Japan Exchange Group and Nikkei Inc. have announced modifications to the constituent holdings of the JPX-Nikkei Index 400, effective September 3, 2026. The changes follow the index operators’ established constituent selection rules and are part of the benchmark index’s regular maintenance procedures.
- Index: JPX-Nikkei Index 400
- Effective Date: September 3, 2026
- Operators: Japan Exchange Group and Nikkei Inc.
The JPX-Nikkei Index 400 tracks 400 Japanese equities selected based on criteria including profitability, growth potential, and corporate governance standards. Index reconstitutions are conducted periodically to ensure the benchmark remains representative of liquid, actively traded securities in the Japanese market.
Specific details regarding which securities will be added or removed from the index were not disclosed in the announcement. Investors and market participants seeking additional information about the constituent changes are encouraged to contact JPX Market Innovation & Research, Inc., the division responsible for index management and administration.
Japan Exchange Group operates the Tokyo Stock Exchange and manages a range of benchmark indices for the Japanese equity market. Nikkei Inc. is a leading Japanese media and data company that collaborates on index development and administration.
