AMBA vs AUR vs ECX Stock Comparison

Ambarella, Aurora Innovation and ECARX Holdings Prices as of Oct 27, 2026 Peers: Industry group
1 more company in this comparison (NVDA) Create a free account to keep reading and compare up to 10 companies.
AMBA Ambarella Inc
$67.12 -7.6% 1M -22.4% 1Y
Market cap
$2.96B
P/E
–
Revenue (TTM)
$417.80M
Div. yield
–
Semiconductor Design Technology
AUR Aurora Innovation, Inc.
$5.12 -15.2% 1M -2.8% 1Y
Market cap
$10.23B
P/E
–
Revenue (TTM)
$5.00M
Div. yield
–
Autonomous Driving Technology
5 wins
ECX ECARX Holdings Inc.
$0.82 -24.8% 1M -65.3% 1Y
Market cap
$254.61M
P/E
–
Revenue (TTM)
$881.30M
Div. yield
–
Autonomous Driving Technology
2 wins

Head to Head

7 decided of 12

Aurora Innovation leads on 5 of the 12 questions below (Aurora Innovation 5, ECARX Holdings 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMBAAURECXLeader
Larger companyMarket capitalisation $2.96B $10.23B $254.61M AUR
Cheaper on earningsLower P/E, profitable companies only -52.4x -11.2x -8.0x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 87.2x — — –
Faster revenue growthRevenue growth, trailing twelve months +20.0% +400.0% +11.4% AUR
More profitableNet margin, trailing twelve months -13.5% -18,000.0% -3.9% ECX
Better return on capitalReturn on invested capital — — -4.6% –
Less leveragedLower net debt / EBITDA — — — –
Higher dividend yieldTrailing dividend yield — — — –
Better 1-year returnPrice return, last 12 months -22.4% -2.8% -65.3% AUR
Better 5-year returnAnnualised price return, 5 years -18.8%/yr -12.5%/yr -39.1%/yr AUR
Less volatileAnnualised volatility, 1 year 74.4% 67.0% 82.7% AUR
Higher overall scoreMean of the five percentile scores vs peers 41/100 43/100 77/100 ECX

Percentile Scorecard

AMBAAURECX

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAMBAAURECX
Valuation 33 #63 of 94 33 #9 of 13 100 #1 of 13
Growth 54 #43 of 92 55 #6 of 12 100 #1 of 12
Profitability 26 #67 of 90 9 #11 of 12 100 #1 of 12
Financial Health 58 #42 of 99 75 #4 of 13 8 #12 of 13
Shareholder Returns 32 #50 of 73 – –
Overall 41 43 77
  • AMBA ranked among 103 companies in Semiconductors
  • AUR ranked among 14 companies in Robotics and Automation
  • ECX ranked among 14 companies in Robotics and Automation

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAMBAAURECXSPY
1 month -7.6%-15.2%-24.8% -0.2%
3 months -2.7%-17.6%-24.1% +3.9%
6 months +5.3%+3.4%-28.1% +8.2%
Year to date -5.3%+33.3%-52.3% +12.9%
1 year -22.4%-2.8%-65.3% +12.3%
3 years +43.4%+197.7%-79.5% +87.4%
3 years, per year +12.8%+43.9%-41.1% +23.3%
5 years -64.6%-48.7%-91.6% +67.9%
5 years, per year -18.8%-12.5%-39.1% +10.9%
10 years +9.3%—— +261.1%
10 years, per year +0.9%—— +13.7%

Risk

MeasureAMBAAURECXSPY
Volatility, 1Y 74.4%67.0%82.7% 12.7%
Downside volatility, 1Y 79.6%67.9%91.2% 12.7%
Beta vs S&P 500, 1Y 2.612.971.41 1.00
Return / volatility, 1Y -0.30-0.04-0.79 0.97
Max drawdown, 5Y -81.7%-93.3%-92.6% -25.4%
From 52-week high -29.7%-39.0%-68.9% -1.2%
52-week high $95.51$8.40$2.64 $779.14
52-week low $48.65$3.77$0.80 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAMBAAURECX
P/E now vs peer median -52.4xmedian 45.6x -11.2x -8.0x
P/S now vs peer median 7.1xmedian 7.7x 2,046xmedian 18.7x 0.3xmedian 18.7x
EV/EBITDA now vs peer median -72.3xmedian 29.0x -9.6x —
P/FCF now vs peer median 304.8xmedian 40.6x -13.6xmedian 14.5x —median 14.5x
P/B now vs peer median 4.8xmedian 4.6x 5.2xmedian 1.1x -1.0xmedian 1.1x
PEG now vs peer median -2.67median 2.28 -0.34 -0.17

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAMBAAURECX
Revenue $417.80M $5.00M $881.30M
Gross profit $244.50M -$20.00M $184.00M
Operating income -$62.24M -$970.00M -$8.80M
Net income -$56.32M -$900.00M -$35.90M
Free cash flow $9.72M -$751.00M –
R&D $228.69M $779.00M $107.60M
EPS (diluted) $-1.28 $-0.46 $-0.10
Cash & equivalents $101.85M $136.00M $156.16M
Total debt – – $556.66M
Shares (diluted) 44.01M 1.98B 338.66M
Enterprise value $1.80B $5.26B -$23.24M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAMBAAURECX
P/E -52.4x -11.2x -8.0x
P/FCF 304.8x -13.6x –
P/Operating cash flow 108.4x -15.1x –
P/S 7.1x 2,046x 0.3x
P/B 4.8x 5.2x -1.0x
P/Tangible book 5.3x 7.7x -0.8x
EV/EBITDA -72.3x -9.6x –
EV/EBIT -43.2x -9.3x -74.4x
EV/Revenue 6.4x 1,803x 0.7x
EV/FCF 276.8x -12.0x –
EV/Operating cash flow 98.5x -13.3x –
PEG (3Y EPS CAGR) -2.67 -0.34 -0.17

