对于社保基金，本期较上一季未再披露的社保基金共计1个，即汇添富基金管理股份有限公司-社保基金 1802组合。 公募基金方面，本期较上一季未再披露的公募基金共计4个，包括大成中证360互联网+指数A、广发量 化多因子混合、鹏华国证2000指数增强A、中欧国证2000指数增强A。 2025年8月26日，会畅通讯(300578.SZ)发布2025年半年度报告。截至2025年8月26日，共有4个机构投资 者披露持有会畅通讯A股股份，合计持股量达5637.12万股，占会畅通讯总股本的28.43%。其中，机构 投资者包括江苏新霖飞投资有限公司、湖南湘江中盈投资管理有限公司、高盛国际-自有资金、特发富 海股权投资基金管理(深圳)有限公司-深圳特发伯乐产业升级投资合伙企业(有限合伙)，机构投资者合计 持股比例达28.43%。相较于上一季度，机构持股比例合计下跌了0.46个百分点。 ...

Core Viewpoint - The article highlights the strong performance of the GF Quantitative Multi-Factor Mixed Fund (005225), which has achieved a cumulative return of 109.93% since its inception on March 21, 2018, significantly outperforming its benchmark across various time frames [1]. Group 1: Fund Performance - The GF Quantitative Multi-Factor Fund has a high equity position of 91.75%, with a diversified portfolio that includes six stocks with a total market capitalization below 10 billion, accounting for 8.35% of the fund's net asset value [2]. - Over the past year, the GF Quantitative Multi-Factor Fund has outperformed the National Securities 2000 Index by 30 percentage points, achieving a return of 54.33% compared to the index's performance [2]. - The fund's monthly win rate against the National Securities 2000 Index is 81%, with an average monthly excess return of 1.20% since the current fund managers took over [3]. Group 2: Investment Strategy - The fund employs a dual-engine model combining traditional quantitative multi-factor models with advanced machine learning techniques to enhance factor discovery and integration [4][5]. - The fund managers utilize AI tools to identify hidden pricing patterns and improve the efficiency of alpha factor extraction, addressing the limitations of traditional models [5]. Group 3: Other Quantitative Funds - The article also discusses other quantitative funds under GF, such as the GF Multi-Factor Mixed Fund (002943), which has consistently outperformed major indices over the past seven years [6][7]. - GF has a diverse range of quantitative products, including Smart Beta strategies, which focus on small-cap style enhancement [7]. Group 4: Dividend and Value Strategies - The GF Stable Strategy Fund (006780) employs a combination of subjective and quantitative approaches to capture dividend opportunities, achieving a return of 25.93% in 2024, outperforming the benchmark by 7.17% [10]. - The GF High Dividend Preferred Fund (008704) focuses on high-dividend, low-valuation stocks, achieving a year-to-date return of 12.10%, significantly surpassing the performance of the benchmark indices [14][15].