United Kingdom

Top 1000 largest UK Companies by Market Cap

This is the list of the largest public listed companies from the United Kingdom by market capitalization with links to their reference stock, sector and industry.

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Top Companies from the United Kingdom as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
271 JPMorgan Japanese Investment Trust plc $1.48 B United Kingdom UK Financials UK Asset Management
272 Temple Bar Investment Trust plc $1.48 B United Kingdom UK Financials UK Asset Management
273 NovoCure Limited $1.47 B United Kingdom UK Healthcare UK Medical Instruments & Supplies
274 Diversey Holdings Ltd $1.44 B

(Jan. 1, 2023)

 United Kingdom UK Consumer Discretionary UK Personal Services
275 Telecom Plus plc $1.44 B United Kingdom UK Utilities UK Utilities—Diversified
276 Watches of Switzerland Group plc $1.44 B United Kingdom UK Consumer Discretionary UK Luxury Goods
277 Genesis Emerging Markets Fund $1.43 B

(Oct. 1, 2021)

 United Kingdom UK Financials UK Asset Management
278 Avi Global Trust plc $1.43 B United Kingdom UK Financials UK Asset Management
279 4imprint Group plc $1.42 B United Kingdom UK Communication Services UK Advertising Agencies
280 FirstGroup plc $1.38 B United Kingdom UK Industrials UK Railroads
281 Supermarket Income REIT plc $1.36 B United Kingdom UK Real Estate UK REIT—Retail
282 Vectura Group plc $1.36 B

(Oct. 1, 2021)

 United Kingdom UK Healthcare UK Drug Manufacturers—General
283 TR Property Investment Trust $1.35 B United Kingdom UK Financials UK Asset Management
284 Finsbury Growth & Income Trust plc $1.33 B United Kingdom UK Financials UK Asset Management
285 Vesuvius plc $1.31 B United Kingdom UK Basic Materials UK Steel
286 Countryside Properties plc $1.31 B

(Nov. 1, 2022)

 United Kingdom UK Consumer Discretionary UK Residential Construction
287 BMO Global Smaller Companies plc $1.30 B United Kingdom UK Financials UK Asset Management
288 Adriatic Metals plc $1.30 B

(July 1, 2025)

 United Kingdom UK Basic Materials UK Other Industrial Metals & Mining
289 GCP Student Living plc $1.29 B

(Dec. 1, 2021)

 United Kingdom UK Financials UK Asset Management
290 Atrium European Real Estate Ltd $1.29 B

(July 1, 2024)

 United Kingdom UK Real Estate UK Real Estate Services
291 Moneysupermarket.com Group plc $1.28 B United Kingdom UK Communication Services UK Internet Content & Information
292 Elementis plc $1.27 B United Kingdom UK Basic Materials UK Specialty Chemicals
293 ICG Enterprise Trust plc $1.27 B United Kingdom UK Financials UK Asset Management
294 Ideagen plc $1.27 B

(July 1, 2022)

 United Kingdom UK Technology UK Software—Application
295 Kier Group plc $1.27 B United Kingdom UK Industrials UK Engineering & Construction
296 Fevertree Drinks plc $1.26 B United Kingdom UK Consumer Staples UK Beverages—Non-Alcoholic
297 TwentyFour Income Ord $1.26 B United Kingdom UK Financials UK Asset Management
298 Global Ship Lease, Inc. $1.25 B United Kingdom UK Industrials UK Marine Shipping
299 Redde Northgate plc $1.23 B

(July 1, 2024)

 United Kingdom UK Industrials UK Rental & Leasing Services
300 Zimplats Holdings Limited $1.22 B

(July 1, 2024)

 United Kingdom UK Basic Materials UK Other Precious Metals & Mining

Top Companies from the United Kingdom as of Jan. 01, 2026

271. JPMorgan Japanese Investment Trust plc

Company Profile: JPMorgan Japanese Investment Trust plc
Market Cap (USD): $1.48 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

272. Temple Bar Investment Trust plc

Company Profile: Temple Bar Investment Trust plc
Market Cap (USD): $1.48 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

