FISV ▲ +0.9% - Fiserv, Inc. $FISV - Fiserv Small Business Index Shows YoY Sales Growth in August as Consumers Continue to Spend More on Fewer Visits Fiserv shares rose 0.9% following the release of its Small Business Index, which showed year-over-year sales growth in August despite consumers making fewer shopping visits. The data suggests sustained consumer spending momentum, a positive indicator for payment processors and financial services providers that benefit from increased transaction values. 03-SEP-2026 08:31 AM ET