中证800成长指数报4228.16点，前十大权重包含京沪高铁等

Core Points - The CSI 800 Growth Index opened lower and reported at 4228.16 points, with a recent decline of 0.37% over the past month, an increase of 2.51% over the past three months, and a year-to-date rise of 3.99% [1] - The index consists of the top 150 securities selected based on growth factor scores from the CSI 800 Index, reflecting the overall performance of growth-oriented listed companies [1] - The top ten holdings of the CSI 800 Growth Index include Kweichow Moutai (10.18%), CATL (9.4%), BYD (5.9%), and others, with a significant portion of the holdings in the Shanghai Stock Exchange (54.27%) and Shenzhen Stock Exchange (45.73%) [1] Industry Breakdown - The industry composition of the CSI 800 Growth Index shows that industrials account for 25.87%, consumer staples for 15.52%, information technology for 14.70%, and consumer discretionary for 13.65%, among others [2] - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December, with a maximum adjustment ratio of 40% [2] - New samples are prioritized based on growth factor scores, with those ranked within the top 90 entering first, while older samples ranked within the top 210 are retained [2]