7月17日，2倍做多MU ETF-Direxion盘中下跌9.2%，报28.36美元/股，成交额7.74亿美元。
消息面上，韩国金融服务委员会正式宣布收紧单一股票杠杆ETF监管措施，包括将最低保证金从1000万韩元上调至3000万韩元、仅认可现金作为保证金、禁止新产品上市等，精准打击存储股交易中最活跃的杠杆资金来源。此举引发SK海力士韩国市场暴跌逾11%，连锁反应传导至美股存储板块，标的股美光科技同步下跌逾5%，市值失守万亿美元。作为2倍杠杆ETF，其产品特性进一步放大了底层资产的回调幅度。
（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。）
Disclaimer: Investing carries risk. This is not financial advice. The above content should not be regarded as an offer, recommendation, or solicitation on acquiring or disposing of any financial products, any associated discussions, comments, or posts by author or other users should not be considered as such either. It is solely for general information purpose only, which does not consider your own investment objectives, financial situations or needs. TTM assumes no responsibility or warranty for the accuracy and completeness of the information, investors should do their own research and may seek professional advice before investing.