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 regularly updated for easy reference [1][4]. Group 1: Index Overview - The index map includes several categories of stock indices such as broad-based indices, strategy indices, industry indices, thematic indices, and overseas indices [4]. - Key broad-based indices in the A-share market include the CSI series indices like CSI 300, CSI 500, CSI 800, and CSI All Share, which are selected based on the market capitalization of listed companies and cover stocks from various industries [8]. Group 2: Index Details - The CSI 300 index consists of the 300 largest and most liquid A-shares listed on the Shanghai and Shenzhen stock exchanges, with an average market capitalization of 177,899 million and a median of 851.80 million [3]. - The CSI 500 index includes 500 stocks ranked from 301 to 800 in terms of market capitalization, with an average market capitalization of 263.02 million and a median of 241.01 million [3]. - The CSI 800 index covers 800 stocks, while the CSI 1000 index includes 1000 stocks, with respective average market capitalizations of 831.51 million and 121.62 million [3]. - The Shanghai Stock Exchange 50 index is composed of the 50 most representative stocks from the Shanghai market, reflecting the performance of leading companies, with an average market capitalization of 5,084.82 million [3]. - The Shenzhen Component Index selects 500 large and liquid companies from the Shenzhen market, with an average market capitalization of 430.20 million [3]. Group 3: Industry and Thematic Indices - The article lists various thematic indices such as the Consumption Index, which selects major consumer industry stocks from the CSI 800 index, with an average market capitalization of 1,255.44 million [6]. - The Healthcare Index includes 100 large-cap stocks in the healthcare sector, with an average market capitalization of 399.02 million [6]. - The Technology Index reflects the performance of 50 leading technology companies, with an average market capitalization of 439.71 million [6].

文 | 银行螺丝钉 （转载请注明出处） 我们常见的指数策略主要有六种：龙头、红利、价值、低波动、成长、质量。 有朋友问，这些策略都是啥意思，有什么特点？ 这六大策略在A股有效吗？我们该如何配置不同的策略指数呢？ 针对大家的这些疑问，螺丝钉也通过直播课，进行了讲解。 长按识别下面二维码，添加 @课程小助手 微信，回复「 1119 」即可观看直播回放。 （提示：回复后可以耐心等待几秒哦～） 市值选股指数的缺点：追涨杀跌 沪深300等指数，是按照上市公司的市值规模大小，来挑选股票。 这就会导致指数追涨杀跌： · 涨得多的股票 → 市值变大 → 调仓时被纳入； · 跌得多的股票 → 市值变小 → 调仓时被剔除。 其实这个情况倒不是在沪深300上先出现。 在上世纪90年代美股牛市的时候，在标普500、纳斯达克100等指数上就遇到了类似问题。 当时是互联网泡沫，很多股票跟互联网沾边就大涨，市值很高。 在上涨后，被纳入到纳斯达克100等指数中。 导致之后互联网泡沫破裂，纳斯达克100下跌反而更多。 所以早在沪深300诞生之前，海外的市值选股指数就遇到过类似的情况了。 不过这种情况熊市影响不大，主要是牛市中后期影响大一些。 ...