7月2日，2倍做多MU ETF-Direxion盘前下跌6.02%，报795.0美元/股，成交额4061.55万美元。该ETF以两倍杠杆追踪美光科技股价，标的持续走弱经杠杆放大后驱动ETF大幅下挫。
消息面上，多重利空延续压制。韩国三星与SK海力士合计约5000亿美元的空前扩产计划引发未来十年DRAM供应过剩担忧；三星、SK海力士及美光因涉嫌合谋操纵DRAM价格在加州联邦法院被提起集体诉讼，原告请求三倍赔偿，三家企业均有反垄断前科。此外，期权市场近日出现规模达8660万美元的合成空头组合，显示机构存在强烈看跌预期；Meta据报拟出售富余AI算力资源，进一步打压存储芯片板块情绪。
（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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