Metaplanet boosts treasury by 5,075 BTC to 40,177, overtaking MARA as third-largest corporate Bitcoin holder

Japan-listed Metaplanet said it purchased 5,075 BTC in Q1 2026, bringing its total treasury to 40,177 BTC; the acquisition was valued at roughly $400–405 million in market reports ^{[1] [2] [3]}.

The new total moves Metaplanet past MARA Holdings to become the third-largest corporate Bitcoin holder globally, trailing only Twenty One Capital, which reports about 43,514 BTC ^{[1] [2] [4]}.

Company disclosures and commentary indicate the Q1 purchases averaged about 12.55 million yen per BTC (roughly $82,800) and management reported a 2.8% return on its Bitcoin holdings year-to-date; market coverage also noted the stock slipped following the announcement, down about 1.95% to 302 JPY ^{[5] [3]}.

Metaplanet’s latest accumulation reinforces its ongoing corporate Bitcoin strategy and elevates the firm to a top-three public-company position by BTC holdings ^{[1] [2]}.