股指期权数据日报-20250901

Market Review - The closing price of SSE 50 was 2976.4732, up 0.53%, with a trading volume of 84.76 billion and a turnover of 226.531 billion yuan; the closing price of CSI 300 was 4496.7591, up 0.74%, with a trading volume of 351.94 billion and a turnover of 831.194 billion yuan; the closing price of CSI 1000 was 7438.6767, down 0.11%, with a trading volume of 327.64 billion and a turnover of 565.059 billion yuan [4]. - For SSE 50 index options, the trading volume was 77,700 contracts (58,500 call options and 19,300 put options, PCR 0.33), and the open interest was 93,000 contracts (56,700 call options and 36,300 put options, PCR 0.64); for CSI 300 index options, the trading volume was 208,000 contracts (139,000 call options and 69,000 put options, PCR 0.50), and the open interest was 219,400 contracts (118,500 call options and 101,000 put options, PCR 0.85); for CSI 1000 index options, the trading volume was 330,600 contracts (187,100 call options and 143,500 put options, PCR 0.77), and the open interest was 321,800 contracts (151,900 call options and 169,900 put options, PCR 1.12) [4]. Market Overview - The Shanghai Composite Index rose 0.37% to 3857.93 points, the Shenzhen Component Index rose 0.99%, the ChiNext Index rose 2.23%, the CSI 300 rose 0.74%, the North - bound 50 rose 1.28%, the STAR 50 fell 1.71%, the Wind All - A rose 0.37%, the Wind A500 rose 0.86%, and the CSI A500 rose 0.84%. A - shares traded 2.83 trillion yuan throughout the day, compared with 3 trillion yuan the previous day [8]. Volatility Analysis - The report presents historical volatility chains and volatility smile curves for SSE 50, CSI 300, and CSI 1000, including historical volatility values at different time points (5 - day, 20 - day, 40 - day, etc.) and next - month at - the - money implied volatility [8].