Capital Group Becomes Largest Metaplanet Shareholder with 11.45% Bitcoin Treasury Stake

Capital Group has emerged as the largest shareholder in Japan’s Metaplanet Inc, acquiring an 11.45% stake worth nearly $500 million through its subsidiary Capital Research and Management ￰0￱ investment positions the $2.6 trillion asset management giant with significant exposure to Bitcoin through Asia’s most aggressive corporate treasury ￰1￱ Street Giant Bets Big on Bitcoin Treasury Revolution Metaplanet currently holds 25,555 Bitcoin worth $2.71 billion, making it the fifth-largest corporate Bitcoin holder globally behind MicroStrategy’s 639,835 BTC.) September 25, 2025 The timing coincides with Metaplanet’s recent $632 million Bitcoin purchase , adding 5,419 coins at an average price of $116,724.

The investment marks Capital Group’s calculated expansion into crypto exposure through equity stakes rather than direct Bitcoin ￰2￱ firm previously built positions in MicroStrategy and other Bitcoin-focused companies, growing its crypto-related investments from $1 billion to over $6 billion under portfolio manager Mark ￰3￱ Group was founded in 1931 and has historically maintained conservative investment approaches while managing American Funds and serving institutional clients worldwide. Asia’s Bitcoin Treasury Pioneer Faces Scaling Challenges Metaplanet executed Japan’s most ambitious corporate Bitcoin strategy, increasing holdings from 4,525 BTC in April to over 25,000 BTC as of now, through aggressive capital ￰4￱ company’s “ 555 Million Plan ” aims to target 210,000 BTC by 2027, representing approximately 1% of the total Bitcoin ￰5￱ financing included a $1.45 billion international share offering, completed earlier this month , which issued 385 million shares to fund additional ￰6￱ Trump joined the company’s advisory board in March and appeared at shareholder meetings held earlier this month to support the Bitcoin-focused ￰7￱ transformation generated extraordinary returns with a 395.1% Bitcoin yield year-to-date, making Metaplanet the best-performing stock among Japan’s 55,000 publicly listed companies in ￰8￱ count surged over 1,000% to 128,000 individuals.

However, operational challenges have recently emerged, as the stock has declined 54% since its June peak, despite Bitcoin gaining 2% during the same period.