Trader 0x15a4 closed out their BTC and ETH positions, making a profit of $20 million, and opened a short position of 13,000 ETH.

Trader 0x15a4 closed out a long position of 1,000 BTC and 10,000 ETH, making a profit of over $20 million. He then opened a 20x short position of 13,000 ETH, worth $29 million. (Lookonchain)