A significant on-chain transaction occurred as a whale sold 115.6 Wrapped Bitcoin (WBTC), incurring a substantial loss of $4.48 million. The sale was executed at a price of $67,070 per WBTC, significantly below the original cost basis of $105,431. The transaction, which took place one hour ago, resulted in the exchange of 115.6 WBTC for 7.753 million DAI, according to Yujin monitoring.