United States - CBOE S&P 100 Volatility : VXO (DISCONTINUED) was 17.87000 Index in September of 2021, according to the United States Federal Reserve. Historically, United States - CBOE S&P 100 Volatility : VXO (DISCONTINUED) reached a record high of 150.19000 in October of 1987 and a record low of 6.32000 in July of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - CBOE S&P 100 Volatility : VXO (DISCONTINUED) - last updated from the United States Federal Reserve on April of 2026.