Group 1 - The core viewpoint of the news is that the institutional ownership of Shangsheng Electronics has seen a slight decline in the first quarter of 2025, with significant holdings concentrated among a few key investors [1] - As of April 30, 2025, a total of 12 institutional investors hold 121 million shares of Shangsheng Electronics, representing 74.58% of the total share capital [1] - The top ten institutional investors account for 74.54% of the total shares, with a decrease of 2.25 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, three funds increased their holdings, including E Fund New Silk Road Mixed Fund, Ping An Enjoy Flexible Allocation Mixed A, and Everbright Baodexin Anyang One-Year Mixed A, with an increase ratio of 0.30% [2] - Two public funds reduced their holdings, namely Southern Science and Technology Innovation Board 3-Year Regular Open Mixed and Ping An Flexible Allocation Mixed A, also with a decrease ratio of 0.30% [2] - Two new public funds were disclosed this quarter, including China Europe Yongyu Mixed A and Jingguan Taifu Technology Driven Mixed A, while 166 public funds were not disclosed this quarter [2]