A whale is currently using MakerDAO to borrow and go long on ETH.
According to BlockBeats news on December 11th, as monitored by ai_9684xtpa, an hour ago, a whale added 3,990 ETH as collateral to Maker, borrowed 3 million DAI, and then bought 888 ETH at a bottom price of $2,238 to take advantage of the dip.