芝加哥期权交易所（CBOE）波动率指数触及逾六周低点，最新下降1.72至20.18。

Core Insights - The Chicago Board Options Exchange (CBOE) Volatility Index has reached a low not seen in over six weeks, with a recent decline of 1.72 to a level of 20.18 [1] Group 1 - The CBOE Volatility Index is a key measure of market volatility and investor sentiment [1] - The recent drop indicates a potential decrease in market uncertainty and risk perception among investors [1] - A level of 20.18 suggests a relatively calm market environment compared to historical volatility levels [1]