诺瓦瓦克斯医药（NVAX）股价周二下跌1.29%至6.88美元，当日美股市场表现分化：纳斯达克综合指数微升0.18%报20,677.80点，道琼斯工业平均指数则下挫0.98%收于44,023.29点。
当前股价较52周高点17.81美元仍有61.37%的差距，该峰值记录于去年7月26日创造。相较同业表现，诺瓦瓦克斯医药日内走势呈现分化态势——强生公司（JNJ）收跌1.05%至155.17美元，辉瑞制药（PFE）下挫2.92%报24.61美元，默克集团（MRK）跌幅达2.57%收于81.52美元。
值得关注的是，当日380万股的成交量显著低于50日均值880万股，交投活跃度明显不足。市场数据显示，该股近期持续承压，在生物科技板块整体震荡的背景下，投资者对疫苗企业的风险偏好仍显谨慎。
（注：本文基于公开市场数据重构，原始数据采集于2025年7月15日）
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