A Unknown Wallet Address purchased 150,000 ETH 5.5 years ago are now worth $290 million.
The Buy Price was $11.08 / ETH at that time and Wallet Address is 0x4baf0127 26cb5ec7dd a57bc27707 98a38100c44d

These are the Transaction Details of that Purchase on Etherscan, From $1.5 million to $290 million in 2116 days.