美股三大股指期货微升，截止发稿，道指期货涨0.10%，纳指期货升0.02%，标普500指数期货升0.09%。
美股AI服务器供应商盘前上涨， 戴尔科技涨超3%，慧与科技 涨超 2%， 超微电脑 涨0.35%。
Cerebras股价盘前暴跌18%。Cerebras Q2营收1.8亿美元，同比增长74%；硬件收入为5410万美元，同比下降23%，而云计算服务收入达到1.26亿美元，同比增长281%。预计Q3核心营收约为2.14亿至2.16亿美元，中值2.15亿美元，高于市场预期的2.12亿美元。
Coherent盘前跌 4%； 2026财年Q4营收20.5亿美元，同比增长42%；调整后EPS1.74美元。
思科盘前跌 4%；2026财年Q4营收173亿美元，同比增长18%；调整后EPS1.22美元，同比增长23%。
FGI Industries盘前升 6%；第二季度调整后每股收益0.60美元，优于预期的0.43美元；销售额为3,188.5万美元，不及预期的3,385.2万美元。
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