AMBA vs ECX vs MBLY Stock Comparison

Ambarella, ECARX Holdings and Mobileye Global Prices as of Oct 27, 2026 Peers: Industry group
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
3 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
MBLY Mobileye Global Inc.
$6.87 -14.4% 1M -48.6% 1Y
Market cap
$5.62B
P/E
–
Revenue (TTM)
$2.02B
Div. yield
–
Autonomous Driving Technology
3 wins

Head to Head

8 decided of 12

Mobileye Global leads on 3 of the 12 questions below (Mobileye Global 3, Ambarella 3, ECARX Holdings 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMBAECXMBLYLeader
Larger companyMarket capitalisation $2.96B $254.61M $5.62B MBLY
Cheaper on earningsLower P/E, profitable companies only -52.4x -8.0x -1.4x –
Cheaper on forward earningsLower price / next fiscal year consensus EPS 87.2x — 14.6x MBLY
Faster revenue growthRevenue growth, trailing twelve months +20.0% +11.4% +5.0% AMBA
More profitableNet margin, trailing twelve months -13.5% -3.9% -201.5% 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% -65.3% -48.6% AMBA
Better 5-year returnAnnualised price return, 5 years -18.8%/yr -39.1%/yr — AMBA
Less volatileAnnualised volatility, 1 year 74.4% 82.7% 56.0% MBLY
Higher overall scoreMean of the five percentile scores vs peers 41/100 77/100 69/100 ECX

Percentile Scorecard

AMBAECXMBLY

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

AxisAMBAECXMBLY
Valuation 33 #63 of 94 100 #1 of 13 92 #2 of 13
Growth 54 #43 of 92 100 #1 of 12 36 #8 of 12
Profitability 26 #67 of 90 100 #1 of 12 91 #2 of 12
Financial Health 58 #42 of 99 8 #12 of 13 58 #6 of 13
Shareholder Returns 32 #50 of 73 – –
Overall 41 77 69
  • AMBA ranked among 103 companies in Semiconductors
  • ECX ranked among 14 companies in Robotics and Automation
  • MBLY 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

PeriodAMBAECXMBLYSPY
1 month -7.6%-24.8%-14.4% -0.2%
3 months -2.7%-24.1%-18.5% +3.9%
6 months +5.3%-28.1%-24.1% +8.2%
Year to date -5.3%-52.3%-34.2% +12.9%
1 year -22.4%-65.3%-48.6% +12.3%
3 years +43.4%-79.5%-80.4% +87.4%
3 years, per year +12.8%-41.1%-41.9% +23.3%
5 years -64.6%-91.6%— +67.9%
5 years, per year -18.8%-39.1%— +10.9%
10 years +9.3%—— +261.1%
10 years, per year +0.9%—— +13.7%

Risk

MeasureAMBAECXMBLYSPY
Volatility, 1Y 74.4%82.7%56.0% 12.7%
Downside volatility, 1Y 79.6%91.2%56.6% 12.7%
Beta vs S&P 500, 1Y 2.611.412.14 1.00
Return / volatility, 1Y -0.30-0.79-0.87 0.97
Max drawdown, 5Y -81.7%-92.6%-86.1% -25.4%
From 52-week high -29.7%-68.9%-48.8% -1.2%
52-week high $95.51$2.64$13.41 $779.14
52-week low $48.65$0.80$6.54 $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.

MultipleAMBAECXMBLY
P/E now vs peer median -52.4xmedian 45.6x -8.0x -1.4x
P/S now vs peer median 7.1xmedian 7.7x 0.3xmedian 18.7x 2.8xmedian 18.7x
EV/EBITDA now vs peer median -72.3xmedian 29.0x — -1.2x
P/FCF now vs peer median 304.8xmedian 40.6x —median 14.5x 14.5xmedian 14.5x
P/B now vs peer median 4.8xmedian 4.6x -1.0xmedian 1.1x 0.7xmedian 1.1x
PEG now vs peer median -2.67median 2.28 -0.17 0.01

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 monthsAMBAECXMBLY
Revenue $417.80M $881.30M $2.02B
Gross profit $244.50M $184.00M $955.00M
Operating income -$62.24M -$8.80M -$4.18B
Net income -$56.32M -$35.90M -$4.06B
Free cash flow $9.72M – $388.00M
R&D $228.69M $107.60M $1.12B
EPS (diluted) $-1.28 $-0.10 $-4.97
Cash & equivalents $101.85M $156.16M $1.31B
Total debt – $556.66M –
Shares (diluted) 44.01M 338.66M 818.00M
Enterprise value $1.80B -$23.24M -$487.34M

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
MetricAMBAECXMBLY
P/E -52.4x -8.0x -1.4x
P/FCF 304.8x – 14.5x
P/Operating cash flow 108.4x – 11.5x
P/S 7.1x 0.3x 2.8x
P/B 4.8x -1.0x 0.7x
P/Tangible book 5.3x -0.8x 0.8x
EV/EBITDA -72.3x – -1.2x
EV/EBIT -43.2x -74.4x -1.0x
EV/Revenue 6.4x 0.7x 2.1x
EV/FCF 276.8x – 11.1x
EV/Operating cash flow 98.5x – 8.8x
PEG (3Y EPS CAGR) -2.67 -0.17 0.01

