CBOE波动率指数（VIX）是基于期权价格衡量标普500指数未来预期波动的指标。周一早盘，该指数重新攀升至20上方，触及21.58的高点。此前，VIX在上周五收于自2月底伊朗战争爆发以来的最低水平。
在周二晚间宣布美伊为期两周的停火协议后，VIX上周三暴跌18.4%至21.04，上周四再跌7.4%至19.49，上周五下跌1.3%至19.23。
自战争爆发以来，VIX在3月27日收盘时达到31.05的峰值，同日盘中曾触及31.65的高点。
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