什么信号?为了对冲下行风险,美股空头头寸创三年新高

华尔街见闻2021-07-16

近来,美股偶有震荡,小盘股遭受冲击,但大盘整体仍在高位。 然而,在这样的背景下,期权交易员一直在拼命买进用以对冲下行风险的看跌期权。 由此,标普500指数3个月远期看跌期权相对于同期的看涨合约的隐含波动率,达到了2018年以来的最高水平。 简而言之,尽管美股还在上涨,但投资者的焦虑情绪也正在上升。 对此,交银国际首席策略师兼研究部主管洪灏也发出了调侃的声音: 一切或许正如...

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