An early Ethereum ICO participant, identified by the wallet address 0xd64A, has sold 11,552 ETH valued at $23.42 million at a price of $2,027 per ETH within the last hour. This investor originally purchased 38,800 ETH for $12,000 during the Ethereum ICO, when the price was just $0.31 per ETH. The remaining holdings are now valued at approximately $79.54 million.