Growth

14 metrics
MetricAMBAAURECX
Revenue growth (1Y) 20.0% 400.0% 11.4%
Revenue CAGR (3Y) 12.9% -40.7% 15.7%
Gross profit growth (1Y) 17.4% -400.0% 29.9%
Gross profit CAGR (3Y) 11.3% – 6.1%
Operating income growth (1Y) 36.9% -16.0% 92.7%
Operating income CAGR (3Y) 18.4% 19.0% 63.2%
Net income growth (1Y) 36.4% -11.1% 74.6%
Net income CAGR (3Y) 16.9% 20.1% 41.5%
EPS growth (1Y) 38.6% -0.4% 74.4%
EPS CAGR (3Y) 19.6% 32.8% 47.8%
Operating cash flow growth (1Y) -47.8% -18.9% –
Operating cash flow CAGR (3Y) 1.3% -4.4% –
Free cash flow growth (1Y) -73.7% -25.0% –
Free cash flow CAGR (3Y) -5.8% -6.4% –

Profitability

14 metrics
MetricAMBAAURECX
Gross margin 58.5% -400.0% 20.9%
EBITDA margin -8.9% -18,780% –
Operating margin -14.9% -19,400% -1.0%
Pretax margin -12.9% -18,000% -2.2%
Net margin -13.5% -18,000% -3.9%
FCF margin 2.3% -15,020% –
Operating cash flow margin 6.5% -13,580% –
Return on equity -9.2% -46.0% –
Return on assets -7.2% -41.4% -4.2%
Return on invested capital – – -4.6%
Return on capital employed -9.6% -47.0% –
Asset turnover 0.5x 0.0x 1.0x
Cash conversion (OCF / net income) -0.5x 0.8x –
Stock comp / revenue 21.9% 4,100% –

Financial Health

11 metrics
MetricAMBAAURECX
Debt / assets – – 56.5%
Debt / equity – – -2.1x
Net debt / EBITDA – – –
Debt / FCF – – –
Liabilities / assets 20.5% 9.9% 127.0%
Equity / assets 79.5% 90.1% -27.0%
Interest coverage – – -0.3x
Current ratio 2.8x 11.4x 0.7x
Quick ratio 2.2x 11.1x 0.5x
Cash ratio 2.0x 11.1x 0.2x
Altman Z-score 11.15 24.18 -1.07

Shareholder Returns

7 metrics
MetricAMBAAURECX
Dividend yield – – –
Net buyback yield -0.1% -7.2% –
Shareholder yield -0.1% -7.2% –
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAMBAAURECX
Forward P/E 87.2xFY2026 – –
EPS, next fiscal year $0.77FY2026 $-0.51FY2026 $-0.02FY2026
EPS growth, next FY +24.2%FY2026 – –
EPS growth, the year after +40.3% – –
Revenue, next fiscal year $454.23MFY2026 $14.39MFY2026 $1.10BFY2026
Revenue growth, next FY +16.3%FY2026 +379.8%FY2026 +31.2%FY2026
Revenue growth, the year after +3.4% +1,192.9% +25.0%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMBAAURECX
Held by institutions 81.7% 99.2% 5.2%
Institutions holding 337 460 39
Change in shares held, QoQ -1.5% +3.8% +3.3%
Institutions buying 203 279 23
Institutions selling 89 100 8
Buyers to sellers 2.28 2.79 2.88

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AMBAAURECX
AMBA 1.00 0.33 0.08
AUR 0.33 1.00 0.17
ECX 0.08 0.17 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMBA, AUR and ECX?

Aurora Innovation (AUR) is the largest by market capitalisation: Ambarella (AMBA) $2.96B, Aurora Innovation (AUR) $10.23B, ECARX Holdings (ECX) $254.61M.

Which company is growing faster?

Aurora Innovation (AUR) grew revenue fastest over the trailing twelve months: Ambarella (AMBA) +20.0%, Aurora Innovation (AUR) +400.0%, ECARX Holdings (ECX) +11.4%.

Which company is more profitable?

ECARX Holdings (ECX) has the highest net margin (Ambarella (AMBA) -13.5%, Aurora Innovation (AUR) -18,000.0%, ECARX Holdings (ECX) -3.9%).

Which stock has performed better?

Over the past year Aurora Innovation (AUR) returned the most: Ambarella (AMBA) -22.4%, Aurora Innovation (AUR) -2.8%, ECARX Holdings (ECX) -65.3%. Over five years, Aurora Innovation (AUR) compounded fastest (Ambarella (AMBA) -18.8%/yr, Aurora Innovation (AUR) -12.5%/yr, ECARX Holdings (ECX) -39.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Aurora Innovation (AUR) has been the steadiest (Ambarella (AMBA) 74.4%, Aurora Innovation (AUR) 67.0%, ECARX Holdings (ECX) 82.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMBA, AUR and ECX?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Aurora Innovation (AUR) leads on 5. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.