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Side-by-side financial comparison of ACI WORLDWIDE, INC. (ACIW) and MSA Safety Inc (MSA). Click either name above to swap in a different company.

MSA Safety Inc is the larger business by last-quarter revenue ($510.9M vs $425.7M, roughly 1.2× ACI WORLDWIDE, INC.). MSA Safety Inc runs the higher net margin — 17.0% vs 9.0%, a 8.0% gap on every dollar of revenue. On growth, ACI WORLDWIDE, INC. posted the faster year-over-year revenue change (7.9% vs 2.2%). Over the past eight quarters, MSA Safety Inc's revenue compounded faster (11.2% CAGR vs 6.8%).

ACI Worldwide is a digital payments software company headquartered in Elkhorn, Nebraska, that processes billions of transactions daily equating to trillions of U.S. dollars for customers in 94 countries. Banks, financial institutions, merchants, billers, acquirers, issuers, and other third-party payment service providers use its intelligent solutions to deploy secure payment rails across all channels.

Mine Safety Appliances, or MSA Safety Incorporated, is an American manufacturer and supplier of safety equipment designed for use in a variety of hazardous conditions in industries such as construction, the military, fire service, and chemical, oil, and gas production. MSA is based in the Pittsburgh suburb of Cranberry.

ACIW vs MSA — Head-to-Head

Bigger by revenue
MSA
MSA
1.2× larger
MSA
$510.9M
$425.7M
ACIW
Growing faster (revenue YoY)
ACIW
ACIW
+5.7% gap
ACIW
7.9%
2.2%
MSA
Higher net margin
MSA
MSA
8.0% more per $
MSA
17.0%
9.0%
ACIW
Faster 2-yr revenue CAGR
MSA
MSA
Annualised
MSA
11.2%
6.8%
ACIW

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ACIW
ACIW
MSA
MSA
Revenue
$425.7M
$510.9M
Net Profit
$38.3M
$86.9M
Gross Margin
46.9%
Operating Margin
13.5%
22.3%
Net Margin
9.0%
17.0%
Revenue YoY
7.9%
2.2%
Net Profit YoY
-1.2%
EPS (diluted)
$0.37
$2.22

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ACIW
ACIW
MSA
MSA
Q1 26
$425.7M
Q4 25
$481.6M
$510.9M
Q3 25
$482.4M
$468.4M
Q2 25
$401.3M
$474.1M
Q1 25
$394.6M
$421.3M
Q4 24
$453.0M
$499.7M
Q3 24
$451.8M
$432.7M
Q2 24
$373.5M
$462.5M
Net Profit
ACIW
ACIW
MSA
MSA
Q1 26
$38.3M
Q4 25
$64.3M
$86.9M
Q3 25
$91.3M
$69.6M
Q2 25
$12.2M
$62.8M
Q1 25
$58.9M
$59.6M
Q4 24
$98.6M
$87.9M
Q3 24
$81.4M
$66.6M
Q2 24
$30.9M
$72.2M
Gross Margin
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
53.0%
46.9%
Q3 25
53.7%
46.5%
Q2 25
41.5%
46.6%
Q1 25
45.9%
45.9%
Q4 24
55.8%
46.9%
Q3 24
56.3%
47.9%
Q2 24
45.6%
48.2%
Operating Margin
ACIW
ACIW
MSA
MSA
Q1 26
13.5%
Q4 25
22.6%
22.3%
Q3 25
26.5%
20.1%
Q2 25
8.7%
18.1%
Q1 25
14.8%
18.5%
Q4 24
27.0%
23.5%
Q3 24
27.1%
21.1%
Q2 24
14.4%
21.6%
Net Margin
ACIW
ACIW
MSA
MSA
Q1 26
9.0%
Q4 25
13.4%
17.0%
Q3 25
18.9%
14.9%
Q2 25
3.0%
13.2%
Q1 25
14.9%
14.1%
Q4 24
21.8%
17.6%
Q3 24
18.0%
15.4%
Q2 24
8.3%
15.6%
EPS (diluted)
ACIW
ACIW
MSA
MSA
Q1 26
$0.37
Q4 25
$0.61
$2.22
Q3 25
$0.88
$1.77
Q2 25
$0.12
$1.59
Q1 25
$0.55
$1.51
Q4 24
$0.92
$2.22
Q3 24
$0.77
$1.69
Q2 24
$0.29
$1.83

