美股三大指数集体高开，纳指涨0.4%，标普500指数涨0.29%，道指涨0.15%。

超微电脑大涨超20%，提交延迟发布的财报以消除退市风险，2025财年Q2净销售额初步数据将介乎56亿至57亿美元，同比增长54%。

英伟达涨3.6%，将于盘后公布2025财年第四财季业绩，机构预期营收为381.32亿美元，同比增加72.52%。

阿里巴巴涨4.5%，获大摩上调目标价至180美元，预计云业务收入将在三年内翻倍。

理想汽车涨7.8%，首款纯电SUV车型i8官图公布后，获多家机构看好。

(格隆汇)

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