Annually, FIS facilitates the movement of roughly $9 trillion through the processing of approximately 75 billion transactions in service to more than 20,000 clients around the globe.

[6] They include "Profile"―a banking application based on the open source GT.M, a transaction processing database engine maintained by FIS.

[9] In February 2023, in the wake of pressure from activist investors, the company announced it would spin off its merchant business that consisted of Worldpay in the next 12 months.

[40] On July 3, 2007, Certegy Check Services, part of FIS, announced that a worker at one of its subsidiaries stole 2.3 million consumer records containing credit card, bank account, and other personal information.

[43] On January 16-17, 2025, FIS reported a power outage causing technical issues at a large number of banks, including Capital One.