中证锐联基本面400指数下跌0.03%，前十大权重包含华夏幸福等

Core Viewpoint - The CSI Ruilian Fundamental 400 Index has shown a slight decline of 0.03% recently, with a year-to-date drop of 2.69%, indicating a challenging market environment for the index constituents [1][2]. Group 1: Index Performance - The CSI Ruilian Fundamental 400 Index opened high but experienced fluctuations, closing at 7042.57 points with a trading volume of 1270.2 billion yuan [1]. - Over the past month, the index has increased by 2.14%, while it has decreased by 2.69% over the last three months and year-to-date [1]. Group 2: Index Composition - The index is composed of 400 stocks selected based on fundamental value, breaking the traditional market capitalization-weighted approach to avoid overexposure to overvalued securities [1]. - The top ten holdings in the index include Sichuan Changhong (1.16%), Suzhou Bank (0.9%), and SMIC (0.79%), among others [1]. - The index is weighted by fundamental value and is adjusted annually, with the next adjustment scheduled for the second Friday of June [2]. Group 3: Sector Allocation - The sector distribution of the index shows that industrials account for 23.98%, materials for 19.42%, and financials for 11.37%, with technology and consumer sectors also represented [2]. - The Shanghai Stock Exchange constitutes 56.44% of the index, while the Shenzhen Stock Exchange makes up 43.56% [1].