Insider Brother is the son of Gou Zhuangqin, and no one dares to touch his empty position. Just before midnight, Hyperliquid 50x Whale had already shorted BTC, making it its largest position in history with a total value of 520 million. It shorted 6210 BTC (worth $520 million) with 40 times leverage, with a cost price of $83898 and a strong parity of $85561.