Fiserv Has Largest U.S. Marketshare of Top Bank Core Processors

Fiserv, FIS, and Jack Henry all come to mind when thinking of the top bank core processors. But what is each firm’s market share in the U.S. last year?

According to data gathered by, the top processor is Brookfield, Wis.-based Fiserv. With more than 37% of the market share, Fiserv is well ahead of its competitors. The second, Monett, Mo.-based Jack Henry & Associates, has just half Fiserv’s market share with 17.6%. Close behind JHA is Fidelity National Information Services Inc., better known as FIS. Beyond FIS is the long tail of core processors, including Finastra, CSI, Temenos, and D+H, as well as smaller players such as Finxact and ThoughtMachine.

Check out the FedFis report here.

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