According to @ai_9684xtpa, a trader expanded a 25x ETH long to 4,826 ETH (about $20.67M) with an average entry price of $4,262.64, source: @ai_9684xtpa. The post adds that 800 ETH was added roughly three hours earlier, pushing the margin ratio to 99.42% such that further size would require rolling, and the position showed about $102K unrealized profit at that time, source: @ai_9684xtpa.