1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints No clear core viewpoints are presented in the given content. The report mainly provides detailed data on various financial products such as ETFs and indices, including price, volatility, and skew index information. 3. Summary by Related Catalogs 3.1 50ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.27% increase on the 6th, a 0.13% decrease on the 7th, and a 0.47% increase on the 10th. The current month IV ranged from 12.51% - 12.80%, and the next - month IV from 14.78% - 14.89% [1]. - The near - 1 - year current month IV quantile was 21.60% - 22.00%, and the near - 2 - year quantile was 20.00% - 22.00%. The near - 1 - year next - month IV quantile was 35.40% - 40.00%, and the near - 2 - year quantile was 45.40% - 48.60% [1]. - The skew index today was 92.65, compared to 102.82 yesterday [2]. 3.2 Shanghai 300ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.48% increase on the 6th, a 0.21% decrease on the 7th, and a 0.25% increase on the 10th. The current month IV ranged from 14.37% - 14.53%, and the next - month IV from 15.94% - 16.28% [3]. - The near - 1 - year current month IV quantile was 28.90% - 30.20%, and the near - 2 - year quantile was 37.80% - 39.60%. The near - 1 - year next - month IV quantile was 46.80%, and the near - 2 - year quantile was 53.90% - 57.70% [3]. - The skew index today was 102.05, compared to 104.72 yesterday [5]. 3.3 Shenzhen 300ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.54% increase on the 6th, a 0.30% decrease on the 7th, and a 0.38% increase on the 10th. The current month IV ranged from 14.58% - 14.95%, and the next - month IV from 16.41% - 16.74% [6]. - The near - 1 - year current month IV quantile was 31.40% - 34.20%, and the near - 2 - year quantile was 40.80% - 46.00%. The near - 1 - year next - month IV quantile was 47.40% - 50.40%, and the near - 2 - year quantile was 59.40% - 61.90% [6]. - The skew index today was 99.49, compared to 104.41 yesterday [12]. 3.4 Shanghai CSI 500ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.89% increase on the 6th, a 1.50% increase on the 7th, and a 0.04% decrease on the 10th. The current month IV ranged from 18.55% - 18.71%, and the next - month IV from 19.92% - 20.13% [16]. - The near - 1 - year current month IV quantile was 34.20% - 35.50%, and the near - 2 - year quantile was 38.40% - 40.20%. The near - 1 - year next - month IV quantile was 46.80% - 57.00%, and the near - 2 - year quantile was 48.10% - 56.20% [16]. - The skew index today was 102.88, compared to 106.34 yesterday [21]. 3.5 Shenzhen CSI 500ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.67% increase on the 6th, a 0.37% decrease on the 7th, and a 0.17% increase on the 10th. The current month IV ranged from 18.65% - 18.98%, and the next - month IV from 20.12% - 20.31% [26]. - The near - 1 - year current month IV quantile was 34.20%, and the near - 2 - year quantile was 39.80% - 40.40%. The near - 1 - year next - month IV quantile was 45.10% - 56.60%, and the near - 2 - year quantile was 54.30% - 56.40% [26]. - The skew index today was 102.13, compared to 106.11 yesterday [31]. 3.6 ChiNext ETF - From November 6 - 10, 2025, the price decreased, with a 1.88% increase on the 6th, a 0.50% decrease on the 7th, and a 0.85% decrease on the 10th. The current month IV ranged from 28.49% - 29.04%, and the next - month IV from 30.04% - 30.61% [32]. - The near - 1 - year current month IV quantile was 57.10% - 58.30%, and the near - 2 - year quantile was 69.30% - 71.50%. The near - 1 - year next - month IV quantile was 59.90% - 73.70%, and the near - 2 - year quantile was 73.70% - 75.60% [32]. - The skew index today was 98.35, compared to 102.10 yesterday [37]. 3.7 Shenzhen 100ETF - From November 6 - 10, 2025, the price fluctuated, with a 1.82% increase on the 6th, a 0.64% decrease on the 7th, and a 0.22% increase on the 10th. The current month IV ranged from 19.96% - 20.37%, and the next - month IV from 21.33% - 22.33% [41]. - The near - 1 - year current month IV quantile was 49.70% - 51.80%, and the near - 2 - year quantile was 60.90% - 62.50%. The near - 1 - year next - month IV quantile was 52.30% - 56.50%, and the near - 2 - year quantile was 66.30% - 69.70% [41]. - The skew index today was 101.73, compared to 104.78 yesterday [44]. 3.8 Science and Technology Innovation 50ETF - From November 6 - 10, 2025, the price decreased, with a 3.36% increase on the 6th, a 1.46% decrease on the 7th, and a 0.61% decrease on the 10th. The current month IV ranged from 31.64% - 32.60%, and the next - month IV from 33.27% - 34.03% [50]. - The near - 1 - year current month IV quantile was 50.20% - 67.40%, and the near - 2 - year quantile was 59.00% - 73.90%. The near - 1 - year next - month IV quantile was 52.20% - 73.90%, and the near - 2 - year quantile was 59.90% - 74.80% [50]. - The skew index today was 93.39, compared to 96.47 yesterday [52]. 3.9 Star 50ETF - From November 6 - 10, 2025, the price decreased, with a 3.39% increase on the 6th, a 1.37% decrease on the 7th, and a 0.69% decrease on the 10th. The current month IV ranged from 31.37% - 32.95%, and the next - month IV from 32.71% - 34.12% [55]. - The near - 1 - year current month IV quantile was 53.80% - 70.10%, and the near - 2 - year quantile was 56.50% - 75.40%. The near - 1 - year next - month IV quantile was 50.60% - 73.30%, and the near - 2 - year quantile was 56.50% - 72.00% [55]. - The skew index today was 93.79, compared to 97.75 yesterday [58]. 