Is FISN or FN more profitable?

FN runs the higher net margin — FISN at 0.00% versus FN at 10.19%.

Deep Fission, Inc. (FISN) vs Fabrinet (FN)

A side-by-side comparison of Deep Fission, Inc. and Fabrinet across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 11, 2026. Differences are shown without an overall score or investment verdict.

Different business models: FISN is classified in Industrials; FN is classified in Technology. Margin, capital intensity, and valuation differences should be interpreted in that sector context.

FISN

Deep Fission, Inc.

$432M

$7.16IndustrialsDelayed quote: Sep 11, 2026, 4:00 PM EDT

Fabrinet

$14.85B

$414.58TechnologyDelayed quote: Sep 11, 2026, 4:00 PM EDT

Total return — FISN vs FN

growth of $100 · dividends reinvested · last 1y

FISN -53.6% (-53.6%/yr)FN -33.9% (-33.9%/yr)FN compounded faster over this window

FISN FN

FISN vs FN: by the numbers

•FN is the larger company ($14.85B vs $432M market cap).
•FN is profitable (10.19% net margin) while FISN runs a net loss (0.00%).

Metrics side by side

Valuation

Metric	FISN	FN
P/E ratio	N/A	31.77
Forward P/E	N/A	22.78
P/S ratio	N/A	3.20
P/B ratio	4.37	6.05
EV / EBITDA	N/A	27.26
FCF yield	N/A	0.02%

Profitability

Metric	FISN	FN
Gross margin	0.00%	11.99%
Operating margin	0.00%	9.97%
Net margin	0.00%	10.19%
ROE	-107.56%	19.27%
ROIC	-72.19%	15.72%

Growth (annualized)

Metric	FISN	FN
Revenue CAGR (5Y)	N/A	20.09%
EPS CAGR (5Y)	N/A	26.85%
FCF CAGR (5Y)	N/A	-45.70%
Total return CAGR (5Y)	N/A	31.31%

Frequently asked

Is FISN or FN more profitable?: FN runs the higher net margin — FISN at 0.00% versus FN at 10.19%.

Go deeper

Full FISN analysis Full FN analysis Interactive comparison tool

Dig into the metrics

Fabrinet P/E ratio Deep Fission ROE Fabrinet ROE Deep Fission operating margin Fabrinet operating margin Deep Fission revenue growth Fabrinet revenue growth Deep Fission free cash flow Fabrinet free cash flow

Deep Fission & Fabrinet 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 September 11, 2026.