Home › Countries🇰🇷 Top Companies in South Korea by Market Cap4 companies based in South Korea with a combined market cap of $2.64T.#CompanySectorMkt. CapPriceChange1SSamsung Electronics Co., Ltd.005930.KSTechnology$1.35T$203.08-5.84%2SSK hynix Inc.000660.KSTechnology$1.17T$1,653.07-3.40%3HHyundai Motor Company005380.KSConsumer Cyclical$62.81B$310.32-1.13%4LLG Energy Solution, Ltd.373220.KSIndustrials$53.33B$227.91+1.72%