美股开盘：三大股指齐涨

道指涨0.27%，标普500指数涨0.45%，纳指涨0.88%。Lumentum Holdings Inc. Common Stock When Issued涨10.67%，超微电脑涨8.66%，Coherent Corp涨7.45%，Ciena科技涨6.96%，闪迪涨6.31%。“七姐妹”方面：英伟达涨1.79%，Meta Platforms涨0.70%，谷歌涨0.47%，特斯拉涨0.26%，亚马逊涨0.19%，苹果跌0.12%，微软跌0.82%。