[A Whale Closes Crude Oil Futures Contract for $755,000 Profit, Switches to 30x Short on Nasdaq Index] Odaily Planet Daily reports, according to Lookonchain monitoring, whale 0xf4b8 closed an OIL long position with a profit of $755,000, then opened a 30x short position on XYZ100 (NASDAQ-100) with a position size exceeding $25 million and a liquidation price of $26,688.65.