ChainCatcher 消息，在中东局势缓和、油价走弱及企业盈利强劲等因素带动下，美股持续走强，标普 500 指数在 8月 4 日前四个交易日累计上涨 5.8%，期权市场同步释放出近年来最强烈的看涨信号。
数据显示，标普 500 指数看涨期权与看跌期权的单月日均比率升至 0.9，为至少四年来最高水平；短期看涨期权偏度指标也触及两年高点，显示投资者正支付更高溢价押注市场快速上涨。
分析人士认为，当前“错失恐惧症”情绪升温，部分机构投资者更担心踏空上涨行情，而非下跌风险。不过，也有观点指出，期权市场的极端乐观情绪可能放大短期波动，需警惕技术性推动下的风险误判。
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