Metaplanet, a Bitcoin (BTC) treasury firm, has been upgraded from a small-cap to a mid-cap inventory in index supplier FTSE Russell’s September 2025 Semi-Annual Evaluation, bumping it up for inclusion within the flagship FTSE Japan Index.
The index supplier updates and rebalances the indices quarterly, and following Metaplanet’s sturdy Q2 efficiency, added it to the FTSE Japan Index, a inventory market index of mid-cap and large-cap corporations listed on Japanese exchanges.
Metaplanet’s inclusion within the FTSE Japan Index means it’s robotically added to the FTSE All-World Index of the most important publicly-listed corporations by market capitalization in every geographic area.

The FTSE World Fairness Index Sequence semi-annual evaluation upgraded Metaplanet from a small-cap inventory to a mid-cap inventory. Supply: FTSE Russell
The inclusion of Metaplanet in main, globally acknowledged inventory market indices means the corporate will redirect capital flows into Bitcoin from conventional monetary markets and provides passive inventory traders oblique publicity to the world’s largest cryptocurrency.
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Metaplanet outperforms Japan’s blue chip shares, because it eyes enlargement
Metaplanet outperformed the Tokyo Inventory Value Index (TOPIX) Core 30, a inventory market benchmark index, that includes Japanese manufacturing and expertise giants Toyota, Sony, Nintendo, and others, based on the corporate’s Q2 monetary report.
The Bitcoin treasury firm introduced year-to-date (YTD) good points of about 187% in August, in comparison with the TOPIX 30’s 7.2% YTD appreciation.

Metaplanet 1-year inventory efficiency, measured in Japanese yen. Supply: Yahoo Finance
Metaplanet at the moment holds 18,888 BTC in its company treasury, making it the seventh-largest publicly traded holder of the supply-capped coin, based on BitcoinTreasuries.
Initially a resort operator, Metaplanet rebranded itself as a Bitcoin treasury firm in 2024. The corporate now holds extra BTC than Coinbase, Tesla, the Hut 8 mining agency, and is Japan’s largest BTC treasury firm by BTC holdings.
In July, Metaplanet CEO Simon Gerovich signaled that the corporate would use a portion of its BTC stash to purchase extra income-generating companies, and floated the opportunity of buying a digital financial institution or a enterprise adjoining to digital belongings and cash.
The corporate’s executives have set a goal to build up 210,000 BTC by 2027, 1% of the forex’s whole 21 million provide.
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