FIS

=== SEC Form 3 — Statement of Changes in Beneficial Ownership === Document Type: 3 Period of Report: 2026-07-30 --- Issuer --- Name: Fidelity National Information Services, Inc. (FIS) CIK: 0001136893 --- Reporting Owner --- Name: Duet Donald Joseph CIK: 0002147963 Role: Officer (Chief Technology Officer) --- Holdings --- [Holding #1] Security: Common Stock Ownership: D (Direct) [Holding #2] Security: Restricted Stock Units Ownership: D (Direct) Footnotes: [F2] Each restricted stock unit represents a contingent right to receive one share of FIS common stock. [F1] On April 3, 2026, the reporting person was granted restricted stock units which will vest in three equal annual installments commencing on the first anniversary date of the grant. [F1] On April 3, 2026, the reporting person was granted restricted stock units which will vest in three equal annual installments commencing on the first anniversary date of the grant. --- Footnotes (Complete Index) --- F1: On April 3, 2026, the reporting person was granted restricted stock units which will vest in three equal annual installments commencing on the first anniversary date of the grant. F2: Each restricted stock unit represents a contingent right to receive one share of FIS common stock. --- Signature --- /s/ /s/ Charles H. Keller attorney-in-fact for Donald J. Duet (2026-08-06)