Dealers work near an electronic screen showing South Korea's benchmark stock index (KOSPI) in a dealing room at the Hana Bank headquarters in Seoul on October 13, 2026. Seoul, Tokyo and Taipei led losses across Asian stock markets on October 13 as technology firms plunged on fresh worries about the outlook for the AI investment boom, with traders preparing for a crucial earnings season and release of key US data. (Photo by Philip FONG / AFP via Getty Images)