Sou Hu Cai Jing·2025-07-04 07:58Core Viewpoint - The Shanghai Central Enterprises 50 Index has shown a mixed performance in the A-share market, with a recent increase of 0.58% and a year-to-date rise of 0.23% [1] Group 1: Index Performance - The Shanghai Central Enterprises 50 Index closed at 1793.77 points with a trading volume of 50.014 billion yuan [1] - Over the past month, the index has increased by 3.13%, and over the last three months, it has risen by 4.89% [1] Group 2: Index Composition - The index comprises the top 50 listed companies controlled by the State-owned Assets Supervision and Administration Commission and the Ministry of Finance, based on average market capitalization and trading volume [1] - The index was established on December 31, 2008, with a base value of 1000.0 points [1] Group 3: Top Holdings - The top ten weighted companies in the index are: China Merchants Bank (11.7%), Yangtze Power (7.46%), CITIC Securities (5.48%), Industrial and Commercial Bank of China (5.43%), Bank of Communications (4.36%), Agricultural Bank of China (3.85%), SMIC (3.48%), Beijing-Shanghai High-Speed Railway (3.39%), China Shenhua Energy (2.7%), and China State Construction Engineering (2.46%) [1] Group 4: Sector Allocation - The sector distribution of the index holdings is as follows: Financials (42.21%), Industrials (21.88%), Utilities (11.17%), Energy (7.62%), Communication Services (6.50%), Information Technology (5.00%), Materials (3.24%), Consumer Discretionary (1.20%), and Real Estate (1.18%) [2] Group 5: Sample Adjustment Rules - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December [2] - New samples ranked within the top 40 are prioritized for inclusion, while existing samples ranked within the top 60 are favored for retention [2]