BitMine Immersion Technologies has significantly increased its Ethereum holdings, acquiring 2.151 million ETH valued at $1.87 billion. This expansion brings BitMine's total Ethereum treasury to approximately $10.8 billion as of September 2025, making it the largest single holder of Ethereum globally. The move, led by Tom Lee, underscores a strategic shift towards cryptocurrency, potentially influencing Ethereum's market liquidity and institutional adoption.