Group 1 - Viko Technology (600152.SH) released its semi-annual report for 2025 on August 26, 2025 [1] - As of August 25, 2025, seven institutional investors disclosed holdings in Viko Technology A-shares, totaling 208 million shares, which accounts for 39.31% of the total share capital [1] - The institutional investors include Viko Holdings Group Co., Ltd., Ningbo Industrial Investment Co., Ltd., and several private equity funds [1] - The total proportion of institutional holdings decreased by 0.55 percentage points compared to the previous quarter [1] - One public fund, the招商创业板指数增强A, was disclosed this period, which was not reported in the previous quarter [1]

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]