Core Viewpoint - The article discusses the performance of public quantitative index-enhanced funds in the A-share market, highlighting the importance of both offensive and defensive capabilities in achieving excess returns during a steady bull market [3][4]. Group 1: Market Overview - The A-share market has shown a steady upward trend, with the Shanghai Composite Index surpassing 3900 points, reaching a nearly ten-year high [3]. - The average return of 138 Hu-Shen 300 index-enhanced products this year is 19.17%, with an average offensive capability of 0.982 and a defensive capability of 0.912 [5]. Group 2: Offensive and Defensive Capabilities - Offensive capability (upside capture ratio) measures a fund's sensitivity to market increases, with values greater than 1 indicating stronger performance against the benchmark [3]. - Defensive capability (downside capture ratio) measures a fund's sensitivity to market declines, with values less than 1 indicating better performance in down markets [3]. Group 3: Top Performing Funds - The top three Hu-Shen 300 index-enhanced funds based on offensive capability are: 1. **Fu Rong Hu-Shen 300 Index Enhanced A**: Offensive capability of 1.19, defensive capability of 0.93, and a return of 27.07% [5][6]. 2. **Ping An Hu-Shen 300 Index Quantitative Enhanced A**: Offensive capability of 1.13, defensive capability of 0.88, and a return of 26.17% [6]. 3. **China Europe Hu-Shen 300 Index Enhanced A**: Offensive capability of 1.11, defensive capability of 0.83, and a return of 27.69% [5]. Group 4: Performance of Other Indexes - The average return of 212 Zhong Zheng 500 index-enhanced products this year is 29.69%, with an average offensive capability of 0.920 and a defensive capability of 0.824 [7]. - The top three Zhong Zheng 500 index-enhanced funds are: 1. **Penghua Zhong Zheng 500 Index Enhanced A**: Offensive capability of 1.01, defensive capability of 0.66, and a return of 41.63% [7]. 2. **Changcheng Zhong Zheng 500 Index Enhanced A**: Offensive capability of 1.00, defensive capability of 0.81, and a return of 36.44% [7]. 3. **Tianhong Zhong Zheng 500 Index Enhanced A**: Offensive capability of 1.00, defensive capability of 0.81, and a return of 35.47% [7]. Group 5: Insights on Fund Managers - Fund manager Meng Yaqiang of Fu Rong focuses on a macro-level quantitative approach, combining fundamental analysis with models to avoid factor distortion [6]. - Fund manager Su Junjie of Penghua employs a unique AI and fundamental quantitative model to capture excess returns [8]. - Fund manager Zuo Jinbao of Changxin uses a multi-factor model based on financial statements and stock price volatility to achieve superior returns [11].

Group 1 - The core viewpoint of the report indicates that valuation factors performed well last week, with the year-to-date excess return of the CSI 2000 index enhancement strategy reaching 23.32% [1] - The report tracks the performance of public index enhancement funds for major broad-based indices, including the CSI 300, CSI 500, CSI 1000, and CSI 2000, providing weekly updates for investor reference [8][9] - The report highlights the top-performing public index enhancement funds for the year, with specific excess returns noted for each fund across different indices [10][16][21][26] Group 2 - The report details the performance of public enhancement funds for the CSI 300 index, noting that the top five funds have year-to-date returns ranging from 24.89% to 32.31%, with corresponding excess returns [10][12] - For the CSI 500 index, the top five funds achieved year-to-date returns between 36.56% and 41.67%, with excess returns noted for each fund [16][19] - The CSI 1000 index enhancement funds also showed strong performance, with the top five funds reporting year-to-date returns from 42.53% to 44.54% [21][24] - The CSI 2000 index enhancement funds had year-to-date returns ranging from 38% to 46.5%, with significant excess returns for the leading funds [26][31] Group 3 - The report analyzes the performance of various factors used in quantitative stock selection models, emphasizing the importance of valuation, profitability, growth, corporate governance, and volume factors [33] - It discusses the methodology for neutralizing factors, particularly the treatment of market capitalization and industry effects, to better reflect the investment logic and stock selection effectiveness [33][34] - The report provides insights into the performance of single factors, highlighting the best and worst performing factors across different stock pools for the past week and year [35][36]

Core Viewpoint - The A-share market in the first three quarters of 2025 has shown a clear divergence in performance, with technology leading while traditional sectors like liquor and real estate lagged behind. The CSI 300 index rose nearly 20%, while the CSI 2000 index saw an increase of over 30%. In this context, index-enhanced funds have emerged as a viable investment strategy, providing a way to earn more without excessive trading [4]. Summary by Index CSI 300 Index - Among 158 CSI 300 index-enhanced funds, the average return for the first three quarters was 19.17%, with an average excess return of 1.77%. 104 funds achieved positive excess returns, representing 65.82% of the total [5]. - The top three funds in terms of excess return were managed by E Fund, China Europe Fund, and Fortune Fund, with E Fund's product achieving an excess return of 17.08% and a total return of 34.11% [6][7]. CSI 500 Index - There are 156 CSI 500 index-enhanced funds, with an average return of 29.60% and an average excess return of 1.48%. The top three funds were managed by Penghua Fund, China Europe Fund, and Huatai-PB Fund, with Penghua's product achieving an excess return of 13.72% and a total return of 41.63% [8][9]. CSI 1000 Index - The CSI 1000 index-enhanced funds totaled 88, with an average return of 34.28% and an average excess return of 8.32%. The top three funds were managed by ICBC Credit Suisse Fund, Changxin Fund, and Penghua Fund, with ICBC's product achieving an excess return of 18.52% and a total return of 44.29% [11][12][13]. CSI 2000 Index - There are 31 CSI 2000 index-enhanced funds, with an average return of 40.74% and an average excess return of 11.11%. The top three funds were managed by Tianhong Fund, Huatai-PB Fund, and Huitianfu Fund, with Tianhong's product achieving an excess return of 18.21% and a total return of 46.48% [14][15].