3.10 300 Index - From November 6 - 10, 2025, the price fluctuated, with a 1.43% increase on the 6th, a 0.31% decrease on the 7th, and a 0.35% increase on the 10th. The current month IV ranged from 13.35% - 13.87%, and the next - month IV from 16.42% - 16.54% [63]. - The near - 1 - year current month IV quantile was 21.20% - 30.60%, and the near - 2 - year quantile was 21.40% - 31.00%. The near - 1 - year next - month IV quantile was 42.80% - 57.40%, and the near - 2 - year quantile was 54.80% - 57.40% [63]. - The skew index today was 104.41, compared to 105.33 yesterday [66]. 3.11 1000 Index - From November 6 - 10, 2025, the price fluctuated, with a 1.17% increase on the 6th, a 0.13% decrease on the 7th, and a 0.28% increase on the 10th. The current month IV ranged from 17.52% - 17.98%, and the next - month IV from 19.98% - 20.18% [67]. - The near - 1 - year current month IV quantile was 14.20% - 22.00%, and the near - 2 - year quantile was 16.30% - 19.40%. The near - 1 - year next - month IV quantile was 23.20% - 25.70%, and the near - 2 - year quantile was 19.20% - 25.70% [67]. - The skew index today was 113.60, compared to 117.24 yesterday [70]. 3.12 Shanghai 50 Index - From November 6 - 10, 2025, the price fluctuated, with a 1.22% increase on the 6th, a 0.21% decrease on the 7th, and a 0.51% increase on the 10th. The current month IV ranged from 12.91% - 13.21%, and the next - month IV from 49.93% - 62.00% [71]. - The near - 1 - year current month IV quantile was 15.10% - 20.20%, and the near - 2 - year quantile was 15.90% - 20.20%. The near - 1 - year next - month IV quantile was 91.00% - 91.40%, and the near - 2 - year quantile was 95.50% - 95.70% [71]. - The skew index today was 101.83, compared to 101.00 yesterday [76].

Report Summary 1. Report Industry Investment Rating No investment rating information is provided in the report. 2. Core Viewpoints The report presents the price, price changes, implied volatility (IV), and IV quantiles of various ETFs and indices over a specific period, as well as related data such as skew indices, smile curves, and the relationship between price, IV, and trading volume. It aims to help investors understand the market trends and volatility characteristics of these financial products. 3. Summary by Related Catalogs 3.1 50ETF - **Price and IV Data**: From October 17 - 21, 2025, the 50ETF price changed from 3.110 to 3.144, with a 1.06% increase on October 21. The current month's IV decreased from 17.52% to 14.65%, and the next month's IV decreased from 16.91% to 14.79% [1]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 65.70% - 73.80%, and the next month's IV quantiles were 54.80% - 67.60% [1]. - **Skew Index**: The skew index on October 21 was 102.33 [2]. 3.2 Shanghai 300ETF - **Price and IV Data**: From October 17 - 21, 2025, the Shanghai 300ETF price changed from 4.624 to 4.710, with a 1.51% increase on October 21. The current month's IV decreased from 20.10% to 15.86%, and the next month's IV decreased from 18.81% to 16.36% [3]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 46.50% - 84.20%, and the next month's IV quantiles were 62.40% - 76.30% [3]. - **Skew Index**: The skew index on October 21 was 104.33 [7]. 3.3 Shenzhen 300ETF - **Price and IV Data**: From October 17 - 21, 2025, the Shenzhen 300ETF price changed from 4.768 to 4.858, with a 1.50% increase on October 21. The current month's IV decreased from 19.51% to 16.41%, and the next month's IV decreased from 18.99% to 16.80% [8]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 70.60% - 80.90%, and the next month's IV quantiles were 61.40% - 75.70% [8]. - **Skew Index**: The skew index on October 21 was 101.86 [15]. 3.4 Shanghai CSI 500ETF - **Price and IV Data**: From October 17 - 21, 2025, the Shanghai CSI 500ETF price changed from 7.114 to 7.280, with a 2.33% increase on October 21. The current month's IV decreased from 24.66% to 16.40%, and the next month's IV decreased from 23.23% to 20.98% [18]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 75.90% - 81.30%, and the next month's IV quantiles were 59.90% - 72.70% [18]. - **Skew Index**: The skew index on October 21 was 104.26 [21]. 3.5 Shenzhen CSI 500ETF - **Price and IV Data**: From October 17 - 21, 2025, the Shenzhen CSI 500ETF price changed from 2.844 to 2.906, with a 1.61% increase on October 21. The current month's IV decreased from 26.35% to 18.52%, and the next month's IV decreased from 23.71% to 21.13% [27]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 82.80% - 85.80%, and the next month's IV quantiles were 62.00% - 75.00% [27]. - **Skew Index**: The skew index on October 21 was 109.85 [32]. 3.6 ChiNext ETF - **Price and IV Data**: From October 17 - 21, 2025, the ChiNext ETF price changed from 2.915 to 3.062, with a 3.06% increase on October 21. The current month's IV decreased from 35.56% to 29.25%, and the next month's IV decreased from 33.60% to 29.32% [33]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 70.00% - 86.70%, and the next month's IV quantiles were 59.90% - 82.80% [33]. - **Skew Index**: The skew index on October 21 was 99.06 [38]. 