7月7日，西部数据盘前下跌3.46%，报546.0美元/股，成交额856.83万美元。消息面上，三星电子公布第二季度业绩预告后，美股存储芯片股盘后全线走低，闪迪跌逾3%，美光科技、希捷科技均跌逾2%，板块集体承压。
三星电子第二季度营业利润同比飙升1810%至89.4万亿韩元，超出市场预期，但"利好兑现"效应引发获利盘集中抛售。此前7月6日，西部数据因高盛将目标价从400美元大幅上调至650美元而单日大涨逾10%，短期快速上涨后获利回吐压力显著。当前行业内闪迪跌4.72%、希捷科技跌3.72%，存储板块整体回调态势明显。
（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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