Odaily Planet Daily News: Since reaching its peak on November 20th, the double-leveraged ETF product MSTU, which specifically tracks the stock pump of MicroStrategy (now known as Strategy), has dropped by about 81%. Over the past three trading days, the ETF has fallen by about 40%, while the stock MSTR of Strategy has also plummeted by about 20% during the same period. Leveraged ETFs perform poorly in times of high volatility in the market. REX Shares and Tuttle Capital launched this ETF in September last year, providing investors with a tool to invest in the double movement of MSTR stocks. However, due to the fluctuations in BTC prices, Strategy's stock has dropped by about since the beginning of the year.