A significant whale transaction occurred on December 25, with a large investor depositing 2,000 ETH, valued at $5.88 million, to Bitkub Exchange. This follows a previous deposit of 9,700 ETH, worth $28.85 million, earlier in the week. The whale's average purchase price was $2,327, resulting in a 28% return and a profit of $6.28 million. Such whale activity is closely monitored as it can indicate potential market trends for Ethereum.