7月7日，美国超微公司夜盘下跌3.01%，报535.41美元/股，成交额4811.79万美元。此前日内该股大涨6.61%收报552.05美元，夜盘出现明显回吐。
消息面上，AMD期权市场当日出现一笔规模达7.12亿美元的熊市看涨价差，为机构级偏空布局，单日大单看空金额高达7.15亿美元，市场情绪与日内股价表现呈显著背离。此外，半导体板块整体承压，行业个股中美光科技跌6.84%、迈威尔科技跌5.27%、英特尔跌3.59%、博通跌1.77%、英伟达跌1.16%，板块集体走弱进一步拖累AMD夜盘表现。
（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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