Sou Hu Cai Jing·2025-09-01 09:52Group 1 - As of August 30, 2025, a total of 582 A-share companies are included in the top ten heavy positions of the social security fund, with a total holding market value of 502.91 billion yuan [1] - The social security fund has new positions in 158 stocks, increased positions in 171 stocks, decreased positions in 126 stocks, and maintained positions in 127 stocks [1] - The sectors with significant holdings include chemical products, semiconductors, chemical pharmaceuticals, automotive parts, general equipment, specialized equipment, and medical devices, each with more than 15 stocks [1] Group 2 - Among the 582 companies, 104 stocks have holdings exceeding 500 million yuan, and 37 stocks have holdings exceeding 1 billion yuan, accounting for 76.47% of the total holding market value [3] - Agricultural Bank is the largest heavy position stock of the social security fund, with a holding market value exceeding 138.3 billion yuan and a year-to-date increase of approximately 37% [7] - The average increase of the 582 A-share companies this year is 27.62%, with 32 stocks increasing over 50% since the end of June [8] Group 3 - The top five stocks by holding market value all exceed 10 billion yuan, with four of them maintaining their holding market value [6] - The average holding ratio of the 582 A-share companies is approximately 1.8%, with 28 stocks having a holding ratio exceeding 5%, accounting for 51.83% of the total holding market value [14] - The stocks with the highest holding ratios include China Life Insurance, Founder Securities, and Bank of Communications, each exceeding 10% [16]