研究所 分析师:肖承志 SAC 登记编号:S1340524090001 Email:xiaochengzhi@cnpsec.com 近期研究报告 证券研究报告：金融工程报告 《本周微盘股大幅跑输的三个原因— 《微盘股将再次迎来高胜率区间—— 微盘股指数周报 20250803》 - 2025.08.04 《微盘股持续创新高背后的历史意义 《短期上涨动能枯竭，控制仓位做好 防御——微盘股指数周报 20250615》 - 2025.06.16 《为何微盘股基金仓位下降指数却不 断新高？——微盘股指数周报 20250608》 - 2025.06.09 《小盘股成交占比高意味着拥挤度高 吗？——微盘股指数周报 20250601》 - 2025.06.02 金工周报 微盘股成交占比持续回落 ——微盘股指数周报 20250824 ⚫ 投资要点 本周股指期货贴水幅度先收窄后走阔，这意味着基差端仍在亏 损，只不过亏损的幅度开始收窄，斜率开始放缓。中证 1000 指数本 周表现和微盘相当，意味着 beta 端的风险暂时消除。最后是大盘股 虹吸效应仍然存在，同样的泛微盘成交占比也回落至 21%附近，也是 阶段性底部区间。 ⚫ 万得 ...

Core Insights - Since the "9·24" market rally began, small-cap funds have averaged a return of over 84%, with more than half of these products now subject to purchase restrictions [1][4]. Performance Summary - The A-share market has seen a strong upward trend, with the Shanghai Composite Index surpassing the previous high of 3674 points set on October 8 last year, marking a nearly four-year high since December 14, 2021 [2]. - The micro-cap index has surged by 120.96% since September 24 last year, with a year-to-date increase of 55.71%. The ChiNext small-cap index and the Guozheng 2000 index have risen by 83% and 68%, respectively, ranking among the top two of 20 Guozheng scale indices [2]. - As of August 15, 39 small-cap funds have achieved an average return of 84.6%, with 12 funds seeing net value increases exceeding 100% [2]. Fund Restrictions - Currently, 21 small-cap funds are either suspended from new subscriptions or large subscriptions, accounting for nearly 54% of the total [4]. - The average fund size of small-cap funds is relatively small, with most below 4 billion yuan, and 32 funds having sizes under 1 billion yuan [4]. Market Dynamics - The strong performance of small-cap stocks is attributed to policy support, liquidity easing, valuation recovery, and capital speculation [3]. - Despite a recent pullback in June, small-cap stocks have continued to perform well due to policy dividends and liquidity support [3]. - There are differing opinions on the future performance of small-cap stocks, with some believing that the small-cap style will continue to dominate due to market sentiment and favorable liquidity conditions [4]. Valuation Concerns - Some analysts express skepticism about the sustainability of small-cap stock gains, citing high price-to-earnings ratios and a lack of earnings support for micro-cap stocks [5]. - The rise in small-cap stocks is primarily driven by liquidity rather than substantial earnings growth, raising concerns about potential valuation bubbles [6].

Core Viewpoint - Since the "9·24" market rally, small-cap funds have seen an average return of over 84%, with more than half of the products now subject to purchase restrictions [2][6]. Performance Summary - The A-share market has shown strong upward movement, with the Shanghai Composite Index surpassing the previous high of 3674 points set on October 8 last year, reaching a nearly four-year high since December 14, 2021 [4]. - The Wind data indicates that since September 24 last year, the Wind Micro-Cap Index has surged by 120.96%, with a year-to-date increase of 55.71%. The ChiNext Small Cap Index and the CSI 2000 Index have risen by 83% and 68%, respectively, ranking among the top two in performance among 20 national indices [4]. - As of August 15, 39 small-cap funds have achieved an average return of 84.6%, with 12 funds exceeding a 100% increase in net value [4]. Fund Purchase Restrictions - With rising net values, the number of small-cap funds imposing purchase restrictions has increased. Currently, 21 small-cap funds are either suspended from new subscriptions or large subscriptions, accounting for nearly 54% [7]. - The average fund size of small-cap funds is relatively small, with most below 4 billion yuan, and 32 funds having sizes under 1 billion yuan [8]. Market Dynamics and Future Outlook - The underlying logic for the excess returns of small-cap stocks is attributed to policy catalysts, liquidity easing, valuation recovery, and capital speculation. In a weak economic recovery environment, small and medium-sized enterprises are seen as innovation carriers [5]. - There are differing opinions on the future performance of small-cap stocks. Some believe that small-cap styles will continue to outperform due to market sentiment, liquidity environment, industry trends, and policy benefits [8]. - However, skepticism exists regarding the sustainability of small-cap stock gains, with concerns about high price-to-earnings ratios and the reliance on liquidity rather than earnings growth [9].

证券研究报告：金融工程报告 研究所 分析师:肖承志 SAC 登记编号:S1340524090001 Email:xiaochengzhi@cnpsec.com 近期研究报告 《微盘股持续创新高背后的历史意义 有何不同？——微盘股指数周报 20250727》 - 2025.07.28 《微盘股的流动性风险在哪？——微 盘股指数周报 20250720》 - 2025.07.21 《上证站上 3500 点，后续关注小盘+ 科技成长——微盘股指数周报 20250713》 - 2025.07.14 《"量化新规"或将平稳落地，双均线 法再现买点——微盘股指数周报 20250706》 - 2025.07.07 《现阶段主要矛盾是交易范式之争— —微盘股指数周报 20250629》 - 2025.06.30 《调整仍不充分——微盘股指数周报 20250622》 - 2025.06.23 《短期上涨动能枯竭，控制仓位做好 防御——微盘股指数周报 20250615》 - 2025.06.16 《为何微盘股基金仓位下降指数却不 断新高？——微盘股指数周报 20250608》 - 2025.06.09 《小盘股成交占比高意味着拥挤 ...