South Korea's Kospi tanks nearly 10% to lead tech-fuelled Asia rout

Tech rout spreads to Asia as South Korean shares plunge 10%

South Korea's Kospi dropped 10% with SK Hynix and Samsung down over 10%, as SK Hynix cuts AI memory expansion toward commodity DRAM. The sell-off signals AI spending may cool; memory margin compression from premium to commodity reshapes capex and stack decisions.