according to on-chain analyst Yu Jin's monitoring, a whale who buys high and sells low took advantage of the market rebound to enter the market again: in the past half hour, he bought 7221 ETH with 29.146 million DAI, at an average price of $4036. His last operation was 4 days ago, when he panic sold 7818 ETH at a price of $3714 after a drop. He has successfully bought high and sold low twice in October, losing $8.98 million.