South Korea's KOSPI index experienced a significant selloff, plunging 8.23% as investors cashed in on the AI rally, revealing the market's heavy reliance on semiconductor stocks. This sharp reversal, exacerbated by geopolitical tensions, saw major chipmakers like Samsung and SK Hynix tumble, highlighting the index's concentration risk.

South Korea's KOSPI index experienced a significant selloff, plunging 8.23% as investors cashed in on the AI rally, revealing the market's heavy reliance on semiconductor stocks. …

South Korea's KOSPI index saw a sharp decline on Monday. Investors sold off artificial intelligence stocks, revealing the market's heavy reliance on semiconductor giants. Samsung…