BitMine Immersion Technologies ($BMNR) drew fresh attention after disclosing a large-scale purchase of Ethereum (ETH), a move that helped lift its share price and reinforced its positioning as a major corporate holder focused on staking-driven returns. The company said it bought 65,341 ETH on Monday UTC (March 23 in Korea), spending roughly $138 million at an average price of about $2,072 per ETH.