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Seoul Stocks Rally 1.65% as Samsung Electronics Climbs 5%

By Stocks Desk · · Updated 2026-09-21 07:53 UTC
A close-up vector illustration of a silicon wafer featuring a precise grid of square integrated circuits.
Illustration: Tradingbird

KOSPI extended its three-day winning streak with a 1.65% gain driven by Samsung Electronics and institutional buying, despite geopolitical tensions keeping oil prices above $100. Yields on Korean government bonds ticked higher while the won appreciated against the dollar.

  • Yonhap News Agency reports that Korean government bond yields rose in tandem with the equity rally, with the five-year benchmark yield climbing five basis points to 4.275 percent. The agency also notes that the Korean won strengthened against the U.S. dollar, closing at 1,381 won per dollar.

    Source: Yonhap News Agency

  • KOSPI extends winning streak to three sessions on semiconductor strength, with institutions net buyers.

    Source: The Korea Herald
Based on reporting by The Korea Herald and Yonhap News Agency, compiled by the Tradingbird desk.

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