Trading volume in Strategy (MSTR) shares exploded Monday as the stock fell after the Nasdaq-listed firm announced a new dollar reserve and adjusted its full-year profit outlook.​ More than 42.9 million shares changed hands, making it the busiest trading day since Dec. 20, 2024, according to TradingView data. The stock lost 3.25% to $171.42. Strategy is the world's largest publicly listed bitcoin (BTC) treasury asset firm, holding 650,000 BTC valued around $56 billion. The company started accumulating coi ...