7月16日，迈威尔科技盘中下跌3.24%，报194.86美元/股，成交额8.3亿美元。
消息面上，半导体板块整体承压，获利了结情绪浓厚，ARM跌超6%，AMD、博通、高通、英特尔跌超3%。同时，韩国金融服务委员会联合财政部及央行宣布收紧单一股票杠杆ETF监管措施，包括将最低保证金从1000万韩元提高至3000万韩元，并禁止新的单一股票杠杆产品上市。该举措精准打击了存储芯片板块活跃的投机资金来源，导致SK海力士暴跌超11%、三星电子跌超8%，冲击波及美股存储及半导体产业链。迈威尔科技受板块整体抛压及存储领域监管冲击双重影响，股价盘中显著走弱。
（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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