US Market Open: Nasdaq up 0.85%, Philadelphia Semiconductor Index up 2.5%, memory chip stocks broadly rise, AMD up ~3%

华尔街见闻
2026.07.20 13:34
道指涨 0.3%，标普 500 指数涨 0.5%。存储芯片股普涨，闪迪涨约 5%，SK 海力士涨约 4%，美光科技涨约 4%。AMD 涨约 3%，报道称微软将部署 AMD Helios 机架级解决方案。中概股多数上涨，哔哩哔哩涨约 3%，百度涨约 3%，阿里巴巴涨约 4%。
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