4月27日，美股三大股指期货走低，截止发稿，道指期货跌0.18%，纳指期货跌0.08%，标普500指数期货跌0.13%。
存储概念股普涨，闪迪、美光科技、西部数据、希捷科技均涨超1%；
高通涨超5%，分析师郭明錤指OpenAI正与联发科、高通合作开发处理器；
光通信概念股POET Technologies续涨逾8%，该股月内累涨逾154%；
禾赛涨近6%，自研6D全彩激光雷达超感光芯片首次赋能量产商用车；
核电公司X-Energy续涨逾9%，该公司上周五登陆美股市场，股价大幅收涨近27%；
芯片制造商MaxLinear续涨逾6%，上一交易日飙涨逾76%；一季度业绩超预期，并上调业绩指引。
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