AMERICAN EXPRESS CO 8-K

What Happened
American Express Company announced on June 17, 2026 that it issued €750,000,000 aggregate principal amount of 3.835% Fixed-to-Floating Rate Notes due June 16, 2034. The Notes were issued pursuant to a Prospectus Supplement dated June 10, 2026 to the Company’s Prospectus (filed as part of its Form S-3) and were issued under the Company’s senior indenture with The Bank of New York Mellon serving as trustee.

Key Details

• Principal amount: €750,000,000.
• Coupon: 3.835% Fixed-to-Floating Rate (fixed initially, then converts to a floating rate per the note terms).
• Issue date: June 17, 2026; Maturity date: June 16, 2034.
• Issuance completed under the senior indenture dated August 1, 2007, as supplemented on February 12, 2021 and May 1, 2023.

Why It Matters
This filing reports a material debt issuance that increases American Express’s long-term debt outstanding and locks in financing at the stated coupon through the fixed period. For investors, the maturity and coupon profile affect the company’s interest expense, debt maturity schedule and capital structure; the filing does not disclose use of proceeds. The transaction and related documents were filed as exhibits to the Form 8-K, providing legal and underwriting details for review.