How US Midterm Election Results, AI sell-off impacted US stock market, Nikkei 225, Kospi, Taiwan and China; data details

What happened: After the Republican Party's defeat in the US Midterm Elections 2026, a sell-off hit AI and semiconductor stocks across global markets, with heavy losses on the Nikkei 225, KOSPI, Taiex, CSI 300, and Hang Seng. Key numbers: Nasdaq fell over 5.50% to 24,315; Dow Why it matters: The content describes Wall Street's worst day since 2025, and the Korea Exchange activated emergency circuit breakers to halt trading. Mainland Chinese and Hong Kong equities largely shrugged off the tech rout, as investors rotated out of global semiconductor positions into Chinese internet platforms. Coverage: 7 outlets in 24h

After the Republican Party's defeat in the US Midterm Elections 2026, a sell-off hit AI and semiconductor stocks across global markets, with heavy losses on the Nikkei 225, KOSPI, Taiex, CSI 300, and Hang Seng.

The content describes Wall Street's worst day since 2025, and the Korea Exchange activated emergency circuit breakers to halt trading. Mainland Chinese and Hong Kong equities largely shrugged off the tech rout, as investors rotated out of global semiconductor positions into Chinese internet platforms.