Ambarella Inc (AMBA) stock

AMBANasdaqSemiconductors & Related DevicesFiscal year ends January 31

Financials through Q2 FY2027, quarter ended Jul 31, 2026Last filing: 10-Q on Sep 4, 2026Score 8/301% above fair value

$61.06−1.43 (-2.29%)

Close on Nov 12, 2026Market cap $2.70BP/E –Yield –

Ambarella statistics

90 measures from SEC filings and the closing price. Hover a name for the formula; the last column is the median of companies in the same industry group.

Important dates

Next earnings: Nov 24, 2026 (estimated, during market hours)
Last ex-dividend date: No dividends
Fundamentals through: Jul 31, 2026
Share price as of: Nov 11, 2026

Valuation ratiosIndustry

Market Cap: $2.76B; $888.49M
Enterprise Value: $2.49B; $962.36M
PS Ratio: 6.60; 3.12
PB Ratio: 4.45; 2.89
P/TBV Ratio: 10.61; 3.65
P/FCF Ratio: 283.75; 34.95
P/OCF Ratio: 100.94; 23.71

Enterprise valuationIndustry

EV / Sales: 5.95; 2.54
EV / FCF: 255.74; 32.81

Share statisticsIndustry

Shares Outstanding: 44M; 50M
Shares Change (YoY): 3.32%; 2.33%
Shares Change (QoQ): 0.64%; 0.21%
Float: 42M; 50M
Shares Held by Insiders: 5.46%; 5.32%
Shares Held by Institutions: 81.3%; 61.6%

Short sellingIndustry

Short Interest: 5M; –
Short Interest Change: -1.44%; -0.74%
Short % of Float: 11.1%; 6.78%
Short % of Shares Outstanding: 10.5%; 5.10%
Days to Cover: 2.60; 3.58

Stock price statisticsIndustry

52-Week High: $96.69; –
52-Week Low: $48.30; –
20-Day Moving Average: $62.87; –
50-Day Moving Average: $65.15; –
200-Day Moving Average: $67.20; –
Average True Range (14): $3.97; –
Price Change (1 Week): 2.58%; 0.97%
Price Change (1 Month): -2.81%; -10.5%
Price Change (3 Months): -23.8%; -23.0%
Price Change (6 Months): -23.9%; -31.7%
Price Change (YTD): -11.8%; 0.66%
Price Change (1 Year): -33.8%; 2.46%
Price Change (3 Years): 24.5%; 31.3%
Price Change (5 Years): -68.0%; -26.0%
Price Change (10 Years): 4.74%; 110.8%
Average Volume (10 Days): 1M; –
Average Volume (20 Days): 2M; –
Average Volume (90 Days): 2M; –
Relative Volume: 0.46; 0.83
Relative Strength Index (14): 48.3; 46.3
Volatility (1 Year): 74.4%; 81.9%
Beta (5 Years): 2.08; 1.39

MarginsIndustry

Gross Margin: 58.5%; 34.6%
Operating Margin: -14.9%; 0.77%
Pretax Margin: -12.9%; 2.97%
Profit Margin: -13.5%; -0.51%
EBITDA Margin: -8.90%; 4.94%
FCF Margin: 2.33%; 2.73%

Returns on capitalIndustry

Return on Equity (ROE): -9.41%; -0.17%
Return on Assets (ROA): -7.58%; -1.58%
Return on Invested Capital (ROIC): -14.8%; 1.66%
Return on Capital Employed (ROCE): -9.70%; 0.42%

Financial positionIndustry

Current Ratio: 2.85; 2.38
Quick Ratio: 2.24; 1.32

GrowthIndustry

Revenue Growth (YoY): 20.0%; 13.8%
FCF Growth (YoY): -73.7%; 12.6%
Revenue Growth (3Y CAGR): 4.99%; 1.79%
Revenue Growth (5Y CAGR): 11.9%; 7.18%

