9月14日，迈威尔科技盘中下跌8.31%，报214.50美元/股，成交额7.78亿美元。
消息面上，美国联邦通信委员会（FCC）在联邦公报发布最终规则《通过设备授权计划防范通信供应链面临的国家安全威胁》，30日后正式生效。此前FCC限制中国光通信企业传闻一度刺激美股光通信板块显著拉升，规则正式落地后利好兑现，光通信板块盘前即集体承压。与此同时，半导体板块当日普跌，英特尔跌7.44%，美光科技跌7.38%，美国超微公司跌6.31%，英伟达跌4.14%，博通跌4.0%。迈威尔科技年内累计涨幅曾接近178%，在高估值背景下回调压力加大。
（以上内容均基于市场公开消息，由程序或算法智能生成，仅作为股价异动提醒，不作为投资建议或交易依据。）
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