主动量化周报：12月主线：科技切周期，涨价预期强化-20251130

• The report discusses the microstructure timing model, which evaluates market timing based on microstructure indicators such as informed trader activity. This model identifies market trends by analyzing the activity of informed traders, which is positively correlated with market performance. The report highlights that informed trader activity increased alongside the equity market's rise this week, indicating cautious optimism for the future[17][14] - The report also mentions the BARRA style factor model, which analyzes the performance of various style factors in the equity market. This week, fundamental factors showed reduced dispersion, with a preference for value over growth. High-beta stocks and those with strong short-term momentum outperformed, while small-cap stocks gained favor as large-cap factors retreated[24][25] - The report evaluates the turnover factor, which measures the impact of trading activity on stock performance. This week, the turnover factor showed a positive return of 0.2%, indicating that stocks with higher turnover rates performed better[25] - The momentum factor, which captures the tendency of stocks with strong recent performance to continue performing well, exhibited a significant positive return of 1.0% this week, reflecting strong market momentum[25] - The BP value factor, representing book-to-price ratio, showed a positive return of 0.1%, suggesting that stocks with higher book-to-price ratios were slightly favored by the market[25] - The non-linear size factor and size factor, which measure the impact of market capitalization on stock performance, both showed negative returns of -0.3% and -0.5%, respectively, indicating a shift in market preference towards smaller-cap stocks[25] - The report highlights that the microstructure timing model and style factor models suggest a favorable environment for quantitative strategies, with significant room for growth in quantitative private equity funds, estimated at an additional RMB 400-600 billion[14][24]