First Horizon National, which provides financial services through First Horizon Bank, First Horizon Advisors, and FHN Financial businesses, completed the merger with IBERIABANK, an American financial holding company, in a $3.9bn deal. "The completion of this merger marks a significant milestone for our clients, associates, shareholders and communities. The combined company's enhanced scale, diversified business model and expertise in financial services uniquely position us to better serve our clients and communities, accelerate our growth and create long-term shareholder value," Bryan Jordan, First Horizon President and CEO.