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

FN has the lower trailing P/E: FN trades at 35.53 and ONTO at 123.22. 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 10.19% versus ONTO at 11.84%.

How have FN and ONTO total returns compared?

Over the past 10 years, FN delivered 26.37% and ONTO delivered 30.80% 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 October 2, 2026. Differences are shown without an overall score or investment verdict.

Fabrinet

$16.61B

$463.69TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

ONTO

Onto Innovation Inc.

$16.30B

$327.77TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

Total return — FN vs ONTO

growth of $100 · dividends reinvested · last 10y

FN +930.7% (+26.3%/yr)ONTO +1369.2% (+30.8%/yr)ONTO compounded faster over this window

FN ONTO

FN vs ONTO: by the numbers

•FN is the larger company ($16.61B vs $16.30B market cap).
•FN trades at the lower trailing earnings multiple (35.53 vs 123.22 P/E), one valuation lens rather than an overall verdict.
•ONTO converts more revenue to profit (11.84% vs 10.19% 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	35.53	123.22
Forward P/E	25.47	40.39
PEG ratio	1.32	N/A
P/S ratio	3.58	14.56
P/B ratio	6.77	8.48
EV / EBITDA	30.56	67.05
FCF yield	0.02%	1.55%

Profitability

Metric	FN	ONTO
Gross margin	11.99%	50.36%
Operating margin	9.97%	12.48%
Net margin	10.19%	11.84%
ROE	19.27%	6.90%
ROIC	15.72%	3.42%

Growth (annualized)

Metric	FN	ONTO
Revenue CAGR (5Y)	20.09%	11.67%
EPS CAGR (5Y)	26.85%	-0.96%
FCF CAGR (5Y)	-45.70%	15.11%
Total return CAGR (5Y)	34.67%	35.00%

Frequently asked

Which has the lower trailing P/E, FN or ONTO?: FN has the lower trailing P/E: FN trades at 35.53 and ONTO at 123.22. 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 10.19% versus ONTO at 11.84%.
How have FN and ONTO total returns compared?: Over the past 10 years, FN delivered 26.37% and ONTO delivered 30.80% 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 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 October 2, 2026.