The company reported adjusted quarterly revenue of $4.90 billion, missing the analyst consensus estimate of $4.96 billion. • Fiserv shares are powering higher. Why is FISV stock up today?Adjusted revenue remained flat year-over-year.  The quarterly GAAP revenue rose 1% Y/Y to $5.28 billion.The financial technology and services provider's adjusted EPS of $1.99 beat the analyst consensus estimate of $1.90. The quarterly adjusted EPS decreased by 21% over the same period last year. Growth was 2% in the Merchan ...