波动率数据日报-20251112

Group 1: Implied Volatility Index and Its Relationship with Historical Volatility - The financial option implied volatility index reflects the 30 - day implied volatility trend as of the previous trading day, and the commodity option implied volatility index is obtained by weighting the implied volatilities of the two - strike options above and below the at - the - money option of the main contract, 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 compared to historical volatility. A larger difference means the implied volatility is relatively higher, and a smaller difference means it is relatively lower [3] Group 2: Implied Volatility and Historical Volatility Graphs - There are graphs showing the implied volatility (IV), historical volatility (HV), and their differences (IV - HV) for various financial and commodity options, including 300 - stock index, 50ETF, 1000 - stock index, 500ETF, and many commodity options such as silver, corn, sugar, cotton, etc [4] Group 3: Implied Volatility Quantile and Volatility Spread Quantile Ranking - Implied volatility quantiles represent the current implied volatility level of a variety in history. A high quantile means the current implied volatility is high, and a low quantile means it is low. Volatility spread is related to the implied volatility index and historical volatility [5] - There are rankings of implied volatility quantiles and historical volatility quantiles for different options, such as 300 - stock index, PTA, 50ETF, etc [6]