South Korea's Kospi hit 9,063 and Japan's Nikkei topped 66,000 as AI chip demand drives semiconductor stocks to record highs. SK Hynix joins the $1T club.

South Korea's KOSPI stock benchmark surpassed 9,000 for the first time on Thursday, driven by a surge in chipmakers fueled by AI optimism. Samsung Electronics and SK Hynix saw…

Seoul stocks crossed another round-number milestone of 9,000 for the first time in their history Thursday, buoyed by an extended rally in chipmaker...