ACI Worldwide raises guidance as Q2 revenue grows 7% with first US Kinetic customer

ACI Worldwide reported 7% revenue growth to $430 million in Q2 2026 and raised its full-year guidance, driven by strong payment software performance and AI gains. Net income rose to $32 million from $12 million, adjusted EPS $0.54 (up 54%), and adjusted EBITDA $91 million with margin expanding to 34%. Payment software revenue grew 9% to $196 million; biller revenue rose 5% to $234 million. The company raised full-year revenue guidance to $1.895-$1.925 billion and adjusted EBITDA to $545-$560 million. It also signed its first US Kinetic customer and reported AI-driven efficiency gains.