American Express Company Form 8-K Filing

This Form 8-K filing reports on the issuance of €750,000,000 aggregate principal amount of 3.835% Fixed-to-Floating Rate Notes due June 16, 2034, by American Express Company. The issuance took place on June 17, 2026, under a prospectus supplement dated June 10, 2026, to a registration statement on Form S-3. These notes were issued pursuant to a senior indenture, originally dated August 1, 2007, and subsequently supplemented. The filing also includes legal opinions from Cleary Gottlieb Steen & Hamilton LLP, confirming the validity and enforceability of these notes as obligations of the Company, subject to standard legal qualifications regarding bankruptcy and equity principles. The opinion specifically addresses New York law and acknowledges potential currency conversion issues in federal court judgments.