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
391 Victrex plc $772.1 M United Kingdom UK Basic Materials UK Specialty Chemicals
392 Panariagroup Industrie Ceramiche SpA $770.3 M

(July 1, 2025)

 United Kingdom UK Technology UK Software—Infrastructure
393 SDCL Energy Efficiency Income Trust plc $762.5 M United Kingdom UK Financials UK Asset Management
394 Hunting plc $761.2 M United Kingdom UK Energy UK Oil & Gas Equipment & Services
395 Saga plc $753.0 M United Kingdom UK Financials UK Insurance—Diversified
396 Avon Protection plc $752.4 M United Kingdom UK Industrials UK Aerospace & Defense
397 Ibstock plc $751.1 M United Kingdom UK Basic Materials UK Building Materials
398 The Go-Ahead Group plc $745.3 M

(Oct. 1, 2022)

 United Kingdom UK Industrials UK Railroads
399 BMO Commercial Property Trust $744.6 M

(July 1, 2024)

 United Kingdom UK Financials UK Asset Management
400 FD Technologies plc $744.1 M

(July 1, 2025)

 United Kingdom UK Technology UK Information Technology Services
401 RPS Group plc $742.2 M

(Jan. 1, 2023)

 United Kingdom UK Industrials UK Consulting Services
402 Stagecoach Group plc $740.2 M

(June 1, 2022)

 United Kingdom UK Industrials UK Railroads
403 Arrow Global Group plc $738.1 M

(Oct. 1, 2021)

 United Kingdom UK Financials UK Asset Management
404 BlackRock Greater Europe Investment Trust plc $734.5 M United Kingdom UK Financials UK Asset Management
405 Stenprop Ltd $731.3 M

(Sept. 1, 2021)

 United Kingdom UK Real Estate UK REIT—Industrial
406 Anglo-Eastern Plantations plc $730.7 M United Kingdom UK Consumer Staples UK Farm Products
407 Scion Tech Growth I $725.9 M

(Dec. 1, 2022)

 United Kingdom UK Financials UK Shell Companies
408 Harworth Group plc $724.3 M United Kingdom UK Real Estate UK Real Estate—Development
409 Schroder Asian Total Return Investment Company plc $720.0 M United Kingdom UK Financials UK Asset Management
410 Avon Rubber plc $718.8 M United Kingdom UK Industrials UK Aerospace & Defense
411 Alpha Financial Markets Consulting plc $718.3 M

(July 1, 2024)

 United Kingdom UK Industrials UK Consulting Services
412 Devro plc $714.3 M

(April 1, 2023)

 United Kingdom UK Consumer Staples UK Packaged Foods
413 Aberdeen Standard Asia Focus plc $710.0 M United Kingdom UK Financials UK Asset Management
414 BlackRock Smaller Companies Trust $702.5 M United Kingdom UK Financials UK Asset Management
415 IP Group plc $692.6 M United Kingdom UK Financials UK Asset Management
416 International Personal Finance plc $692.0 M United Kingdom UK Financials UK Credit Services
417 Empiric Student Property plc $691.0 M United Kingdom UK Real Estate UK REIT—Residential
418 Ecclesiastical Insurance Office plc $687.2 M United Kingdom UK Financials UK Insurance—Life
419 Polar Capital Holdings plc $685.1 M United Kingdom UK Financials UK Asset Management
420 Henderson Smaller Companies Investment Trust $683.3 M United Kingdom UK Financials UK Asset Management

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

391. Victrex plc

Company Profile: Victrex plc
Market Cap (USD): $772.1 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

392. Panariagroup Industrie Ceramiche SpA

Company Profile: Panariagroup Industrie Ceramiche SpA
Market Cap (USD): $770.3 M (July 1, 2025)
Country: United Kingdom
Sector: UK Technology
Industry: UK Software—Infrastructure

393. SDCL Energy Efficiency Income Trust plc

Company Profile: SDCL Energy Efficiency Income Trust plc
Market Cap (USD): $762.5 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

