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 Jul. 01, 2025

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Rank Company Market Cap (USD) Country Sector Industry
511 Lowland Investment Company plc $460.0 M United Kingdom UK Financials UK Asset Management
512 Filtronic plc $457.7 M United Kingdom UK Technology UK Communication Equipment
513 RWS Holdings plc $456.5 M United Kingdom UK Industrials UK Consulting Services
514 Mereo BioPharma Group plc $456.3 M United Kingdom UK Healthcare UK Biotechnology
515 Impact Healthcare Reit plc $454.0 M

(Jan. 1, 2025)

 United Kingdom UK Real Estate UK REIT—Diversified
516 Baillie Gifford Shin Nippon plc $452.9 M United Kingdom UK Financials UK Asset Management
517 Aberdeen Asian Income Fund Limited $451.1 M United Kingdom UK Financials UK Asset Management
518 Lok'nStore Group plc $449.3 M

(July 1, 2024)

 United Kingdom UK Real Estate UK Real Estate Services
519 LSL Property Services plc $449.1 M United Kingdom UK Real Estate UK Real Estate Services
520 IDE Group Holdings plc $448.5 M

(Jan. 1, 2023)

 United Kingdom UK Technology UK Information Technology Services
521 Hyve Group plc $446.9 M

(May 1, 2023)

 United Kingdom UK Industrials UK Specialty Business Services
522 Coca-Cola Europacific Partners plc $446.8 M United Kingdom UK Consumer Staples UK Beverages—Non-Alcoholic
523 Essentra plc $445.6 M United Kingdom UK Basic Materials UK Specialty Chemicals
524 Mears Group plc $442.5 M United Kingdom UK Industrials UK Specialty Business Services
525 Manchester & London Investment Trust plc $439.3 M United Kingdom UK Financials UK Asset Management
526 CQS New City High Yield Fund Limited $438.2 M United Kingdom UK Financials UK Asset Management
527 FRP Advisory Group plc $437.7 M United Kingdom UK Financials UK Capital Markets
528 ScION Tech Growth II $437.3 M

(Jan. 1, 2023)

 United Kingdom UK Financials UK Shell Companies
529 Fuller, Smith & Turner plc $436.4 M United Kingdom UK Consumer Discretionary UK Restaurants
530 Henry Boot plc $435.8 M United Kingdom UK Real Estate UK Real Estate—Diversified
531 Telit Communications plc $435.1 M

(Aug. 1, 2021)

 United Kingdom UK Technology UK Communication Equipment
532 Mid-Wynd International Investment Trust plc $428.5 M United Kingdom UK Financials UK Asset Management
533 Card Factory plc $428.3 M United Kingdom UK Consumer Discretionary UK Specialty Retail
534 PZ Cussons plc $425.0 M United Kingdom UK Consumer Staples UK Household & Personal Products
535 CentralNic Group plc $420.8 M

(July 1, 2023)

 United Kingdom UK Communication Services UK Internet Content & Information
536 Henderson Euro Trust $420.8 M

(July 1, 2024)

 United Kingdom UK Financials UK Asset Management
537 Henderson High Income Trust $418.9 M United Kingdom UK Financials UK Asset Management
538 Loungers plc $418.1 M

(Jan. 1, 2025)

 United Kingdom UK Consumer Discretionary UK Restaurants
539 SThree plc $417.5 M United Kingdom UK Industrials UK Staffing & Employment Services
540 Caledonia Mining Corporation plc $417.1 M United Kingdom UK Basic Materials UK Gold

Top Companies from the United Kingdom as of Jul. 01, 2025

511. Lowland Investment Company plc

Company Profile: Lowland Investment Company plc
Market Cap (USD): $460.0 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

512. Filtronic plc

Company Profile: Filtronic plc
Market Cap (USD): $457.7 M
Country: United Kingdom
Sector: UK Technology
Industry: UK Communication Equipment

513. RWS Holdings plc

Company Profile: RWS Holdings plc
Market Cap (USD): $456.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Consulting Services

514. Mereo BioPharma Group plc

Company Profile: Mereo BioPharma Group plc
Market Cap (USD): $456.3 M
Country: United Kingdom
Sector: UK Healthcare
Industry: UK Biotechnology

