According to on-chain analyst Ember's monitoring, a whale who accumulated 500 BTC at a price of $27,400 two years ago, continued to increase their holdings by 250 BTC ($26.37 million) today. Two years ago (2023/5/17), they withdrew 500 BTC from a CEX when the BTC price was $27,400, and since then, the BTC has remained unmoved at the address. It wasn't until today that they increased their holdings by another 250 BTC through a CEX. Now, they hold a total of 750 BTC. The average comprehensive cost is $53,426, with an unrealized profit of $39.14 million.