Capital One-Discover Merger: Will It Challenge Amex’s Moat?

A couple months ago, I highlighted American Express (AXP) as a high-quality stock to buy on pullbacks. When rumors surfaced that Capital One (COF) was courting Discover Financial Services (DFS), the market viewed it as a long‑shot that has now become a reality. Regulators have approved a $35.3 billion all‑stock acquisition that will close on May […]