An Ethereum ICO whale deposited a total of 1,500 ETH to exchanges four hours ago and could make a 744,017% return if the tokens are sold. According to Foresight News, monitoring by Ai Yi identified the wallet, which begins with 0x6C6; it still holds 48,500 ETH.

The whale bought 100,000 ETH during Ethereum’s ICO for $0.31 per token. In February 2016, the address reportedly sold 50,000 ETH at an average price of $5.47, a return of 1,664% at the time.