273. NovoCure Limited

Company Profile: NovoCure Limited
Market Cap (USD): $1.47 B
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Medical Instruments & Supplies

274. Diversey Holdings Ltd

Company Profile: Diversey Holdings Ltd
Market Cap (USD): $1.44 B (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Personal Services

275. Telecom Plus plc

Company Profile: Telecom Plus plc
Market Cap (USD): $1.44 B
Country: United Kingdom
Sector: UK Utilities
Industry: UK Utilities—Diversified

276. Watches of Switzerland Group plc

Company Profile: Watches of Switzerland Group plc
Market Cap (USD): $1.44 B
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Luxury Goods

277. Genesis Emerging Markets Fund

Company Profile: Genesis Emerging Markets Fund
Market Cap (USD): $1.43 B (Oct. 1, 2021)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

278. Avi Global Trust plc

Company Profile: Avi Global Trust plc
Market Cap (USD): $1.43 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

279. 4imprint Group plc

Company Profile: 4imprint Group plc
Market Cap (USD): $1.42 B
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Advertising Agencies

280. FirstGroup plc

Company Profile: FirstGroup plc
Market Cap (USD): $1.38 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Railroads

281. Supermarket Income REIT plc

Company Profile: Supermarket Income REIT plc
Market Cap (USD): $1.36 B
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Retail

282. Vectura Group plc

Company Profile: Vectura Group plc
Market Cap (USD): $1.36 B (Oct. 1, 2021)
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Drug Manufacturers—General

283. TR Property Investment Trust

Company Profile: TR Property Investment Trust
Market Cap (USD): $1.35 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

284. Finsbury Growth & Income Trust plc

Company Profile: Finsbury Growth & Income Trust plc
Market Cap (USD): $1.33 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

285. Vesuvius plc

Company Profile: Vesuvius plc
Market Cap (USD): $1.31 B
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Steel

286. Countryside Properties plc

Company Profile: Countryside Properties plc
Market Cap (USD): $1.31 B (Nov. 1, 2022)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Residential Construction

287. BMO Global Smaller Companies plc

Company Profile: BMO Global Smaller Companies plc
Market Cap (USD): $1.30 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

288. Adriatic Metals plc

Company Profile: Adriatic Metals plc
Market Cap (USD): $1.30 B (July 1, 2025)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Industrial Metals & Mining

289. GCP Student Living plc

Company Profile: GCP Student Living plc
Market Cap (USD): $1.29 B (Dec. 1, 2021)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

290. Atrium European Real Estate Ltd

Company Profile: Atrium European Real Estate Ltd
Market Cap (USD): $1.29 B (July 1, 2024)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

291. Moneysupermarket.com Group plc

Company Profile: Moneysupermarket.com Group plc
Market Cap (USD): $1.28 B
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Internet Content & Information

292. Elementis plc

Company Profile: Elementis plc
Market Cap (USD): $1.27 B
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

293. ICG Enterprise Trust plc

Company Profile: ICG Enterprise Trust plc
Market Cap (USD): $1.27 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

294. Ideagen plc

Company Profile: Ideagen plc
Market Cap (USD): $1.27 B (July 1, 2022)
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Application

295. Kier Group plc

Company Profile: Kier Group plc
Market Cap (USD): $1.27 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Engineering & Construction

296. Fevertree Drinks plc

Company Profile: Fevertree Drinks plc
Market Cap (USD): $1.26 B
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Beverages—Non-Alcoholic

297. TwentyFour Income Ord

Company Profile: TwentyFour Income Ord
Market Cap (USD): $1.26 B
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

298. Global Ship Lease, Inc.

Company Profile: Global Ship Lease, Inc.
Market Cap (USD): $1.25 B
Country: United Kingdom
Sector: UK Industrials
Industry: UK Marine Shipping

299. Redde Northgate plc

Company Profile: Redde Northgate plc
Market Cap (USD): $1.23 B (July 1, 2024)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Rental & Leasing Services

300. Zimplats Holdings Limited

Company Profile: Zimplats Holdings Limited
Market Cap (USD): $1.22 B (July 1, 2024)
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Other Precious Metals & Mining

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