As of May 2026 Fiserv has a market cap of โฌ25.36 Billion. This makes Fiserv the world's 829th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On May 16th, 2026 the market cap of Fiserv was reported to be: