


【纳指高开0.3% AMD涨超6%引领AI概念股走高】美股三大指数集体高开,纳指涨0.34%,道指涨0.18%,标普500指数涨0.21%。美股AI概念股走高,AMD涨超6%,此前宣布60亿美元的回购计划;英伟达涨超2%,BigBear.ai控股涨超10%;超微电脑大涨18%,公司与DataVolt达成200亿美元合作协议。
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