Sou Hu Cai Jing·2025-10-27 23:31Core Viewpoint - The best-performing fund managed by manager Guan Zefan is the E Fund CSI 500 Enhanced Strategy ETF, which achieved a quarterly net value increase of 26.11% by the end of Q3 2025 [1] Fund Performance Summary - Guan Zefan manages a total of 3 funds, with the following performance metrics: - E Fund CSI 500 Enhanced Strategy ETF: 1.17 billion yuan, annualized return of 11.08%, quarterly increase of 26.11%, top holding in Gan Hong Technology with a weight of 2.21% [2] - E Fund CSI 500 Index Quantitative Enhanced C: 4.59 billion yuan, annualized return of 3.59%, quarterly increase of 24.17%, top holding in Gan Hong Technology with a weight of 1.57% [2] - E Fund CSI 500 Index Quantitative Enhanced A: 3.34 billion yuan, annualized return of 3.90%, quarterly increase of 24.27%, top holding in Sheng Hong Technology with a weight of 1.57% [2] Historical Performance and Stock Adjustments - During Guan Zefan's tenure as manager of E Fund Yi Bai Intelligent Quantitative Strategy A, the cumulative return was 23.67% with an average annualized return of 6.97%. The fund made 96 adjustments to its holdings, achieving a win rate of 60.42% with 58 profitable adjustments [2] - Notable stock adjustments include: - Longi Green Energy: Bought in Q2 2020, sold in Q2 2021, with an estimated return of 226.03% and a company performance growth of 47.68% [3][5] - Wuliangye: Bought in Q2 2020, sold in Q2 2021, with an estimated return of 96.30% and a company performance growth of 17.15% [6] - Bohai Leasing: Bought in Q1 2018, sold in Q3 2018, with an estimated return of -35.68% despite a company performance growth of 14.91% [7]