ACI Worldwide
ACIW on Nasdaq. ACI sells payment software to banks, merchants, and billers. Market value $5.2bn.
Price checks use the past 12 months to June 2026. Quality checks use five annual reports, the latest for the year to December 2025.
Should I look at this?
Worth a closer look
Why it could be worth it
What to watch out for
Nothing stood out in the numbers we check.
This is not advice. Check the numbers below.
For every $100 of what the whole company costs, it produced $6.08 of spare cash in the past 12 months. A savings account pays about $4.
You pay 17.0 years of operating profit for the business. The average large US company costs around 18.
Each dollar kept in the business earns 8 cents a year. Above 10 is good.
Quality score: 90 of 100. Price score: 81 of 100. Our list needs 70 on quality and 60 on price.
$50.71 a share, 33% above its 1-year low
Over the past year the price has ranged from $38.05 to $61.08.
Pays no dividend
Prices from Tuesday’s close (6 October).
Five years of cash, in billions
| Revenue | |||||
| Revenue | $1.4bn | $1.4bn | $1.5bn | $1.6bn | $1.8bn |
| Operating margin | |||||
| Operating margin | 15.3% | 14.3% | 15.2% | 19.3% | 18.7% |
| Debt to equity | |||||
| Debt to equity | 0.86 | 0.91 | 0.78 | 0.65 | 0.54 |
| Shares outstanding | |||||
| Shares outstanding | 0.11bn | 0.11bn | 0.10bn | 0.10bn | 0.10bn |
Health checks
- Free cash flow positive5 of 5 years
- Accounting looks honest (Beneish)Nothing unusual
- Financial strength (Piotroski)7 of 9
- Profit backed by cash (accruals)Yes
- Debt0.54× equity
- Revenue growth, five yearsSlow, 6.3% a year
- Buying back its own sharesYes, 10% fewer since 2021
The quarter to June 2026
How the business did, compared with the same quarter a year earlier.
- Sales: $430 million last quarter, up 7% on a year ago.
- Profit: $32 million, up 161% on a year ago.
- It keeps 19 cents of each $1 of sales as operating profit, down from 20 cents a year earlier.
- Spare cash over the past 12 months: $311 million, up from $294 million.
- 3% fewer shares than a year ago. Each share owns a bit more of the company.
- Debt is $655 million more than cash, down from $708 million a year ago.
- Sales grew on a year ago in each of the last 4 quarters.
| Quarter to | Amount |
|---|---|
| September 2024 | $452m |
| December 2024 | $453m |
| March 2025 | $395m |
| June 2025 | $401m |
| September 2025 | $482m |
| December 2025 | $482m |
| March 2026 | $426m |
| June 2026 | $430m |
| Quarter to | Amount |
|---|---|
| September 2024 | $81m |
| December 2024 | $99m |
| March 2025 | $59m |
| June 2025 | $12m |
| September 2025 | $91m |
| December 2025 | $64m |
| March 2026 | $38m |
| June 2026 | $32m |
From the company's quarterly reports to the SEC.
Dates
- Next results (estimated)
- n/a
- Last annual report (10-K)
- 26 February 2026
- Next quarterly (estimated, 10-Q)
- 5 November 2026
Who owns it
4 long-term investors we follow own it, unchanged from 4 last quarter. 377 funds in all.
- Weitz Investment ManagementWally Weitz
- Value
- $18m
- Share of fund
- 1.3%
- Hotchkis & WileyHotchkis & Wiley team
- Value
- $12m
- Share of fund
- <0.1%
| Fund | Value | Share of that fund | Change |
|---|---|---|---|
| Weitz Investment ManagementWally Weitz | $18m | 1.3% | |
| Hotchkis & WileyHotchkis & Wiley team | $12m | <0.1% | |
| Boston PartnersBoston Partners team | $1m | <0.1% | Added |
| Gotham Asset ManagementJoel Greenblatt | $660,509 | <0.1% | Cut |
Largest holders overall
- BlackRock$824mCut
- Vanguard Portfolio Management$408m
- Franklin Resources$337m
- FMR$329mAdded
- Vanguard Capital Management$231m
- State Street$216mAdded
- Geode Capital Management$171mAdded
- Dimensional Fund Advisors LP$159mAdded
- Fuller & Thaler Asset Management$137mAdded
- North Reef Capital Management LP$132mAdded
From 13F filings for the quarter ended 30 June 2026.
Big holders and activists
5 investors own more than 5%.
