$BTC Tokyo‑based Metaplanet hit a major milestone on June 16, 2025, buying 1,112 BTC (~$117 million at ~$105,435/coin) and bringing its total holdings to exactly 10,000 BTC—surpassing Coinbase as the ninth‑largest public corporate holder . The purchase was financed through a $210 million zero‑percent bond issuance . Stock prices surged 20‑26% following the announcement . Metaplanet has set ambitious targets: 100,000 BTC by end‑2026 and 210,000 BTC by end‑2027—about 1% of total supply . Its “BTC Yield” metric reached 87% in Q2 2025 YTD, underscoring high shareholder returns . The strategy mirrors Michael Saylor’s MicroStrategy/Strategy model—leveraging equity and debt markets to build a crypto treasury while benefiting from NAV premiums.