Which has grown faster, ATOM or OSS?

Over the past five years, ATOM grew revenue faster — ATOM at a 0.95% CAGR versus OSS at -15.85%.

Is ATOM or OSS more profitable?

OSS runs the higher net margin — ATOM at -9742.17% versus OSS at 5.53%.

How have ATOM and OSS total returns compared?

Over the past 5 years, ATOM delivered -27.55% and OSS delivered 10.71% annualized total return. Past performance doesn't predict future results.

Atomera Incorporated (ATOM) vs One Stop Systems, Inc. (OSS)

A side-by-side comparison of Atomera Incorporated and One Stop Systems, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

ATOM

Atomera Incorporated

$179M

$4.62TechnologyDelayed quote: Oct 5, 2026, 4:00 PM EDT

OSS

One Stop Systems, Inc.

$206M

$8.33TechnologyDelayed quote: Oct 5, 2026, 4:00 PM EDT

Total return — ATOM vs OSS

growth of $100 · dividends reinvested · last 9y

ATOM -24.9% (-3.1%/yr)OSS +70.7% (+6.1%/yr)OSS compounded faster over this window

ATOM OSS

ATOM vs OSS: by the numbers

•OSS is the larger company ($206M vs $179M market cap).
•OSS is profitable (5.53% net margin) while ATOM runs a net loss (-9742.17%).
•ATOM grew revenue faster over the past five years (0.95% vs -15.85% CAGR).

Metrics side by side

Valuation

Metric	ATOM	OSS
P/E ratio	N/A	82.07
P/S ratio	777.70	8.87
P/B ratio	4.82	5.34

Profitability

Metric	ATOM	OSS
Gross margin	-393.85%	46.53%
Operating margin	-32496.92%	-10.49%
Net margin	-9742.17%	5.53%
ROE	-60.44%	3.33%
ROIC	-61.92%	-20.01%

Growth (annualized)

Metric	ATOM	OSS
Revenue CAGR (5Y)	0.95%	-15.85%
Total return CAGR (5Y)	-27.55%	10.71%

Frequently asked

Which has grown faster, ATOM or OSS?: Over the past five years, ATOM grew revenue faster — ATOM at a 0.95% CAGR versus OSS at -15.85%.
Is ATOM or OSS more profitable?: OSS runs the higher net margin — ATOM at -9742.17% versus OSS at 5.53%.
How have ATOM and OSS total returns compared?: Over the past 5 years, ATOM delivered -27.55% and OSS delivered 10.71% annualized total return. Past performance doesn't predict future results.

Go deeper

Full ATOM analysis Full OSS analysis Interactive comparison tool

Dig into the metrics

One Stop Systems P/E ratio Atomera ROE One Stop Systems ROE Atomera operating margin One Stop Systems operating margin Atomera revenue growth One Stop Systems revenue growth Atomera free cash flow One Stop Systems free cash flow

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 6, 2026.