Name: KOSPI & KOSDAQ Market Cap Rankings — Largest Korean Companies 2026
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KOSPI & KOSDAQ Market Cap Rankings — Largest Korean Companies 2026 — Top 30 (as of 2026-06-19)

Rank	Stock (Ticker)	Market Cap	Price	Change
1	SAMSUNG ELECTRONICS CO,.LTD (005930)	2247.7조원	354,000원	-2.34%
2	SK hynix Inc. (000660)	1969.9조원	2,764,000원	+2.94%
3	SK Square Co., Ltd. (402340)	234.9조원	1,780,000원	+4.71%
4	SAMSUNG ELECTRO-MECHANICS CO.,LTD (009150)	171.9조원	2,270,000원	+3.18%
5	HYUNDAI MOTOR CO (005380)	140.2조원	613,000원	+2.00%
6	Samsung Life Insurance co., Ltd (032830)	99.4조원	497,000원	+5.97%
7	LG ENERGY SOLUTION, LTD. (373220)	94.7조원	404,500원	+1.13%
8	SAMSUNG C&T CORPORATION (028260)	80.1조원	491,500원	+1.24%
9	HD HYUNDAI HEAVY INDUSTRIES CO.,LTD. (329180)	70.0조원	667,000원	-2.49%
10	SAMSUNG BIOLOGICS CO.,LTD. (207940)	63.6조원	1,374,000원	-3.92%
11	DOOSAN ENERBILITY CO., LTD. (034020)	62.7조원	97,900원	-1.71%
12	KIA CORPORATION (000270)	60.5조원	154,900원	-2.46%
13	HANWHA AEROSPACE CO., LTD. (012450)	57.9조원	1,122,000원	-5.63%
14	KB Financial Group Inc. (105560)	56.1조원	158,300원	-2.94%
15	HYUNDAI MOBIS CO.,LTD (012330)	55.5조원	612,000원	+1.49%
16	SK Inc. (034730)	52.7조원	724,000원	+5.39%
17	SHINHAN FINANCIAL GROUP CO.,LTD (055550)	47.9조원	100,900원	+0.10%
18	SAMSUNG SDI CO.,LTD (006400)	45.1조원	555,000원	+6.32%
19	Hanwha Ocean Co., Ltd. (042660)	39.3조원	128,400원	+2.64%
20	HD HYUNDAI ELECTRIC CO.,LTD (267260)	38.9조원	1,078,000원	-0.83%
21	LS ELECTRIC CO., LTD (010120)	38.9조원	259,000원	+7.02%
22	Celltrion, Inc. (068270)	37.7조원	170,300원	-1.90%
23	NAVER Corporation (035420)	36.0조원	229,500원	-2.34%
24	Hyosung Heavy Industries Corporation (298040)	35.9조원	3,855,000원	+4.39%
25	LG ELECTRONICS INC. (066570)	35.7조원	211,500원	-7.44%
26	Hana Financial Group Inc. (086790)	33.9조원	123,500원	-2.06%
27	SAMSUNG FIRE & MARINE INSURANCE CO.,LTD (000810)	32.6조원	700,000원	0.00%
28	HD KOREA SHIPBUILDING & OFFSHORE ENGINEERING CO., LTD. (009540)	29.7조원	419,000원	-0.48%
29	MIRAE ASSET SECURITIES CO.,LTD. (006800)	29.6조원	48,750원	-3.85%
30	DOOSAN CO.,LTD (000150)	28.9조원	1,631,000원	-0.18%

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About this ranking — KOSPI & KOSDAQ Market Cap Rankings — Largest Korean Companies 2026

As of 2026-06-19, the top Korean KOSPI·KOSDAQ stocks by Market Cap are SAMSUNG ELECTRONICS CO,.LTD (2247.7조원), SK hynix Inc. (1969.9조원), SK Square Co., Ltd. (234.9조원). Calculated daily as closing price × shares outstanding — covering all KOSPI and KOSDAQ listed companies.

The table above lets you compare the full ranking alongside P/E, ROE, dividend yield and other key metrics. All values update daily based on the latest closing price and financials.

Top 10 by Market Cap

SAMSUNG ELECTRONICS CO,.LTD (005930) — Market Cap 2247.7조원
SK hynix Inc. (000660) — Market Cap 1969.9조원
SK Square Co., Ltd. (402340) — Market Cap 234.9조원
SAMSUNG ELECTRO-MECHANICS CO.,LTD (009150) — Market Cap 171.9조원
HYUNDAI MOTOR CO (005380) — Market Cap 140.2조원
Samsung Life Insurance co., Ltd (032830) — Market Cap 99.4조원
LG ENERGY SOLUTION, LTD. (373220) — Market Cap 94.7조원
SAMSUNG C&T CORPORATION (028260) — Market Cap 80.1조원
HD HYUNDAI HEAVY INDUSTRIES CO.,LTD. (329180) — Market Cap 70.0조원
SAMSUNG BIOLOGICS CO.,LTD. (207940) — Market Cap 63.6조원

Last updated: 2026-06-19