Business South Korea’s KOSPI crashes 5.54% as $1.5T tech selloff sparks Asian rout by Business Editor — Victoria Nguyen June 8, 2026 by Business Editor — Victoria Nguyen June 8, 2026 South Korea’s KOSPI index plunged 5.54% on Friday, June 5, 2026, marking its worst drop in months as a … 0 FacebookTwitterPinterestEmail