394. Hunting plc

Company Profile: Hunting plc
Market Cap (USD): $761.2 M
Country: United Kingdom
Sector: UK Energy
Industry: UK Oil & Gas Equipment & Services

395. Saga plc

Company Profile: Saga plc
Market Cap (USD): $753.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Diversified

396. Avon Protection plc

Company Profile: Avon Protection plc
Market Cap (USD): $752.4 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

397. Ibstock plc

Company Profile: Ibstock plc
Market Cap (USD): $751.1 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Building Materials

398. The Go-Ahead Group plc

Company Profile: The Go-Ahead Group plc
Market Cap (USD): $745.3 M (Oct. 1, 2022)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Railroads

399. BMO Commercial Property Trust

Company Profile: BMO Commercial Property Trust
Market Cap (USD): $744.6 M (July 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

400. FD Technologies plc

Company Profile: FD Technologies plc
Market Cap (USD): $744.1 M (July 1, 2025)
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

401. RPS Group plc

Company Profile: RPS Group plc
Market Cap (USD): $742.2 M (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

402. Stagecoach Group plc

Company Profile: Stagecoach Group plc
Market Cap (USD): $740.2 M (June 1, 2022)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Railroads

403. Arrow Global Group plc

Company Profile: Arrow Global Group plc
Market Cap (USD): $738.1 M (Oct. 1, 2021)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

404. BlackRock Greater Europe Investment Trust plc

Company Profile: BlackRock Greater Europe Investment Trust plc
Market Cap (USD): $734.5 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

405. Stenprop Ltd

Company Profile: Stenprop Ltd
Market Cap (USD): $731.3 M (Sept. 1, 2021)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Industrial

406. Anglo-Eastern Plantations plc

Company Profile: Anglo-Eastern Plantations plc
Market Cap (USD): $730.7 M
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Farm Products

407. Scion Tech Growth I

Company Profile: Scion Tech Growth I
Market Cap (USD): $725.9 M (Dec. 1, 2022)
Country: United Kingdom
Sector: UK Financials
Industry: UK Shell Companies

408. Harworth Group plc

Company Profile: Harworth Group plc
Market Cap (USD): $724.3 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate—Development

409. Schroder Asian Total Return Investment Company plc

Company Profile: Schroder Asian Total Return Investment Company plc
Market Cap (USD): $720.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

410. Avon Rubber plc

Company Profile: Avon Rubber plc
Market Cap (USD): $718.8 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Aerospace & Defense

411. Alpha Financial Markets Consulting plc

Company Profile: Alpha Financial Markets Consulting plc
Market Cap (USD): $718.3 M (July 1, 2024)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

412. Devro plc

Company Profile: Devro plc
Market Cap (USD): $714.3 M (April 1, 2023)
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Packaged Foods

413. Aberdeen Standard Asia Focus plc

Company Profile: Aberdeen Standard Asia Focus plc
Market Cap (USD): $710.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

414. BlackRock Smaller Companies Trust

Company Profile: BlackRock Smaller Companies Trust
Market Cap (USD): $702.5 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

415. IP Group plc

Company Profile: IP Group plc
Market Cap (USD): $692.6 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

416. International Personal Finance plc

Company Profile: International Personal Finance plc
Market Cap (USD): $692.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Credit Services

417. Empiric Student Property plc

Company Profile: Empiric Student Property plc
Market Cap (USD): $691.0 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Residential

418. Ecclesiastical Insurance Office plc

Company Profile: Ecclesiastical Insurance Office plc
Market Cap (USD): $687.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Insurance—Life

419. Polar Capital Holdings plc

Company Profile: Polar Capital Holdings plc
Market Cap (USD): $685.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

420. Henderson Smaller Companies Investment Trust

Company Profile: Henderson Smaller Companies Investment Trust
Market Cap (USD): $683.3 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

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