AI sell-off goes global: Kospi plunges up to 9%, triggering trading halt
TansuYegen · x · 2026-11-06
Wall Street's AI-driven sell-off spread to Asia after Nasdaq fell 5.5%, S&P 500 4.4% and Dow 3.4%. Japan's Nikkei dropped 6–7%, South Korea's Kospi plunged as much as 8–9% triggering a temporary halt, and Taiwan's Taiex fell up to 9%, with smaller declines in Hong Kong and mainland China.
Investors worry tighter US data center rules could slow construction and weaken demand for chips, memory and power. The author argues AI revenue expectations raced ahead while required spending is enormous, so a confidence shift reprices many highly valued companies at once; the key question is converting investment into measurable customer value and cash flow.
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