ACI Worldwide is like SAP for the financial industry's payment and fraud systems.

ACI Worldwide is like Stripe, but for the backend of major banks and financial institutions.

ACI Worldwide is like the 'Intel Inside' for the world's payment systems, powering banks' and businesses' real-time transactions and fraud prevention.

• Real-Time Payments Solutions: Software and services that enable instant payment processing across various global schemes for banks and financial institutions.
• Fraud Management: AI-powered software solutions designed to detect, prevent, and mitigate financial fraud across all payment channels.
• Omni-Commerce Payments: Services that provide merchants with integrated payment processing capabilities for online, in-store, and mobile transactions.
• Issuer Processing Solutions: Software and services for financial institutions to manage and process credit, debit, and prepaid card portfolios.

• Financial Institutions: This category includes a wide range of organizations such as retail and wholesale banks, credit unions, payment processors, and payment acquirers globally. They utilize ACIW's solutions for core banking, fraud prevention, payment processing, and immediate payments.
• Merchants: ACIW serves large enterprise merchants and global retailers, providing solutions for omnichannel payments, fraud management, and payment processing across various sales channels.
• Billers: This includes companies and entities that issue bills, such as utility providers, telecommunication companies, and government agencies, which use ACIW's platforms for payment collection and management.
• Payment Service Providers (PSPs) and Intermediaries: These are companies that facilitate payment transactions between consumers, merchants, and financial institutions, leveraging ACIW's technology to enhance their service offerings and payment infrastructure.

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Thomas W. Warsop, III, President and Chief Executive Officer

Thomas Warsop is the President and Chief Executive Officer of ACI Worldwide, joining the ACI Board of Directors in June 2015 and becoming President and CEO on June 1, 2023. He has an extensive background in financial services technology, having held leadership roles at Fiserv, Inc., where he served as Group President from 2007 to 2012, and at Electronic Data Systems for 17 years, including President of its Business Process Outsourcing unit in Asia Pacific, Vice President in the United Kingdom, and Vice President of Global Financial Services. Warsop has also led various portfolio companies for several leading private equity firms since 2012, such as One Call Care Management, York Risk Services Group, and The Warranty Group. He earned a Bachelor of Business Administration (BBA) in Finance from Southern Methodist University.

Robert Leibrock, Chief Financial Officer

Robert Leibrock was appointed Chief Financial Officer of ACI Worldwide, effective July 1, 2025. Prior to joining ACI, he served as Senior Vice President, Chief Operating Officer, and Chief Financial Officer at Red Hat, where he oversaw financial operations during periods of significant growth and strategic transformation, including initiatives focused on advancing AI capabilities. Before his tenure at Red Hat, Mr. Leibrock spent nearly 20 years at IBM in various senior finance roles across the CFO and Software organizations, most recently as Corporate Assistant Controller. He was a key member of the leadership team involved in IBM's $34 billion acquisition of Red Hat, playing a central role in driving the integration strategy and long-term value creation. Mr. Leibrock holds a Bachelor of Arts in Business Administration from the University of Connecticut.

Philip Bruno, Chief Strategy and Growth Officer

Philip Bruno is ACI's Chief Strategy and Growth Officer, responsible for leading the company's growth strategy, corporate strategy development, and long-range strategic planning. He brings over 30 years of experience in payments and financial services from McKinsey & Company, where he served as partner and co-lead of the Global Payments Practice. In this role, he advised leading financial institutions and technology companies worldwide on strategic growth, digital innovation, customer experience improvement, and operational effectiveness. His expertise spans digital commerce, retail payments, commercial payments/transaction banking, and payment infrastructure. Mr. Bruno holds a Master of Business Administration from New York University's Stern School of Business and a Bachelor of Arts in International Relations from the University of Pennsylvania.

Dennis Byrnes, Chief Legal and Risk Officer

Dennis Byrnes serves as the Chief Legal and Risk Officer at ACI Worldwide. Prior to joining ACI in 2003, Mr. Byrnes was an attorney in Bank One's technology group from 2002 to 2003 and before that, he worked with Sterling Commerce, an electronic commerce software and services provider, starting in 1996. He began his legal career with Baker & Hostetler, serving as an attorney from 1991 to 1996. Mr. Byrnes holds a Juris Doctor (JD) from The Ohio State University College of Law, an MBA from Xavier University, and a Bachelor of Science degree in engineering from Case Western Reserve University.

