12.95 B
Stock: SGRO wb_incandescent
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Industrial

51. Admiral Group plc

Company Profile: Admiral Group plc
Market Cap (USD): $12.68 B
Stock: ADM wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Property & Casualty

52. Endeavour Mining plc

Company Profile: Endeavour Mining plc
Market Cap (USD): $11.84 B
Stock: EDV wb_incandescent
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

53. Smurfit Kappa Group plc

Company Profile: Smurfit Kappa Group plc
Market Cap (USD): $11.62 B (July 1, 2024)
Stock: SKG wb_incandescent
Country: Ireland
Sector: Irish Consumer Discretionary
Industry: Irish Packaging & Containers

54. Pershing Square Holdings Ord

Company Profile: Pershing Square Holdings Ord
Market Cap (USD): $11.45 B
Stock: PSH wb_incandescent
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

55. Severn Trent plc

Company Profile: Severn Trent plc
Market Cap (USD): $11.38 B
Stock: SVT wb_incandescent
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Regulated Water

56. United Utilities Group plc

Company Profile: United Utilities Group plc
Market Cap (USD): $11.06 B
Stock: UU. wb_incandescent
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Regulated Water

57. Centrica plc

Company Profile: Centrica plc
Market Cap (USD): $10.65 B
Stock: CNA wb_incandescent
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Diversified

58. Melrose Industries plc

Company Profile: Melrose Industries plc
Market Cap (USD): $10.33 B
Stock: MRO wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

59. DS Smith plc

Company Profile: DS Smith plc
Market Cap (USD): $10.23 B (Jan. 1, 2025)
Stock: SMDS wb_incandescent
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Packaging & Containers

60. Smiths Group plc

Company Profile: Smiths Group plc
Market Cap (USD): $10.12 B
Stock: SMIN wb_incandescent
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Industrial Machinery

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