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Side-by-side financial comparison of Ambiq Micro, Inc. (AMBQ) and KESTRA MEDICAL TECHNOLOGIES, LTD. (KMTS). Click either name above to swap in a different company.

KESTRA MEDICAL TECHNOLOGIES, LTD. is the larger business by last-quarter revenue ($22.6M vs $18.2M, roughly 1.2× Ambiq Micro, Inc.). Ambiq Micro, Inc. runs the higher net margin — -49.6% vs -145.3%, a 95.7% 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...

Kestra Medical Technologies, Ltd. is a medical device firm that develops, manufactures and commercializes innovative minimally invasive therapeutic solutions, mainly for interventional cardiology and structural heart disease treatment. It operates across North America, Europe and key Asia-Pacific markets, serving global healthcare providers and patients.

AMBQ vs KMTS — Head-to-Head

Bigger by revenue
KMTS
KMTS
1.2× larger
KMTS
$22.6M
$18.2M
AMBQ
Higher net margin
AMBQ
AMBQ
95.7% more per $
AMBQ
-49.6%
-145.3%
KMTS

Income Statement — Q3 FY2025 vs Q2 FY2026

Metric
AMBQ
AMBQ
KMTS
KMTS
Revenue
$18.2M
$22.6M
Net Profit
$-9.0M
$-32.8M
Gross Margin
42.3%
50.6%
Operating Margin
-55.3%
-140.7%
Net Margin
-49.6%
-145.3%
Revenue YoY
Net Profit YoY
EPS (diluted)
$-0.72
$-0.64

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
KMTS
KMTS
Q4 25
$22.6M
Q3 25
$18.2M
$19.4M
Q2 25
$17.9M
Net Profit
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$-32.8M
Q3 25
$-9.0M
$-25.8M
Q2 25
$-8.5M
Gross Margin
AMBQ
AMBQ
KMTS
KMTS
Q4 25
50.6%
Q3 25
42.3%
45.7%
Q2 25
40.1%
Operating Margin
AMBQ
AMBQ
KMTS
KMTS
Q4 25
-140.7%
Q3 25
-55.3%
-149.1%
Q2 25
-49.2%
Net Margin
AMBQ
AMBQ
KMTS
KMTS
Q4 25
-145.3%
Q3 25
-49.6%
-133.3%
Q2 25
-47.5%
EPS (diluted)
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$-0.64
Q3 25
$-0.72
$-0.50
Q2 25
$-18.89

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
KMTS
KMTS
Cash + ST InvestmentsLiquidity on hand
$146.5M
$175.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$169.8M
$164.1M
Total Assets
$186.7M
$246.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$175.4M
Q3 25
$146.5M
$201.2M
Q2 25
$47.5M
Stockholders' Equity
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$164.1M
Q3 25
$169.8M
$184.2M
Q2 25
$-307.3M
Total Assets
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$246.7M
Q3 25
$186.7M
$266.3M
Q2 25
$89.2M

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
KMTS
KMTS
Operating Cash FlowLast quarter
$-5.0M
$-18.3M
Free Cash FlowOCF − Capex
$-25.6M
FCF MarginFCF / Revenue
-113.5%
Capex IntensityCapex / Revenue
32.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$-18.3M
Q3 25
$-5.0M
$-26.3M
Q2 25
$-10.5M
Free Cash Flow
AMBQ
AMBQ
KMTS
KMTS
Q4 25
$-25.6M
Q3 25
$-34.4M
Q2 25
FCF Margin
AMBQ
AMBQ
KMTS
KMTS
Q4 25
-113.5%
Q3 25
-177.8%
Q2 25
Capex Intensity
AMBQ
AMBQ
KMTS
KMTS
Q4 25
32.2%
Q3 25
42.2%
Q2 25

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%

KMTS
KMTS

Segment breakdown not available.

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