
Group 1 - Sany Heavy Industry (600031.SH) released its 2024 annual report on April 18, 2025, with 836 institutional investors disclosing holdings of 4.558 billion shares, accounting for 53.78% of the total share capital [1] - The top ten institutional investors include Sany Group, Hong Kong Central Clearing Limited, China Securities Finance Corporation, and several funds from Industrial and Commercial Bank of China, with a combined holding ratio of 46.77%, a decrease of 0.30 percentage points from the previous quarter [1] Group 2 - In the public fund sector, 20 funds increased their holdings, with a total increase ratio of 0.19%, while 65 funds decreased their holdings, with a total decrease ratio of 1.62% [2] - A total of 717 new public funds were disclosed this period, including several ETFs and mixed funds, while 78 funds were not disclosed in this period, indicating a dynamic shift in fund participation [2] - For social security funds, two funds increased their holdings, with a total increase ratio of 0.13% [2]