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

Ambiq Micro, Inc. is the larger business by last-quarter revenue ($18.2M vs $17.0M, roughly 1.1× Pyxis Tankers Inc.). Pyxis Tankers Inc. runs the higher net margin — 31.3% vs -49.6%, a 80.9% 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...

Pyxis Tankers Inc. is an international maritime transport enterprise specializing in seaborne shipping of refined petroleum products and other bulk liquid cargoes. It operates a fleet of modern product tankers, serving global energy markets, with core business covering major trade routes across the Atlantic, Mediterranean and Asia-Pacific regions.

AMBQ vs PXS — Head-to-Head

Bigger by revenue
AMBQ
AMBQ
1.1× larger
AMBQ
$18.2M
$17.0M
PXS
Higher net margin
PXS
PXS
80.9% more per $
PXS
31.3%
-49.6%
AMBQ

Income Statement — Q3 FY2025 vs Q3 FY2022

Metric
AMBQ
AMBQ
PXS
PXS
Revenue
$18.2M
$17.0M
Net Profit
$-9.0M
$5.3M
Gross Margin
42.3%
Operating Margin
-55.3%
37.2%
Net Margin
-49.6%
31.3%
Revenue YoY
Net Profit YoY
EPS (diluted)
$-0.72
$0.44

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
PXS
PXS
Q3 25
$18.2M
Q2 25
$17.9M
Q3 22
$17.0M
Net Profit
AMBQ
AMBQ
PXS
PXS
Q3 25
$-9.0M
Q2 25
$-8.5M
Q3 22
$5.3M
Gross Margin
AMBQ
AMBQ
PXS
PXS
Q3 25
42.3%
Q2 25
40.1%
Q3 22
Operating Margin
AMBQ
AMBQ
PXS
PXS
Q3 25
-55.3%
Q2 25
-49.2%
Q3 22
37.2%
Net Margin
AMBQ
AMBQ
PXS
PXS
Q3 25
-49.6%
Q2 25
-47.5%
Q3 22
31.3%
EPS (diluted)
AMBQ
AMBQ
PXS
PXS
Q3 25
$-0.72
Q2 25
$-18.89
Q3 22
$0.44

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
PXS
PXS
Cash + ST InvestmentsLiquidity on hand
$146.5M
$4.3M
Total DebtLower is stronger
$67.3M
Stockholders' EquityBook value
$169.8M
$54.9M
Total Assets
$186.7M
$138.1M
Debt / EquityLower = less leverage
1.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
PXS
PXS
Q3 25
$146.5M
Q2 25
$47.5M
Q3 22
$4.3M
Total Debt
AMBQ
AMBQ
PXS
PXS
Q3 25
Q2 25
Q3 22
$67.3M
Stockholders' Equity
AMBQ
AMBQ
PXS
PXS
Q3 25
$169.8M
Q2 25
$-307.3M
Q3 22
$54.9M
Total Assets
AMBQ
AMBQ
PXS
PXS
Q3 25
$186.7M
Q2 25
$89.2M
Q3 22
$138.1M
Debt / Equity
AMBQ
AMBQ
PXS
PXS
Q3 25
Q2 25
Q3 22
1.23×

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
PXS
PXS
Operating Cash FlowLast quarter
$-5.0M
$2.4M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
0.45×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMBQ
AMBQ
PXS
PXS
Q3 25
$-5.0M
Q2 25
$-10.5M
Q3 22
$2.4M
Capex Intensity
AMBQ
AMBQ
PXS
PXS
Q3 25
Q2 25
Q3 22
0.0%
Cash Conversion
AMBQ
AMBQ
PXS
PXS
Q3 25
Q2 25
Q3 22
0.45×

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%

PXS
PXS

Segment breakdown not available.

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