BitMine, a prominent cryptocurrency investment firm led by Tom Lee, has significantly increased its Ethereum staking activity, pushing its staked ETH portfolio to new highs. This move comes as the company reinforces its commitment to Ethereum amid ongoing market volatility. BitMine, recognized as one of the largest Ethereum treasury firms, recently staked an additional 159,728 ETH. The latest transaction, valued at approximately $390.6 million, has boosted the company’s total staked Ethereum holdings to 5.23 million ETH, a position now worth $12.78 billion.