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The index shares of composite index refers to all the shares listed on Shenzhen Stock Exchange. All the shares are used to calculate a SZSE Composite Index, in which the A shares used to calculate a Shanghai A-share Index, and B-shares used to calculate a Shanghai B-share index.
The index shares of component index are picked from 40 listed companies, in which all A shares and B shares are used to calculate SZSE component index. The component shares are classified according to their industries, in which the A shares are used to calculate industrial index.
Calculation Method
(1) Composite Index and component index adopt Paasche weighting price index.
(2) the weighting numbers of two types of indices are:
Composite index: the total number of shares is that of the total listed companies
Component Index: the number of shares is that of the negotiable equity of component shares
(3) Index Formula
Today's index = (total stock market value of all today's index / the total market value of the base day index shares) × base day index
(4) B shares in the index shares adopt the regulated foreign exchange rate of last week to convert Hong Kong Dollar into RMB to calculate the SZSE composite index and SZSE component index. So the SZSE B-share index and the component B-share index are calculated using Hong Kong dollars.
(5) Daily Chain Calculation Format:
Today's real-time index = close index of the previous day × (total market value of today real-time index shares / adjusted total market value of the previous day index shares)
The total market value of index shares = total market value of A-share Index shares + total market capitalization of B-share Index shares.
Total market value of A-share Index shares = Σ (share price of A-share index shares × the number of A-share index shares).
Total market value of B-share Index shares = Σ (share price of B-share index shares × the number of B-share index shares) × average regulated exchange rate of foreign exchange rate of last week.
(6) the calculation method of Fund Index and that of component share index are the same. |