3.7 Shenzhen 100ETF - **Price and IV Data**: From October 17 - 21, 2025, the Shenzhen 100ETF price changed from 3.393 to 3.512, with a 2.54% increase on October 21. The current month's IV decreased from 26.27% to 20.89%, and the next month's IV decreased from 26.40% to 23.11% [43]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 79.50% - 85.80%, and the next month's IV quantiles were 75.10% - 85.20% [43]. - **Skew Index**: The skew index on October 21 was 98.08 [46]. 3.8 Science and Technology Innovation 50ETF - **Price and IV Data**: From October 17 - 21, 2025, the Science and Technology Innovation 50ETF price changed from 1.433 to 1.477, with a 2.78% increase on October 21. The current month's IV increased from 41.33% to 37.58%, and the next month's IV decreased from 40.03% to 34.10% [52]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 73.40% - 85.20%, and the next month's IV quantiles were 59.90% - 80.50% [52]. - **Skew Index**: The skew index on October 21 was 92.62 [54]. 3.9 STAR 50ETF - **Price and IV Data**: From October 17 - 21, 2025, the STAR 50ETF price changed from 1.388 to 1.430, with a 2.66% increase on October 21. The current month's IV decreased from 42.72% to 32.04%, and the next month's IV decreased from 40.51% to 33.88% [58]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 57.10% - 87.90%, and the next month's IV quantiles were 53.00% - 86.80% [58]. - **Skew Index**: The skew index on October 21 was 92.43 [60]. 3.10 300 Index - **Price and IV Data**: From October 17 - 21, 2025, the 300 Index price changed from 4514.235 to 4607.872, with a 1.53% increase on October 21. The current month's IV decreased from 18.96% to 16.69%, and the next month's IV decreased from 20.44% to 18.28% [66]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 68.90% - 78.10%, and the next month's IV quantiles were 69.30% - 79.70% [66]. - **Skew Index**: The skew index on October 21 was 102.69 [68]. 3.11 1000 Index - **Price and IV Data**: From October 17 - 21, 2025, the 1000 Index price changed from 7185.478 to 7344.047, with a 1.45% increase on October 21. The current month's IV decreased from 25.42% to 22.48%, and the next month's IV decreased from 25.34% to 23.68% [69]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 61.60% - 68.90%, and the next month's IV quantiles were 55.50% - 66.60% [69]. - **Skew Index**: The skew index on October 21 was 111.40 [72]. 3.12 Shanghai Composite 50 Index - **Price and IV Data**: From October 17 - 21, 2025, the Shanghai Composite 50 Index price changed from 2967.775 to 3007.263, with a 1.09% increase on October 21. The current month's IV decreased from 16.99% to 15.08%, and the next month's IV increased from 48.66% to 51.17% [73]. - **IV Quantiles**: The current month's IV quantiles in the past 1 - 2 years were 57.10% - 66.20%, and the next month's IV quantiles were 53.00% - 80.50% [73]. - **Skew Index**: The skew index on October 21 was 102.34 [79].

1. Report Industry Investment Rating No relevant information provided. 2. Core Viewpoints of the Report No clear core viewpoints are presented in the given text. The report mainly provides data on various financial products such as ETFs and indices, including their prices, price changes, implied volatility (IV), IV quantiles, skew indices, and related historical trends. 3. Summaries by Related Catalogs 3.1 General Information - The report covers multiple financial products including 50ETF, Shanghai 300ETF, Shenzhen 300ETF, Shanghai CSI 500ETF, Shenzhen CSI 500ETF, ChiNext ETF, Shenzhen 100ETF, Science and Technology Innovation 50ETF, Science and Technology Innovation Board 50ETF, 300 Index, 1000 Index, and Shanghai 50 Index [1][3][11][19][25][31][40][49][54][61][67][71] - The current month's contract expiration is 9 days away for most products, except for the 300 Index, 1000 Index, and Shanghai 50 Index, where it is 6 days away [1][3][11][19][25][31][40][49][54][61][67][71] 3.2 Price and Price Change Data - For each product, the report provides the price, price change percentage, current - month IV, and next - month IV for specific dates (2025/9/29, 2025/9/30, 2025/10/9) [1][3][11][19][25][31][40][49][54][61][67][71] 3.3 Implied Volatility (IV) Data - IV quantiles for the current month and next month over the past 1 and 2 years are provided for each product [1][3][11][19][25][31][40][49][54][61][67][71] - ATM IV term structures and intraday trends of different - month at - the - money IV are presented [1][3][11][19][25][31][40][49][54][61][67][71] 3.4 Skew Index Data - The skew index is calculated as the ratio of the implied volatility of a call option with a delta of 0.75 to that of a call option with a delta of 0.25. The skew index values for the current day, yesterday, two days ago, three days ago, and four days ago are provided for each product [2][7][18][22][30][37][43][51][56][66][70][76] 3.5 Other Data - Smile curves of the main - month options for each product are presented [2][5][18][21][30][36][42][50][55][66][70][75] - Price, IV, and volume trends over the past 1 and 3 years are provided for each product [1][3][11][19][25][31][40][49][54][61][67][71] - Price, IV, and open - interest PCR trends are also provided for each product [2][8][18][23][30][38][45][53][58][66][70][77]

