This photo taken on April 10, 2023 shows the ceremony celebrating the listing of the first batch of shares under China's registration-based initial public offering (IPO) system on the main board of Shenzhen Stock Exchange in Shenzhen, south China's Guangdong Province.
BEIJING, May 29 (Xinhua) -- China Securities Index Co., Ltd. (CSI), a financial market index provider jointly funded by Shanghai and Shenzhen bourses, announced to adjust constituents of indexes such as the CSI 300, CSI 500, and CSI 1000, effective from the market closing of June 9, reported Xinhua Finance on May 26.
CSI said the adjustment was a regular adjustment for sample stocks of these indexes and based on related index compiling rules and review results of experts committees, nine, 50 and 100 constituent samples of the three indexes will be changed respectively.
Upon the adjustment, the three indexes and other are expected to better reflect the real economy with increases in constituent samples of stocks in industrial and energy sectors.
For the CSI 300 Index (CSI 300) consisting of the 300 largest and most liquid A-shares, the adjustment means net increase of three industrial stock constituents and two energy sector constituents, with corresponding weightings up 0.28 percentage point and 0.25 percentage point respectively.
On the other hand, net decrease of two medical and health sector constituents and two consumption sector samples will happen to constituents of the CSI 300 and equals to weighting decline of 0.14 percentage point and 0.11 percentage point.
For CSI 500, short for CSI Smallcap 500 Index measuring performance of different market capitalization (market cap) stocks in securities market, constituent samples from sci-tech innovation board (STAR Market) and ChiNext market expanded from 26 and 56 ones to 40 and 58 ones, with related weightings up by 3.52 percentage points and 7.53 percentage points.
By market cap coverage, constituents of CSI 300, CSI 500 and CSI 1000 after the adjustment are likely to account for around 51.94 percent, 15.74 percent and 14.97 percent of the gross market cap of stocks listed on Shanghai Stock Exchange and Shenzhen Stock Exchange. (Edited by Duan Jing with Xinhua Silk Road, duanjing@xinhua.org)
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