A whale associated with Matrixport has executed significant Ethereum trades, closing a 40,000 ETH long position at $2,354.08, resulting in a $14.47 million profit. Following this, the whale reopened a 40,000 ETH long position at a lower price of $2,266.59, valued at $90.66 million. This strategic move highlights a successful sell-high, buy-low approach in the volatile crypto market.