Kioxia Holdings Corp. ’s shares rose as much as 4% after Japan Exchange Group Inc. announced its weighting on the benchmark Topix index will be increased, a move that fueled expectations that an estimated ¥2 trillion ($12.

Source: [Bloomberg Markets](https://www.bloomberg.com/news/articles/2026-10-07/kioxia-s-weighting-on-topix-index-to-rise-after-jpx-review)

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