Kospi selloff resumes, tanks nearly 4% as AI unwinding continues; Iran war uncertainty dents mood (opens original article in a new tab)

South Korean stocks fell nearly 4% as semiconductor shares declined and geopolitical tensions with Iran increased, highlighting concerns over market dependence on AI-linked stocks.

• Kospi fell 3.6% in morning trade after a U.S. strike on Iran
• Semiconductor stocks, especially Samsung and SK Hynix, dropped 5% each
• Geopolitical tensions and AI supply chain volatility contributed to market swings
• Kospi is up 79% in 2026 but has declined 13% from its recent high