Strategy's market capitalization surged by $8 billion after the IRS issued guidance waiving a potential $2-4 billion tax on its unrealized Bitcoin gains. The U.S. Treasury and IRS clarified that Strategy can exclude these gains from the 15% corporate alternative minimum tax (CAMT). The company holds $76.7 billion in Bitcoin, with $29.4 billion in unrealized gains. Following the announcement, Strategy's stock, MSTR, climbed over 7%.