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Side-by-side financial comparison of Ambiq Micro, Inc. (AMBQ) and NaaS Technology Inc. (NAAS). Click either name above to swap in a different company.

NaaS Technology Inc. is the larger business by last-quarter revenue ($25.9M vs $18.2M, roughly 1.4× Ambiq Micro, Inc.). Ambiq Micro, Inc. runs the higher net margin — -49.6% vs -193.3%, a 143.7% 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...

NaaS Technology Inc. is a leading electric vehicle energy service provider based in China. It delivers one-stop solutions covering charging network operation, software and hardware support for charging station operators, and value-added services such as charging location search and payment for EV owners, serving both enterprise and individual customers across domestic and select overseas markets.

AMBQ vs NAAS — Head-to-Head

Bigger by revenue
NAAS
NAAS
1.4× larger
NAAS
$25.9M
$18.2M
AMBQ
Higher net margin
AMBQ
AMBQ
143.7% more per $
AMBQ
-49.6%
-193.3%
NAAS

Income Statement — Q3 FY2025 vs Q2 FY2024

Metric
AMBQ
AMBQ
NAAS
NAAS
Revenue
$18.2M
$25.9M
Net Profit
$-9.0M
$-50.0M
Gross Margin
42.3%
29.2%
Operating Margin
-55.3%
-144.2%
Net Margin
-49.6%
-193.3%
Revenue YoY
121.2%
Net Profit YoY
18.4%
EPS (diluted)
$-0.72
$-0.02

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
NAAS
NAAS
Q3 25
$18.2M
Q2 25
$17.9M
Q2 24
$25.9M
Net Profit
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$-9.0M
Q2 25
$-8.5M
Q2 24
$-50.0M
Gross Margin
AMBQ
AMBQ
NAAS
NAAS
Q3 25
42.3%
Q2 25
40.1%
Q2 24
29.2%
Operating Margin
AMBQ
AMBQ
NAAS
NAAS
Q3 25
-55.3%
Q2 25
-49.2%
Q2 24
-144.2%
Net Margin
AMBQ
AMBQ
NAAS
NAAS
Q3 25
-49.6%
Q2 25
-47.5%
Q2 24
-193.3%
EPS (diluted)
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$-0.72
Q2 25
$-18.89
Q2 24
$-0.02

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
NAAS
NAAS
Cash + ST InvestmentsLiquidity on hand
$146.5M
$24.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$169.8M
$-33.4M
Total Assets
$186.7M
$180.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$146.5M
Q2 25
$47.5M
Q2 24
$24.7M
Stockholders' Equity
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$169.8M
Q2 25
$-307.3M
Q2 24
$-33.4M
Total Assets
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$186.7M
Q2 25
$89.2M
Q2 24
$180.2M

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
NAAS
NAAS
Operating Cash FlowLast quarter
$-5.0M
$-25.7M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
NAAS
NAAS
Q3 25
$-5.0M
Q2 25
$-10.5M
Q2 24
$-25.7M

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%

NAAS
NAAS

Segment breakdown not available.

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