An Ethereum holder has realized a staggering $384 million profit after holding ETH for nine years, with an initial entry cost of just $68.32 per ETH. The holder, identified through on-chain analysis, withdrew 353,483.67 ETH between March and July 2017, initially valued at $24.15 million. Recently, 135,283.67 ETH was transferred to Gemini's deposit address, with the potential sale price estimated at $2,908.2 per ETH, marking a return rate of over 4,156%.