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Side-by-side financial comparison of STAK Inc. (STAK) and Usio, Inc. (USIO). Click either name above to swap in a different company.

Usio, Inc. is the larger business by last-quarter revenue ($22.2M vs $13.6M, roughly 1.6× STAK Inc.). STAK Inc. runs the higher net margin — 11.9% vs -6.7%, a 18.6% gap on every dollar of revenue. Usio, Inc. produced more free cash flow last quarter ($1.1M vs $-1.0M).

Usio, Inc. is an American financial technology company headquartered in San Antonio, Texas. It provides integrated electronic payment services, including ACH processing, credit card and debit card acceptance, payment facilitation for software platforms, prepaid card issuing and a document print and mail operation.

STAK vs USIO — Head-to-Head

Bigger by revenue
USIO
USIO
1.6× larger
USIO
$22.2M
$13.6M
STAK
Higher net margin
STAK
STAK
18.6% more per $
STAK
11.9%
-6.7%
USIO
More free cash flow
USIO
USIO
$2.1M more FCF
USIO
$1.1M
$-1.0M
STAK

Income Statement — Q4 FY2024 vs Q4 FY2025

Metric
STAK
STAK
USIO
USIO
Revenue
$13.6M
$22.2M
Net Profit
$1.6M
$-1.5M
Gross Margin
28.5%
21.9%
Operating Margin
13.6%
-5.7%
Net Margin
11.9%
-6.7%
Revenue YoY
8.2%
Net Profit YoY
-337.8%
EPS (diluted)
$-0.05

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
STAK
STAK
USIO
USIO
Q4 25
$22.2M
Q3 25
$21.2M
Q2 25
$20.0M
Q1 25
$22.0M
Q4 24
$13.6M
$20.6M
Q3 24
$21.3M
Q2 24
$20.1M
Q1 24
$21.0M
Net Profit
STAK
STAK
USIO
USIO
Q4 25
$-1.5M
Q3 25
$-415.1K
Q2 25
$-366.7K
Q1 25
$-235.0K
Q4 24
$1.6M
$628.9K
Q3 24
$2.9M
Q2 24
$75.5K
Q1 24
$-250.2K
Gross Margin
STAK
STAK
USIO
USIO
Q4 25
21.9%
Q3 25
23.0%
Q2 25
25.8%
Q1 25
21.9%
Q4 24
28.5%
24.6%
Q3 24
23.0%
Q2 24
23.9%
Q1 24
23.1%
Operating Margin
STAK
STAK
USIO
USIO
Q4 25
-5.7%
Q3 25
-2.2%
Q2 25
-2.0%
Q1 25
-1.1%
Q4 24
13.6%
-2.9%
Q3 24
-1.8%
Q2 24
-1.0%
Q1 24
-1.3%
Net Margin
STAK
STAK
USIO
USIO
Q4 25
-6.7%
Q3 25
-2.0%
Q2 25
-1.8%
Q1 25
-1.1%
Q4 24
11.9%
3.1%
Q3 24
13.4%
Q2 24
0.4%
Q1 24
-1.2%
EPS (diluted)
STAK
STAK
USIO
USIO
Q4 25
$-0.05
Q3 25
$-0.02
Q2 25
$-0.01
Q1 25
$-0.01
Q4 24
$0.03
Q3 24
$0.10
Q2 24
$0.00
Q1 24
$-0.01

Balance Sheet & Financial Strength

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

Metric
STAK
STAK
USIO
USIO
Cash + ST InvestmentsLiquidity on hand
$658.2K
$7.4M
Total DebtLower is stronger
$1.4M
Stockholders' EquityBook value
$10.6M
$17.9M
Total Assets
$18.8M
$134.9M
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
STAK
STAK
USIO
USIO
Q4 25
$7.4M
Q3 25
$7.7M
Q2 25
$8.1M
Q1 25
$8.7M
Q4 24
$658.2K
$8.1M
Q3 24
$8.4M
Q2 24
$7.2M
Q1 24
$7.1M
Total Debt
STAK
STAK
USIO
USIO
Q4 25
$1.4M
Q3 25
$836.7K
Q2 25
$647.1K
Q1 25
$683.3K
Q4 24
$719.4K
Q3 24
$562.9K
Q2 24
$597.2K
Q1 24
$630.9K
Stockholders' Equity
STAK
STAK
USIO
USIO
Q4 25
$17.9M
Q3 25
$18.7M
Q2 25
$18.7M
Q1 25
$19.0M
Q4 24
$10.6M
$19.2M
Q3 24
$18.9M
Q2 24
$15.7M
Q1 24
$15.3M
Total Assets
STAK
STAK
USIO
USIO
Q4 25
$134.9M
Q3 25
$99.4M
Q2 25
$108.4M
Q1 25
$109.6M
Q4 24
$18.8M
$107.2M
Q3 24
$114.6M
Q2 24
$108.8M
Q1 24
$99.1M
Debt / Equity
STAK
STAK
USIO
USIO
Q4 25
0.08×
Q3 25
0.04×
Q2 25
0.03×
Q1 25
0.04×
Q4 24
0.04×
Q3 24
0.03×
Q2 24
0.04×
Q1 24
0.04×

Cash Flow & Capital Efficiency

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

Metric
STAK
STAK
USIO
USIO
Operating Cash FlowLast quarter
$-998.6K
$1.5M
Free Cash FlowOCF − Capex
$-1.0M
$1.1M
FCF MarginFCF / Revenue
-7.4%
4.8%
Capex IntensityCapex / Revenue
0.0%
2.0%
Cash ConversionOCF / Net Profit
-0.62×
TTM Free Cash FlowTrailing 4 quarters
$1.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
STAK
STAK
USIO
USIO
Q4 25
$1.5M
Q3 25
$303.8K
Q2 25
$-263.9K
Q1 25
$1.4M
Q4 24
$-998.6K
$2.9M
Q3 24
$1.4M
Q2 24
$369.1K
Q1 24
$88.7K
Free Cash Flow
STAK
STAK
USIO
USIO
Q4 25
$1.1M
Q3 25
$85.2K
Q2 25
$-503.2K
Q1 25
$1.1M
Q4 24
$-1.0M
$2.7M
Q3 24
$1.4M
Q2 24
$246.3K
Q1 24
$-88.1K
FCF Margin
STAK
STAK
USIO
USIO
Q4 25
4.8%
Q3 25
0.4%
Q2 25
-2.5%
Q1 25
4.8%
Q4 24
-7.4%
13.1%
Q3 24
6.4%
Q2 24
1.2%
Q1 24
-0.4%
Capex Intensity
STAK
STAK
USIO
USIO
Q4 25
2.0%
Q3 25
1.0%
Q2 25
1.2%
Q1 25
1.4%
Q4 24
0.0%
1.0%
Q3 24
0.3%
Q2 24
0.6%
Q1 24
0.8%
Cash Conversion
STAK
STAK
USIO
USIO
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
-0.62×
4.61×
Q3 24
0.50×
Q2 24
4.89×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

STAK
STAK

Other$4.2M31%
Sales of specialized oilfield equipment$4.0M30%
Total$3.3M24%
Sales of specialized oilfield vehicle$2.1M15%
Service income from automation solutions$26.4K0%

USIO
USIO

Credit Card Revenue$7.7M35%
ACH And Complementary Service Revenue$6.1M28%
Output Solutions$5.4M24%
Prepaid Card Services Revenue$2.6M12%

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