Ambarella Inc key statistics and ratios

In fiscal 2026, Ambarella Inc had return on equity of -13.1%, an operating margin of -21.1% and a current ratio of 2.31. Each ratio below is calculated from the figures on its income statement, balance sheet and cash flow pages.

Financial ratios

US$ thousands unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

Ambarella Inc: financial ratios, annual
Fiscal year	2011Jan 2011	2012Jan 2012	2013Jan 2013	2014Jan 2014	2015Jan 2015	2016Jan 2016	2017Jan 2017	2018Jan 2018	2019Jan 2019	2020Jan 2020	2021Jan 2021	2022Jan 2022	2023Jan 2023	2024Jan 2024	2025Jan 2025	2026Jan 2026	LTMJul 2026
Gross margin	63.6%	66.6%	66.6%	63.4%	63.7%	64.9%	66.1%	63.6%	60.7%	58.0%	60.8%	62.7%	61.9%	60.4%	60.5%	59.2%	58.5%
Operating margin	16.3%	11.6%	16.4%	17.7%	23.8%	26.8%	19.5%	8.3%	−17.7%	−21.7%	−27.4%	−8.9%	−22.0%	−68.2%	−44.4%	−21.1%	−14.9%
Net margin	14.7%	10.1%	15.0%	16.3%	23.2%	24.2%	18.6%	6.4%	−13.4%	−19.6%	−26.8%	−8.0%	−19.4%	−74.8%	−41.1%	−19.4%	−13.5%
Free-cash-flow margin	12.8%	12.3%	7.4%	20.7%	23.3%	38.4%	35.6%	27.7%	9.5%	16.4%	12.9%	8.8%	8.6%	3.1%	8.2%	14.8%	2.3%
Return on equity	—	—	30.6%	19.1%	25.7%	26.1%	14.4%	4.0%	−6.8%	−10.3%	−13.0%	−5.2%	−11.3%	−29.1%	−20.9%	−13.1%	−9.3%
Return on assets	—	12.0%	16.5%	15.9%	21.6%	22.0%	12.5%	3.6%	−6.0%	−9.0%	−10.9%	−4.3%	−9.6%	−24.8%	−17.4%	−10.2%	−7.1%
Asset turnover	—	1.19	1.10	0.98	0.93	0.91	0.67	0.56	0.45	0.46	0.41	0.54	0.49	0.33	0.42	0.53	0.53
Current ratio	—	3.39	5.36	6.98	6.05	7.57	8.61	9.27	10.50	8.44	6.72	2.99	3.65	3.38	2.65	2.31	2.85
Debt to equity	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.0%
Effective tax rate	9.7%	12.0%	9.3%	8.0%	2.8%	10.2%	5.0%	26.7%	—	—	—	—	—	—	—	—	—
R&D as % of revenue	36.4%	38.7%	35.4%	30.9%	26.6%	26.2%	32.6%	39.1%	56.2%	56.7%	63.1%	50.4%	60.7%	95.0%	79.4%	61.0%	54.7%
SG&A as % of revenue	10.9%	16.4%	14.8%	14.7%	13.4%	11.9%	14.0%	16.2%	22.2%	23.0%	25.1%	21.2%	23.2%	33.7%	25.6%	19.3%	18.7%
Capital spending as % of revenue	0.9%	0.7%	1.3%	1.1%	0.6%	0.7%	0.9%	1.2%	1.3%	0.8%	0.9%	2.9%	4.5%	5.3%	3.6%	4.0%	4.2%
Free cash flow ÷ net income	87.1%	122.2%	49.4%	127.3%	100.6%	158.8%	191.3%	433.5%	—	—	—	—	—	—	—	—	—
Dividends and buybacks ÷ free cash flow	0.0%	60.2%	0.0%	—	0.0%	0.0%	18.2%	67.0%	464.0%	0.0%	3.5%	0.0%	0.0%	0.0%	0.0%	1.7%	25.1%

US$ thousands unless shown otherwise. Fiscal quarters.

Ambarella Inc: financial ratios, quarterly
Quarter	2025 Q3Oct 2024	2025 Q4Jan 2025	2026 Q1Apr 2025	2026 Q2Jul 2025	2026 Q3Oct 2025	2026 Q4Jan 2026	2027 Q1Apr 2026	2027 Q2Jul 2026
Gross margin	60.6%	60.0%	60.0%	58.9%	59.6%	58.4%	58.4%	57.7%
Operating margin	−30.9%	−30.2%	−30.1%	−23.0%	−15.0%	−18.3%	−19.3%	−7.5%
Net margin	−29.1%	−24.1%	−28.3%	−20.9%	−13.9%	−16.3%	−18.0%	−6.2%
Free-cash-flow margin	5.0%	25.3%	11.9%	1.4%	29.0%	14.8%	−29.5%	−6.5%
Current ratio	2.84	2.65	2.69	2.73	2.66	2.31	2.43	2.85
R&D as % of revenue	70.6%	67.6%	68.5%	62.5%	56.7%	58.0%	57.9%	46.8%
SG&A as % of revenue	20.8%	22.5%	21.6%	19.4%	17.9%	18.7%	19.8%	18.5%

Returns use average equity or assets over the year. Return on equity is left blank when equity is negative or so small that the ratio says nothing (above ±200%); interest cover is left blank above 200 times. Price-based ratios such as P/E are on the valuation page.

Financial health

2 of 2 checks passed · July 31, 2026

What it owns · $780m

Short-term assets $394mLonger-term assets $386m

What it owes, and who funded it · $780m

Short-term liabilities $138mLonger-term liabilities $22mShareholders' equity $620m

Short-term assets cover short-term liabilities $394m of assets due within a year against $138m of liabilities due within a year.
Short-term assets cover long-term liabilities $394m short-term assets against $22m of longer-dated liabilities.
More cash than debt Cash or debt not separately reported. Not assessable.
Debt below 40% of shareholders' equity Equity or debt not reported. Not assessable.
Debt burden no higher than five years ago Five-year comparison not available. Not assessable.
A year's operating cash flow covers at least 20% of debt Cash flow or debt not reported. Not assessable.
Operating profit covers interest at least five times over Interest not separately reported. Not assessable.

From Ambarella Inc's latest balance sheet as filed. Checks are fixed, documented rules (methodology), counted only where the company reports the figures — a dot means the filing doesn't break the item out. Descriptions of reported data, not advice.

Moat

65 /100

Moderate moat

How hard Ambarella's competitive advantage looks for rivals to wear away, judged from 10 years of its own filings: returns on capital, pricing power, profit durability, cash conversion and discipline.

Returns on capital 20 / 20

Cash operating profit has been a median 17.4% of total assets over 10 years.
Pricing power 20 / 20

Gross margin has been a median 60.6%, moving by 2.0 percentage points (standard deviation) across 10 years.
Durability 10 / 20

Operating margin has been a median -19.9%; its worst year was -72.3%.
Cash conversion 15 / 20

Free cash flow was positive in 9 of 10 years, at a median 12.1% of revenue.
Discipline 0 / 20

The diluted share count rose 21.8% over five years; stock-based pay has been a median 29.1% of revenue.

AI disruption exposure: Low. In this industry, the business rests on physical assets, regulated networks or products AI itself depends on.

A rules-based reading of reported figures, not a forecast and not investment advice. How the score is built: methodology.

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Figures from Ambarella Inc's SEC filings (10-K and 10-Q), retrieved October 29, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Ambarella Inc.