波动率数据日报-20251028

Core Views - The financial options implied volatility index reflects the 30 - day implied volatility trend as of the previous trading day, and the commodity options implied volatility index is obtained by weighting the implied volatilities of the two - strike prices above and below the at - the - money option of the main contract month, reflecting the implied volatility change trend of the main contract [3] - The difference between the implied volatility index and historical volatility indicates the relative level of implied volatility to historical volatility. A larger difference means higher implied volatility relative to historical volatility, and a smaller difference means lower implied volatility relative to historical volatility [3] - The implied volatility quantile represents the current implied volatility level of a variety in history. A high quantile means the current implied volatility is high, while a low quantile means it is low. The volatility spread is the implied volatility index minus the historical volatility [5] Summary by Related Content Implied Volatility Index, Historical Volatility and Their Spread Chart - The chart shows the implied volatility (IV), historical volatility (HV) and their differences (IV - HV) of various financial and commodity options, including 300 - stock index, 50ETF, 1000 - stock index, 500ETF, silver, gold, soybean meal, corn, sugar, cotton, methanol, rubber, iron ore, PTA, copper, crude oil, aluminum, PVC, rebar, zinc, urea, palm oil, etc [4] Implied Volatility Quantile and Volatility Spread Quantile Ranking Chart - The chart presents the implied volatility quantile ranking and historical volatility quantile ranking of different varieties such as 300 - stock index, 50ETF, PTA, methanol, PVC, iron ore, cotton, etc [5][6]