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Side-by-side financial comparison of ACI WORLDWIDE, INC. (ACIW) and GREEN DOT CORP (GDOT). Click either name above to swap in a different company.

GREEN DOT CORP is the larger business by last-quarter revenue ($498.6M vs $425.7M, roughly 1.2× ACI WORLDWIDE, INC.). ACI WORLDWIDE, INC. runs the higher net margin — 9.0% vs -9.4%, a 18.4% gap on every dollar of revenue. On growth, GREEN DOT CORP posted the faster year-over-year revenue change (14.3% vs 7.9%). Over the past eight quarters, ACI WORLDWIDE, INC.'s revenue compounded faster (6.8% CAGR vs 6.5%).

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.

Green Dot Corporation is an American financial technology and bank holding company headquartered in Austin, Texas. It is the world's largest prepaid debit card company by market capitalization. Green Dot is also a payment platform company and is the technology platform used by Apple Cash, Uber, and Intuit. The company was founded in 1999 by Steve Streit as a prepaid debit card for teenagers to shop online. In 2001, the company pivoted to serving the "unbanked" and "underbanked" communities. I...

ACIW vs GDOT — Head-to-Head

Bigger by revenue
GDOT
GDOT
1.2× larger
GDOT
$498.6M
$425.7M
ACIW
Growing faster (revenue YoY)
GDOT
GDOT
+6.4% gap
GDOT
14.3%
7.9%
ACIW
Higher net margin
ACIW
ACIW
18.4% more per $
ACIW
9.0%
-9.4%
GDOT
Faster 2-yr revenue CAGR
ACIW
ACIW
Annualised
ACIW
6.8%
6.5%
GDOT

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ACIW
ACIW
GDOT
GDOT
Revenue
$425.7M
$498.6M
Net Profit
$38.3M
$-46.8M
Gross Margin
Operating Margin
13.5%
-5.5%
Net Margin
9.0%
-9.4%
Revenue YoY
7.9%
14.3%
Net Profit YoY
-1017.6%
EPS (diluted)
$0.37

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
GDOT
GDOT
Q1 26
$425.7M
Q4 25
$481.6M
$498.6M
Q3 25
$482.4M
$472.2M
Q2 25
$401.3M
$482.7M
Q1 25
$394.6M
$537.2M
Q4 24
$453.0M
$436.1M
Q3 24
$451.8M
$393.7M
Q2 24
$373.5M
$392.5M
Net Profit
ACIW
ACIW
GDOT
GDOT
Q1 26
$38.3M
Q4 25
$64.3M
$-46.8M
Q3 25
$91.3M
$-30.8M
Q2 25
$12.2M
$-47.0M
Q1 25
$58.9M
$25.8M
Q4 24
$98.6M
$5.1M
Q3 24
$81.4M
$-7.8M
Q2 24
$30.9M
$-28.7M
Gross Margin
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
53.0%
Q3 25
53.7%
Q2 25
41.5%
Q1 25
45.9%
Q4 24
55.8%
Q3 24
56.3%
Q2 24
45.6%
Operating Margin
ACIW
ACIW
GDOT
GDOT
Q1 26
13.5%
Q4 25
22.6%
-5.5%
Q3 25
26.5%
-7.0%
Q2 25
8.7%
2.8%
Q1 25
14.8%
11.3%
Q4 24
27.0%
3.3%
Q3 24
27.1%
-0.7%
Q2 24
14.4%
-6.0%
Net Margin
ACIW
ACIW
GDOT
GDOT
Q1 26
9.0%
Q4 25
13.4%
-9.4%
Q3 25
18.9%
-6.5%
Q2 25
3.0%
-9.7%
Q1 25
14.9%
4.8%
Q4 24
21.8%
1.2%
Q3 24
18.0%
-2.0%
Q2 24
8.3%
-7.3%
EPS (diluted)
ACIW
ACIW
GDOT
GDOT
Q1 26
$0.37
Q4 25
$0.61
Q3 25
$0.88
Q2 25
$0.12
Q1 25
$0.55
Q4 24
$0.92
Q3 24
$0.77
Q2 24
$0.29

