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

American Express is the larger business by last-quarter revenue ($18.9M vs $18.2M, roughly 1.0× Ambiq Micro, Inc.). American Express runs the higher net margin — 15.7% vs -49.6%, a 65.3% 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...

American Express Company, together with its subsidiaries, provides charge and credit payment card products, and travel-related services worldwide. The company operates through three segments: Global Consumer Services Group, Global Commercial Services, and Global Merchant and Network Services. Its products and services include payment and financing products; network services; accounts payable expense management products and services; and travel and lifestyle services. The company's products an...

AMBQ vs AXP — Head-to-Head

Bigger by revenue
AXP
AXP
1.0× larger
AXP
$18.9M
$18.2M
AMBQ
Higher net margin
AXP
AXP
65.3% more per $
AXP
15.7%
-49.6%
AMBQ

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
AMBQ
AMBQ
AXP
AXP
Revenue
$18.2M
$18.9M
Net Profit
$-9.0M
$3.0M
Gross Margin
42.3%
Operating Margin
-55.3%
Net Margin
-49.6%
15.7%
Revenue YoY
11.4%
Net Profit YoY
15.0%
EPS (diluted)
$-0.72

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
AXP
AXP
Q1 26
$18.9M
Q4 25
$10.9B
Q3 25
$18.2M
$10.4B
Q2 25
$17.9M
$10.3B
Q1 25
$9.6B
Q4 24
$10.0B
Q3 24
$9.7B
Q2 24
$9.8B
Net Profit
AMBQ
AMBQ
AXP
AXP
Q1 26
$3.0M
Q4 25
$2.5B
Q3 25
$-9.0M
$2.9B
Q2 25
$-8.5M
$2.9B
Q1 25
$2.6B
Q4 24
$2.2B
Q3 24
$2.5B
Q2 24
$3.0B
Gross Margin
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
Q3 25
42.3%
Q2 25
40.1%
Q1 25
Q4 24
Q3 24
Q2 24
Operating Margin
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
28.2%
Q3 25
-55.3%
36.7%
Q2 25
-49.2%
34.4%
Q1 25
34.6%
Q4 24
27.7%
Q3 24
33.0%
Q2 24
38.6%
Net Margin
AMBQ
AMBQ
AXP
AXP
Q1 26
15.7%
Q4 25
22.5%
Q3 25
-49.6%
27.9%
Q2 25
-47.5%
28.0%
Q1 25
26.8%
Q4 24
21.8%
Q3 24
25.8%
Q2 24
30.7%
EPS (diluted)
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
$3.52
Q3 25
$-0.72
$4.14
Q2 25
$-18.89
$4.08
Q1 25
$3.64
Q4 24
$3.04
Q3 24
$3.49
Q2 24
$4.15

Balance Sheet & Financial Strength

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

Metric
AMBQ
AMBQ
AXP
AXP
Cash + ST InvestmentsLiquidity on hand
$146.5M
Total DebtLower is stronger
$60.4M
Stockholders' EquityBook value
$169.8M
$34.0M
Total Assets
$186.7M
$308.9M
Debt / EquityLower = less leverage
1.78×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
$742.0M
Q3 25
$146.5M
$1.3B
Q2 25
$47.5M
$197.0M
Q1 25
$261.0M
Q4 24
$221.0M
Q3 24
$120.0M
Q2 24
$188.0M
Total Debt
AMBQ
AMBQ
AXP
AXP
Q1 26
$60.4M
Q4 25
$56.4B
Q3 25
$57.8B
Q2 25
$58.2B
Q1 25
$51.2B
Q4 24
$49.7B
Q3 24
$53.5B
Q2 24
$51.5B
Stockholders' Equity
AMBQ
AMBQ
AXP
AXP
Q1 26
$34.0M
Q4 25
$33.5B
Q3 25
$169.8M
$32.4B
Q2 25
$-307.3M
$32.3B
Q1 25
$31.2B
Q4 24
$30.3B
Q3 24
$29.7B
Q2 24
$29.5B
Total Assets
AMBQ
AMBQ
AXP
AXP
Q1 26
$308.9M
Q4 25
$300.1B
Q3 25
$186.7M
$297.6B
Q2 25
$89.2M
$295.6B
Q1 25
$282.2B
Q4 24
$271.5B
Q3 24
$271.0B
Q2 24
$272.2B
Debt / Equity
AMBQ
AMBQ
AXP
AXP
Q1 26
1.78×
Q4 25
1.68×
Q3 25
1.78×
Q2 25
1.80×
Q1 25
1.64×
Q4 24
1.64×
Q3 24
1.80×
Q2 24
1.74×

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
AXP
AXP
Operating Cash FlowLast quarter
$-5.0M
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
AXP
AXP
Q1 26
Q4 25
$3.1B
Q3 25
$-5.0M
$6.2B
Q2 25
$-10.5M
$4.4B
Q1 25
$4.8B
Q4 24
$5.8B
Q3 24
$-1.8B
Q2 24
$4.5B
Free Cash Flow
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
$2.3B
Q3 25
$5.6B
Q2 25
$3.7B
Q1 25
$4.3B
Q4 24
$5.3B
Q3 24
$-2.3B
Q2 24
$4.0B
FCF Margin
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
21.4%
Q3 25
53.6%
Q2 25
36.3%
Q1 25
45.0%
Q4 24
53.1%
Q3 24
-23.3%
Q2 24
40.4%
Capex Intensity
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
6.6%
Q3 25
6.3%
Q2 25
6.0%
Q1 25
4.5%
Q4 24
5.0%
Q3 24
4.7%
Q2 24
5.8%
Cash Conversion
AMBQ
AMBQ
AXP
AXP
Q1 26
Q4 25
1.25×
Q3 25
2.15×
Q2 25
1.51×
Q1 25
1.84×
Q4 24
2.66×
Q3 24
-0.72×
Q2 24
1.50×

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%

AXP
AXP

Discount revenue$9.5M50%
Other$8.9M47%
Deposits with banks and other$512.0K3%

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