An anonymous whale address beginning with 0x8729 appears to have deposited 7,507.52 ETH worth $15.93 million to exchanges over nine hours for sale. The wallet bought 37,000 ETH in 2015 at an average price of $1.50, producing an estimated return of 156,358% on the sale. Since Sept. 29, it has deposited 12,163.52 ETH worth $28.54 million to multiple exchanges at an average deposit price of $2,346.87. The wallet was previously traced by on-chain analyst Ai Yi to an August 2015 withdrawal from ShapeShift.