Major TOPIX Stock Index Overhaul Set to Begin in 2026
Japan's Tokyo Stock Exchange will phase out over 600 smaller companies from the TOPIX index over two years.
Aug 7, 2026·✍️ olablog·⏱ 1 min read
Japan's Tokyo Stock Exchange will phase out over 600 smaller companies from the TOPIX index over two years.
A Major Shift in Japan's Financial Landscape
The Tokyo Stock Exchange is preparing for its biggest overhaul of the benchmark TOPIX index. According to analysts, over 600 companies falling into the bottom 3% of free-float market capitalization will be phased out over a two-year period starting in October 2026.
This structural reform aims to boost market efficiency and corporate value across Japanese enterprise. For international visitors and business travelers interested in Japan's broader economic environment, this update reflects key modernization efforts currently reshaping the country's financial industry.
Source: https://www.japantimes.co.jp/business/2026/08/07/markets/topix-index-overhaul/
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