Compare · ACIW vs FIS
ACIW vs FIS
Side-by-side comparison of ACI Worldwide Inc. (ACIW) and Fidelity National Information Services Inc. (FIS): market cap, price performance, sector, and recent activity on the wire.
Summary
- ACIW operates in Technology, while FIS operates in Real Estate - the two are in different parts of the market.
- FIS is the larger of the two at $21.67B, about 3.8x ACIW ($5.74B).
- Over the past year, ACIW is up 24.0% and FIS is down 48.8% - ACIW leads by 72.8 points.
- FIS has been more active in the news (5 items in the past 4 weeks vs 2 for ACIW).
- FIS has more recent analyst coverage (25 ratings vs 8 for ACIW).
- Company
- ACI Worldwide Inc.
- Fidelity National Information Services Inc.
- Price
- $55.13-2.29%
- $40.69-2.98%
- Market cap
- $5.74B
- $21.67B
- 1M return
- +24.27%
- +6.28%
- 1Y return
- +24.04%
- -48.79%
- Industry
- Computer Software: Prepackaged Software
- Real Estate
- Exchange
- NASDAQ
- NYSE
- IPO
- News (4w)
- 2
- 5
- Recent ratings
- 8
- 25
ACI Worldwide Inc.
ACI Worldwide, Inc., a software company, develops, markets, installs, and supports a range of software products and solutions for facilitating electronic payments to banks, financial intermediaries, merchants, and billers worldwide. The company offers ACI Acquiring, a merchant management system to deliver digital innovation, improve fraud prevention, and reduce interchange fees; ACI Issuing, a digital payments issuing solution; and ACI Enterprise Payments Platform that provides payment processing and orchestration capabilities for digital payments. It also provides ACI Low Value Real-Time Payments, a platform for processing real-time payments; and ACI High Value Real-Time Payments, a payments engine that offers multi-bank, multi-currency, 24x7 payment processing, and SWIFT messaging. In addition, the company offers ACI Omni Commerce, a scalable, omni-channel payment processing platform; ACI Secure eCommerce solution; ACI Fraud Management, a real-time approach to fraud management; ACI Digital Business Banking, a cloud-based digital banking platform; and ACI Speedpay, an integrated suite of digital billing, payment, disbursement, and communication services. The company offers electronic bill presentment and payment services to consumer finance, insurance, healthcare, higher education, utility, government, and mortgage sectors; implementation services, including product installations and configurations, and custom software modifications; and business and technical consultancy, on-site support, product education, and testing services, as well as distributes or acts as a sales agent for software developed by third parties. It markets its products under the ACI Worldwide brand. The company was formerly known as Transaction Systems Architects, Inc. and changed its name to ACI Worldwide, Inc. in July 2007. The company was founded in 1975 and is headquartered in Naples, Florida.
Fidelity National Information Services Inc.
Fidelity National Information Services, Inc. provides technology solutions for merchants, banks, and capital markets firms worldwide. It operates through Merchant Solutions, Banking Solutions, and Capital Market Solutions segments. The Merchant Solutions segment offers merchant acquiring, integrated payment, and global e-commerce solutions. The Banking Solutions segment provides core processing and ancillary applications; digital solutions, including Internet, mobile, and e-banking; fraud, risk management, and compliance solutions; electronic funds transfer and network services; card and retail payment solutions; wealth and retirement solutions; and item processing and output services. The Capital Market Solutions segment offers securities processing and finance, global trading, asset management and insurance, and corporate liquidity solutions. The company was founded in 1968 and is headquartered in Jacksonville, Florida.
Latest ACIW
- Six in Ten UK Consumers Would Stop Using an AI Shopping Agent After One Mistake, ACI Survey Finds
- Chief Financial Officer Leibrock Robert William returned $113,841 worth of shares to the company (2,454 units at $46.39), decreasing direct ownership by 1% to 205,806 units (SEC Form 4)
- FIFA World Cup: Fraud Attempts Surged More Than Threefold at Past World Cups, ACI Worldwide Finds
- ACI Worldwide Powers Rabobank's Wero Instant Payments, Advancing Europe's Real-Time Payments Transformation
- ACI Worldwide and EPI to Power Instant Payments in Europe
- ACI Worldwide Powers Next-Generation PSP Expansion in Africa with Kwik Payments Go-Live
- Europe's Payments Leaders Gather in London as Control, Fraud and AI Reshape the Industry
- GM, ACI Speedpay Shultz Ronald Craig returned $80,047 worth of shares to the company (1,882 units at $42.53), decreasing direct ownership by 3% to 60,586 units (SEC Form 4)
- GM, Payment Software Litch Erich J returned $76,266 worth of shares to the company (1,790 units at $42.61), decreasing direct ownership by 4% to 38,756 units (SEC Form 4)
- Chief Financial Officer Leibrock Robert William returned $55,169 worth of shares to the company (1,289 units at $42.80), decreasing direct ownership by 0.62% to 208,260 units (SEC Form 4)
Latest FIS
- FIS Risk Technology Takes Top Industry Honors for AI-Embedded Actuarial Modeling and Cloud Infrastructure
- FIS to Report Second Quarter Earnings on August 4, 2026
- Barclays initiated coverage on Fidelity Nat'l Info with a new price target
- Morgan Stanley resumed coverage on Fidelity Nat'l Info with a new price target
- Frankfurt International Bank Selects FIS to Bypass Legacy Infrastructure and Power Cloud-Native Treasury from Day One
- FIS Earns Top Rankings in Two Chartis Reports, Cementing Position as Capital Markets Technology Leader
- SEC Form 8-K filed by Fidelity National Information Services Inc.
- FIS Sweeps All Three Chartis Enterprise Market Risk Quadrants in 2026
- SEC Form 4 filed by Director Goldstein Jeffrey A
- SEC Form 4 filed by Director Gibson Kourtney