News&Release

Jul/12/2023

Changes to the Index Guidebook and the Constituents Selection Rules of the Nikkei Stock Average
Jun/17/2022

Nikkei updated the FAQ for Index Consultation Regarding the Introduction of the "Weight cap" on the constituents of the Nikkei Stock Average, and others
Jul/05/2021

Changes to the Index Guidebook and the Constituents Selection Rules of the Nikkei Stock Average
Jul/05/2021

Changes to the Index Guidebook of Nikkei 500 Average and Nikkei JQ Average
Jun/15/2020

Changes to the Constituents Selection Rules of the Nikkei Stock Average

Guide to make better use of the Nikkei Indexes

The most trusted gauge of the stock markets

Nikkei Inc. has developed and calculated its own indexes from various perspective, looking at changes in society and markets. Nikkei Stock Average, the premier and flagship index of Japanese stocks, and other Nikkei Indexes are widely used globally as representative indicators of the Japanese equity market, and financial products linked to the Nikkei Indexes are traded around the world.

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This section provides information on the procedures for using basic data in business use such as index constituents stock prices, dividends and weights, which are indispensable for calculating the Nikkei Stock Average, for business use.

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