西部数据(WDC)今日盘前大涨5.39%，成为存储板块中表现最为亮眼的个股之一。
消息面上，公司预计第一季度利润和收入将超出市场预期，提振了投资者的买盘情绪。同行希捷科技此前公布强劲财报，盘后一度涨超9%，带动存储板块集体反弹。此外，投行韦德布什将西部数据目标价从540美元大幅上调至650美元，维持"跑赢大盘"评级，较当前股价仍有显著上行空间，为资金回补提供了估值支撑。公司下次财报将于8月5日公布，预期每股收益3.24美元。
整体来看，美股芯片半导体板块盘前集体上扬，泛林集团涨超9%，闪迪涨超6%，希捷科技涨超4%，美光科技涨近4%。存储板块在经历早盘短暂走低后迅速转涨，市场情绪明显回暖。
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