Seoul Stocks Plunge Amid US-Iran Tensions

Seoul stocks plunged on March 26 as investors reacted to stalled U.S.-Iran peace talks and semiconductor weakness, with the KOSPI falling 181.75 points (3.22%) to 5,460.46. Foreigners sold a net 3.1 trillion won and institutions offloaded 338.7 billion won while individual investors bought 3.06 trillion won; Samsung Electronics and SK hynix led declines after Google's TurboQuant AI compression raised memory-demand concerns. The won weakened to 1,507 against the U.S. dollar.