证券研究报告 港股择时宏观框架与量化策略 ——跨境投资洞察系列报告之三 证券分析师 郭子睿 投资咨询资格编号：S1060520070003 任书康 投资咨询资格编号：S1060525050001 陈 瑶 投资咨询资格编号：S1060524120003 研究助理 2025年10月9日 高 越 一般从业资格编号：S1060124070014 请务必阅读正文后免责条款 主要观点 风险提示：1）历史数据梳理不构成投资建议；2）量化规律失效风险；3）策略回测风险；4）宏观环境剧烈变动风险。 1 港股市场概述。恒生综合指数、恒生指数等代表性指数聚焦于大市值公司，恒生综合指数平均市值略高于中证800，恒生指数平均市值介 于沪深300和上证50之间。A股、港股相对表现存在显著周期性波动，长期来看港股风险、收益水平整体低于A股，中证800下跌行情中恒 生指数具有一定抗跌属性，但部分上涨行情中港股也具有更好的进攻属性。AH股溢价受到美元指数周期的影响，美元指数下行有利于港 股市场上涨，促进AH股溢价回落。两地市场定价环境的差异是A股、港股相对表现的主导因素，对宏观环境的敏感性差异可能是重要原因。 港股宏观驱动因素。 1）海外宏观 ...

Market Performance - The Shanghai Composite Index broke through the 3700-point mark, reaching a nearly four-year high with an increase of 0.49% [1] - The Shenzhen Component Index rose by 0.32%, while the ChiNext Index increased by 0.33% [1] - In the futures market, the SSE 50 rose by 1.27%, the CSI 300 increased by 0.93%, the CSI 500 went up by 0.12%, and the CSI 1000 saw a rise of 0.09% [1] Trading Volume and Margin Financing - The combined trading volume of the Shanghai and Shenzhen stock markets reached 2.15 trillion yuan, an increase of approximately 269.42 billion yuan compared to the previous trading day [2] - The margin financing balance on the Shanghai Stock Exchange was reported at 1.029 trillion yuan, while the Shenzhen Stock Exchange's margin financing balance was 996.38 billion yuan, totaling 2.025 trillion yuan, which is an increase of 11.66 billion yuan from the previous day [2] Investor Sentiment and Market Trends - The continuous rise in stock indices has highlighted the capital market's profit-making effect, leading to a change in investor risk appetite [2] - Current macroeconomic drivers remain positive, with market risk appetite sustaining at a high level, while monitoring signals from the Russia-Ukraine negotiations [2] - The market is experiencing a rotation of sectors, with a recommendation to increase allocation in technology growth sectors while also paying attention to opportunities in consumer and cyclical sectors [2]