According to the chain analyst @ai_9684xtpa monitoring, a whale sold ETH at a high level for WBTC, BTC ATH and then exchanged back for ETH, netting 1533 ETH in eight months. 1.03.19 at the ETH price of $3,518, he exchanged 2,942 ETH for 150 WBTC at a cost of $62,724; he also bought 116 WBTC. When BTC was priced at $98,828 10 hours ago, it exchanged another 90.8 WBTC for 2709 ETH at a cost of $3,312.