According to BlockBeats news on August 16, monitored by Lookonchain, an Ethereum ICO participant '0x61b9' transferred all 334.7 ETH ($1.48 million) today after being dormant for more than 10 years.

He only invested $104 in the ICO and received 334.7 ETH — now worth $1.48 million, with a return rate of 14,269 times.