Core Viewpoint - The A-share market is experiencing a significant recovery, with trading volumes exceeding 2 trillion, leading to increased interest in index-enhanced funds, which combine active and passive investment advantages [5][10]. Group 1: Market Overview - As of August 25, 2025, there are 784 public index-enhanced products in the market, with an average return of 24.12% this year and an excess return of 2.39% [5][10]. - The performance of index-enhanced funds has been particularly strong in the context of the ongoing small-cap market rally, with notable products tracking the CSI 2000 index [5][10]. Group 2: Performance by Index CSI 300 Index Enhanced Funds - There are 158 public products tracking the CSI 300 index, with an average return of 15.64% and an excess return of 2.20% this year [6][10]. - The top three products in terms of excess return are managed by Anxin Fund, Ping An Fund, and E Fund, with Anxin's product achieving an excess return of 8.45% [7][10]. CSI 500 Index Enhanced Funds - The CSI 500 index enhanced funds consist of 150 products, yielding an average return of 23.44% and an excess return of 2.86% this year [10][12]. - The leading product is managed by Penghua Fund, achieving a return of 30.35% and an excess return of 10.02% [11][12]. CSI 1000 Index Enhanced Funds - There are 88 products tracking the CSI 1000 index, with an average return of 31.63% and an excess return of 7.19% this year [14][16]. - The top product is managed by ICBC Credit Suisse Fund, with a return of 39.70% and an excess return of 15.48% [15][16]. CSI/Guo Zheng 2000 Index Enhanced Funds - The CSI/Guo Zheng 2000 index enhanced funds have 21 products, with an average return of 39.16% and an excess return of 10.05% this year [17][19]. - The leading product is managed by Huatai-PB Fund, achieving a return of 46.45% and an excess return of 17.34% [18][19].

Core Viewpoint - The quantitative private equity industry has rapidly developed in recent years, outperforming public quantitative funds in terms of performance, with private equity quantitative index enhancement products showing an average return of 31.11% compared to 22.03% for public funds [2][3]. Summary by Category Performance Comparison - As of August 15, 2025, the average return for 398 private equity index enhancement products is 31.11%, with an excess return of 11.50%. In contrast, 382 public equity index enhancement products have an average return of 22.03% and an excess return of 6.04% [2][3]. - The performance of private equity products across different indices shows significant advantages, particularly in the 中证500 and 中证1000 categories, where private equity products have average returns of 29.40% and 35.25%, respectively [9][12]. Leading Products - In the 沪深300 index enhancement category, the top private equity product is "澎湃权益1号" managed by 刘治平, achieving an excess return of ***% [5][7]. - For the 中证500 index enhancement, "兆信中证500指数增强1号A类份额" managed by 唐越 and 胡晨航 leads with an excess return of ***% [10][11]. - The top product in the 中证1000 index enhancement is "今通量化价值成长六号" managed by 钱伟强, with an excess return of ***% [13][15]. - In the 国证/中证2000 index enhancement, "平方和鼎盛中证2000指数增强21号A期" managed by 吕杰勇 and 方壮 ranks first with an excess return of ***% [17][19]. Market Environment - The strong performance of quantitative strategies is attributed to the structural characteristics of the A-share market in the first half of 2025, where small and mid-cap stocks have continued to outperform, and individual stock volatility has increased, creating an ideal trading environment for quantitative strategies [3].

Core Viewpoint - Jihong Co., Ltd. (002803.SZ) reported a decrease in institutional ownership in its semi-annual report for 2025, with a total of 51.9469 million shares held by seven institutional investors, representing 11.48% of the total share capital, down by 1.63 percentage points from the previous quarter [1] Institutional Ownership - As of August 20, 2025, seven institutional investors disclosed holdings in Jihong Co., Ltd., totaling 51.9469 million shares, which is 11.48% of the total share capital [1] - The institutional investors include Hong Kong Central Clearing Limited, Tibet Yongyue Shichao Enterprise Management Co., Ltd., Great Wall Life Insurance Co., Ltd. - proprietary funds, and others [1] - The institutional ownership percentage decreased by 1.63 percentage points compared to the previous quarter [1] Public Fund Activity - Two new public funds disclosed holdings in this period, namely Great Wall Life Insurance Co., Ltd. - proprietary funds and Penghua CSI 500 Index Enhanced A [1] Foreign Investment - One foreign fund, Hong Kong Central Clearing Limited, increased its holdings in Jihong Co., Ltd. by 0.19% compared to the previous period [1]