麦克莫兰铜金（Freeport-McMoRan，股票代码：FCX）今日盘中大跌5.56%，引发市场关注。这一跌幅主要受到铜价下跌以及市场对美国关税和需求的担忧影响。
据报道，伦敦金属交易所三个月期基准铜价下跌0.6%，报每吨9,736美元，盘中一度触及7月18日以来的最低点9,720.50美元。铜价跌至逾一周最低，主要原因是库存攀升，以及投资者担心即将到来的美国关税可能打击需求。这些因素直接影响了包括麦克莫兰铜金在内的主要铜矿商的股价表现。
值得注意的是，这一趋势不仅影响了麦克莫兰铜金，其他铜矿商如力拓、必和必拓集团、南方铜业等公司的股价也出现不同程度的下跌。这反映出整个铜矿业正面临着来自宏观经济和政策层面的压力。投资者需密切关注美国关税政策的发展以及全球铜需求的变化，这些因素将持续影响铜矿股的走势。
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