AMBQAmbiq Micro, Inc.
Is the business good?
4 of 9 health tests passed. That is the only one of 4 checks this filer's data supports, so take it as a single data point rather than a settled answer.
Mixed fundamental signals. Nine pass/fail tests of year-over-year health from the filings.
Where this answer is blind. The F-score rewards improvement, so an already-elite company can score mid-pack.
How good a business is AMBQ?
Ambiq Micro, Inc. earns −88% on the capital it employs against a 9.0% cost of capital, so growth costs more than it returns.
Return on invested capital · cost of capital 9.0% · 97 points below what the capital costs: growth destroys value
- Operating margin
- −43%
Operating margin · Semiconductors median 7.5% · 12 months to Q2 2026
- Share count, year on year
- +4734%
Share count, year on year · shareholders own a smaller slice than a year ago
- R&D as % of revenue
- 49%
R&D as % of revenue
Details›
- Gross margin12 months to Q2 2026
- 44%
- Operating margin12 months to Q2 2026
- −43%
- Net margin12 months to Q2 2026
- −38%
- R&D as % of revenue
- 49%
- Revenue, trailing twelve months
- $98M
- Net income, trailing twelve months
- −$37M
- Return on invested capitaloperating profit after tax ÷ debt + equity − cash
- −88%
Margins, capital and share counts from the statements as filed with the SEC; cash conversion is operating cash flow over operating profit after tax.
Customers and suppliers
Who buys from AMBQ and who it buys from, as the companies report it.
- Customer one36%
Share of revenue · FY2025 10-K
- Customer two29%
Share of revenue · FY2025 10-K
- Customer three20%
Share of revenue · FY2025 10-K
None disclosed.
A company has to disclose every customer behind 10% or more of its revenue. Each share comes from the latest annual report of the company that states it and shows on both companies’ pages; AMBQ’s own figures are from its FY2025 10-K. Smaller customers and suppliers go unreported.
Semiconductors
The closest names by size in the same industry