Kospi tumbles 8% as AI demand fears hit chip stocks

South Korea's benchmark Kospi tumbled nearly 8 percent on Thursday, led by sharp losses in heavyweight chipmakers Samsung Electronics and SK hynix, tracking an overnight sell-off in US technology stocks as investors grew increasingly concerned about a slowdown in chip demand. The index fell below the 8,000-point mark at the open, triggering a sell-side sidecar, a five-minute curb on program trading, at 9:07 a.m. Although it briefly recovered above the threshold during intraday trading, it ultima