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ACI WORLDWIDE, INC.

CIK: 9350362 Annual ReportsLatest: 2026-02-26

10-K / February 26, 2026

Revenue:$1,759,782,000
Income:$226,658,000

10-K / February 27, 2025

Revenue:$1,594,288,000
Income:$203,118,000

10-K / February 26, 2026

ACI Worldwide, Inc.

Company profile

  • ACI Worldwide, Inc. is a Delaware corporation (formerly Transaction Systems Architects, Inc.) that develops, markets, installs, and supports a broad line of software solutions for intelligent payments orchestration.
  • The company serves banks, merchants, and billers globally, enabling online, real-time, and omnichannel payments across multiple networks, channels, and payment types.
  • Core mission: help customers modernize payments infrastructure to support transactions at scale with high security, reliability, and 24/7/365 resilience.

Markets and customer base

  • Target markets: banks; intermediaries (processors, networks, PSPs); and merchants.
  • Customer reach (as of Dec 31, 2025):
    • Thousands of organizations.
    • Nearly all of the top 10 banks worldwide by asset size.
    • More than 80,000 merchants.
    • Customers in approximately 90 countries on six continents.
  • Revenue concentration: No single customer accounted for more than 10% of consolidated revenues for the years ended Dec 31, 2025, 2024, and 2023. No single customer accounted for more than 10% of consolidated receivables as of Dec 31, 2025 and 2024.

Product and solution families

  • Issuing and Acquiring
    • Consumer payment solutions from core payment engines to back-office support.
    • Key platforms: ACI Connetic (modern, flexible payments platform), ACI Acquiring, ACI Issuing.
  • Account-to-Account Real-Time Payments
    • Real-time payments, ACH, RTGS, and cross-border capabilities.
    • Connectivity to instant rails (ISO 20022-based networks), processing, clearing, settlement, and fraud detection.
    • Support for multi-currency, 24x7 processing, and integration with schemes such as Fedwire, CHIPS, TARGET2, and SWIFT-related services.
  • Merchant Payments (ACI Payments Orchestration Platform)
    • Omnichannel payments platform for in-store, online, and mobile.
    • Orchestration gateway with AI-driven fraud management, business intelligence, and access to global networks and alternative payment methods.
    • APOP serves more than 80,000 merchants worldwide and powers payments for seven of the top 10 retailers globally.
  • Payments Intelligence and Risk Management
    • Data-driven risk management and fraud prevention for banks, merchants, and billers.
    • ACI Fraud Management offers fraud scoring services and multi-tenant deployment options (cloud, on-premises, or as a service).
  • Bill Payments
    • Electronic bill presentment and payment (EBPP) services across industries.
    • Speedpay platform (Speedpay ONE) for digital, secure, and scalable bill payment capabilities.

Delivery and deployment options

  • Delivery models: on-premises, on-demand, or hybrid.
  • On-demand options include SaaS and PaaS offerings hosted in ACI’s cloud or in private cloud environments.
  • Contract terms: generally minimum terms of five years, with three-year terms for certain SaaS and PaaS contracts.

Global footprint and partnerships

  • Global alliances with major technology and cloud providers, including Microsoft, Amazon, HPE, IBM, Red Hat, and Oracle.
  • Partnerships and ecosystem involvement with Visa, Mastercard, and various industry groups.
  • Infrastructure and data center focus includes cloud hosting on Microsoft Azure and Amazon Web Services (AWS), with ongoing collaboration with other cloud providers as needed.

Intellectual property, security, and compliance

  • Protects intellectual property through trade secrets, copyrights, licenses, confidentiality, and contractual provisions.
  • Uses open-source software with associated licensing considerations.
  • Subject to regulatory regimes for payment services (including money transmitter licenses for certain entities), FFIEC guidance, PCI/DSS, card network rules, Nacha rules, data privacy laws (EU GDPR, CCPA), and export controls and sanctions regimes.
  • Cybersecurity risk management is governed by an integrated enterprise risk management framework, supported by a dedicated Cyber Response Team and quarterly board-level updates.

Education, customer support, and services

  • HELP24 provides 24/7/365 technical support.
  • Professional services include consulting, implementation, integration, testing, and education (ACI Education Services).
  • Product development includes customer/user groups, beta participation, and continuous quality assurance practices.

Operational highlights

  • The ACI Payments Orchestration Platform supports a large segment of enterprise merchants, including seven of the top 10 global retailers.
  • Emphasis on cloud-first, scalable architectures with real-time, cross-border, and multi-currency capabilities.
  • Global workforce of 2,930 employees as of Dec 31, 2025, distributed across the Americas (1,335), EMEA (819), and Asia Pacific (776).

Financial snapshot

  • Employees: 2,930 worldwide (Dec 31, 2025).
  • Customers and reach: thousands of organizations, more than 80,000 merchants, customers in about 90 countries, and coverage of nearly all top-10 banks by asset size.
  • Revenue concentration: No single customer represented more than 10% of consolidated revenues for 2025, 2024, or 2023.