Whale 0x46DB, who recently sold 5,504 ETH for $19.81 million at $3,599 per ETH amid a market drop, has repurchased 3,358 ETH for $12.85 million at a higher price of $3,828 as Ethereum rebounds. This move highlights the volatility and rapid price changes in the cryptocurrency market, as significant investors adjust their positions in response to market conditions.