- BlackRock, Inc.Passive investor15.4%Since 31 March 2025
- Vanguard Portfolio ManagementPassive investor8.0%Since 31 March 2026
- Franklin Resources, Inc.Passive investorat least 6.5%(filed with 3 related holders)Since 31 March 2026
- FMR LLCPassive investorat least 6.4%(filed with 1 related holder)Since 30 June 2026
- Vanguard Capital ManagementPassive investor5.2%Since 31 March 2026
- The Vanguard GroupPassive investorSold down below 5%Since 13 March 2026
| Holder | Stake | Since | |
|---|---|---|---|
BlackRock, Inc. Passive investor | 15.4% | 31 March 2025 | |
Vanguard Portfolio Management Passive investor | 8.0% | 31 March 2026 | |
Franklin Resources, Inc. Passive investor | at least 6.5% (filed with 3 related holders) | 31 March 2026 | |
FMR LLC Passive investor | at least 6.4% (filed with 1 related holder) | 30 June 2026 | |
Vanguard Capital Management Passive investor | 5.2% | 31 March 2026 | |
The Vanguard Group Passive investor | Sold down below 5% | 13 March 2026 |
From Schedule 13D and 13G filings: anyone owning more than 5% must file one.
What insiders did
In the last 12 months, 2 insiders bought $223,500 of shares on the open market. 1 sold $200,775.
- Benitez Juan IIDirectorBought
- Date
- 3 March 2026
- Shares
- 2,400
- Price
- $41.90
- Value
- $100,560
- SANCHEZ ADALIO TDirectorBought
- Date
- 2 March 2026
- Shares
- 3,000
- Price
- $40.98
- Value
- $122,940
- Kuruvilla AbrahamChief Technology OfficerSold
- Date
- 10 November 2025
- Shares
- 4,210
- Price
- $47.69
- Value
- $200,775
| Date | Who | Did | Shares | Price | Value |
|---|---|---|---|---|---|
| 3 March 2026 | Benitez Juan II Director | Bought | 2,400 | $41.90 | $100,560 |
| 2 March 2026 | SANCHEZ ADALIO T Director | Bought | 3,000 | $40.98 | $122,940 |
| 10 November 2025 | Kuruvilla Abraham Chief Technology Officer | Sold | 4,210 | $47.69 | $200,775 |
From Form 4 filings: insiders must report trades in their own company's shares within two days.
Warning signs in its filings
Problems the company itself reported to the SEC, in its own words.
None of the warning signs we check for were found.
We look for five warning signs: doubt it can keep going, weak checks on its own accounts, a notice that its past accounts can't be relied on, a change of auditor, and one customer bringing in a big share of sales. We don't check lawsuits, investigations or debt yet.
We checked the auditor's report, internal controls, restatement notices, auditor changes and big customers in the 10-K filed 26 Feb 2026, plus the 10-Q filed 6 Aug 2026 and 3 later 8-Ks.
A 10-K is the yearly report every US company files with the SEC. An 8-K is a short notice of a big event.
What could go wrong
Cheap for a reason is the question the numbers cannot answer.
Whether the price already reflects the risks is what the deep dive is for.
What changed in the risks this year
Companies must list what could hurt them each year. These are the parts that changed since last year’s report.
If customers do not adopt our new payment solution, ACI Connetic, as anticipated, our business, results of operations and financial condition could be adversely affected.
Could happenThe introduction of ACI Connetic also creates risks of cannibalization and pricing pressure if our current customers migrate from higher‑priced legacy arrangements to ACI Connetic with different pricing or consumption models. Any shift toward usage‑based or cloud‑delivered services could introduce revenue variability, require new go‑to‑market motions, or necessitate changes to partner programs and channel economics. Additionally, to the extent ACI Connetic incorporates third‑party technologies, cloud infrastructure, data residency options, artificial intelligence or machine learning features, or new compliance tooling, we may be exposed to supplier performance, intellectual property, regulatory, model governance, explainability, and data privacy risks, as well as evolving security standards and threat vectors. Meeting financial services regulatory expectations across multiple jurisdictions is complex and may require incremental investment, controls, certifications, and audits, and any failure or delay could impede adoption or result in penalties or contractual remedies.
Read moreWe rely on third-party cloud infrastructure and related services to deliver and operate our platform and deliver our solutions, and any disruption, limitation, or change in these cloud services could adversely affect our business, results of operations and financial condition.
