PHLX chip index

Korean stocks plummeted more than 8 percent late Tuesday morning as the Korea Composite Stock Price Index (KOSPI) fell 580.04 points, or 8.59 percent, to 6,175.71, triggering a marketwide circuit brea…

Korean stocks opened sharply lower Tuesday, with the KOSPI falling 6.41 percent to 6,322.80, driven by losses in tech shares after a selloff in chipmakers on Wall Street. The Korea Exchange activated …