7月1日，拉姆研究盘中下跌4.62%，报400.475美元/股，成交额5.18亿美元，此前一个交易日刚创历史新高。
消息面上，半导体设备板块今日全线重挫，应用材料跌8.01%，科磊跌7.91%，泰瑞达跌8.46%，MKS仪器跌7.42%，阿斯麦跌4.88%，板块呈现集体回调态势。宏观层面，美国6月ADP就业数据低于预期，叠加市场关注美联储主席沃什即将在欧洲央行论坛上的讲话，风险偏好回落压制科技及半导体相关板块。
（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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