螺丝钉指数地图来啦：指数到底如何分类｜2025年12月

Core Viewpoint - The article presents an index map that includes various commonly used stock indices, their codes, selection rules, industry distribution, average and median market capitalization of constituent stocks, and the number of constituent stocks, which will be updated regularly for easy reference [1]. Group 1: Types of Indices - The index map includes several categories of stock indices: broad-based indices, strategy indices, industry indices, thematic indices, and overseas indices [3]. - Specific industry indices mentioned include the China Internet 50, Biotech, Hong Kong Stock Connect Technology, and various healthcare indices [4]. Group 2: Broad-based Indices - The broad-based indices include the CSI 300, CSI 500, CSI 800, CSI 1000, and CSI 2000, with their respective average market capitalizations and constituent stock counts detailed [6]. - For example, the CSI 300 has an average market capitalization of 210.50 billion and includes 300 constituent stocks [6]. Group 3: Strategy Indices - Strategy indices such as the CSI Dividend, Shanghai Dividend, and Shenzhen Dividend are designed to reflect the performance of high dividend yield stocks [9]. - The CSI Dividend index consists of 100 stocks with stable dividends and an average market capitalization of 214.37 billion [9]. Group 4: Industry Indices - Industry indices like the CSI Consumer, CSI Healthcare, and CSI Real Estate are selected based on specific industry criteria, with average market capitalizations and constituent stock counts provided [12]. - For instance, the CSI Consumer index has an average market capitalization of 112.82 billion and includes 38 constituent stocks [12]. Group 5: Market Capitalization Distribution - The article provides a detailed distribution of market capitalization across various sectors, indicating the percentage representation of sectors such as materials, financials, and information technology [7][10]. - For example, the financial sector represents 22.97% of the indices, while information technology accounts for 20.30% [7].