According to on-chain analyst @ai_9684xtpa, a certain whale sold ETH high to exchange for WBTC, then exchanged back for ETH after BTC ATH, netting 1533 ETH in eight months. On March 1, 2019, when the ETH price was $3518, he exchanged 2942 ETH for 150 WBTC, with a cost of $62724; additionally, he bought 116 WBTC. 2 hours ago, when the BTC price was $98828, he exchanged 90.8 WBTC back for 2709 ETH, with a cost of $3312.