Core Insights - The article provides an overview of the latest fund net asset values, highlighting the top-performing and bottom-performing funds in the market [1] Fund Performance Summary Top 10 Funds by Net Value Growth - The top 10 funds with the highest net value growth include: 1. E Fund S&P Biotechnology RMB C: 1.5967, growth of 3.31% 2. E Fund S&P Biotechnology RMB A: 1.6184, growth of 3.31% 3. E Fund S&P Biotechnology USD A: 0.2284, growth of 3.30% 4. E Fund S&P Biotechnology USD C: 0.2253, growth of 3.30% 5. Vanguard Growth A: 1.0911, growth of 2.95% 6. Shenwan Hongyuan Medical A: 0.4952, growth of 2.95% 7. Vanguard Growth C: 1.1104, growth of 2.95% 8. Shenwan Hongyuan Medical C: 0.4867, growth of 2.94% 9. Fuguo Medical Innovation A: 1.8086, growth of 2.86% 10. Fuguo Medical Innovation C: 1.7890, growth of 2.86% [2] Bottom 10 Funds by Net Value Decline - The bottom 10 funds with the largest net value decline include: 1. Dongcai Value Start C: 0.8164, decline of 5.32% 2. Dongcai Value Start A: 0.8302, decline of 5.31% 3. HSBC Jintrust Low Carbon Pioneer A: 3.0533, decline of 4.87% 4. HSBC Jintrust Low Carbon Pioneer C: 2.9915, decline of 4.87% 5. HSBC Jintrust Research Selected Mixed: 1.0754, decline of 4.86% 6. HSBC Jintrust Core Growth A: 1.0195, decline of 4.70% 7. HSBC Jintrust Core Growth C: 0.9970, decline of 4.69% 8. Ping An Research Selected Mixed C: 0.8939, decline of 4.65% 9. Ping An Research Selected Mixed A: 0.9228, decline of 4.64% 10. HSBC Jintrust Intelligent Manufacturing Pioneer C: 2.8535, decline of 4.63% [3] Market Overview - The Shanghai Composite Index opened lower but rebounded, closing slightly down, with a trading volume of 1.96 trillion yuan and a stock performance ratio of 1758 gainers to 3563 losers [5] - Leading sectors include insurance, oil, banking, textiles, and household appliances, while the concept of immunotherapy saw a rise of over 2% [6] - Declining sectors include mineral products and electrical equipment, both dropping over 2% [7] Fund Holdings Analysis E Fund S&P Biotechnology Holdings - The fund's top holdings include: 1. CRISPR Therapeutics AG: 2.14% 2. Exelixis Inc: 1.89% 3. AbbVie Inc: 1.89% 4. Madrigal Pharmaceuticals Inc: 1.84% 5. Moderna Inc: 1.83% - The fund has a concentration of 18.47% in its top ten holdings, focusing on the pharmaceutical sector, and has outperformed the market [8] Dongcai Value Start Holdings - The fund's top holdings include: 1. Longi Green Energy: -7.35% 2. Foster: -6.08% 3. Zhongyou Technology: -2.11% 4. Yinke Co.: -0.74% 5. Xinyi Solar: -4.27% - The fund has a concentration of 47.27% in its top ten holdings, focusing on the renewable energy sector, and has underperformed the market [8]

Group 1 - Aiwai Electronics (688798.SH) reported its semi-annual results for 2025, with 11 institutional investors holding a total of 21.101 million A-shares, representing 9.05% of the total share capital [1] - The top ten institutional investors collectively increased their shareholding proportion by 1.01 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, two funds increased their holdings, including the Jiashi Shanghai Stock Exchange Science and Technology Innovation Board Chip ETF and the CMB Shanghai Stock Exchange 50 Component Enhanced Strategy ETF, with a slight increase in holding proportion [2] - Six public funds reduced their holdings, with a total reduction proportion of 0.25%, including several funds from HSBC Jintrust [2] - One new public fund was disclosed during this period, namely the Jiashi Green Theme Stock Initiation A [2] - Eleven public funds were not disclosed in this period, including various mixed funds [2]

Core Insights - Puyuan Precision Electric (688337.SH) reported its 2024 annual report, revealing that as of March 31, 2025, 257 institutional investors held a total of 121 million shares, accounting for 62.41% of the company's total equity [1] - The top ten institutional investors collectively held 47.83% of the shares, with a decrease of 2.08 percentage points compared to the previous quarter [1] Institutional Holdings - The number of institutional investors holding Puyuan Precision Electric shares increased to 257, with a total holding of 121 million shares [1] - The top ten institutional investors include various investment firms and funds, with the largest being Suzhou Puyuan Precision Electric Investment Co., Ltd. [1] - The proportion of shares held by the top ten institutional investors decreased by 2.08 percentage points from the last quarter [1] Public Fund Activity - One public fund, E Fund Active Growth Mixed Fund, increased its holdings, while eight public funds reduced their holdings, with a total decrease of 2.35% [2] - A total of 238 new public funds disclosed their holdings in Puyuan Precision Electric, indicating increased interest in the company [2] - Five public funds did not disclose their holdings in the current period, reflecting some turnover in investor interest [2] Social Security Fund - One social security fund, E Fund Management Co., Ltd. - Social Security Fund 17042 Portfolio, disclosed its holdings in Puyuan Precision Electric [2]