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Zhongke Tongliang Showcases Full-Stack RISC-V Video and AI Computing Products at Shenzhen SummitSeoul Stocks Drop 2.36% as AI Concerns Weigh on Chip SharesYonhap News Agency to Launch 'Yonhap LM' AI Assistant for Reporting and Fact-CheckingPhony to Debut Oct. 20 on Hulu and Disney+ With Two EpisodesNvidia to Back Four German AI Startups as Merz Urges Firms to Open Doors for AIFAA Says Tesla's Flying Roadster Is Not an Aircraft
Zhongke Tongliang Showcases Full-Stack RISC-V Video and AI Computing Products at Shenzhen SummitSeoul Stocks Drop 2.36% as AI Concerns Weigh on Chip SharesYonhap News Agency to Launch 'Yonhap LM' AI Assistant for Reporting and Fact-CheckingPhony to Debut Oct. 20 on Hulu and Disney+ With Two EpisodesNvidia to Back Four German AI Startups as Merz Urges Firms to Open Doors for AIFAA Says Tesla's Flying Roadster Is Not an Aircraft
Markets

Seoul Stocks Drop 2.36% as AI Concerns Weigh on Chip Shares

Seoul stocks fell sharply late Tuesday morning, with the KOSPI down 2.36%, as AI investment concerns hit major chip shares.

AI News Feed · 2026-10-20 12:45

The KOSPI fell 136.06 points to 5,631.95 as of 11:20 a.m. The index opened 0.6 percent lower and extended its losses to an intraday low of 5,493.24 before recovering some ground, according to the report.

Technology stocks led the decline in Seoul. Samsung Electronics fell 1.03 percent and SK hynix dropped 2.74 percent. Samsung Electro-Mechanics, an electronics components affiliate of Samsung Electronics, gained 2.48 percent after opening lower.

The move in Seoul followed a mixed session on Wall Street. U.S. stocks ended mixed as technology shares rebounded from their steepest weekly drop since June. The Dow Jones Industrial Average edged down 0.07 percent, while the benchmark S&P 500 rose 0.41 percent and the tech-heavy Nasdaq Composite Index gained 1.11 percent to finish at 26,430.89.

In the currency market, the Korean won was trading at 1,327.6 won against the U.S. dollar as of 11:20 a.m., up 5.5 won from the previous session’s close.

Editor's Summary

Seoul stocks fell sharply Tuesday morning, led by chipmakers, after AI investment concerns prompted selling. U.S. tech shares rebounded overnight, but Korean chip shares remained under pressure. The won strengthened against the dollar.