According to on-chain data analyst @ai_9684xtpa, a 100% win rate ETH whale has been frequently trading since November, with a total volume of buying and selling up to 40,000 ETH on December 28th.
On the morning of December 28th, the whale cleared out the 12,500 ETH bought in the previous round, and bought 22,683 ETH in three separate transactions within the past 24 hours. They also sold 5,000 ETH in the afternoon of December 28th.
The whale currently holds 17,683 ETH, with an average buying cost of $2,380, worth $53.99 million.