The Shenzhen Stock Exchange Component Index, also known as the SZSE Component Index, is a capital index jointly developed by the Shenzhen Stock Exchange and the Shenzhen Securities Information Company. As of August 22, 2017, the Shenzhen Component Index was a capital index composed of 496 constituent stocks and had a total market capitalization of .1.99 trillion yuan (US$ 303.6 billion).
As the benchmark index of the Shenzhen Stock Exchange (SZSE), the SZSE Component Index tracks the daily performance of stocks listed on the Shenzhen Stock Exchange. This index is designed to reflect the overall performance of stocks listed on the SZSE. It represents the performance of all the companies listed on the Shenzhen Stock Exchange and is therefore an important indicator of the performance of the Chinese stock market.
The base date of the index is March 9, 2009 and the base index value is 1000 points. According to the index’s rules, the closing price of the index is calculated based on the average closing price of all the constituent stocks on the same date, with the index divided into two hundredths of one points.
The index base level 1000 was established on the base day and has been adjusted several times since then. In October 2010, the listed companies of the index were expanded from 404 to 496, and the base points were adjusted from 1000 to 1400. In March 2012, the base points were adjusted from 1400 to 2000 points. In August 2017, it was adjusted to 2600 points.
The index’s selection standards require that listed companies meet certain criteria. The constituent stocks of the index should not be companies involved in illegal activities, subject to judicial proceedings or probation, or otherwise deemed inappropriate for inclusion in the index. The stocks also have to have a certain minimum market capitalization, liquidity and floating stock rate, and they must meet certain size criteria.
The SZSE Component Index is used as a leading indicator of the overall performance of listed companies on the Shenzhen Stock Exchange. It is also used by fund managers, market analysts and researchers as a reference benchmark for their investment and research activities. In addition, the index is used as a barometer of the development of the Chinese economy. As the second largest domestic stock index in China, the SZSE Component Index is an important indicator of the performance of Chinas capital market and the overall economy.