Which has the lower trailing P/E, FN or ONTO?

FN has the lower trailing P/E: FN trades at 51.42 and ONTO at 132.02. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, FN or ONTO?

Over the past five years, FN grew revenue faster — FN at a 20.09% CAGR versus ONTO at 11.67%.

Is FN or ONTO more profitable?

ONTO runs the higher net margin — FN at 10.13% versus ONTO at 11.84%.

How have FN and ONTO total returns compared?

Over the past 10 years, FN delivered 31.06% and ONTO delivered 32.92% annualized total return. Past performance doesn't predict future results.

Fabrinet (FN) vs Onto Innovation Inc. (ONTO)

A side-by-side comparison of Fabrinet and Onto Innovation Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 18, 2026. Differences are shown without an overall score or investment verdict.

Fabrinet

$17.29B

$482.59TechnologyDelayed quote: Aug 18, 2026, 4:00 PM EDT

ONTO

Onto Innovation Inc.

$15.69B

$315.42TechnologyDelayed quote: Aug 18, 2026, 4:00 PM EDT

Total return — FN vs ONTO

growth of $100 · dividends reinvested · last 10y

FN +1398.3% (+31.1%/yr)ONTO +1623.1% (+32.9%/yr)ONTO compounded faster over this window

FN ONTO

FN vs ONTO: by the numbers

•FN is the larger company ($17.29B vs $15.69B market cap).
•FN trades at the lower trailing earnings multiple (51.42 vs 132.02 P/E), one valuation lens rather than an overall verdict.
•ONTO converts more revenue to profit (11.84% vs 10.13% net margin).
•FN grew revenue faster over the past five years (20.09% vs 11.67% CAGR).

Metrics side by side

Valuation

Metric	FN	ONTO
P/E ratio	51.42	132.02
Forward P/E	43.34	70.67
P/S ratio	5.12	15.58
P/B ratio	9.41	9.07
EV / EBITDA	44.83	71.68
FCF yield	0.21%	1.45%

Profitability

Metric	FN	ONTO
Gross margin	11.99%	50.36%
Operating margin	9.97%	12.48%
Net margin	10.13%	11.84%
ROE	19.15%	6.90%
ROIC	18.45%	5.18%

Growth (annualized)

Metric	FN	ONTO
Revenue CAGR (5Y)	20.09%	11.67%
EPS CAGR (5Y)	26.85%	-0.96%
FCF CAGR (5Y)	-42.20%	15.11%
Total return CAGR (5Y)	44.07%	39.17%

Frequently asked

Which has the lower trailing P/E, FN or ONTO?: FN has the lower trailing P/E: FN trades at 51.42 and ONTO at 132.02. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, FN or ONTO?: Over the past five years, FN grew revenue faster — FN at a 20.09% CAGR versus ONTO at 11.67%.
Is FN or ONTO more profitable?: ONTO runs the higher net margin — FN at 10.13% versus ONTO at 11.84%.
How have FN and ONTO total returns compared?: Over the past 10 years, FN delivered 31.06% and ONTO delivered 32.92% annualized total return. Past performance doesn't predict future results.

Go deeper

Full FN analysis Full ONTO analysis Interactive comparison tool

Dig into the metrics

Fabrinet P/E ratio Onto Innovation P/E ratio Fabrinet ROE Onto Innovation ROE Fabrinet operating margin Onto Innovation operating margin Fabrinet revenue growth Onto Innovation revenue growth Fabrinet free cash flow Onto Innovation free cash flow

Fabrinet & Onto Innovation appear in these rankings

Fastest Revenue Growth Stocks Highest ROIC Stocks Highest 10-Year Total Return Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified August 18, 2026.