Which has grown faster, QLYS or SLAB?

Over the past five years, QLYS grew revenue faster — QLYS at a 12.87% CAGR versus SLAB at 1.34%.

Is QLYS or SLAB more profitable?

QLYS runs the higher net margin — QLYS at 29.34% versus SLAB at -4.57%.

How have QLYS and SLAB total returns compared?

Over the past 10 years, QLYS delivered 17.24% and SLAB delivered 14.23% annualized total return. Past performance doesn't predict future results.

Qualys, Inc. (QLYS) vs Silicon Laboratories Inc. (SLAB)

A side-by-side comparison of Qualys, Inc. and Silicon Laboratories 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.

QLYS

Qualys, Inc.

$6.80B

$193.00TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

SLAB

Silicon Laboratories Inc.

$7.35B

$222.76TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

Total return — QLYS vs SLAB

growth of $100 · dividends reinvested · last 10y

QLYS +391.2% (+17.3%/yr)SLAB +295.6% (+14.7%/yr)QLYS compounded faster over this window

QLYS SLAB

QLYS vs SLAB: by the numbers

•SLAB is the larger company ($7.35B vs $6.80B market cap).
•QLYS is profitable (29.34% net margin) while SLAB runs a net loss (-4.57%).
•QLYS grew revenue faster over the past five years (12.87% vs 1.34% CAGR).

Metrics side by side

Valuation

Metric	QLYS	SLAB
P/E ratio	33.39	N/A
Forward P/E	24.64	76.62
PEG ratio	1.72	N/A
P/S ratio	9.65	8.58
P/B ratio	12.09	6.71
EV / EBITDA	25.78	730.33
FCF yield	4.62%	N/A

Profitability

Metric	QLYS	SLAB
Gross margin	83.45%	59.90%
Operating margin	34.61%	-3.76%
Net margin	29.34%	-4.57%
ROE	36.74%	-3.57%
ROIC	30.65%	-2.85%

Growth (annualized)

Metric	QLYS	SLAB
Revenue CAGR (5Y)	12.87%	1.34%
EPS CAGR (5Y)	18.60%	N/A
FCF CAGR (5Y)	12.05%	N/A
Total return CAGR (5Y)	10.97%	9.66%

Frequently asked

Which has grown faster, QLYS or SLAB?: Over the past five years, QLYS grew revenue faster — QLYS at a 12.87% CAGR versus SLAB at 1.34%.
Is QLYS or SLAB more profitable?: QLYS runs the higher net margin — QLYS at 29.34% versus SLAB at -4.57%.
How have QLYS and SLAB total returns compared?: Over the past 10 years, QLYS delivered 17.24% and SLAB delivered 14.23% annualized total return. Past performance doesn't predict future results.

Go deeper

Full QLYS analysis Full SLAB analysis Interactive comparison tool

Dig into the metrics

Qualys P/E ratio Qualys ROE Silicon Laboratories ROE Qualys operating margin Silicon Laboratories operating margin Qualys revenue growth Silicon Laboratories revenue growth Qualys free cash flow Silicon Laboratories free cash flow

Qualys & Silicon Laboratories appear in these rankings

Highest ROE Stocks Highest ROIC Stocks Highest Operating Margin Stocks Highest FCF Yield 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.