Abe Kuruvilla, Chief Technology Officer

Abe Kuruvilla is ACI's Chief Technology Officer, leading the company's Technology and Operations organization, which focuses on developing and running its payments software products and corporate IT. He has more than 20 years of experience leading global technology organizations. Before ACI, he served as Chief Information Officer at CoreLogic, Inc., a U.S.-based real estate data analytics and technology solutions company. Prior to CoreLogic, he was Chief Information Officer at Dell Financial Services, where he managed an organizational transformation towards an agile culture and developed the company’s IT strategy and multiyear roadmap. Mr. Kuruvilla holds a bachelor's degree in electrical and computer engineering and a Master of Business Administration from Drexel University.

Here are the key risks to ACI Worldwide's business:

1. Intense Competition and Rapid Technological Disruption: ACI Worldwide operates in a highly competitive digital payments market that is characterized by rapid technological advancements and evolving customer expectations. The company faces stiff competition from established players like FIS, PayPal, Adyen, Fiserv, Global Payments, Visa Direct, and Mastercard Send, as well as emerging fintech startups. Failure to continuously innovate and adapt to new technologies, such as AI and cloud-native solutions, could lead to product obsolescence and a loss of competitive edge. The significant investment required for these next-generation platforms could also pressure profit margins if revenue growth slows.
2. Regulatory Compliance and Cybersecurity Threats: As a global entity in the financial services sector, ACI Worldwide must navigate a complex and ever-changing regulatory landscape across various regions. Adhering to these stringent compliance requirements incurs substantial costs and can slow down modernization efforts. Additionally, the company faces increasing cybersecurity risks and potential data breach vulnerabilities, with fraud and cybersecurity concerns being a top barrier to innovation for executives in the industry.
3. Operational Challenges from Platform Consolidation and Market Concentration: ACI Worldwide is undertaking a significant internal platform consolidation project that requires substantial investment and carries an increased risk of service delivery interruptions. Furthermore, the company exhibits a high dependency on its North American market, which accounted for 68.4% of its total revenue in 2023, presenting a notable geographical risk. The company's success is also partly reliant on its partnerships and relationships with large clients and third parties, and any changes or failures in these alliances could adversely affect its ability to deliver integrated solutions and maintain market reach.

The accelerating adoption and increasing maturity of cloud-native, API-first payment infrastructure providers. These next-generation platforms offer financial institutions greater agility, lower total cost of ownership, and faster innovation cycles compared to traditional on-premise or legacy hosted enterprise software solutions, potentially eroding ACI Worldwide's market share for new deployments and modernization initiatives.

ACI Worldwide (ACIW) operates in several key addressable markets for its main products and services, including real-time payments, fraud detection and prevention, billing and bill payment, and payment orchestration.

Real-Time Payments

The global real-time payments market was valued at approximately USD 17.57 billion in 2022 and is projected to reach USD 198.08 billion by 2030, demonstrating a compound annual growth rate (CAGR) of 35.5% from 2023 to 2030. Other estimates place the market at USD 24.91 billion in 2024, with a projection to grow to USD 284.49 billion by 2032 at a CAGR of 35.4%. North America is a significant region within this market, holding a market share of 42.91% in 2024.

Fraud Detection and Prevention

The global fraud detection and prevention market reached an estimated USD 42.8 billion in 2024 and is expected to grow to USD 260.1 billion by 2033, at a CAGR of 20.42% during the period of 2025-2033. Another report valued the global market at USD 52.91 billion in 2024, forecasting an increase to USD 372.07 billion by 2033, with a CAGR of 24.2% from 2025 to 2033. North America is a leading region in this market, holding a 41.56% share in 2024.

Billing and Bill Payment

The global billing and invoicing software market was valued at USD 4.83 billion in 2024 and is projected to reach USD 13.94 billion by 2033, growing at a CAGR of 12.51% during the forecast period of 2025-2033. Specifically, the Electronic Bill Presentment and Payment (EBPP) market, a core component of billing solutions, was valued at US$ 13.74 billion in 2023 and is anticipated to reach US$ 26.61 billion by 2030, with a CAGR of 10.15%. North America leads the EBPP market, accounting for more than 40% share and revenues of US$ 5.7 billion in 2023. The broader global billing market is projected to reach USD 23.0 billion in 2025 and is estimated to grow to USD 60.9 billion by 2034, with a CAGR of 11.4%.

