Capital One Financial Corporation (NYSE: COF) has agreed to acquire Fintech firm Brex, a key player in business financial services, in a deal valued at $5.15 billion. Announced on January 22, 2026, this transaction combines cash and stock on a roughly equal basis and is poised to close by mid-year, pending regulatory approvals.The partnership aims to bring together Brex’s AI-driven platform—specializing in corporate cards, expense tracking, and accounting automation—with Capital One’s immense resources, inc ...