1. Report Industry Investment Rating - No information provided in the given documents 2. Report's Core View - No clear core view is presented in the provided documents. The reports mainly focus on presenting data related to various ETFs and indices, including price, volatility, and skew index over a certain period. 3. Summary by Related Catalogs 3.1 General Data (13 - day data) - For 50ETF, from Sep 23 - 25, 2025, the price increased from 3.054 to 3.087, with the highest daily increase of 0.59% on Sep 24. The monthly IV decreased from 21.49% to 17.69% [1]. - For Shanghai 300ETF, from Sep 23 - 25, 2025, the price rose from 4.622 to 4.695, with the highest daily increase of 0.89% on Sep 24. The monthly IV fluctuated between 16.03% and 19.72% [3]. - For Shenzhen 300ETF, from Sep 23 - 25, 2025, the price increased from 4.762 to 4.844, with the highest daily increase of 1.01% on Sep 24. The monthly IV changed from 17.19% to 19.19% [7]. - For Shanghai CSI 500ETF, from Sep 23 - 25, 2025, the price went up from 7.277 to 7.441, with the highest daily increase of 2.25% on Sep 25. The monthly IV increased from 16.69% to 26.03% [14]. - For Shenzhen CSI 500ETF, from Sep 23 - 25, 2025, the price first rose from 2.906 to 2.972 and then slightly dropped to 2.970. The monthly IV increased from 16.57% to 26.58% [22]. - For ChiNext ETF, from Sep 23 - 25, 2025, the price increased from 3.093 to 3.211, with the highest daily increase of 2.17% on Sep 24. The monthly IV changed from 30.72% to 41.46% [26]. - For Shenzhen 100ETF, from Sep 23 - 25, 2025, the price rose from 3.494 to 3.595, with the highest daily increase of 1.75% on Sep 24. The monthly IV fluctuated between 25.27% and 29.03% [33]. - For Science and Technology Innovation 50ETF, from Sep 23 - 25, 2025, the price increased from 1.475 to 1.548, with the highest daily increase of 3.73% on Sep 24. The monthly IV increased from 41.63% to 50.25% [41]. - For STAR 50ETF, from Sep 23 - 25, 2025, the price rose from 1.442 to 1.513, with the highest daily increase of 3.68% on Sep 24. The monthly IV increased from 41.58% to 49.81% [48]. - For 300 Index, from Sep 23 - 25, 2025, the price increased from 4519.778 to 4593.488, with the highest daily increase of 1.02% on Sep 24. The monthly IV decreased from 20.20% to 18.16% [55]. - For 1000 Index, from Sep 23 - 25, 2025, the price first rose from 7408.069 to 7534.222 and then dropped to 7506.512. The monthly IV fluctuated between 27.42% and 28.25% [63]. - For Shanghai - Shenzhen 50 Index, from Sep 23 - 25, 2025, the price increased from 2919.515 to 2952.735, with the highest daily increase of 0.68% on Sep 24. The monthly IV decreased from 19.89% to 19.08% [68]. 3.2 IV Quantile Data - For 50ETF, the monthly IV quantile in the past 1 - year was between 63.60% and 84.80%, and in the past 2 - year was between 74.80% and 91.00% [1]. - For Shanghai 300ETF, the monthly IV quantile in the past 1 - year was between 47.30% and 77.90%, and in the past 2 - year was between 60.30% and 83.20% [3]. - For Shenzhen 300ETF, the monthly IV quantile in the past 1 - year was between 55.50% and 72.20%, and in the past 2 - year was between 70.90% and 84.00% [7]. - For Shanghai CSI 500ETF, the monthly IV quantile in the past 1 - year was between 21.60% and 80.80%, and in the past 2 - year was between 26.10% and 86.90% [14]. - For Shenzhen CSI 500ETF, the monthly IV quantile in the past 1 - year was between 22.40% and 80.00%, and in the past 2 - year was between 26.70% and 86.50% [22]. - For ChiNext ETF, the monthly IV quantile in the past 1 - year was between 61.60% and 91.70%, and in the past 2 - year was between 78.90% and 94.80% [26]. - For Shenzhen 100ETF, the monthly IV quantile in the past 1 - year was between 70.60% and 86.50%, and in the past 2 - year was between 83.20% and 92.40% [33]. - For Science and Technology Innovation 50ETF, the monthly IV quantile in the past 1 - year was between 73.80% and 87.30%, and in the past 2 - year was between 88.90% and 94.40% [41]. - For STAR 50ETF, the monthly IV quantile in the past 1 - year was between 78.30% and 88.70%, and in the past 2 - year was between 86.90% and 94.60% [48]. - For 300 Index, the monthly IV quantile in the past 1 - year was between 53.40% and 80.50%, and in the past 2 - year was between 62.40% and 83.00% [55]. - For 1000 Index, the monthly IV quantile in the past 1 - year was between 56.70% and 79.90%, and in the past 2 - year was between 70.60% and 79.10% [63]. - For Shanghai - Shenzhen 50 Index, the monthly IV quantile in the past 1 - year was between 65.30% and 90.20%, and in the past 2 - year was between 59.10% and 95.00% [68]. 3.3 Skew Index Data - For 50ETF, the skew index on Sep 25, 2025, was 82.18, decreasing from 83.73 the previous day [2]. - For Shanghai 300ETF, the skew index on Sep 25, 2025, was 98.87, increasing from 94.55 the previous day [5]. - For Shenzhen 300ETF, the skew index on Sep 25, 2025, was 96.50, increasing from 95.51 the previous day [12]. - For Shanghai CSI 500ETF, the skew index on Sep 25, 2025, was 100.56, decreasing from 103.35 the previous day [17]. - For Shenzhen CSI 500ETF, the skew index on Sep 25, 2025, was 98.83, decreasing from 99.08 the previous day [25]. - For ChiNext ETF, the skew index on Sep 25, 2025, was 99.99, increasing from 95.76 the previous day [30]. - For Shenzhen 100ETF, the skew index on Sep 25, 2025, was 98.60, increasing from 96.56 the previous day [37]. - For Science and Technology Innovation 50ETF, the skew index on Sep 25, 2025, was 98.68, increasing from 88.91 the previous day [44]. - For STAR 50ETF, the skew index on Sep 25, 2025, was 94.06, increasing from 91.22 the previous day [51]. - For 300 Index, no skew index data is provided. - For 1000 Index, no skew index data is provided. - For Shanghai - Shenzhen 50 Index, no skew index data is provided.

