South Korea

Top 145 largest South Korean Companies by Market Cap

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

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Top Companies from South Korea as of Jan. 01, 2026

Rank Company Market Cap (USD) Country Sector Industry
1 Samsung Electronics Co., Ltd. $595.64 B South Korea South Korean Technology South Korean Consumer Electronics
2 SK hynix, Inc. $324.07 B South Korea South Korean Technology South Korean Semiconductors
3 Samsung Biologics Co.,Ltd. $54.01 B South Korea South Korean Healthcare South Korean Biotechnology
4 Coupang, Inc. $42.67 B South Korea South Korean Consumer Discretionary South Korean Internet Retail
5 KB Financial Group Inc. $30.88 B South Korea South Korean Financials South Korean Banks—Regional
6 Shinhan Financial Group Co., Ltd. $25.58 B South Korea South Korean Financials South Korean Banks—Regional
7 Korea Electric Power Corporation $20.70 B South Korea South Korean Utilities South Korean Utilities—Regulated Electric
8 Hyundai Electric & Energy Systems Co. Ltd $20.44 B South Korea South Korean Industrials South Korean Specialty Industrial Machinery
9 POSCO $15.60 B South Korea South Korean Basic Materials South Korean Steel
10 Woori Financial Group, Inc. $14.27 B South Korea South Korean Financials South Korean Banks—Regional
11 Meritz Financial Group, Inc. $13.18 B South Korea South Korean Financials South Korean Asset Management
12 Hyosung Heavy Industries Corp $11.91 B South Korea South Korean Industrials South Korean Specialty Industrial Machinery
13 LG Electronics, Inc. $11.41 B South Korea South Korean Technology South Korean Consumer Electronics
14 Big Hit Entertainment Co. Ltd $9.96 B South Korea South Korean Communication Services South Korean Entertainment
15 KT Corporation $9.18 B South Korea South Korean Communication Services South Korean Telecom Services
16 Hyundai Heavy Industries Holdings Co. Ltd $9.02 B South Korea South Korean Industrials South Korean Specialty Industrial Machinery
17 KT Corp $8.57 B South Korea South Korean Communication Services South Korean Telecom Services
18 SK Telecom Co.,Ltd $7.89 B South Korea South Korean Communication Services South Korean Telecom Services
19 Hanwha Systems Co. Ltd $7.17 B South Korea South Korean Industrials South Korean Aerospace & Defense
20 SK Biopharmaceuticals Co. Ltd $6.67 B South Korea South Korean Healthcare South Korean Biotechnology
21 Hyundai Autoever Corp $6.30 B South Korea South Korean Technology South Korean Information Technology Services
22 Hanjin Kal Corp $5.64 B South Korea South Korean Industrials South Korean Integrated Freight & Logistics
23 Hankook Tire & Technology Co. Ltd $4.82 B South Korea South Korean Consumer Discretionary South Korean Auto Parts
24 LG Display Co. Ltd $4.10 B South Korea South Korean Technology South Korean Consumer Electronics
25 Hanmi Pharm. Co. Ltd $3.89 B South Korea South Korean Healthcare South Korean Drug Manufacturers—Specialty & Generic
26 Doosan Bobcat, Inc. $3.77 B South Korea South Korean Industrials South Korean Farm & Heavy Construction Machinery
27 BNK Financial Group, Inc. $3.40 B South Korea South Korean Financials South Korean Banks—Regional
28 JB Financial Group Co. Ltd $3.32 B South Korea South Korean Financials South Korean Banks—Regional
29 ORION Corp $2.83 B South Korea South Korean Consumer Staples South Korean Confectioners
30 Netmarble Corp $2.81 B South Korea South Korean Communication Services South Korean Electronic Gaming & Multimedia

Top Companies from South Korea as of Jan. 01, 2026

1. Samsung

Company Profile: Samsung Electronics Co., Ltd.
Market Cap (USD): $595.64 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

2. SK hynix

Company Profile: SK hynix, Inc.
Market Cap (USD): $324.07 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Semiconductors

3. Samsung Biologics Co.,Ltd.

Company Profile: Samsung Biologics Co.,Ltd.
Market Cap (USD): $54.01 B
Country: South Korea
Sector: South Korean Healthcare
Industry: South Korean Biotechnology

4. Coupang, Inc.

Company Profile: Coupang, Inc.
Market Cap (USD): $42.67 B
Country: South Korea
Sector: South Korean Consumer Discretionary
Industry: South Korean Internet Retail

5. KB Financial Group Inc.

Company Profile: KB Financial Group Inc.
Market Cap (USD): $30.88 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Banks—Regional

6. Shinhan Financial Group Co., Ltd.

Company Profile: Shinhan Financial Group Co., Ltd.
Market Cap (USD): $25.58 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Banks—Regional