Growth

14 metrics
MetricAMBAECXMBLY
Revenue growth (1Y) 20.0% 11.4% 5.0%
Revenue CAGR (3Y) 12.9% 15.7% 1.5%
Gross profit growth (1Y) 17.4% 29.9% 1.9%
Gross profit CAGR (3Y) 11.3% 6.1% 0.2%
Operating income growth (1Y) 36.9% 92.7% -35.4%
Operating income CAGR (3Y) 18.4% 63.2% -231.1%
Net income growth (1Y) 36.4% 74.6% -37.5%
Net income CAGR (3Y) 16.9% 41.5% -221.7%
EPS growth (1Y) 38.6% 74.4% -36.5%
EPS CAGR (3Y) 19.6% 47.8% -220.0%
Operating cash flow growth (1Y) -47.8% – -24.8%
Operating cash flow CAGR (3Y) 1.3% – -1.3%
Free cash flow growth (1Y) -73.7% – -34.1%
Free cash flow CAGR (3Y) -5.8% – -0.5%

Profitability

14 metrics
MetricAMBAECXMBLY
Gross margin 58.5% 20.9% 47.4%
EBITDA margin -8.9% – -180.9%
Operating margin -14.9% -1.0% -207.1%
Pretax margin -12.9% -2.2% -204.2%
Net margin -13.5% -3.9% -201.5%
FCF margin 2.3% – 19.2%
Operating cash flow margin 6.5% – 24.3%
Return on equity -9.2% – -49.6%
Return on assets -7.2% -4.2% -46.2%
Return on invested capital – -4.6% –
Return on capital employed -9.6% – -50.1%
Asset turnover 0.5x 1.0x 0.2x
Cash conversion (OCF / net income) -0.5x – -0.1x
Stock comp / revenue 21.9% – 15.6%

Financial Health

11 metrics
MetricAMBAECXMBLY
Debt / assets – 56.5% –
Debt / equity – -2.1x –
Net debt / EBITDA – – –
Debt / FCF – – –
Liabilities / assets 20.5% 127.0% 7.1%
Equity / assets 79.5% -27.0% 92.9%
Interest coverage – -0.3x –
Current ratio 2.8x 0.7x 4.6x
Quick ratio 2.2x 0.5x 3.4x
Cash ratio 2.0x 0.2x 2.9x
Altman Z-score 11.15 -1.07 3.10

Shareholder Returns

7 metrics
MetricAMBAECXMBLY
Dividend yield – – –
Net buyback yield -0.1% – –
Shareholder yield -0.1% – –
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.

ConsensusAMBAECXMBLY
Forward P/E 87.2xFY2026 – 14.6xFY2026
EPS, next fiscal year $0.77FY2026 $-0.02FY2026 $0.47FY2026
EPS growth, next FY +24.2%FY2026 – +30.6%FY2026
EPS growth, the year after +40.3% – +2.1%
Revenue, next fiscal year $454.23MFY2026 $1.10BFY2026 $2.11BFY2026
Revenue growth, next FY +16.3%FY2026 +31.2%FY2026 +11.7%FY2026
Revenue growth, the year after +3.4% +25.0% +7.9%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMBAECXMBLY
Held by institutions 81.7% 5.2% 76.0%
Institutions holding 337 39 294
Change in shares held, QoQ -1.5% +3.3% +0.6%
Institutions buying 203 23 169
Institutions selling 89 8 82
Buyers to sellers 2.28 2.88 2.06

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.

AMBAECXMBLY
AMBA 1.00 0.08 0.35
ECX 0.08 1.00 0.25
MBLY 0.35 0.25 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMBA, ECX and MBLY?

Mobileye Global (MBLY) is the largest by market capitalisation: Ambarella (AMBA) $2.96B, ECARX Holdings (ECX) $254.61M, Mobileye Global (MBLY) $5.62B.

Which company is growing faster?

Ambarella (AMBA) grew revenue fastest over the trailing twelve months: Ambarella (AMBA) +20.0%, ECARX Holdings (ECX) +11.4%, Mobileye Global (MBLY) +5.0%.

Which company is more profitable?

ECARX Holdings (ECX) has the highest net margin (Ambarella (AMBA) -13.5%, ECARX Holdings (ECX) -3.9%, Mobileye Global (MBLY) -201.5%).

Which stock has performed better?

Over the past year Ambarella (AMBA) returned the most: Ambarella (AMBA) -22.4%, ECARX Holdings (ECX) -65.3%, Mobileye Global (MBLY) -48.6%. Over five years, Ambarella (AMBA) compounded fastest (Ambarella (AMBA) -18.8%/yr, ECARX Holdings (ECX) -39.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Mobileye Global (MBLY) has been the steadiest (Ambarella (AMBA) 74.4%, ECARX Holdings (ECX) 82.7%, Mobileye Global (MBLY) 56.0%). Volatility measures how widely the price swings, not the risk of the business.

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

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Mobileye Global (MBLY) leads on 3. 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.