Payment Orchestration

The global payment orchestration platform market was valued at approximately USD 1.45 billion in 2023. This market is projected to reach USD 6.52 billion by 2030, with a CAGR of 24.7% from 2024 to 2030. Other estimates suggest the market was USD 1.77 billion in 2024 and is expected to reach nearly USD 9.39 billion by 2032, growing at a CAGR of 23.2%. North America dominated the global payment orchestration platform market, holding over 31% of the revenue share in 2022.

Here are 3-5 expected drivers of future revenue growth for ACI Worldwide (ACIW) over the next 2-3 years:

1. Growth in Core Payment Software and Biller Segments: ACI Worldwide has demonstrated consistent strength in its foundational Payment Software and Biller segments, with both showing a 12% year-to-date revenue increase in 2025. The company also reported a 10% year-over-year increase in recurring revenue for Q3 2025, which constitutes 62% of its total revenue, indicating stable and predictable growth from its existing offerings.
2. Expansion and Adoption of ACI Connetic: The successful launch and initial customer acquisition for ACI Connetic, its new cloud-native payments hub, is a significant driver. This platform aims to modernize payment infrastructures for large banks and broader customer segments by offering a straightforward and lower-risk migration path, thereby expanding ACI's addressable market and capturing new business.
3. Cross-selling and Upselling to Existing Customers: A key strategic focus for ACI Worldwide is to expand revenue by cross-selling new solutions and upselling existing products to its established customer base. This approach is anticipated to drive a substantial portion of the company's growth over the next three years, leveraging high retention rates and continuously evolving payment needs.
4. Increased Adoption of Real-Time and Alternative Payment Methods: ACI Worldwide is actively capitalizing on the global shift towards real-time payments and the growing interest in alternative payment methods (APMs), including stablecoins and cryptocurrencies. The company's partnerships, such as with BitPay, and its focus on innovation in these areas position it to benefit from the evolving payment landscape and meet market demand. The Bank segment's revenue growth in Q3 2024 was substantially supported by a 72% increase in real-time payments revenue.
5. New Customer Acquisition and International Market Expansion: Beyond organic growth and existing customer penetration, ACI Worldwide aims to drive revenue through the acquisition of "new logos" (new customers) and expansion into international markets. The company's strategic initiatives include investing in sales and customer success to attract new business and supporting localized payment strategies for global expansion.

Share Repurchases

• On October 31, 2025, ACI Worldwide's Board of Directors approved a new $500 million share repurchase authorization, replacing previous remaining authorized amounts.
• Year-to-date through Q3 2025, ACI repurchased approximately 3.1 million shares for $150 million. In Q2 2025 alone, the company repurchased approximately 2.4 million shares for $119 million.
• In December 2021, ACI's Board authorized the repurchase of $250 million in common stock, which included $38 million remaining under a prior authorization. The company had repurchased $100 million of stock since the beginning of 2020 prior to this authorization.

Share Issuance

• For the nine months ended September 30, 2025, ACI Worldwide recorded $2.5 million (in thousands) from the issuance of common stock and $1.3 million (in thousands) from the exercise of stock options.
• For the nine months ended September 30, 2024, proceeds from the issuance of common stock were $2.1 million (in thousands), and proceeds from the exercise of stock options were $2.0 million (in thousands).
• In the first half of 2025, the company reported $1.6 million (in thousands) from the issuance of common stock and $0.8 million (in thousands) from the exercise of stock options.

Inbound Investments

• ACI Worldwide had a Post IPO funding round on October 27, 2020, for an undisclosed amount, with investors including Starboard Value.

Outbound Investments

• On November 3, 2025, ACI Worldwide acquired Payment Components, a European fintech provider of AI-powered financial messaging and Open Banking solutions. The acquisition aims to integrate this technology into ACI Connetic, its cloud-native payments platform, though financial details were not disclosed and the acquisition is not expected to be financially material.
• Year-to-date through Q3 2025, ACI realized a $22 million after-tax gain from the sale of its minority interest in India-based Mindgate.
• ACI Worldwide regularly engages in acquisitions, with cash outflows ranging from $6 million to $14.5 million in recent quarters, reflecting an active strategy to grow through acquisitions.

Capital Expenditures

• ACI Worldwide's annual report for the year ended December 31, 2023, stated that cash used in investing activities, which includes capital expenditures, was $59.3 million.
• For the year ended December 31, 2022, cash used in investing activities was $66.4 million.
• In the year ended December 31, 2021, cash used in investing activities amounted to $67.5 million.