Corrects headline and bullet 1 to say shares rise 5% premarket, not fall 2%, removes reference to bitcoin rout in headline

** Shares of Strategy MSTR.O rise 5% in premarket trade

** Co posted a sharply wider Q4 loss, underscoring the risks of its heavy exposure to bitcoin

** Co logged a net loss of $12.4 bln, or $42.93 per share, for the quarter ended Dec 31, compared with a loss of $670.8 mln a year earlier

** Strategy held 713,502 bitcoins as of Feb 1, acquired at an average price of $76,052 per coin, leaving it exposed as bitcoin trades around $63,140, well below its October peak

** Co had cut its 2025 earnings forecast in December, abandoning an assumption that bitcoin would climb to $150,000, and announced plans to build a reserve to support dividend payments

** Strategy shares down nearly 30% this year after sliding about 47.5% in 2025