本文首发于公众号"私募排排网"。 （点击↑↑ 上图查看详情 ） 今年以来，市场风格明显更偏向小微盘股，年内中证2000指数（932000）已涨超25%，微盘股板块（BK1158）涨超65%，中小盘股市场表现抢 眼，以中小盘股为重仓偏好的量化私募产品收益表现较优，叠加AI、量化技术的提升，量化私募机构热度空前。 私募排排网数据显示，符合排名规则的1529只量化产品今年1-7月平均收益为 15.04% ，从私募（三级）策略来看，其他指增产品收益表现最 佳，年内收益均值为28.84%，其中中证2000指增相关产品表现较为突出；其次是中证1000指增产品，今年1-7月收益均值为27.00%，而介于大 盘与中盘之间的中证500指数，其指增产品年内收益均值也达到22.79%，均较沪深300指增产品表现更优。 | 排序 | 私募(三级)策略 | SER CONS STERED S 产品数 | 今年来收益平均值 | 今年来收益最大值 | | --- | --- | --- | --- | --- | | | 其他指增 | 75 | 28.84% | 81.76% | | 2 | 中证1000指增 | 122 | 27.00% ...

Core Viewpoint - The A-share market experienced significant volatility in the first half of 2025, leading investors to prioritize the balance of returns and risks when selecting stock strategy products. The Sharpe ratio emerged as a crucial metric for evaluating risk-return profiles of these products [2]. Summary by Relevant Sections Overall Performance - In the first half of 2025, there were 2,891 stock strategy products with a displayed Sharpe ratio, achieving an average return of 12.4% and an average Sharpe ratio of 1.57. The products managed by private equity firms with a scale of 10-20 billion showed the highest average return at 16.39% [2][3]. Performance by Company Size - **100 Billion and Above**: - 420 products with a total scale of 632.37 billion, average return of 11.40%, and a Sharpe ratio of 2.03 [3]. - **50-100 Billion**: - 196 products with a total scale of 244.84 billion, average return of 12.12%, and a Sharpe ratio of 1.97 [3]. - **20-50 Billion**: - 258 products with a total scale of 267.26 billion, average return of 11.78%, and a Sharpe ratio of 1.85 [3]. - **10-20 Billion**: - 309 products with a total scale of 267.01 billion, average return of 16.39%, and a Sharpe ratio of 1.57 [3]. - **5-10 Billion**: - 422 products with a total scale of 250.14 billion, average return of 11.60%, and a Sharpe ratio of 1.50 [3]. - **0-5 Billion**: - 1,286 products with a total scale of 434.97 billion, average return of 12.19%, and a Sharpe ratio of 1.32 [3]. Top Products by Performance - The article highlights the top-performing stock strategy products across different company sizes, focusing on those with returns above the average and high Sharpe ratios. Notable products include: - **100 Billion and Above**: Quantitative long products dominated the top 10, with notable managers from Stable Investment and Wide De Private Equity [4][6]. - **50-100 Billion**: The top products were primarily subjective long and quantitative long strategies, with significant contributions from Qianyan Private Equity [8][10]. - **20-50 Billion**: Quantitative long products were most prevalent, with top managers from Jiuming Investment and Zhao Rong Hui Li Private Equity [13][15]. - **10-20 Billion**: A mix of subjective long products, with top managers from Xiangmu Asset and Haokun Shengfa Asset [18][21]. - **5-10 Billion**: Quantitative long products led the rankings, with top managers from Yangshi Asset and Zeyuan Investment [22][25]. - **0-5 Billion**: Quantitative long products were also prominent, with two products from Guangzhou Tianzhanhan making the top five [26][27].

Core Viewpoint - The introduction of the CSI 2000 Index reflects the increasing representation of small and medium-sized companies in the A-share market, showcasing strong long-term performance with a cumulative return of 166.50% since its base date, outperforming major broad-based indices [2][3]. Group 1: Characteristics of the CSI 2000 Index - The CSI 2000 Index uniquely focuses on small and micro-cap stocks, comprising 2000 stocks with smaller market capitalizations and better liquidity, effectively complementing other indices like CSI 300 and CSI 500 [7]. - The index covers 30 primary industries, with high-growth sectors such as machinery, electronics, basic chemicals, and pharmaceuticals accounting for nearly 40% of its composition, indicating a diversified and growth-oriented portfolio [9]. - The index exhibits high elasticity and volatility, making it attractive to investors with a higher risk appetite, especially in a macro environment characterized by loose liquidity [11]. Group 2: Investment Strategies and Opportunities - The CSI 2000 Index is well-suited for quantitative strategies due to its lower analyst coverage, allowing for the identification of undervalued stocks and pricing inefficiencies, which can lead to excess returns [19]. - The high trading activity and turnover rates of the CSI 2000 Index enhance the effectiveness of quantitative trading strategies, enabling better monitoring of market dynamics and execution of trades [18]. - The index's broad selection of constituent stocks provides greater freedom in stock selection, allowing for the application of various alpha factors and reducing exposure risks associated with non-index stocks [17].

Core Viewpoint - The article provides an overview of the private equity market in China, highlighting the number of private equity firms, their performance, and the distribution of firms across major cities as of May 2025. Group 1: Overview of Private Equity Firms - As of May 2025, there are 7,789 private equity firms in China, with 5,616 located in first-tier cities (Beijing, Shanghai, Guangzhou, Shenzhen, Hangzhou), accounting for 72.10% of the total [2]. - The number of top-tier private equity firms (with assets over 5 billion) is highest in Shanghai (86 firms), followed by Beijing (47 firms) and Shenzhen (18 firms) [2]. Group 2: Performance Metrics by Region - In Beijing, 582 products have an average annual return of 21.30% and a May return of 1.74% [4]. - Shanghai's 1,145 products show an average annual return of 19.68% and a May return of 1.68% [13]. - Guangzhou's 228 products have an impressive average annual return of 28.40% and a May return of 3.28% [19]. - Shenzhen's 705 products yield an average annual return of 23.55% and a May return of 3.81% [24]. - Hangzhou's 268 products report an average annual return of 26.06% and a May return of 2.01% [31]. Group 3: Notable Private Equity Firms - In Beijing, the top private equity firms include "止于至善投资" with a notable annual return and several other firms with significant assets [6][9]. - In Shanghai, "海南致衍私募" leads with a strong performance, followed by "系综(上海)私募" and "上海紫杰私募" [12][16]. - In Guangzhou, "海南香元私募" ranks first with a high annual return, followed by "广州千泉私募" and "广州守正用奇" [19][21]. - In Shenzhen, "富延资本" is the top firm with a strong performance, followed by "能敬投资控股" and "君子乾乾" [27][29]. - In Hangzhou, "云起量化" leads the performance metrics, followed by "浩坤昇发资产" and "橡木资产" [35]. Group 4: Other Regions - Outside first-tier cities, there are 2,173 private equity firms, with 25 firms having assets over 5 billion [36][39]. - The average annual return for 972 products in other regions is 23.24%, with the top three firms being "一久私募基金," "尚阳资管," and "优波资本" [39].