The KOSPI was up 17% at 6,549 points after tumbling nearly 17% over the previous three sessions, marking one of its steepest weekly declines, as fears of mounting competition from Chinese memory chipmakers triggered heavy selling across semiconductor stocks.

HONG KONG (AP) — South Korea’s Kospi index plunged more than 10% on Tuesday on heavy selling of chipmaking stocks that have gyrated recently due to concerns over the sustainability

South Korea's Kospi index dropped 8% as Samsung Electronics and SK Hynix shares plunged, driven by AI financing risks and growing competition from China's semiconductor industry.

South Korean shares saw a rebound on Wednesday after a significant previous day's fall. Investors engaged in dip buying, focusing on domestic chipmaker earnings and major US tech…