股票股指期权：ETF期权临近到期，近月隐波上升
Guo Tai Jun An Qi Huo·2025-11-25 14:59

Report Summary 1. Report Industry Investment Rating No information provided in the report. 2. Core View of the Report ETF options are approaching expiration, and the implied volatility of near - month contracts is rising [2]. 3. Summary by Related Catalogs 3.1 Market Data Statistics - Underlying Market Statistics: The closing prices of the Shanghai Composite 50 Index, CSI 300 Index, and CSI 1000 Index increased by 17.64, 42.36, and 93.54 respectively. The trading volumes of the Shanghai Composite 50 Index and CSI 300 Index decreased by 8.40 billion and 16.26 billion hands, while that of the CSI 1000 Index increased by 4.77 billion hands. For ETFs, the trading volume of some decreased, while others increased [3]. - Option Market Statistics: The trading volumes of some option contracts decreased, such as the Shanghai Composite 50 Index Option and Shanghai Composite 50 ETF Option, while others increased, like the CSI 1000 Index Option and Southern CSI 500 ETF Option. The open - interest also showed different trends of increase or decrease [3]. - Option Volatility Statistics: In the near - month contracts, the ATM - IV of most option contracts decreased, except for the Southern CSI 500 ETF Option and Huaxia Science and Technology Innovation 50 ETF Option which increased. The same - term HV of some contracts increased, and the Skew also had different changes [6]. 3.2 Option Index Data Statistics - PCR and Maximum Positions: The VL - PCR and OI - PCR of different option contracts varied. For example, the VL - PCR of the Shanghai Composite 50 Index Option was 54.85%, and the OI - PCR was 69.94%. The maximum positions of call and put options in the near - month contracts also differed for each option [3]. 3.3 Option Charts - For each type of option (e.g., Shanghai Composite 50 Index Option, CSI 300 Index Option), there are charts showing the full - contract PCR, the main - contract skewness trend, the volatility cone, and the volatility term structure, which visually present the historical and current option data [10][14][24]