Could happenOur platform and solutions depend on third-party cloud service providers for computing, storage, networking, and data management infrastructure. We currently use Microsoft Azure and Amazon Web Services and may also utilize other cloud providers for hosting, content delivery, analytics, and AI services. These cloud environments are critical to operating our platform and delivering our solutions. If any of these third-party providers experience interruptions, capacity constraints, cybersecurity incidents, or performance degradation, or if we or our clients encounter technical issues in connecting to their platforms, our platform and solutions could become slow, unreliable, or unavailable. Even temporary outages could harm our reputation, trigger service-level penalties under client contracts, and cause clients to delay renewals or choose our competitors. Because many of the services we use are proprietary to our cloud providers, we may have limited ability to quickly migrate workloads to alternative vendors without incurring substantial costs or service disruption. Our dependence on a small number of cloud vendors also exposes us to risks of pricing increases, changes in service terms, data egress or storage costs, and regional availability limitations. Additionally, cloud service failures can originate not only from the primary vendor but from underlying networks, software updates, or third-party subprocessors integrated into those environments. If our providers fail to maintain adequate security, availability, or compliance certifications, or if regulatory changes restrict cross-border data transfers or cloud usage for certain types of data, we may need to re-architect or relocate infrastructure, resulting in additional expense and operational complexity. Any material disruption, data loss, increase in cost, or limitation in the performance, features, or availability of third-party cloud services could adversely affect our business, results of operations, and reputation.
Read moreIf customers do not adopt our new payment solution, ACI Connetic, as anticipated, our business, results of operations and financial condition could be adversely affected.
Could happenIf we fail to execute on our ACI Connetic roadmap or if we do not gain a threshold level of market acceptance, we may experience slower than expected growth, lower retention rates, reduced revenue and margins and reputational harm. The timing and magnitude of these effects are subject to uncertainty given the rapid pace of technological change and competition in the payments industry. Even if market adoption of ACI Connetic occurs, it may take longer or cost more than we anticipate and may not generate the revenues we expect, which could materially adversely affect our business, results of operations and financial condition.
Read moreIf customers do not adopt our new payment solution, ACI Connetic, as anticipated, our business, results of operations and financial condition could be adversely affected.
Could happenWe have invested significant resources to design, develop, launch and commercialize ACI Connetic, which is our comprehensive cloud-native payments hub solution. Customer adoption of ACI Connetic depends on our ability to provide compelling functionality and predictable implementation and migration paths from our existing products and solutions. Introducing a new platform presents numerous operational, technical, financial and commercial risks. Unanticipated defects, outages, latency, or other performance shortfalls could harm our reputation for reliability, trigger service credits or other remedies under customer agreements, increase our support and remediation costs, delay sales cycles, and reduce renewals or expansions. Customers may delay or decline adoption if they perceive operational risk, insufficient incremental value, heightened or unnecessary switching costs, or a disruption to their existing user experience. Even where customers elect to adopt ACI Connetic, implementation at a customer may prove to be more difficult, costly or time consuming than originally anticipated. In addition, our competitors may offer their own solutions with features that our customers prefer. Larger or better-capitalized competitors may replicate or outpace our innovations in ACI Connetic, bundle offerings, leverage broader ecosystems, or use pricing and contract terms that make it more difficult for us to retain our current customers or win new business. If a material number of our customers choose not to adopt ACI Connetic or if we are unable to attract sufficient new customers to fuel our growth, our revenue could be adversely affected.
Read moreOur reliance on third parties could adversely affect our operations, compliance, security and reputation.
Could happenSome third parties may also use or integrate AI tools in their development, support, or operational processes. Such use can heighten risks of data leakage or misuse of confidential information, introduce biased or inaccurate outputs, or inadvertently incorporate third-party intellectual property. Limited visibility into a partner’s AI governance, training data, and control frameworks may increase our exposure to compliance, IP, privacy, and reputational risks.
Read more
The deep dive
Everything above is arithmetic on public filings. The deep dive reads the last ten years of annual reports, the proxy statements, and the earnings calls, then argues the case the way Buffett, Klarman, and Hohn would, and checks every claim against the source.
- What the business is worth, as a range, and the margin of safety at today’s price
- Prices to start buying, buy, and buy hard
- The three things that would make this a mistake
- Every number footnoted to the filing it came from
Your first deep dive is free.
Not advice. Numbers on this page come from SEC filings and are updated each night; prices are updated again after the US market closes. The five-year figures are rounded.