** Shares of bitcoin buyer Strategy MSTR drop 4.6% to $169.33 premarket

** Co slashes 2025 earnings forecast after massive drop in bitcoin prices

** MSTR’s updated 2025 outlook ranges from a loss of $17 per share to a profit of $19 per share, compared with its previous forecast of $80 per share profit

** Also sets up a $1.44 billion reserve to pay dividends on preferred stock

** MSTR has lost 39% YTD as of last close

** Meanwhile, other crypto-linked stocks also slide on Monday, tracking weakness in bitcoin and ether