KOSPI halts trading after 8% plunge

South Korea’s Korea Exchange halted trading in KOSPI-listed shares for 20 minutes on July 28 after the benchmark fell 8.02% to 6,213.51. Summary 8.02% KOSPI drop triggered a 20-minute marketwide circuit breaker at 10:13 a.m. Tuesday in Seoul. SK Hynix ADRs closed at $143.02, below their $149 offering price for first time Monday. July 29 brings SK Hynix earnings and additional KOSPI shares from its U.S. ADR offering. The Level 1 circuit breaker took effect at 10:13 a.m. local time after the decline remained above 8% for one minute. It was the eighth KOSPI circuit-breaker activation of 2026 and the 14th on record. Selling continued after trading resumed. Yonhap placed the index 8.59% lower at 6,175.71 at 11:20 a.m., while Reuters reported a decline of about 9.4% by 12:41 p.m. Korea time. The figures were intraday and may differ from the eventual closing level. KOSPI Trading Halted After 8% Plunge as SK Hynix ADR Falls Below $140South Korea halted trading in KOSPI-listed shares for 20 minutes on July 28 after the benchmark index fell more than 8%, marking its eighth circuit-breaker activation of 2026. SK Hynix’s U.S.-listed ADR,… pic.twitter.com/WZU1smMcIo— Wu Blockchain (@WuBlockchai...