在周二整体疲软的交易日中，半导体设备巨头科磊(KLAC)逆势上涨1.59%，收于936.53美元。此番涨势终结了该股连续两日的下跌行情，并刷新52周高点纪录，超越7月10日创下的932.17美元历史峰值。
当日美股三大股指普遍承压：标普500指数下跌0.40%至6243.76点，道琼斯工业平均指数下挫0.98%报44023.29点。科磊的强劲表现使其显著跑赢同业竞争对手——应用材料(AMAT)虽上涨1.11%至199.29美元，但亚德诺(ADI)下跌1.25%收于240.42美元，迈威尔科技(MRVL)微跌0.14%报72.41美元。
值得关注的是，科磊当日成交量达74.6万股，仍低于其50日均量110万股的交易水平，差距约38.8万股。行情数据显示，半导体板块在震荡市中呈现分化态势，龙头企业展现较强抗跌性。
（注：本文基于2025年7月15日市场数据编撰）
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