平静的市场掩盖了标普 500 指数可能出现的突然波动风险

美国股市看似平静，波动性较低，但期权布局显示出对标准普尔 500 指数突然波动的脆弱性。关键催化因素包括英伟达的财报和美联储的杰克逊霍尔研讨会。从防御性转向看涨期权购买，加上负的做市商伽马和夏季交易清淡，可能会加大价格波动。尽管期权波动性较低，但市场面临的波动性可能比当前指标所暗示的更为剧烈

U.S. stocks appear to be settling after recent turbulence, but rapidly changing options positions suggest investor sentiment remains vulnerable to abrupt shifts between caution and enthusiasm. Options prices imply daily S&P 500 moves of less than 0.8% through the end of August, Bloomberg News reported Sunday. Nvidia’s (NVDA) earnings and the Federa...