金融工程 | 证券研究报告 — 周报 2026 年 2 月 27 日 中银量化多策略行业轮动 周报 – 20260226 当前（2026 年 2 月 26 日）中银多策略行业配置系统仓位：基础化工 （22.8%）、通信（10.2%）、家电（10.1%）、医药（7.5%）、建材 （7.2%）、轻工制造（7.2%）、电子（4.4%）、计算机（4.1%）、电力 设备及新能源（3.7%）、非银行金融（3.7%）、综合（3.6%）、消费者 服务（3.4%）、煤炭（3.1%）、石油石化（3.0%）、建筑（3.0%）、银 行（2.8%）。 S1 行业盈利景气度追踪策略（周度）较基准超额收益为 3.3% S2 隐含情绪动量策略（周度）超额收益为 4.3% S3 宏观风格行业轮动策略（月度）超额收益为 2.2% S4 中长期困境反转策略（月度）超额收益为 0.0% S5 传统多因子打分策略（季度）超额收益为-1.6% 相关研究报告 《中银证券量化行业轮动系列（七）：如何把 握市场"未证伪情绪"构建行业动量策略》 20220917 《中银证券量化行业轮动系列（八）："估值泡 沫保护"的高景气行业轮动策略》20221018 《中银 ...

Core Insights - The report highlights the current industry allocation of the Bank of China’s multi-strategy system, with significant positions in basic chemicals (13.7%), non-bank financials (13.7%), and coal (9.1%) among others [1] - The average weekly return for the CITIC primary industries is reported at 3.3%, with the best-performing sectors being defense and military (13.1%), media (9.6%), and non-ferrous metals (6.7%) [3][10] - The report indicates a composite strategy return of 2.9% for the week, underperforming the CITIC primary industry equal-weight benchmark by 0.4% [3] Industry Performance Review - The best-performing sectors for the week include defense and military (13.1%), media (9.6%), and non-ferrous metals (6.7%), while the worst performers are banking (-1.3%), oil and petrochemicals (-0.7%), and agriculture, forestry, animal husbandry, and fishery (-0.5%) [10][11] - The average monthly return for the CITIC primary industries stands at 6.7% [10] Valuation Risk Warning - The report employs a valuation warning system based on the PB ratio over the past six years, identifying sectors with a PB ratio above the 95th percentile as overvalued. Currently, sectors such as retail, computers, non-ferrous metals, defense and military, oil and petrochemicals, electronics, media, and machinery are flagged for high valuation risk [12][13] Single Strategy Rankings and Recent Performance - The top three industries based on the high prosperity industry rotation strategy (S1) are non-bank financials, coal, and basic chemicals [14][15] - The report outlines the performance of various strategies, with the highest excess return from the implied sentiment momentum strategy (S2) at 0.9% [3] Macro Style Rotation Strategy - The macro style rotation strategy identifies the top six industries based on macroeconomic indicators as banking, oil and petrochemicals, coal, home appliances, non-ferrous metals, and construction [21][23] Long-term Reversal Strategy - The long-term reversal strategy focuses on industries that exhibit momentum effects within two years and reversal effects beyond three years, utilizing a composite of three factors for industry ranking [26]