JAC(600418) 金融界·2025-05-21 12:35Group 1 - The Shanghai Composite Index rose by 0.21%, while the CSI 500 Growth Valuation Index fell by 0.03%, closing at 3591.16 points with a trading volume of 25.652 billion yuan [1] - The CSI 500 Growth Valuation Index has increased by 3.50% over the past month, decreased by 1.10% over the past three months, and has risen by 3.96% year-to-date [1] - The index is composed of listed companies selected from the CSI 500 Index that exhibit expected net profit growth and low valuation characteristics, calculated using an equal-weighted method [1] Group 2 - The top ten holdings of the CSI 500 Growth Valuation Index include: Ruixin Microelectronics (3.65%), Guibao Pet (3.34%), Chifeng Gold (3.29%), Ailis (3.02%), Ruijie Networks (2.85%), Haomai Technology (2.82%), Chunfeng Power (2.51%), Haishike (2.48%), Shuanghuan Transmission (2.31%), and Jianghuai Automobile (2.29%) [1] - The market share of the CSI 500 Growth Valuation Index holdings is 50.57% from the Shanghai Stock Exchange and 49.43% from the Shenzhen Stock Exchange [1] Group 3 - The industry composition of the CSI 500 Growth Valuation Index includes: Industrial (22.01%), Materials (17.72%), Healthcare (13.37%), Information Technology (9.42%), Financials (9.31%), Communication Services (6.69%), Consumer Discretionary (6.36%), Utilities (5.79%), Consumer Staples (5.49%), and Energy (3.84%) [2] - The index samples are adjusted semi-annually, with adjustments implemented on the next trading day following the second Friday of June and December each year [2] - Weight factors are adjusted in accordance with sample changes, with adjustments occurring at the same time as the regular sample adjustments [2]