Balance Sheet & Financial Strength

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

Metric
ACIW
ACIW
GDOT
GDOT
Cash + ST InvestmentsLiquidity on hand
$161.8M
$1.4B
Total DebtLower is stronger
$807.4M
Stockholders' EquityBook value
$1.5B
$890.2M
Total Assets
$3.1B
$6.0B
Debt / EquityLower = less leverage
0.54×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACIW
ACIW
GDOT
GDOT
Q1 26
$161.8M
Q4 25
$196.5M
$1.4B
Q3 25
$199.3M
$1.6B
Q2 25
$189.7M
$2.3B
Q1 25
$230.1M
$1.8B
Q4 24
$216.4M
$1.6B
Q3 24
$177.9M
$1.5B
Q2 24
$157.0M
$1.3B
Total Debt
ACIW
ACIW
GDOT
GDOT
Q1 26
$807.4M
Q4 25
$817.6M
Q3 25
$867.8M
Q2 25
$898.0M
Q1 25
$845.9M
Q4 24
$924.6M
Q3 24
$994.3M
Q2 24
$1.0B
Stockholders' Equity
ACIW
ACIW
GDOT
GDOT
Q1 26
$1.5B
Q4 25
$1.5B
$890.2M
Q3 25
$1.5B
$913.3M
Q2 25
$1.4B
$920.9M
Q1 25
$1.5B
$947.7M
Q4 24
$1.4B
$873.6M
Q3 24
$1.3B
$932.2M
Q2 24
$1.2B
$870.0M
Total Assets
ACIW
ACIW
GDOT
GDOT
Q1 26
$3.1B
Q4 25
$3.1B
$6.0B
Q3 25
$3.2B
$5.8B
Q2 25
$3.1B
$5.6B
Q1 25
$3.2B
$5.7B
Q4 24
$3.0B
$5.4B
Q3 24
$3.1B
$5.3B
Q2 24
$3.4B
$5.5B
Debt / Equity
ACIW
ACIW
GDOT
GDOT
Q1 26
0.54×
Q4 25
0.54×
Q3 25
0.59×
Q2 25
0.64×
Q1 25
0.57×
Q4 24
0.65×
Q3 24
0.75×
Q2 24
0.82×

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
GDOT
GDOT
Operating Cash FlowLast quarter
$-62.5M
Free Cash FlowOCF − Capex
$-76.3M
FCF MarginFCF / Revenue
-15.3%
Capex IntensityCapex / Revenue
2.8%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$66.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
$121.8M
$-62.5M
Q3 25
$73.0M
$23.3M
Q2 25
$49.8M
$69.0M
Q1 25
$78.2M
$108.7M
Q4 24
$126.5M
$-23.0M
Q3 24
$54.0M
$-16.3M
Q2 24
$55.0M
$31.5M
Free Cash Flow
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
$116.6M
$-76.3M
Q3 25
$69.6M
$3.5M
Q2 25
$47.6M
$49.5M
Q1 25
$76.1M
$89.3M
Q4 24
$119.5M
$-45.1M
Q3 24
$50.5M
$-37.0M
Q2 24
$53.3M
$14.5M
FCF Margin
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
24.2%
-15.3%
Q3 25
14.4%
0.8%
Q2 25
11.9%
10.3%
Q1 25
19.3%
16.6%
Q4 24
26.4%
-10.3%
Q3 24
11.2%
-9.4%
Q2 24
14.3%
3.7%
Capex Intensity
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
1.1%
2.8%
Q3 25
0.7%
4.2%
Q2 25
0.5%
4.0%
Q1 25
0.5%
3.6%
Q4 24
1.5%
5.1%
Q3 24
0.8%
5.3%
Q2 24
0.5%
4.3%
Cash Conversion
ACIW
ACIW
GDOT
GDOT
Q1 26
Q4 25
1.89×
Q3 25
0.80×
Q2 25
4.08×
Q1 25
1.33×
4.22×
Q4 24
1.28×
-4.51×
Q3 24
0.66×
Q2 24
1.78×

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%

GDOT
GDOT

B2B Services$375.4M75%
Interchange Revenues$44.4M9%
Processing And Settlement Service$38.6M8%
Money Movement Services$37.4M8%

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