Bitmine has significantly increased its Ethereum staking portfolio by adding 157,344 ETH, valued at $372.39 million. This brings their total staked Ethereum to 4,712,917 ETH, worth approximately $11.12 billion. Additionally, two newly created wallets, likely associated with Bitmine, have withdrawn 40,000 ETH, valued at $94.61 million, from the Kraken exchange.