EfficiencyIndustry

Asset Turnover: 0.56; 0.66
Inventory Turnover: 3.13; 3.04
Revenue Per Employee: $435.66K; $373.11K
Profits Per Employee: -$58.73K; -$6.97K
Employee Count: 959; 534
WACC: 15.3%; 11.3%

Income statement (TTM)Industry

Revenue: $417.80M; $338.73M
Gross Profit: $244.50M; $99.67M
Operating Income: -$62.24M; -$314.66K
Pretax Income: -$53.94M; $831.50K
Net Income: -$56.32M; -$1.22M
EBITDA: -$37.19M; $2.84M
EPS (Diluted): -$1.29; -$0.01

Balance sheetIndustry

Cash & Short-Term Investments: $272.33M; $93.38M
Net Cash (Debt): $272.33M; $7.36M
Net Cash Per Share: $6.17; $0.30
Equity (Book Value): $620.32M; $200.69M
Book Value Per Share: $14.05; $5.54
Tangible Book Value: $260.02M; $63.99M
Working Capital: $255.65M; $157.26M

Cash flow (TTM)Industry

Operating Cash Flow: $27.33M; $3.61M
Capital Expenditures: -$17.61M; -$18.11M
Free Cash Flow: $9.72M; $4.22M
FCF Per Share: $0.22; $0.21

Dividends and yieldsIndustry

Earnings Yield: -2.04%; -0.21%
FCF Yield: 0.35%; 0.81%
Buyback Yield: 0.09%; 0.46%
Shareholder Yield: 0.09%; 0.92%

Taxes and interestIndustry

Income Tax: $2.38M; $3.09M

Scores and fair valueIndustry

Altman Z-Score: 10.38; 2.87
Piotroski F-Score: 5; 5
Beneish M-Score: -3.12; -2.57

Total return vs. the S&P 500

Price change plus reinvested dividends, to the close on Nov 12, 2026. The S&P 500 is measured by the SPY fund.

Period	AMBA	S&P 500	Difference	AMBA per year	S&P 500 per year
1 month	-5.8%	-2.7%	−3.1 pts
3 months	-26.9%	-1.7%	−25.2 pts
Year to date	-13.8%	+11.9%	−25.7 pts
1 year	-36.1%	+12.0%	−48.1 pts
3 years	+21.6%	+78.2%	−56.5 pts	+6.7%	+21.2%
5 years	-68.8%	+73.2%	−142.0 pts	-20.8%	+11.6%
10 years	+2.3%	+309.6%	−307.3 pts	+0.2%	+15.1%

Short interest

Shares sold short and not yet covered, reported by brokers to FINRA twice a month. Latest settlement date Oct 30, 2026.

5M AMBA shares were sold short on Oct 30, 2026, down 1.4% from the previous report, or 11.15% of the shares available to trade. At recent volumes it would take 2.6 days to buy them back. Over the last 20 sessions, 51.7% of the volume reported to FINRA was short selling.

Settlement date	Shares short	Change	Avg. daily volume	Days to cover
Oct 30, 2026	4,651,482	-1.4%	1,786,211	2.6
Oct 15, 2026	4,719,646	-8.4%	1,092,930	4.3
Sep 30, 2026	5,153,912	-9.7%	1,464,558	3.5
Sep 15, 2026	5,707,297	+30.8%	2,539,354	2.3
Aug 31, 2026	4,364,091	+7.2%	943,123	4.6
Aug 14, 2026	4,070,707	-21.0%	1,191,221	3.4
Jul 31, 2026	5,154,890	+30.7%	2,381,629	2.2
Jul 15, 2026	3,945,513	+19.7%	1,738,013	2.3
Jun 30, 2026	3,295,313	+14.8%	1,838,073	1.8
Jun 15, 2026	2,870,254	+29.5%	1,632,892	1.8
May 29, 2026	2,217,006	-7.9%	2,015,840	1.1
May 15, 2026	2,407,645	-8.3%	968,524	2.5