今日飙涨！“最佳窗口期”仅剩2.5小时

Core Viewpoint - The yield of government bond reverse repos on the Shanghai and Shenzhen exchanges has significantly increased ahead of the National Day holiday in 2025, creating a favorable window for investors to engage in these transactions [2][3]. Group 1: Yield Increase - The yield for the 1-day government bond reverse repo (GC001) on the Shanghai Stock Exchange surged by over 40%, reaching an annualized yield close to 2%, marking a two-month high [3]. - The Shenzhen Stock Exchange's 1-day government bond reverse repo also saw a rise exceeding 50%, with its annualized yield nearing 2% [3]. - Other maturities, including the 2-day and 3-day reverse repos, experienced increases of over 30% in annualized yield [5]. Group 2: Interest Calculation - The interest calculation for government bond reverse repos is based on the actual days the funds are occupied, with today (September 29, 2025) being particularly advantageous for transactions [7]. - For 1-day reverse repos executed today, the interest calculation period is 9 days, while for 2-day to 7-day reverse repos, it is 10 days [8]. - If transactions are delayed until tomorrow (September 30, 2025), the interest calculation period will drop to just 1 day, making it less favorable [7][8]. Group 3: Historical Context - Historically, yields for government bond reverse repos have often increased by over 10% near quarter-end, year-end, and significant holidays, with some instances exceeding 50% [8]. - Despite a general decline in market interest rates, yields for government bond reverse repos remain higher than those for bank deposits and wealth management products during these key periods [8]. Group 4: Investment Considerations - Government bond reverse repos are considered low-risk investments, often referred to as "gold-edged bonds," making them an attractive option for investors with cash in stock accounts during the holiday period [8].