主动量化周报：A股新常态：主线切换，情绪不减-20251109

• The report highlights the reversal of the momentum style factor observed after the US-China summit, indicating a shift in market narrative and the end of the previous technology-driven bull market [14] - The leverage factor has shown significant upward movement since late September, reflecting market pricing of earnings recovery expectations [14] - The BARRA style factor analysis reveals that fundamental factors remain mixed, with value-oriented assets outperforming growth-oriented ones. High BP value stocks and those with strong investment quality and profitability are expected to deliver higher excess returns [23] - Transaction-related factors show that short-term momentum stocks performed well this week, while high volatility and high turnover stocks faced potential pullbacks. High beta stocks have recovered strongly from recent corrections [23] - Market capitalization factors, including size and non-linear size, experienced synchronized pullbacks, with non-linear size showing larger declines. The market may exhibit a barbell allocation pattern, favoring small-cap stocks in the short term [23]