情绪退潮，股债跷跷板再度上演

1. Report Industry Investment Rating - The report does not provide an overall industry investment rating. However, for each financial derivative, it gives a "neutral" outlook, indicating a "hold" or "neutral" stance on trading in these markets [6]. 2. Core Viewpoints - The overall sentiment in the stock index futures market has ebbed, with the All-A Index falling for two consecutive days, a significant reduction in trading volume, and multiple signs of weakening capital. It is recommended to shift to a barbell-style allocation and consider reducing positions [1][6]. - In the stock index options market, the equity market performed weakly. It is recommended to continue holding put options for defense [1][6]. - The bond market has returned to the stock-bond seesaw logic. If the stock market continues to adjust, the bullish sentiment in the bond market may further increase; otherwise, the bond market may give back its gains. It is necessary to pay attention to the performance of the stock market [2][6]. 3. Summary by Directory 3.1 Market Views Stock Index Futures - Market Performance: The All-A Index fell 1.19% for two consecutive days, with military, non-bank, and software sectors leading the decline. Trading volume shrank to around 2.4 trillion, and the number of falling stocks exceeded 4,000. There are multiple signs of weakening capital, such as the breaking of the China Securities Convertible Bond and Microcap Index, the widening of the discount of IC and IM, and the decline in the proportion of margin trading purchases [1][6]. - Operation Suggestion: Hold long positions in IM + dividend style or hold half of the long positions in IM [6]. Stock Index Options - Market Performance: The equity market was weak, and the Shanghai Composite Index fell 1.16%. The trading volume of each option variety decreased, the PCR of open interest continued to decline, and the implied volatility showed mixed trends [1][6]. - Operation Suggestion: Continue to hold put options for defense [1][6]. Treasury Bond Futures - Market Performance: The bond market returned to the stock-bond seesaw logic. The stock market was weak, and the Shanghai Composite Index adjusted, which may have driven up risk aversion and bullish sentiment in the bond market. The open interest of the main contracts of each variety increased, especially the T and TL contracts [2][6]. - Operation Suggestion: The trend strategy is neutral. For hedging strategies, pay attention to short hedging at low basis levels. For basis strategies, pay attention to long-end arbitrage opportunities. For curve strategies, pay attention to steepening the yield curve [6][7]. 3.2 Economic Calendar - The economic calendar shows data on the EU's unemployment rate, CPI, core CPI, PPI, and the US's ISM manufacturing PMI and ADP employment data from September 1 - 4, 2025 [9]. 3.3 Important Information and News Tracking - The joint working group of the Ministry of Finance and the People's Bank of China held its second meeting, aiming to strengthen the coordination of fiscal and monetary policies and promote the stable and healthy development of the bond market [10]. - According to the China Passenger Car Association, from August 1 - 31, the retail sales of the national passenger car market reached 1.952 million units, a year-on-year increase of 3% and a month-on-month increase of 7%. The cumulative retail sales this year reached 14.698 million units, a year-on-year increase of 9%. The wholesale volume of passenger car manufacturers was 2.409 million units, a year-on-year increase of 12% and a month-on-month increase of 8%. The cumulative wholesale volume this year reached 17.934 million units, a year-on-year increase of 12% [10]. 3.4 Derivatives Market Monitoring - The report mentions data on stock index futures, stock index options, and treasury bond futures, but specific data details are not provided in the text [11][15][27].