1. Report Industry Investment Rating - No information provided regarding the report industry investment rating 2. Report's Core View - No clear core view is presented in the provided content 3. Summary by Related Catalogs 3.1 50ETF - From September 18 - 22, 2025, the price fluctuated, with a -1.30% drop on the 18th, -0.10% on the 19th, and a 0.30% increase on the 22nd; the current month IV ranged from 17.80% - 19.45%, and the next month IV from 18.87% - 20.13% [1] - The current month IV quantiles in the past 1 - 2 years were 65.30% - 76.70%, and the next month IV quantiles were 66.20% - 86.00% [1] 3.2 Shanghai 300ETF - From September 18 - 22, 2025, the price rose gradually, with a -1.27% drop on the 18th, a 0.22% increase on the 19th, and a 0.33% increase on the 22nd; the current month IV ranged from 17.76% - 18.21%, and the next month IV from 19.55% - 20.47% [3] - The current month IV quantiles in the past 1 - 2 years were 62.40% - 74.80%, and the next month IV quantiles were 66.60% - 84.50% [3] 3.3 Shenzhen 300ETF - From September 18 - 22, 2025, the price increased steadily, with a -1.42% drop on the 18th, a 0.32% increase on the 19th, and a 0.36% increase on the 22nd; the current month IV ranged from 18.46% - 19.73%, and the next month IV from 20.50% - 21.64% [9] - The current month IV quantiles in the past 1 - 2 years were 63.20% - 82.60%, and the next month IV quantiles were 70.30% - 86.80% [9] 3.4 Shanghai CSI 500ETF - From September 18 - 22, 2025, the price had minor fluctuations, with a 0.14% increase on the 18th, a -1.30% drop on the 19th, and a 0.36% increase on the 22nd; the current month IV ranged from 22.20% - 24.13%, and the next month IV from 25.49% - 25.82% [13] - The current month IV quantiles in the past 1 - 2 years were 59.10% - 80.10%, and the next month IV quantiles were 76.70% - 87.50% [13] 3.5 Shenzhen CSI 500ETF - From September 18 - 22, 2025, the price increased slightly, with a -1.05% drop on the 18th, a -0.34% drop on the 19th, and a 0.69% increase on the 22nd; the current month IV ranged from 20.78% - 24.98%, and the next month IV from 25.90% - 48.50% [19] - The current month IV quantiles in the past 1 - 2 years were 65.70% - 86.20%, and the next month IV quantiles were 76.70% - 87.30% [19] 3.6 ChiNext ETF - From September 18 - 22, 2025, the price increased slightly, with a -1.67% drop on the 18th, a -0.16% drop on the 19th, and a 0.65% increase on the 22nd; the current month IV ranged from 34.48% - 38.92%, and the next month IV from 42.19% - 43.81% [23] - The current month IV quantiles in the past 1 - 2 years were 74.20% - 92.80%, and the next month IV quantiles were 90.70% - 96.40% [23] 3.7 Shenzhen 100ETF - From September 18 - 22, 2025, the price increased steadily, with a -1.00% drop on the 18th, a 0.38% increase on the 19th, and a 0.55% increase on the 22nd; the current month IV ranged from 23.77% - 25.70%, and the next month IV from 27.03% - 27.77% [32] - The current month IV quantiles in the past 1 - 2 years were 64.40% - 85.00%, and the next month IV quantiles were 77.60% - 90.60% [32] 3.8 Science and Technology Innovation 50ETF - From September 18 - 22, 2025, the price increased significantly, with a 0.69% increase on the 18th, a -1.31% drop on the 19th, and a 3.35% increase on the 22nd; the current month IV ranged from 45.63% - 50.03%, and the next month IV from 50.07% - 54.41% [39] - The current month IV quantiles in the past 1 - 2 years were 81.60% - 94.20%, and the next month IV quantiles were 87.70% - 96.60% [39] 3.9 STAR 50ETF - From September 18 - 22, 2025, the price increased significantly, with a 0.64% increase on the 18th, a -1.20% drop on the 19th, and a 3.51% increase on the 22nd; the current month IV ranged from 38.30% - 49.22%, and the next month IV from 48.55% - 52.77% [46] - The current month IV quantiles in the past 1 - 2 years were 83.60% - 95.50%, and the next month IV quantiles were 70.60% - 93.60% [46] 3.10 CSI 300 Index - From September 18 - 22, 2025, the price increased steadily, with a -1.16% drop on the 18th, a 0.08% increase on the 19th, and a 0.46% increase on the 22nd; the current month IV ranged from 17.81% - 21.19%, and the next month IV from 20.05% - 21.24% [52] - The current month IV quantiles in the past 1 - 2 years were 61.60% - 86.90%, and the next month IV quantiles were 64.40% - 85.00% [52] 3.11 CSI 1000 Index - From September 18 - 22, 2025, the price increased slightly, with a -1.04% drop on the 18th, a -0.51% drop on the 19th, and a 0.69% increase on the 22nd; the current month IV ranged from 19.76% - 28.60%, and the next month IV from 25.77% - 27.61% [60] - The current month IV quantiles in the past 1 - 2 years were 26.50% - 80.50%, and the next month IV quantiles were 56.70% - 85.00% [60] 3.12 SSE 50 Index - From September 18 - 22, 2025, the price increased slightly, with a -1.35% drop on the 18th, a -0.11% drop on the 19th, and a 0.43% increase on the 22nd; the current month IV ranged from 20.16% - 20.74%, and the next month IV from 57.39% - 80.72% [65] - The current month IV quantiles in the past 1 - 2 years were 74.20% - 99.50%, and the next month IV quantiles were 74.60% - 99.10% [65]

