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Largest Companies in South Korea by Market Cap
Samsung Electronics Co., Ltd. is the biggest company in South Korea by market capitalization ($1.138T). This page ranks 45 publicly traded companies in South Korea by market cap, updated daily.
Top 3 by market cap
- 1.Samsung Electronics Co., Ltd.005930.KS$1.138T
- 2.SK hynix Inc.000660.KS$800.032B
- 3.SK Square Co., Ltd.402340.KS$91.708B
| # | Company | Market Cap | Price | Change |
|---|---|---|---|---|
| 1 |  Samsung Electronics Co., Ltd.005930.KS·KSC | $1.138T | $173.29 | +4.11% |
| 2 |  SK hynix Inc.000660.KS·KSC | $800.032B | $1,127.04 | +15.03% |
| 3 |  SK Square Co., Ltd.402340.KS·KSC | $91.708B | $695.77 | +4.30% |
| 4 |  Hyundai Motor Company005380.KS·KSC | $67.889B | $259.28 | -2.81% |
| 5 |  LG Energy Solution, Ltd.373220.KS·KSC | $56.480B | $241.37 | +3.35% |
| 6 |  Samsung Biologics Co.,Ltd.207940.KS·KSC | $48.070B | $1,038.44 | +2.91% |
| 7 | $42.435B | $120.86 | +2.75% | |
| 8 |  Samsung C&T Corporation028260.KS·KSC | $40.029B | $244.63 | +5.03% |
| 9 |  Hanwha Aerospace Co., Ltd.012450.KS·KSC | $38.545B | $749.19 | -0.52% |
| 10 | $36.492B | $77.50 | +5.95% | |
| 11 |  Samsung Life Insurance Co., Ltd.032830.KS·KSC | $35.915B | $200.00 | +1.49% |
| 12 |  Doosan Enerbility Co., Ltd.034020.KS·KSC | $35.766B | $55.96 | +6.97% |
| 13 |  HD Hyundai Heavy Industries Co., Ltd.329180.KS·KSC | $32.129B | $306.19 | -5.24% |
| 14 |  Kia Corporation000270.KS·KSC | $31.928B | $82.15 | -7.01% |
| 15 |  Celltrion, Inc.068270.KS·KSC | $28.580B | $124.63 | -5.30% |
| 16 |  Hyundai Mobis Co.,Ltd012330.KS·KSC | $26.231B | $294.14 | -9.43% |
| 17 |  Samsung Electro-Mechanics Co., Ltd.009155.KS·KSC | $24.436B | $323.45 | +7.47% |
| 18 |  Hana Financial Group Inc.086790.KS·KSC | $23.350B | $87.04 | +4.46% |
| 19 |  LG Electronics Inc.066570.KS·KSC | $23.202B | $129.19 | -3.27% |
| 20 |  LS ELECTRIC Co., Ltd.010120.KS·KSC | $21.276B | $143.00 | +5.28% |
| 21 |  NAVER Corporation035420.KS·KSC | $21.097B | $141.04 | +0.46% |
| 22 | $19.756B | $362.21 | +2.02% | |
| 23 | $19.625B | $444.30 | +8.60% | |
| 24 |  HD Hyundai Electric Co., Ltd.267260.KS·KSC | $19.251B | $534.85 | +4.99% |
| 25 |  Hyosung Heavy Industries Corporation298040.KS·KSC | $18.678B | $2,005.86 | +6.47% |
| 26 |  Korea Zinc Company, Ltd.010130.KS·KSC | $18.228B | $893.81 | +12.92% |
| 27 |  Hanwha Ocean Co., Ltd.042660.KS·KSC | $17.883B | $58.37 | -0.55% |
| 28 | $17.674B | $58.43 | +2.29% | |
| 29 | $17.439B | $71.86 | +1.86% | |
| 30 | $16.608B | $234.85 | -5.26% | |
| 31 | $15.715B | $12.24 | -0.49% | |
| 32 | $15.279B | $39.80 | +18.21% | |
| 33 |  Doosan Corporation000150.KS·KSC | $14.143B | $790.88 | -3.19% |
| 34 |  ALTEOGEN Inc.196170.KQ·KOE | $14.117B | $202.93 | -1.89% |
| 35 |  LG Chem, Ltd.051910.KS·KSC | $13.998B | $178.83 | -0.36% |
| 36 |  HANMI Semiconductor Co., Ltd.042700.KS·KSC | $13.718B | $144.63 | +2.07% |
| 37 |  HMM Co.,Ltd011200.KS·KSC | $13.181B | $13.97 | +0.47% |
| 38 |  Meritz Financial Group Inc.138040.KS·KSC | $12.774B | $77.52 | -5.25% |
| 39 |  KT&G Corporation033780.KS·KSC | $11.801B | $113.68 | -1.63% |
| 40 |  Samsung Heavy Industries Co., Ltd.010140.KS·KSC | $11.685B | $13.68 | -3.45% |
| 41 |  Samsung SDI Co., Ltd.006405.KS·KSC | $11.355B | $144.30 | +4.98% |
| 42 |  Industrial Bank of Korea024110.KS·KSC | $10.650B | $13.36 | +1.74% |
| 43 |  LIG Defense&Aerospace Co., Ltd.079550.KS·KSC | $10.602B | $485.34 | -5.46% |
| 44 |  Hyundai Rotem Company064350.KS·KSC | $9.855B | $90.29 | -5.39% |
| 45 |  LG Innotek Co., Ltd.011070.KS·KSC | $9.204B | $388.93 | -1.16% |
South Korea companies by sector
Frequently asked questions
- What is the largest company in South Korea by market cap?
- Samsung Electronics Co., Ltd. is the largest publicly traded company in South Korea by market capitalization, with a market cap of $1.138T.
- How many companies in South Korea are ranked on this page?
- This ranking includes 45 publicly traded companies headquartered in South Korea, sorted by market capitalization from largest to smallest.
- How often is the South Korea market cap ranking updated?
- Rankings are updated daily using live stock prices and the latest reported financial data.
- What does market capitalization mean?
- Market capitalization is the total value of a company's outstanding shares (share price multiplied by shares outstanding). It is the standard way to rank the largest public companies.