7. Korea Electric Power Corporation

Company Profile: Korea Electric Power Corporation
Market Cap (USD): $20.70 B
Country: South Korea
Sector: South Korean Utilities
Industry: South Korean Utilities—Regulated Electric

8. Hyundai Electric & Energy Systems Co. Ltd

Company Profile: Hyundai Electric & Energy Systems Co. Ltd
Market Cap (USD): $20.44 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Specialty Industrial Machinery

9. POSCO

Company Profile: POSCO
Market Cap (USD): $15.60 B
Country: South Korea
Sector: South Korean Basic Materials
Industry: South Korean Steel

10. Woori Financial Group, Inc.

Company Profile: Woori Financial Group, Inc.
Market Cap (USD): $14.27 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Banks—Regional

11. Meritz Financial Group, Inc.

Company Profile: Meritz Financial Group, Inc.
Market Cap (USD): $13.18 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Asset Management

12. Hyosung Heavy Industries Corp

Company Profile: Hyosung Heavy Industries Corp
Market Cap (USD): $11.91 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Specialty Industrial Machinery

13. LG Electronics, Inc.

Company Profile: LG Electronics, Inc.
Market Cap (USD): $11.41 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

14. Big Hit Entertainment Co. Ltd

Company Profile: Big Hit Entertainment Co. Ltd
Market Cap (USD): $9.96 B
Country: South Korea
Sector: South Korean Communication Services
Industry: South Korean Entertainment

15. KT Corporation

Company Profile: KT Corporation
Market Cap (USD): $9.18 B
Country: South Korea
Sector: South Korean Communication Services
Industry: South Korean Telecom Services

16. Hyundai Heavy Industries Holdings Co. Ltd

Company Profile: Hyundai Heavy Industries Holdings Co. Ltd
Market Cap (USD): $9.02 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Specialty Industrial Machinery

17. KT Corp

Company Profile: KT Corp
Market Cap (USD): $8.57 B
Country: South Korea
Sector: South Korean Communication Services
Industry: South Korean Telecom Services

18. SK Telecom Co.,Ltd

Company Profile: SK Telecom Co.,Ltd
Market Cap (USD): $7.89 B
Country: South Korea
Sector: South Korean Communication Services
Industry: South Korean Telecom Services

19. Hanwha Systems Co. Ltd

Company Profile: Hanwha Systems Co. Ltd
Market Cap (USD): $7.17 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Aerospace & Defense

20. SK Biopharmaceuticals Co. Ltd

Company Profile: SK Biopharmaceuticals Co. Ltd
Market Cap (USD): $6.67 B
Country: South Korea
Sector: South Korean Healthcare
Industry: South Korean Biotechnology

21. Hyundai Autoever Corp

Company Profile: Hyundai Autoever Corp
Market Cap (USD): $6.30 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Information Technology Services

22. Hanjin Kal Corp

Company Profile: Hanjin Kal Corp
Market Cap (USD): $5.64 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Integrated Freight & Logistics

23. Hankook Tire & Technology Co. Ltd

Company Profile: Hankook Tire & Technology Co. Ltd
Market Cap (USD): $4.82 B
Country: South Korea
Sector: South Korean Consumer Discretionary
Industry: South Korean Auto Parts

24. LG Display Co. Ltd

Company Profile: LG Display Co. Ltd
Market Cap (USD): $4.10 B
Country: South Korea
Sector: South Korean Technology
Industry: South Korean Consumer Electronics

25. Hanmi Pharm. Co. Ltd

Company Profile: Hanmi Pharm. Co. Ltd
Market Cap (USD): $3.89 B
Country: South Korea
Sector: South Korean Healthcare
Industry: South Korean Drug Manufacturers—Specialty & Generic

26. Doosan Bobcat, Inc.

Company Profile: Doosan Bobcat, Inc.
Market Cap (USD): $3.77 B
Country: South Korea
Sector: South Korean Industrials
Industry: South Korean Farm & Heavy Construction Machinery

27. BNK Financial Group, Inc.

Company Profile: BNK Financial Group, Inc.
Market Cap (USD): $3.40 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Banks—Regional

28. JB Financial Group Co. Ltd

Company Profile: JB Financial Group Co. Ltd
Market Cap (USD): $3.32 B
Country: South Korea
Sector: South Korean Financials
Industry: South Korean Banks—Regional

29. ORION Corp

Company Profile: ORION Corp
Market Cap (USD): $2.83 B
Country: South Korea
Sector: South Korean Consumer Staples
Industry: South Korean Confectioners

30. Netmarble Corp

Company Profile: Netmarble Corp
Market Cap (USD): $2.81 B
Country: South Korea
Sector: South Korean Communication Services
Industry: South Korean Electronic Gaming & Multimedia

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