螺丝钉指数地图来啦：指数到底如何分类｜2025年10月

Core Viewpoint - The article presents a comprehensive index map for investors, detailing various stock indices, their codes, selection rules, industry distribution, and average and median market capitalizations of constituent stocks, which will be regularly updated for easy reference [1][2]. 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 [4][5]. Group 2: Broad-based Indices - Important broad-based indices in the A-share market include the CSI series such as the CSI 300, CSI 500, CSI 800, and the CSI All Share, which are selected based on the market capitalization of listed companies and cover a wide range of industries [9]. Group 3: Strategy Indices - Common strategy indices in the A-share market include: - CSI 300: Represents large-cap stocks - CSI 500: Represents mid-cap stocks - CSI 1000: Represents small-cap stocks - CSI 2000: Represents micro-cap stocks [11]. - Strategy indices enhance investment options and cater to diverse investor needs [13]. Group 4: Dividend and Value Indices - Dividend indices select stocks with high dividend yields, while value indices focus on stocks with low price-to-earnings and price-to-book ratios, as well as high dividend yields [12]. - Low volatility indices target stocks with lower price volatility, and fundamental indices select stocks based on revenue, cash flow, net assets, and dividend size [12][13].