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ACIW
ACIW
MSA
MSA
Cash + ST InvestmentsLiquidity on hand
$161.8M
$165.1M
Total DebtLower is stronger
$807.4M
$580.9M
Stockholders' EquityBook value
$1.5B
$1.4B
Total Assets
$3.1B
$2.6B
Debt / EquityLower = less leverage
0.54×
0.42×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACIW
ACIW
MSA
MSA
Q1 26
$161.8M
Q4 25
$196.5M
$165.1M
Q3 25
$199.3M
$170.0M
Q2 25
$189.7M
$147.0M
Q1 25
$230.1M
$170.6M
Q4 24
$216.4M
$164.6M
Q3 24
$177.9M
$154.4M
Q2 24
$157.0M
$146.8M
Total Debt
ACIW
ACIW
MSA
MSA
Q1 26
$807.4M
Q4 25
$817.6M
$580.9M
Q3 25
$867.8M
$628.6M
Q2 25
$898.0M
$679.3M
Q1 25
$845.9M
$502.1M
Q4 24
$924.6M
$508.0M
Q3 24
$994.3M
$554.7M
Q2 24
$1.0B
$588.2M
Stockholders' Equity
ACIW
ACIW
MSA
MSA
Q1 26
$1.5B
Q4 25
$1.5B
$1.4B
Q3 25
$1.5B
$1.3B
Q2 25
$1.4B
$1.3B
Q1 25
$1.5B
$1.2B
Q4 24
$1.4B
$1.1B
Q3 24
$1.3B
$1.1B
Q2 24
$1.2B
$1.0B
Total Assets
ACIW
ACIW
MSA
MSA
Q1 26
$3.1B
Q4 25
$3.1B
$2.6B
Q3 25
$3.2B
$2.6B
Q2 25
$3.1B
$2.6B
Q1 25
$3.2B
$2.2B
Q4 24
$3.0B
$2.2B
Q3 24
$3.1B
$2.2B
Q2 24
$3.4B
$2.2B
Debt / Equity
ACIW
ACIW
MSA
MSA
Q1 26
0.54×
Q4 25
0.54×
0.42×
Q3 25
0.59×
0.48×
Q2 25
0.64×
0.54×
Q1 25
0.57×
0.42×
Q4 24
0.65×
0.44×
Q3 24
0.75×
0.51×
Q2 24
0.82×
0.57×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ACIW
ACIW
MSA
MSA
Operating Cash FlowLast quarter
$122.4M
Free Cash FlowOCF − Capex
$106.0M
FCF MarginFCF / Revenue
20.8%
Capex IntensityCapex / Revenue
3.2%
Cash ConversionOCF / Net Profit
1.41×
TTM Free Cash FlowTrailing 4 quarters
$295.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
$121.8M
$122.4M
Q3 25
$73.0M
$112.5M
Q2 25
$49.8M
$67.2M
Q1 25
$78.2M
$61.8M
Q4 24
$126.5M
$107.9M
Q3 24
$54.0M
$84.3M
Q2 24
$55.0M
$53.3M
Free Cash Flow
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
$116.6M
$106.0M
Q3 25
$69.6M
$100.5M
Q2 25
$47.6M
$37.9M
Q1 25
$76.1M
$51.0M
Q4 24
$119.5M
$93.5M
Q3 24
$50.5M
$70.1M
Q2 24
$53.3M
$39.0M
FCF Margin
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
24.2%
20.8%
Q3 25
14.4%
21.4%
Q2 25
11.9%
8.0%
Q1 25
19.3%
12.1%
Q4 24
26.4%
18.7%
Q3 24
11.2%
16.2%
Q2 24
14.3%
8.4%
Capex Intensity
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
1.1%
3.2%
Q3 25
0.7%
2.6%
Q2 25
0.5%
6.2%
Q1 25
0.5%
2.6%
Q4 24
1.5%
2.9%
Q3 24
0.8%
3.3%
Q2 24
0.5%
3.1%
Cash Conversion
ACIW
ACIW
MSA
MSA
Q1 26
Q4 25
1.89×
1.41×
Q3 25
0.80×
1.62×
Q2 25
4.08×
1.07×
Q1 25
1.33×
1.04×
Q4 24
1.28×
1.23×
Q3 24
0.66×
1.27×
Q2 24
1.78×
0.74×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ACIW
ACIW

Software as a service and platform as a service$262.0M62%
License$88.0M21%
Maintenance$50.9M12%
Services$24.8M6%

MSA
MSA

Americas Segment$335.2M66%
International Segment$175.7M34%

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