1. Report Industry Investment Rating There is no information about the report industry investment rating in the provided content. 2. Report's Core View There is no clear statement of the report's core view in the given text. 3. Summary by Related Catalogs 3.1 General Information - The report provides data on various ETFs and indices, including 50ETF, Shanghai 300ETF, Shenzhen 300ETF, Shanghai CSI 500ETF, Shenzhen CSI 500ETF, ChiNext ETF, Shenzhen 100ETF, Science and Technology Innovation 50ETF, Science and Technology Innovation Board 50ETF, 300 Index, 1000 Index, and Shanghai Composite 50 Index [1][3][7][14][21][25][35][43][50][57][63][69] 3.2 Price and Volatility Data - For each ETF and index, the report shows the price, price change, implied volatility (IV) for the current and next months over a 5 - day period from September 15 - 17, 2025 [1][3][7][14][21][25][35][43][50][57][63][69] - It also presents the IV quantiles for the current and next months over the past 1 and 2 years [1][3][7][14][21][25][35][43][50][57][63][69] 3.3 Volatility Structure and Trends - ATM IV term structures for different months (M1, M2, Q1, Q2, etc.) are provided, comparing the current day with the previous day [1][3][7][14][21][25][35][43][50][57][60][65][70] - Intraday trends of different - month at - the - money (ATM) IV are shown [1][3][7][14][21][25][35][43][50][60][65][70] 3.4 Skew Index and Smile Curve - The skew index for the main contract month is calculated as the ratio of the implied volatility of a call option with a delta of 0.75 to that of a call option with a delta of 0.25, and its values for the past five days are given [2][5][13][17][24][30][39][46][53][62][68][73] - The smile curves for the main contract months of each ETF and index option are presented [2][5][13][16][24][29][38][45][52][62][68][73] 3.5 Other Related Data - The relationship between price, open interest PCR, IV, and trading volume is shown through historical trend charts for each ETF and index [2][5][13][19][24][31][41][48][55][62][68][73] - Intraday synthetic - futures spreads and historical synthetic - futures spreads for some indices are provided [62][68][73]

Report Summary 1. Report Industry Investment Rating No relevant information provided. 2. Core Viewpoints No explicit core viewpoints are presented in the given content. The data mainly focuses on the price, volatility, and related indicators of various financial products such as ETFs and indices. 3. Summary by Product 50ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 3.059 to 3.122, with a maximum daily increase of 1.63%. The current month IV ranged from 15.16% - 16.24%, and the next month IV from 17.60% - 18.58% [1]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 48.90% - 67.40%, and the next month IV quantiles were 58.60% - 80.50% [1]. Shanghai 300ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 4.528 to 4.660, with a maximum daily increase of 2.69%. The current month IV ranged from 14.58% - 17.98%, and the next month IV from 18.37% - 20.32% [4]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 31.80% - 73.80%, and the next month IV quantiles were 59.90% - 84.70% [4]. Shenzhen 300ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 4.671 to 4.800, with a maximum daily increase of 2.56%. The current month IV ranged from 15.27% - 18.07%, and the next month IV from 18.76% - 20.31% [8]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 39.50% - 76.20%, and the next month IV quantiles were 60.50% - 84.00% [8]. Shanghai CSI 500ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 7.006 to 7.224, with a maximum daily increase of 3.11%. The current month IV ranged from 19.27% - 21.34%, and the next month IV from 22.92% - 24.33% [16]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 38.70% - 67.20%, and the next month IV quantiles were 59.90% - 81.60% [16]. Shenzhen CSI 500ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 2.800 to 2.891, with a maximum daily increase of 3.14%. The current month IV ranged from 19.63% - 21.80%, and the next month IV from 23.46% - 24.69% [22]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 42.00% - 70.30%, and the next month IV quantiles were 61.60% - 81.30% [22]. ChiNext ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 2.845 to 3.025, with a maximum daily increase of 5.22%. The current month IV on September 9 - 10 was 32.85% - 33.59%, and the next month IV was 35.81% - 35.99% [26]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 72.60% - 86.00%, and the next month IV quantiles were 82.20% - 91.10% [26]. Shenzhen 100ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 3.314 to 3.451, with a maximum daily increase of 3.82%. The current month IV ranged from 20.52% - 25.02%, and the next month IV from 24.00% - 26.67% [36]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 55.90% - 83.40%, and the next month IV quantiles were 66.20% - 88.30% [36]. Science and Technology Innovation 50ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 1.307 to 1.393, with a maximum daily increase of 5.45%. The current month IV ranged from 35.02% - 43.96%, and the next month IV from 39.70% - 45.48% [44]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 65.30% - 93.20%, and the next month IV quantiles were 77.60% - 90.30% [44]. Science and Technology Innovation Board 50ETF - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 1.277 to 1.361, with a maximum daily increase of 5.50%. The current month IV ranged from 38.59% - 48.40%, and the next month IV from 40.15% - 47.41% [51]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 75.10% - 93.60%, and the next month IV quantiles were 73.40% - 91.30% [51]. 300 Index - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 4436.258 to 4548.035. The current month IV ranged from 13.77% - 16.79%, and the next month IV from 18.80% - 20.23% [59]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 29.30% - 67.00%, and the next month IV quantiles were 59.10% - 80.30% [59]. 1000 Index - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 7226.028 to 7399.885. The current month IV ranged from 20.56% - 22.39%, and the next month IV from 24.87% - 25.65% [61]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 31.00% - 50.50%, and the next month IV quantiles were 55.10% - 72.10% [61]. Shanghai Composite 50 Index - **Price and Volatility**: From September 9 - 11, 2025, the price increased from 2928.632 to 2983.083. The current month IV ranged from 14.52% - 16.95%, and the next month IV from 65.29% - 71.83% [75]. - **IV Quantiles**: The current month IV quantiles in the past 1 - 2 years were 30.60% - 66.60%, and the next month IV quantiles were 97.10% - 99.70% [75].

