9月4日，淡水河谷盘中下跌3.04%，报15.25美元/股，成交额4.51亿美元。近期铁矿石价格持续承压，大连铁矿石期货报711.5元/吨，延续弱势格局。
消息面上，近期多家国际投行密集下调公司评级：摩根士丹利将评级从"增持"下调至"持有"，目标价由19.5美元降至16.5美元；高盛下调至"中性"，目标价从18美元降至16美元；美银亦将评级从"买入"下调至"中性"。此外，公司上调铁矿石C1现金成本指引至每吨22.5-23.5美元，较此前每吨20-21.5美元显著提升，成本端压力上行进一步压制市场情绪。
（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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