The financial industry news on November 12, the Shanghai Stock Exchange Index fell 1.39%, and the CSI 300 food index (300 food, L11634) was reported at 8209.71 points.
Data statistics show that the CSI 300 food index rose 7.25%in the past month, rose 25.48%in the past three months, and rose 13.20%to the present.
It is understood that in order to reflect the overall performance of different industry companies in the Shanghai and Shenzhen 300 index samples, provide investors with analysis tools, and the 300 Snaping Sample of the CSI 300 in accordance with industry classification standardsIt is divided into 11 first -level industries, 35 secondary industries, more than 90 tertiary industries, and more than 200 fourth -level industries.The Shanghai -Shenzhen 300 industry index series uses all securities in each level, second, third, and fourth -level industries as sample preparation indexes to form the CSI 300 industry index.The index is based on December 31, 2004 and 1000.0 points.
From the perspective of the market sector held by the Shanghai and Shenzhen 300 food indexes, the Shanghai Stock Exchange accounts for 84.76%and the Shenzhen Stock Exchange accounts for 15.24%.
From the perspective of the industry holding samples of the Shanghai and Shenzhen 300 food indexes, the main consumption accounts for 100.00%.
Data show that the index sample is adjusted once every six months, and the implementation time of the sample adjustment is the next trading day of the second Friday on June and December each year, respectively.The weight factors are adjusted regularly with the samples, and the adjustment time is the same as the implementation time of the index sample.Before the next regular adjustment, weight factor is generally fixed.When the temporary adjustment is encountered, when the Shanghai and Shenzhen 300 index adjusts the sample, the Shanghai -Shenzhen 300 industry index samples follow the corresponding adjustment.When the sample company has a special incident, it will make the industrys index samples be adjusted accordingly when the ownership of the industry changes.When the sample is delisted, it is removed from the exponential sample.The sample company has dealt with the treatment, merger, spin -off and other situations, and refer to the calculation and maintenance rules.
This article comes from: the financial industry
Author: market
