FISV: Material agreement · New financial obligation · Other company developments

Item 1.01. Entry into a Material Definitive Agreement. Closing of Euro Notes Offering General Information On June 23, 2026, Fiserv, Inc. (the “Company”) completed the public offering and issuance of €500,000,000 aggregate principal amount of its 3.750% Senior Notes due 2030 (the “2030 Notes”) and €500,000,000 aggregate principal amount of its 4.250% Senior Notes due 2034 (the “2034 Notes” and, together with the 2030 Notes, the “Notes”). The Notes were issued under an Indenture (the “Indenture”), dated as of November 20, 2007, between the Company and U.S. Bank Trust Company, National Association (as successor in interest to U.S. Bank National Association), as trustee (the “Trustee”), as supplemented by (i) a Thirty-Ninth Supplemental Indenture, establishing the terms and providing for the issuance of the 2030 Notes (the “2030 Notes Supplemental Indenture”) and (ii) a Fortieth Supplemental Indenture, establishing the terms and providing for the issuance of the 2034 Notes (the “2034 Notes Supplemental Indenture”), each dated as of June 23, 2026 and each by and between the Company and the Trustee. Pursuant to an Agency Agreement, dated as of June 23, 2026 (the “Agency Agreement”), relating to the Notes, the Company has appointed U.S. Bank Europe DAC, UK Branch to act as paying agent for the Notes. Interest Rate and Maturity The 2030 Notes Supplemental Indenture and the form of the 2030 Notes that is included therein provide, among other things, that the 2030 Notes bear interest at a rate of 3.750% per year (payable annually in arrears on October 15 of each year, beginning on October 15, 2026) and will mature on October 15, 2030. The 2034 Notes Supplemental Indenture and the form of the 2034 Notes that is included therein provide, among other things, that the 2034 Notes bear