量化基金业绩跟踪周报（2025.12.08-2025.12.12）：大盘指增和中小盘指增超额收益出现分化-20251213

• The report provides weekly performance statistics for quantitative public funds, showing that the average excess return of CSI 300 enhanced index funds was 0.21%, with 71.62% of funds achieving positive excess returns, while CSI A500 enhanced index funds had an average excess return of -0.04%, with 45.59% of funds achieving positive excess returns[1][8] - Monthly performance data indicates that as of December 12, 2025, the average excess return of CSI 300 enhanced index funds was 0.33%, with 75.34% of funds achieving positive excess returns, while CSI 1000 enhanced index funds had an average excess return of 0.25%, with 65.22% of funds achieving positive excess returns[2][8] - Year-to-date (YTD) performance data shows that as of December 12, 2025, the average excess return of CSI 1000 enhanced index funds was 7.52%, with 89.13% of funds achieving positive excess returns, while active quantitative funds had an average return of 26.64%, with 97.51% of funds achieving positive returns[3][8] - The report includes detailed performance distribution and scatter plots for quantitative public funds, highlighting the absolute and excess performance of various fund categories over the past year[9][12][19] - The cumulative net value trends of quantitative public fund portfolios, including enhanced index funds and active quantitative products, are presented for the current year and the past two years, showing the performance dynamics over time[17][20][26]