Bitmine Immersion has established itself as the largest holder of Ethereum (ETH) globally, accumulating a treasury of 1.575 million ETH valued at approximately $6.6 billion. This represents about 1.26% of the total ETH supply, with Bitmine aiming to hold 5% eventually. The company recently purchased an additional 52,475 ETH worth $220 million, continuing its aggressive accumulation strategy. Meanwhile, a prominent Bitcoin whale has reactivated after three years of dormancy, moving 3,500 BTC valued at $408.63 million to a new wallet, realizing an unrealized profit of $305 million. This whale has further sold 4,000 BTC, approximately $460 million, to acquire Ethereum, bringing its total ETH holdings to 179,448 ETH valued at $806 million in spot and maintaining a long position of 135,265 ETH worth $581 million. The whale's total unrealized profit on Ethereum holdings exceeds $100 million, indicating a significant shift from Bitcoin to Ethereum among major investors.