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Side-by-side financial comparison of Ambiq Micro, Inc. (AMBQ) and ARTESIAN RESOURCES CORP (ARTNA). Click either name above to swap in a different company.

ARTESIAN RESOURCES CORP is the larger business by last-quarter revenue ($28.0M vs $18.2M, roughly 1.5× Ambiq Micro, Inc.). ARTESIAN RESOURCES CORP runs the higher net margin — 14.8% vs -49.6%, a 64.3% 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...

Artesian Resources Corp is a US-headquartered regulated water utility and wastewater service provider, primarily serving residential, commercial, industrial and municipal customers across Delaware. It focuses on delivering safe, reliable drinking water supply and sustainable wastewater treatment solutions to local communities.

AMBQ vs ARTNA — Head-to-Head

Bigger by revenue
ARTNA
ARTNA
1.5× larger
ARTNA
$28.0M
$18.2M
AMBQ
Higher net margin
ARTNA
ARTNA
64.3% more per $
ARTNA
14.8%
-49.6%
AMBQ

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
AMBQ
AMBQ
ARTNA
ARTNA
Revenue
$18.2M
$28.0M
Net Profit
$-9.0M
$4.1M
Gross Margin
42.3%
Operating Margin
-55.3%
20.6%
Net Margin
-49.6%
14.8%
Revenue YoY
4.3%
Net Profit YoY
7.5%
EPS (diluted)
$-0.72
$0.39

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
ARTNA
ARTNA
Q4 25
$28.0M
Q3 25
$18.2M
$30.5M
Q2 25
$17.9M
$28.5M
Q1 25
$25.9M
Q4 24
$26.9M
Q3 24
$29.1M
Q2 24
$27.4M
Q1 24
$24.5M
Net Profit
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$4.1M
Q3 25
$-9.0M
$7.0M
Q2 25
$-8.5M
$6.3M
Q1 25
$5.4M
Q4 24
$3.8M
Q3 24
$6.8M
Q2 24
$5.3M
Q1 24
$4.4M
Gross Margin
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
Q3 25
42.3%
Q2 25
40.1%
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Operating Margin
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
20.6%
Q3 25
-55.3%
28.3%
Q2 25
-49.2%
27.5%
Q1 25
21.4%
Q4 24
21.0%
Q3 24
29.5%
Q2 24
26.3%
Q1 24
19.2%
Net Margin
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
14.8%
Q3 25
-49.6%
22.8%
Q2 25
-47.5%
22.0%
Q1 25
21.0%
Q4 24
14.3%
Q3 24
23.4%
Q2 24
19.4%
Q1 24
18.0%
EPS (diluted)
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$0.39
Q3 25
$-0.72
$0.68
Q2 25
$-18.89
$0.61
Q1 25
$0.53
Q4 24
$0.37
Q3 24
$0.66
Q2 24
$0.52
Q1 24
$0.43

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
ARTNA
ARTNA
Cash + ST InvestmentsLiquidity on hand
$146.5M
$52.0K
Total DebtLower is stronger
$176.4M
Stockholders' EquityBook value
$169.8M
$249.9M
Total Assets
$186.7M
$851.2M
Debt / EquityLower = less leverage
0.71×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$52.0K
Q3 25
$146.5M
$705.0K
Q2 25
$47.5M
$349.0K
Q1 25
$3.7M
Q4 24
$1.1M
Q3 24
$10.7M
Q2 24
$6.3M
Q1 24
$9.5M
Total Debt
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$176.4M
Q3 25
Q2 25
Q1 25
Q4 24
$178.7M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$249.9M
Q3 25
$169.8M
$248.8M
Q2 25
$-307.3M
$244.9M
Q1 25
$241.7M
Q4 24
$239.2M
Q3 24
$238.3M
Q2 24
$234.4M
Q1 24
$232.0M
Total Assets
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$851.2M
Q3 25
$186.7M
$833.9M
Q2 25
$89.2M
$819.3M
Q1 25
$808.9M
Q4 24
$798.6M
Q3 24
$796.0M
Q2 24
$783.1M
Q1 24
$798.6M
Debt / Equity
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
0.71×
Q3 25
Q2 25
Q1 25
Q4 24
0.75×
Q3 24
Q2 24
Q1 24

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
ARTNA
ARTNA
Operating Cash FlowLast quarter
$-5.0M
$10.5M
Free Cash FlowOCF − Capex
$-7.9M
FCF MarginFCF / Revenue
-28.1%
Capex IntensityCapex / Revenue
65.4%
Cash ConversionOCF / Net Profit
2.53×
TTM Free Cash FlowTrailing 4 quarters
$-18.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$10.5M
Q3 25
$-5.0M
$11.0M
Q2 25
$-10.5M
$7.9M
Q1 25
$11.0M
Q4 24
$6.7M
Q3 24
$10.7M
Q2 24
$6.9M
Q1 24
$12.6M
Free Cash Flow
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
$-7.9M
Q3 25
$-3.3M
Q2 25
$-7.9M
Q1 25
$560.0K
Q4 24
$-8.3M
Q3 24
$-1.9M
Q2 24
$-2.6M
Q1 24
$3.7M
FCF Margin
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
-28.1%
Q3 25
-10.7%
Q2 25
-27.8%
Q1 25
2.2%
Q4 24
-30.9%
Q3 24
-6.5%
Q2 24
-9.4%
Q1 24
15.0%
Capex Intensity
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
65.4%
Q3 25
46.7%
Q2 25
55.6%
Q1 25
40.2%
Q4 24
55.9%
Q3 24
43.1%
Q2 24
34.5%
Q1 24
36.4%
Cash Conversion
AMBQ
AMBQ
ARTNA
ARTNA
Q4 25
2.53×
Q3 25
1.58×
Q2 25
1.26×
Q1 25
2.02×
Q4 24
1.74×
Q3 24
1.56×
Q2 24
1.29×
Q1 24
2.86×

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%

ARTNA
ARTNA

Water Sales$22.3M80%
Other Utility Operating Revenue$3.8M14%
Non Utility Operating Revenue$1.9M7%

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