After Lido (LDO) conducted an LDO token buyback, an address presumed to be a whale or institution appears to have purchased approximately 4.5 million LDO (approximately $1.86 million) through over-the-counter (OTC) transactions. According to EmberCN, the address recently purchased 4.5 million LDO and 10,000 AAVE (approximately $1.15 million) from Wintermute and FalconX within a single day.