追踪美光科技（MU）股价的2倍杠杆ETF——2倍做多MU ETF（MUU）今日盘后出现大跌，跌幅达5.29%。
消息面上，此次下跌主要源于其标的资产美光科技股价在突破1000美元大关后，市场积累的动量风险开始释放。美光股价在过去12个月累计涨幅超10倍，近期华尔街机构虽密集上调目标价，但市场已持续提示回调风险。
分析指出，美光股价的大幅上涨部分受到看涨期权引发的伽马挤压推动，动量股的换手率已显著上升，短期技术性回调压力加大。由于MUU产品本身带有2倍杠杆，标的资产美光科技即使出现小幅价格回撤，也会导致该ETF出现放大后的较大波动。
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