Report Information - Report Date: June 26, 2025 [1] - Analyst: Fan Lijun from Guotou Futures Core Data Summary 50ETF - **Price and Volatility**: On June 24 - 26, 2025, the price ranged from 2.792 to 2.832. 5HV, 10HV, and 20HV showed fluctuations, with 5HV reaching 12.17% on June 25. The implied volatility (IV) also changed, with the monthly IV reaching 15.07% on June 25 [2]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 88%, and the minimum was 2% [7]. - **Skew Index**: The skew index of the main contract month was 91.48 on June 26 [9]. Shanghai 300ETF - **Price and Volatility**: From June 24 - 26, 2025, the price varied between 3.936 and 4.001. 5HV, 10HV, and 20HV had changes, with 5HV reaching 14.81% on June 25. The monthly IV was 14.85% on June 25 [11]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 110%, and the minimum was 1% [18]. - **Skew Index**: The skew index of the main contract month was 91.48 on June 26 [17]. Shenzhen 300ETF - **Price and Volatility**: During June 24 - 26, 2025, the price was between 4.059 and 4.126. 5HV, 10HV, and 20HV fluctuated, with 5HV reaching 14.83% on June 25. The monthly IV was 15.70% on June 25 [21]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 111%, and the minimum was 1% [29]. - **Skew Index**: The skew index of the main contract month was 90.04 on June 26 [27]. Shanghai CSI 500ETF - **Price and Volatility**: From June 23 - 25, 2025, the price ranged from 5.712 to 5.913. 5HV, 10HV, and 20HV changed, with 5HV reaching 20.36% on June 25. The monthly IV was 16.74% on June 25 [31]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 102%, and the minimum was 5% [38]. - **Skew Index**: The skew index of the main contract month was 90.75 on June 25 [37]. Shenzhen CSI 500ETF - **Price and Volatility**: On June 24 - 26, 2025, the price was between 2.320 and 2.361. 5HV, 10HV, and 20HV fluctuated, with 5HV reaching 19.69% on June 25. The monthly IV was 18.99% on June 25 [40]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 434%, and the minimum was 5% [49]. - **Skew Index**: The skew index of the main contract month was 91.14 on June 26 [47]. GEM ETF - **Price and Volatility**: From June 24 - 26, 2025, the price varied from 2.044 to 2.109. 5HV, 10HV, and 20HV changed, with 5HV reaching 30.91% on June 25. The monthly IV was 24.91% on June 25 [52]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 253%, and the minimum was 4% [59]. - **Skew Index**: The skew index of the main contract month was 86.99 on June 26 [58]. Shenzhen 100ETF - **Price and Volatility**: During June 24 - 26, 2025, the price was between 2.680 and 2.732. 5HV, 10HV, and 20HV fluctuated, with 5HV reaching 18.89% on June 25. The monthly IV was 18.83% on June 25 [63]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 134%, and the minimum was 4% [70]. - **Skew Index**: The skew index of the main contract month was 98.36 on June 26 [69]. Science and Technology Innovation 50ETF - **Price and Volatility**: From June 24 - 26, 2025, the price ranged from 1.029 to 1.048. 5HV, 10HV, and 20HV changed, with 5HV reaching 18.72% on June 26. The monthly IV was 20.49% on June 26 [72]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 222%, and the minimum was 5% [80]. - **Skew Index**: The skew index of the main contract month was 80.28 on June 26 [78]. Science and Technology Innovation 50ETF E Fund - **Price and Volatility**: On June 24 - 26, 2025, the price was between 1.003 and 1.022. 5HV, 10HV, and 20HV fluctuated, with 5HV reaching 18.87% on June 26. The monthly IV was 20.97% on June 26 [86]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 219%, and the minimum was 4% [90]. - **Skew Index**: The skew index of the main contract month was 79.72 on June 26 [88]. 300 Index - **Price and Volatility**: From June 24 - 26, 2025, the price ranged from 3904.034 to 3960.066. 5HV, 10HV, and 20HV changed, with 5HV reaching 14.19% on June 25. The monthly IV was 17.09% on June 25 [93]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 99%, and the minimum was 1% [94]. - **Skew Index**: The skew index of the main contract month was 85.71 on June 26 [94]. 1000 Index - **Price and Volatility**: On June 24 - 26, 2025, the price was between 6194.666 and 6276.163. 5HV, 10HV, and 20HV fluctuated, with 5HV reaching 23.05% on June 25. The monthly IV was 19.27% on June 25 [95]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 128%, and the minimum was 8% [104]. - **Skew Index**: The skew index of the main contract month was 91.75 on June 26 [103]. SSE 50 Index - **Price and Volatility**: From June 24 - 26, 2025, the price ranged from 2715.922 to 2747.728. 5HV, 10HV, and 20HV changed, with 5HV reaching 11.06% on June 25. The monthly IV was 14.56% on June 25 [105]. - **Historical Volatility Cone**: The maximum historical volatility of 5 - day HV in the past 12 months was 80%, and the minimum was 2% [110]. - **Skew Index**: The skew index of the main contract month was 85.47 on June 26 [109].

