South Korea's Kospi index plunged more than 10% on Tuesday morning as chipmaking stocks came under heavy selling amid renewed concerns over whether the artificial intelligence boom can be sustained.

South Korean shares turned lower on Monday as chipmakers fell. Samsung Electronics and SK Hynix declined ahead of their earnings reports. New AI initiatives were announced…

South Korean stocks experienced a significant decline on Tuesday. This downturn was driven by a global selloff in chipmakers and rising competition from China. SK Hynix shares…