9月4日，拉姆研究盘中上涨3.66%，报298.83美元/股，成交额8927.41万美元。
消息面上，半导体设备板块集体走强，应用材料涨2.23%、科磊涨2.24%、阿斯麦涨1.94%、Aehr Test Systems涨3.48%，板块共振带动个股反弹。此前两个交易日，拉姆研究因高管Varadarajan Seshasayee披露拟减持59,750股（总价约1,740.64万美元）以及瑞银、瑞穗接连下调目标价，股价一度累计回落逾6%。基本面方面，公司近期宣布未来五年斥资超30亿美元扩展全球研发实验室网络，季度股息由每股0.26美元上调至0.33美元，叠加年报归母净利润同比增长35.59%，中长期基本面支撑明确。
（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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