Report Summary 1. Report Industry Investment Rating No industry investment rating information is provided in the content. 2. Core Viewpoints There is no explicit core viewpoint presented in the given content. The report mainly offers a large amount of data on various ETFs and indexes, including historical volatility, implied volatility, skew index, and price trends. 3. Summary by Related Catalogs 3.1 50ETF - The current month's contract has 5 days until expiration [5] - Data on price, historical volatility, implied volatility, and their respective quantiles from May 19 - 21, 2025 are provided [2] - Information on historical volatility cones, skew index, and option smile curves is also included [7][9] 3.2 Shanghai 300ETF - The current month's contract has 5 days until expiration [10] - Similar data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are presented [10] - Historical volatility cones, skew index, and option smile curves are also covered [16][15] 3.3 Shenzhen 300ETF - The current month's contract has 5 days until expiration [20] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are shown [20] - Information on historical volatility cones, skew index, and option smile curves is provided [28][27] 3.4 Shanghai CSI 500ETF - The current month's contract has 5 days until expiration [31] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are given [31] - Historical volatility cones, skew index, and option smile curves are also included [38][37] 3.5 Shenzhen CSI 500ETF - The current month's contract has 5 days until expiration [42] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are presented [42] - Information on historical volatility cones, skew index, and option smile curves is provided [51][49] 3.6 GEM ETF - The current month's contract has 5 days until expiration [57] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are shown [57] - Historical volatility cones, skew index, and option smile curves are also covered [62][64] 3.7 Shenzhen 100ETF - The current month's contract has 5 days until expiration [65] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are given [65] - Historical volatility cones, skew index, and option smile curves are also included [72][71] 3.8 Science and Technology Innovation 50ETF - The current month's contract has 5 days until expiration [74] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are presented [74] - Historical volatility cones, skew index, and option smile curves are also covered [81][80] 3.9 Science and Technology Innovation 50ETF E Fund - The current month's contract has 5 days until expiration [89] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are shown [89] - Historical volatility cones, skew index, and option smile curves are also included [92][91] 3.10 300 Index - The current month's contract has 21 days until expiration [96] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are given [96] - Historical volatility cones, skew index, and option smile curves are also included [97] 3.11 1000 Index - The current month's contract has 21 days until expiration [98] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are presented [98] - Historical volatility cones, skew index, and option smile curves are also covered [102][106] 3.12 Shanghai 50 Index - The current month's contract has 21 days until expiration [107] - Data on price, historical volatility, implied volatility, and their quantiles from May 19 - 21, 2025 are shown [107] - Historical volatility cones, skew index, and option smile curves are also included [113][112]

1. Report Industry Investment Rating - No information provided in the content 2. Report Core Viewpoints - No clear core viewpoints are presented in the given content 3. Summary by Related Catalogs 3.1 50ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 2.628 to 2.672, 5HV increased from 44.61% to 46.81%, 10HV from 30.39% to 31.50%, 20HV from 25.02% to 25.41%, and the current month IV decreased from 24.88% to 18.89% [2] - The主力月份skew指数 decreased from 121.27 yesterday to 110.07 today [9] 3.2 Shanghai 300ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 3.730 to 3.829, 5HV increased from 47.87% to 53.42%, 10HV from 33.33% to 36.11%, 20HV from 26.38% to 27.60%, and the current month IV decreased from 27.91% to 20.10% [12] - The主力月份skew指数 decreased from 121.27 yesterday to 110.07 today [17] 3.3 Shenzhen 300ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 3.764 to 3.851, 5HV increased from 47.35% to 52.24%, 10HV from 32.97% to 35.37%, 20HV from 26.13% to 27.17%, and the current month IV decreased from 27.08% to 20.02% [22] - The主力月份skew指数 decreased from 118.98 yesterday to 113.77 today [24] 3.4 Shanghai CSI 500ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 5.313 to 5.535, 5HV increased from 68.57% to 76.41%, 10HV from 47.60% to 52.03%, 20HV from 35.15% to 37.25%, and the current month IV decreased from 33.43% to 26.15% [29] - The主力月份skew指数 decreased from 122.70 yesterday to 119.74 today [35] 3.5 Shenzhen CSI 500ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 2.124 to 2.211, 5HV increased from 72.18% to 79.08%, 10HV from 49.85% to 53.89%, 20HV from 36.61% to 38.55%, and the current month IV decreased from 36.59% to 26.74% [40] - The主力月份skew指数 decreased from 126.40 yesterday to 114.78 today [48] 3.6 ChiNext ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 1.804 to 1.863, 5HV increased from 88.62% to 95.31%, 10HV from 61.71% to 65.09%, 20HV from 45.89% to 47.45%, and the current month IV decreased from 50.69% to 35.49% [53] - The主力月份skew指数 decreased from 123.29 yesterday to 110.32 today [58] 3.7 Shenzhen 100ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 2.487 to 2.556, 5HV increased from 62.39% to 69.02%, 10HV from 44.15% to 47.24%, 20HV from 33.89% to 35.32%, and the current month IV decreased from 33.80% to 26.31% [61] - The主力月份skew指数 decreased from 125.64 yesterday to 119.23 today [68] 3.8 Science and Technology Innovation 50ETF - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 0.986 to 1.042, 5HV increased from 67.29% to 80.42%, 10HV from 46.97% to 54.31%, 20HV from 35.16% to 39.91%, and the current month IV decreased from 44.19% to 35.44% [73] - The主力月份skew指数 decreased from 125.78 yesterday to 111.76 today [79] 3.9 Science and Technology Innovation 50ETF E Fund - The current month contract has 9 days until expiration. From April 8 - 10, 2025, the underlying price rose from 0.960 to 1.015, 5HV increased from 60.70% to 75.14%, 10HV from 42.41% to 50.74%, 20HV from 32.30% to 37.48%, and the current month IV decreased from 43.30% to 33.92% [83] - The主力月份skew指数 decreased from 124.60 yesterday to 110.24 today [90] 3.10 300 Index - The current month contract has 6 days until expiration. From April 8 - 10, 2025, the underlying price rose from 3650.759 to 3735.115, 5HV increased from 52.80% to 56.84%, 10HV from 36.31% to 38.39%, 20HV from 28.02% to 28.88%, and the current month IV decreased from 28.54% to 20.68% [94] - The主力月份skew指数 decreased from 116.65 yesterday to 110.46 today [101] 3.11 1000 Index - The current month contract has 6 days until expiration. From April 8 - 10, 2025, the underlying price rose from 5530.019 to 5784.585, 5HV increased from 80.82% to 89.38%, 10HV from 56.19% to 60.89%, 20HV from 41.21% to 43.55%, and the current month IV decreased from 42.12% to 31.88% [103] - The主力月份skew指数 decreased from 126.71 yesterday to 126.20 today [107] 3.12 Shanghai Composite 50 Index - The current month contract has 6 days until expiration. From April 8 - 10, 2025, the underlying price rose from 2574.353 to 2612.619, 5HV increased from 44.77% to 46.63%, 10HV from 30.43% to 31.40%, 20HV from 24.88% to 25.15%, and the current month IV decreased from 26.37% to 19.55% [113] - The主力月份skew指数 decreased from 120.10 yesterday to 112.34 today [121]