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Side-by-side financial comparison of Ambiq Micro, Inc. (AMBQ) and CASS INFORMATION SYSTEMS INC (CASS). Click either name above to swap in a different company.

CASS INFORMATION SYSTEMS INC is the larger business by last-quarter revenue ($26.2M vs $18.2M, roughly 1.4× Ambiq Micro, Inc.). CASS INFORMATION SYSTEMS INC runs the higher net margin — 31.3% vs -49.6%, a 80.8% gap on every dollar of revenue.

Ambiq Micro, Inc. is an American semiconductor company specializing in low-power microcontrollers and systems-on-chip, including products for devices smartwatches, medical devices, and sensors. Founded in 2010 by University of Michigan researchers Scott Hanson, David Blaauw, and Dennis Sylvester, the company is headquartered in Austin, Texas. Its products employ Subthreshold Power Optimized Technology (SPOT) to reduce energy consumption and enable on-device edge AI. In 2025, Ambiq went public...

Cass Information Systems Inc is a leading provider of integrated financial automation and information management solutions for enterprises. Its core services cover freight payment processing, utility expense management, commercial payment services, and supporting data analytics tools, helping clients streamline financial workflows, cut operational costs, and gain clearer cross-category spending visibility to support smarter business decisions.

AMBQ vs CASS — Head-to-Head

Bigger by revenue
CASS
CASS
1.4× larger
CASS
$26.2M
$18.2M
AMBQ
Higher net margin
CASS
CASS
80.8% more per $
CASS
31.3%
-49.6%
AMBQ

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
AMBQ
AMBQ
CASS
CASS
Revenue
$18.2M
$26.2M
Net Profit
$-9.0M
$8.2M
Gross Margin
42.3%
Operating Margin
-55.3%
38.1%
Net Margin
-49.6%
31.3%
Revenue YoY
-1.3%
Net Profit YoY
78.3%
EPS (diluted)
$-0.72
$0.61

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
AMBQ
AMBQ
CASS
CASS
Q4 25
$26.2M
Q3 25
$18.2M
$27.4M
Q2 25
$17.9M
$27.6M
Q1 25
$26.8M
Q4 24
$26.5M
Q3 24
$28.1M
Q2 24
$27.6M
Q1 24
$27.7M
Net Profit
AMBQ
AMBQ
CASS
CASS
Q4 25
$8.2M
Q3 25
$-9.0M
$9.1M
Q2 25
$-8.5M
$8.9M
Q1 25
$9.0M
Q4 24
$4.6M
Q3 24
$2.9M
Q2 24
$4.5M
Q1 24
$7.2M
Gross Margin
AMBQ
AMBQ
CASS
CASS
Q4 25
Q3 25
42.3%
Q2 25
40.1%
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Operating Margin
AMBQ
AMBQ
CASS
CASS
Q4 25
38.1%
Q3 25
-55.3%
42.3%
Q2 25
-49.2%
22.8%
Q1 25
40.6%
Q4 24
19.7%
Q3 24
13.4%
Q2 24
20.2%
Q1 24
32.1%
Net Margin
AMBQ
AMBQ
CASS
CASS
Q4 25
31.3%
Q3 25
-49.6%
33.2%
Q2 25
-47.5%
32.1%
Q1 25
33.5%
Q4 24
17.3%
Q3 24
10.5%
Q2 24
16.2%
Q1 24
25.8%
EPS (diluted)
AMBQ
AMBQ
CASS
CASS
Q4 25
$0.61
Q3 25
$-0.72
$0.68
Q2 25
$-18.89
$0.66
Q1 25
$0.66
Q4 24
$0.34
Q3 24
$0.21
Q2 24
$0.32
Q1 24
$0.52

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
CASS
CASS
Cash + ST InvestmentsLiquidity on hand
$146.5M
$758.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$169.8M
$243.0M
Total Assets
$186.7M
$2.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
CASS
CASS
Q4 25
$758.4M
Q3 25
$146.5M
$486.6M
Q2 25
$47.5M
$431.2M
Q1 25
$428.9M
Q4 24
$680.1M
Q3 24
$432.0M
Q2 24
$441.7M
Q1 24
$368.3M
Stockholders' Equity
AMBQ
AMBQ
CASS
CASS
Q4 25
$243.0M
Q3 25
$169.8M
$243.4M
Q2 25
$-307.3M
$240.8M
Q1 25
$234.2M
Q4 24
$229.0M
Q3 24
$237.6M
Q2 24
$229.9M
Q1 24
$229.5M
Total Assets
AMBQ
AMBQ
CASS
CASS
Q4 25
$2.6B
Q3 25
$186.7M
$2.5B
Q2 25
$89.2M
$2.3B
Q1 25
$2.3B
Q4 24
$2.4B
Q3 24
$2.3B
Q2 24
$2.3B
Q1 24
$2.3B

Cash Flow & Capital Efficiency

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

Metric
AMBQ
AMBQ
CASS
CASS
Operating Cash FlowLast quarter
$-5.0M
$4.8M
Free Cash FlowOCF − Capex
$4.1M
FCF MarginFCF / Revenue
15.8%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
0.59×
TTM Free Cash FlowTrailing 4 quarters
$31.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
CASS
CASS
Q4 25
$4.8M
Q3 25
$-5.0M
$12.3M
Q2 25
$-10.5M
$-1.3M
Q1 25
$21.6M
Q4 24
$18.6M
Q3 24
$-198.0K
Q2 24
$10.7M
Q1 24
$9.8M
Free Cash Flow
AMBQ
AMBQ
CASS
CASS
Q4 25
$4.1M
Q3 25
$11.3M
Q2 25
$-2.6M
Q1 25
$19.0M
Q4 24
$18.4M
Q3 24
$-2.2M
Q2 24
$7.9M
Q1 24
$6.3M
FCF Margin
AMBQ
AMBQ
CASS
CASS
Q4 25
15.8%
Q3 25
41.1%
Q2 25
-9.5%
Q1 25
71.0%
Q4 24
69.5%
Q3 24
-8.0%
Q2 24
28.6%
Q1 24
22.9%
Capex Intensity
AMBQ
AMBQ
CASS
CASS
Q4 25
2.7%
Q3 25
3.8%
Q2 25
4.9%
Q1 25
9.6%
Q4 24
0.7%
Q3 24
7.2%
Q2 24
10.1%
Q1 24
12.6%
Cash Conversion
AMBQ
AMBQ
CASS
CASS
Q4 25
0.59×
Q3 25
1.35×
Q2 25
-0.15×
Q1 25
2.41×
Q4 24
4.06×
Q3 24
-0.07×
Q2 24
2.38×
Q1 24
1.37×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMBQ
AMBQ

Customer Concentration Risk$16.2M89%
Other$2.0M11%

CASS
CASS

Processing Fees$15.9M61%
Financial Fees$9.9M38%

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