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]