--- title: "US Market Open: Nasdaq Falls 2.4%, Philadelphia Semiconductor Index Drops Over 7%, Micron Tech Slides About 11%, SpaceX Market Cap Falls Below $2 Trillion" type: "News" locale: "en" url: "https://longbridge.com/en/news/290572890.md" description: "The Nasdaq fell 2.4%, the Dow Jones Industrial Average dropped 0.5%, and the S&P 500 declined 1.5%. The Nasdaq 100 Index dropped 3.3%. Semiconductor stocks plummeted, with Intel falling about 8%, ASML dropping about 7%, and AMD declining about 8%. SpaceX fell about 3%, with its market cap dropping below $2 trillion. Chinese concept stocks generally declined, with XPENG-W down about 5%, JD.com down about 2%, Alibaba down about 2%, and Bilibili down about 4%" datetime: "2026-06-23T13:35:40.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/290572890.md) - [en](https://longbridge.com/en/news/290572890.md) - [zh-HK](https://longbridge.com/zh-HK/news/290572890.md) --- # US Market Open: Nasdaq Falls 2.4%, Philadelphia Semiconductor Index Drops Over 7%, Micron Tech Slides About 11%, SpaceX Market Cap Falls Below $2 Trillion The Nasdaq fell 2.4%, the Dow Jones Industrial Average dropped 0.5%, and the S&P 500 declined 1.5%. The Nasdaq 100 Index dropped 3.3%. Semiconductor stocks plummeted, with Intel falling about 8%, ASML dropping about 7%, and AMD declining about 8%. SpaceX fell about 3%, with its market cap dropping below $2 trillion. 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