Group 1 - Aopu Technology (603551.SH) reported its 2025 semi-annual results, with 14 institutional investors holding a total of 290 million shares, representing 74.20% of the company's total equity as of August 25, 2025 [1] - The top ten institutional investors collectively hold 74.03% of Aopu Technology's shares, with an increase of 0.67 percentage points compared to the previous quarter [1] Group 2 - In the public fund sector, five funds increased their holdings in Aopu Technology, with a total increase of 0.27% [2] - Three new public funds disclosed their holdings in Aopu Technology during this period [2] - One new social security fund disclosed its holdings in Aopu Technology, specifically the招商基金管理有限公司-社保基金1903组合 [2] - Two foreign funds reduced their holdings in Aopu Technology, indicating a slight decrease in foreign investment [2]

Group 1 - The core viewpoint of the article is that Changcheng Technology (603897.SH) has reported its semi-annual results for 2025, highlighting the current institutional and public fund holdings in the company [1] - As of August 21, 2025, three institutional investors hold a total of 52.3001 million shares of Changcheng Technology, representing 25.33% of the total share capital [1] - The institutional holding ratio has decreased by 0.40 percentage points compared to the previous quarter [1] Group 2 - One new public fund, Xin Yuan Zhi Yuan Quantitative Stock Selection Mixed A, has been disclosed this period, while two public funds, including Zhaoshang Quantitative Selected Stock Initiation A and Zhaoshang Growth Enterprise Board Index Enhancement A, were not disclosed in this period [1] - One social security fund, Zhaoshang Fund Management Co., Ltd. - Social Security Fund 1903 Combination, was not disclosed this period compared to the previous quarter [1]