According to Ai 姨, a disciplined Ethereum whale, who participated in the 2015 ICO with 100,000 ETH, recently sold 632 ETH worth $1.04 million. Since April, the total sold ETH has increased to 4,812, approximately $8.09 million. The whale, maintaining a low cost of $0.31 per ETH, still holds 30,189 ETH. This consistent selling pattern presents potential trading signals for ETH traders.