A prominent Bitcoin short holder, known as the 'Ultimate Short', has closed over $50 million in positions this month, reflecting strategic profit-taking in the crypto market. In the past five hours alone, the address realized $1.17 million in gains, continuing a trend that started in November. Since late October, the short exposure has decreased by $93 million, with $57 million closed in December. The remaining $43.63 million short position holds a 558% floating profit, with a favorable risk-to-reward ratio. The whale has set profit-taking orders between $67,200 and $76,200, and has accrued over $9.61 million in funding fees since May.