股指期权数据日报-20251029

Report Information - Report Title: Stock Index Options Data Daily Report [2] - Date: October 29, 2025 [3] - Author: Li Zeju, Financial Derivatives Center, Guomao Futures Research Institute [3] - Data Sources: Wind and Guomao Futures Research Institute [3] Market Review Index Performance - Shanghai Composite Index declined 0.22% to 3988.22 points, Shenzhen Component Index dropped 0.44%, ChiNext Index fell 0.15%, Northbound 50 Index decreased 1.2%, STAR 50 Index declined 0.84%, Wind All A Index dropped 0.34%, Wind A500 Index decreased 0.6%, and CSI A500 Index declined 0.54% [5][6] - A-share trading volume was 2.17 trillion yuan, compared to 2.36 trillion yuan the previous day [6] Index Volume and Price | Index | Volume (billion) | Closing Price | Change (%) | Turnover (billion yuan) | | --- | --- | --- | --- | --- | | SSE 50 | 54.63 | 3050.4162 | -0.62 | 1487.20 | | CSI 300 | 220.91 | 4691.973 | -0.51 | 5715.63 | | CSI 1000 | 251.80 | 7479.221 | -0.22 | 4310.16 | [3] CFFEX Stock Index Options Trading Option Volume and Open Interest | Index | Call Option Volume (million contracts) | Put Option Volume (million contracts) | Volume PCR | Call Option Open Interest (million contracts) | Put Option Open Interest (million contracts) | Open Interest PCR | Total Open Interest (million contracts) | | --- | --- | --- | --- | --- | --- | --- | --- | | SSE 50 | 2.26 | 3.34 | 0.69 | 3.80 | 2.61 | 0.48 | 6.41 | | CSI 300 | 11.39 | 6.51 | 0.75 | 8.60 | 7.43 | 0.86 | 16.02 | | CSI 1000 | 21.93 | 11.76 | 0.87 | 13.81 | 10.18 | 1.02 | 27.83 | [3] Volatility Analysis Historical Volatility and Volatility Smile Curve - The report presents historical volatility cones and volatility smile curves for SSE 50, CSI 300, and CSI 1000, including historical volatility at different time intervals (5-day, 20-day, 40-day, 60-day, 120-day) and implied volatility of at-the-money options for the next month [3][4]