515. Impact Healthcare Reit plc

Company Profile: Impact Healthcare Reit plc
Market Cap (USD): $454.0 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK REIT—Diversified

516. Baillie Gifford Shin Nippon plc

Company Profile: Baillie Gifford Shin Nippon plc
Market Cap (USD): $452.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

517. Aberdeen Asian Income Fund Limited

Company Profile: Aberdeen Asian Income Fund Limited
Market Cap (USD): $451.1 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

518. Lok'nStore Group plc

Company Profile: Lok'nStore Group plc
Market Cap (USD): $449.3 M (July 1, 2024)
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

519. LSL Property Services plc

Company Profile: LSL Property Services plc
Market Cap (USD): $449.1 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate Services

520. IDE Group Holdings plc

Company Profile: IDE Group Holdings plc
Market Cap (USD): $448.5 M (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Technology
Industry: UK Information Technology Services

521. Hyve Group plc

Company Profile: Hyve Group plc
Market Cap (USD): $446.9 M (May 1, 2023)
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

522. Coca-Cola Europacific Partners plc

Company Profile: Coca-Cola Europacific Partners plc
Market Cap (USD): $446.8 M
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Beverages—Non-Alcoholic

523. Essentra plc

Company Profile: Essentra plc
Market Cap (USD): $445.6 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Specialty Chemicals

524. Mears Group plc

Company Profile: Mears Group plc
Market Cap (USD): $442.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Specialty Business Services

525. Manchester & London Investment Trust plc

Company Profile: Manchester & London Investment Trust plc
Market Cap (USD): $439.3 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

526. CQS New City High Yield Fund Limited

Company Profile: CQS New City High Yield Fund Limited
Market Cap (USD): $438.2 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

527. FRP Advisory Group plc

Company Profile: FRP Advisory Group plc
Market Cap (USD): $437.7 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Capital Markets

528. ScION Tech Growth II

Company Profile: ScION Tech Growth II
Market Cap (USD): $437.3 M (Jan. 1, 2023)
Country: United Kingdom
Sector: UK Financials
Industry: UK Shell Companies

529. Fuller, Smith & Turner plc

Company Profile: Fuller, Smith & Turner plc
Market Cap (USD): $436.4 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Restaurants

530. Henry Boot plc

Company Profile: Henry Boot plc
Market Cap (USD): $435.8 M
Country: United Kingdom
Sector: UK Real Estate
Industry: UK Real Estate—Diversified

531. Telit Communications plc

Company Profile: Telit Communications plc
Market Cap (USD): $435.1 M (Aug. 1, 2021)
Country: United Kingdom
Sector: UK Technology
Industry: UK Communication Equipment

532. Mid-Wynd International Investment Trust plc

Company Profile: Mid-Wynd International Investment Trust plc
Market Cap (USD): $428.5 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

533. Card Factory plc

Company Profile: Card Factory plc
Market Cap (USD): $428.3 M
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Specialty Retail

534. PZ Cussons plc

Company Profile: PZ Cussons plc
Market Cap (USD): $425.0 M
Country: United Kingdom
Sector: UK Consumer Staples
Industry: UK Household & Personal Products

535. CentralNic Group plc

Company Profile: CentralNic Group plc
Market Cap (USD): $420.8 M (July 1, 2023)
Country: United Kingdom
Sector: UK Communication Services
Industry: UK Internet Content & Information

536. Henderson Euro Trust

Company Profile: Henderson Euro Trust
Market Cap (USD): $420.8 M (July 1, 2024)
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

537. Henderson High Income Trust

Company Profile: Henderson High Income Trust
Market Cap (USD): $418.9 M
Country: United Kingdom
Sector: UK Financials
Industry: UK Asset Management

538. Loungers plc

Company Profile: Loungers plc
Market Cap (USD): $418.1 M (Jan. 1, 2025)
Country: United Kingdom
Sector: UK Consumer Discretionary
Industry: UK Restaurants

539. SThree plc

Company Profile: SThree plc
Market Cap (USD): $417.5 M
Country: United Kingdom
Sector: UK Industrials
Industry: UK Staffing & Employment Services

540. Caledonia Mining Corporation plc

Company Profile: Caledonia Mining Corporation plc
Market Cap (USD): $417.1 M
Country: United Kingdom
Sector: UK Basic Materials
Industry: UK Gold

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