As of September 2026 Fiserv has a market cap of HK$208.63 Billion. This makes Fiserv the world's 919th 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 Sep 15th, 2026 the market cap of Fiserv was reported to be: