【美股开盘：三大股指涨跌不一】道指跌0.13%，标普500指数涨0.08%，纳指涨0.13%。PTC Inc.涨35.91%，西部数据涨5.78%，MercadoLibre涨5.39%，罗宾逊全球货运跌10.12%，FER跌3.08%，艾利科技跌2.95%。“七姐妹”方面：微软涨1.53%，英伟达涨0.57%，Meta Platforms涨0.45%，谷歌涨0.08%，亚马逊涨0.04%，苹果跌0.51%，特斯拉跌0.81%。
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