A trader associated with the notorious 'Insider Brother' has made significant leveraged trades on Hyperliquid. The address 0x901...928e1 deposited $4.22 million USDC and opened a $1.49 billion 40x short position on Bitcoin at an entry price of $108,855, alongside a $7.62 million 20x short on XRP. Currently, these positions are incurring a cumulative unrealized loss of $1.07 million. The address is linked to 'Insider Brother' through several connections, including shared transaction history with addresses known to be associated with him. Notably, the margin source address 0xa31...11314 received ETH from a recently active address of 'Insider Brother'. Despite past allegations of fraud, the trader reportedly earned $3.785 million from strategic trades since September 22, using an initial margin of 841,000 USDC.