Group 1: Introduction to Volatility Indexes - The financial options implied volatility index reflects the 30 - day implied volatility (IV) trend as of the previous trading day. The commodity options implied volatility index is obtained by weighting the IV of the two - strike options around the at - the - money option of the front - month contract, reflecting the IV change trend of the front - month contract [3] - The difference between the IV index and historical volatility (HV) indicates the relative level of IV to HV. A larger difference means higher IV relative to HV, and a smaller difference means lower IV relative to HV [3] Group 2: Volatility Data Graphs - There are graphs showing the IV, HV, and IV - HV differences for various financial and commodity options, including 300 Index, 50ETF, 1000 Index, 500ETF, and many commodity options such as silver, gold, sugar, cotton, etc. [4] Group 3: Quantile Rankings of Volatility - Implied volatility quantiles represent the current level of a variety's IV in history. A high quantile means the current IV is high, and a low quantile means the IV is low. Volatility spread is related to the IV index and historical volatility [5] - There are rankings of implied volatility quantiles and historical volatility quantiles for different varieties, such as 300 Index with quantiles of 0.89 and 0.74, 300 Index with 0.62, etc. [5][6]

Group 1: Implied Volatility Index and Historical Volatility - The financial option implied volatility index reflects the 30 - day implied volatility trend as of the previous trading day. 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: a larger difference indicates that the implied volatility is relatively higher than the historical volatility, while a smaller difference means the opposite [3] Group 2: Implied Volatility and Historical Volatility Graphs - There are graphs showing the trends of implied volatility (IV), historical volatility (HV), and their differences (IV - HV) for various financial and commodity options, including 50ETF, 1000 - stock index, 500ETF, ES, Shanghai Gold, corn, soybean meal, sugar, cotton, rubber, PTA, methanol, iron ore, crude oil, aluminum, zinc, urea, palm oil, rapeseed meal, Shanghai copper, PVC, and rebar [4][6][7][8][9][10][11][12][13][14][15] Group 3: Implied Volatility and Historical Volatility Quantiles - 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 [17] - The implied volatility quantile rankings are as follows: PTA (0.78), natural rubber (0.70), etc. [18] - The historical volatility quantile rankings are as follows: PTA (0.94), 50ETF (0.87), etc. [19]

Core Viewpoint - The article discusses the recent surge in international gold prices, which have consistently broken through key thresholds, reaching historical highs, and the resulting impact on the futures and options markets [1][3]. Group 1: Gold Price Movement - International gold prices have shown strong performance, recently surpassing $3,400 and $3,500 per ounce, with COMEX gold futures reported at $3,440 per ounce, marking a 0.43% increase [1]. - Spot gold prices reached a high of $3,500.12 per ounce, setting a new historical record [1]. Group 2: Options Market Activity - The surge in gold prices has triggered significant activity in the options market, particularly a phenomenon known as "doomsday wheel," which occurs in the days leading up to options expiration [3]. - Several deep out-of-the-money call options for gold futures saw dramatic price increases, with some contracts experiencing gains of up to 9,800% [3]. Group 3: Futures Market Dynamics - Gold futures have attracted substantial capital inflow, with total funds in gold futures reaching approximately 980.4 billion yuan, surpassing major stock index futures [8]. - The total open interest in gold futures has increased significantly, reaching a historical high of 453,000 contracts, up from 392,000 contracts earlier in the month [9]. Group 4: Market Sentiment and Risks - Despite the bullish sentiment towards gold, some institutions are cautioning about potential short-term adjustments due to the rapid price increases and changing market conditions [10]. - The increase in market volatility has led trading firms to raise margin requirements and price limits for gold futures to mitigate risks associated with price fluctuations [9].

Core Viewpoint - International gold prices have shown strong performance, recently breaking through the $3400 and $3500 thresholds, with COMEX gold futures reaching $3476.1 per ounce and spot gold hitting a historical high of $3500.120 per ounce [1][3]. Group 1: Gold Market Performance - As of April 22, COMEX gold futures reported a price of $3476.1 per ounce, with a daily increase of 1.48% and a peak of $3509.9 per ounce [1]. - Spot gold in London was priced at $3457.960 per ounce, rising 1.00% during the day and reaching a high of $3500.120 per ounce [1]. - The "doomsday wheel" phenomenon in the options market has emerged, characterized by significant price fluctuations leading to extraordinary returns on options contracts [1]. Group 2: Options Market Activity - Several deep out-of-the-money call options for Shanghai gold surged dramatically, with the maximum increase for the Shanghai gold 2505 call option 888 reaching 9800%, closing up 4200% [1]. - Other notable increases included the Shanghai gold 2505 call option 896, which rose 7000% to close up 2700%, and the 2505 call option 904, which increased 5500% to close up 2400% [1]. Group 3: Stock Market Reaction - On April 22, gold-related stocks experienced significant gains, with companies such as Baoding Technology (002552.SZ) and Dongjiang Environmental (002672.SZ) hitting the daily limit, while Mingpai Jewelry (603179.SH) and Sichuan Gold (001337.SZ) rose over 5% [3][4]. - The stock prices and percentage increases for notable gold-related companies included Baoding Technology at 15.02 yuan (+10.04%), Dongjiang Environmental at 4.28 yuan (+10.03%), and Sichuan Gold at 28.56 yuan (+6.09%) [4]. Group 4: Futures Market Highlights - The Shanghai gold futures market saw the main contract 2506 reach a maximum price of 836.3 yuan per gram, with a daily increase of 4.13%, making it the most watched futures product of the day [5][6]. - The 2506 contract attracted a capital inflow of 2.775 billion yuan on the same day [5].