隐波下降，金融、商品市场整体上涨

Report Summary - The report focuses on the option market from November 24 to November 28, 2025, covering financial and commodity options, with a decline in implied volatility and an overall rise in the financial and commodity markets [1]. Financial Options Trading Volume and Open Interest - 50ETF options had an average daily trading volume of 749,700 contracts, a -7.02% decrease from the previous week. The put - call trading volume ratio was 1.02, lower than the previous week but higher than the historical average. The put - call open interest ratio was 0.99, higher than the previous week and the historical average [1]. - Other ETF and index options also had corresponding average daily trading volumes and open interests, such as Huatai - Ba瑞 300ETF options with an average daily trading volume of 1,045,400 contracts and an average daily open interest of 1,325,000 contracts [1]. Implied Volatility - As of the end of Friday, the implied volatility of CSI 300 index options was 13.89%, a 2.10% decrease from a week ago; 50ETF options was 11.84%, a 2.43% decrease; and CSI 1000 index options was 17.75%, a 2.11% decrease [2]. Commodity Options Implied Volatility - As of the end of Friday, the implied volatility of most commodity options decreased, such as crude oil options (17.09%, -0.86% decrease), lithium carbonate options (37.43%, -6.50% decrease), etc. However, the implied volatility of palm oil, rapeseed oil, and rubber options increased [2].