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Side-by-side financial comparison of PubMatic, Inc. (PUBM) and QUALYS, INC. (QLYS). Click either name above to swap in a different company.

QUALYS, INC. is the larger business by last-quarter revenue ($175.3M vs $80.0M, roughly 2.2× PubMatic, Inc.). On growth, QUALYS, INC. posted the faster year-over-year revenue change (10.1% vs -6.4%). QUALYS, INC. produced more free cash flow last quarter ($74.9M vs $11.3M). Over the past eight quarters, QUALYS, INC.'s revenue compounded faster (9.6% CAGR vs 9.5%).

PubMatic, Inc. develops and implements online advertising software and strategies for the digital publishing and advertising industry. PubMatic's sell-side, real-time programmatic ad transaction advertising software puts publishers of websites, videos, and mobile apps into contact with ad buyers by using automated systems, while allowing users to opt-out of having their personal information collected on internet searches. PubMatic has a number of offices in countries around the world.

Qualys, Inc. is an American technology firm based in Foster City, California, specializing in cloud security, compliance and related services.

PUBM vs QLYS — Head-to-Head

Bigger by revenue
QLYS
QLYS
2.2× larger
QLYS
$175.3M
$80.0M
PUBM
Growing faster (revenue YoY)
QLYS
QLYS
+16.5% gap
QLYS
10.1%
-6.4%
PUBM
More free cash flow
QLYS
QLYS
$63.7M more FCF
QLYS
$74.9M
$11.3M
PUBM
Faster 2-yr revenue CAGR
QLYS
QLYS
Annualised
QLYS
9.6%
9.5%
PUBM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
PUBM
PUBM
QLYS
QLYS
Revenue
$80.0M
$175.3M
Net Profit
$53.1M
Gross Margin
68.2%
83.4%
Operating Margin
10.6%
33.6%
Net Margin
30.3%
Revenue YoY
-6.4%
10.1%
Net Profit YoY
20.9%
EPS (diluted)
$0.14
$1.47

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
PUBM
PUBM
QLYS
QLYS
Q4 25
$80.0M
$175.3M
Q3 25
$68.0M
$169.9M
Q2 25
$71.1M
$164.1M
Q1 25
$63.8M
$159.9M
Q4 24
$85.5M
$159.2M
Q3 24
$71.8M
$153.9M
Q2 24
$67.3M
$148.7M
Q1 24
$66.7M
$145.8M
Net Profit
PUBM
PUBM
QLYS
QLYS
Q4 25
$53.1M
Q3 25
$-6.5M
$50.3M
Q2 25
$-5.2M
$47.3M
Q1 25
$-9.5M
$47.5M
Q4 24
$44.0M
Q3 24
$-912.0K
$46.2M
Q2 24
$2.0M
$43.8M
Q1 24
$-2.5M
$39.7M
Gross Margin
PUBM
PUBM
QLYS
QLYS
Q4 25
68.2%
83.4%
Q3 25
62.6%
83.6%
Q2 25
62.6%
82.4%
Q1 25
59.9%
81.9%
Q4 24
70.8%
81.8%
Q3 24
64.5%
81.3%
Q2 24
62.6%
82.2%
Q1 24
61.9%
81.3%
Operating Margin
PUBM
PUBM
QLYS
QLYS
Q4 25
10.6%
33.6%
Q3 25
-12.4%
35.3%
Q2 25
-7.7%
31.3%
Q1 25
-18.6%
32.4%
Q4 24
17.3%
31.0%
Q3 24
-1.9%
29.2%
Q2 24
-5.9%
32.3%
Q1 24
-8.3%
30.7%
Net Margin
PUBM
PUBM
QLYS
QLYS
Q4 25
30.3%
Q3 25
-9.5%
29.6%
Q2 25
-7.3%
28.8%
Q1 25
-14.9%
29.7%
Q4 24
27.6%
Q3 24
-1.3%
30.0%
Q2 24
2.9%
29.4%
Q1 24
-3.7%
27.2%
EPS (diluted)
PUBM
PUBM
QLYS
QLYS
Q4 25
$0.14
$1.47
Q3 25
$-0.14
$1.39
Q2 25
$-0.11
$1.29
Q1 25
$-0.20
$1.29
Q4 24
$0.26
$1.19
Q3 24
$-0.02
$1.24
Q2 24
$0.04
$1.17
Q1 24
$-0.05
$1.05

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
PUBM
PUBM
QLYS
QLYS
Cash + ST InvestmentsLiquidity on hand
$145.5M
$250.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$262.6M
$561.2M
Total Assets
$680.2M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PUBM
PUBM
QLYS
QLYS
Q4 25
$145.5M
$250.3M
Q3 25
$136.5M
$225.3M
Q2 25
$90.5M
$194.0M
Q1 25
$101.8M
$290.7M
Q4 24
$100.5M
$232.2M
Q3 24
$78.9M
$235.4M
Q2 24
$73.5M
$281.2M
Q1 24
$80.2M
$273.8M
Stockholders' Equity
PUBM
PUBM
QLYS
QLYS
Q4 25
$262.6M
$561.2M
Q3 25
$245.1M
$529.4M
Q2 25
$243.3M
$508.2M
Q1 25
$275.6M
$498.0M
Q4 24
$277.3M
$477.1M
Q3 24
$263.2M
$449.6M
Q2 24
$282.7M
$427.8M
Q1 24
$288.7M
$404.2M
Total Assets
PUBM
PUBM
QLYS
QLYS
Q4 25
$680.2M
$1.1B
Q3 25
$676.2M
$1.0B
Q2 25
$675.2M
$999.5M
Q1 25
$668.6M
$996.5M
Q4 24
$739.5M
$973.5M
Q3 24
$689.1M
$908.3M
Q2 24
$673.1M
$876.6M
Q1 24
$626.2M
$861.8M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
PUBM
PUBM
QLYS
QLYS
Operating Cash FlowLast quarter
$18.2M
$75.7M
Free Cash FlowOCF − Capex
$11.3M
$74.9M
FCF MarginFCF / Revenue
14.1%
42.8%
Capex IntensityCapex / Revenue
8.6%
0.4%
Cash ConversionOCF / Net Profit
1.42×
TTM Free Cash FlowTrailing 4 quarters
$66.7M
$304.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PUBM
PUBM
QLYS
QLYS
Q4 25
$18.2M
$75.7M
Q3 25
$32.4M
$90.4M
Q2 25
$14.9M
$33.8M
Q1 25
$15.6M
$109.6M
Q4 24
$18.0M
$47.7M
Q3 24
$19.1M
$61.0M
Q2 24
$11.9M
$49.8M
Q1 24
$24.3M
$85.5M
Free Cash Flow
PUBM
PUBM
QLYS
QLYS
Q4 25
$11.3M
$74.9M
Q3 25
$27.7M
$89.5M
Q2 25
$13.6M
$32.4M
Q1 25
$14.2M
$107.5M
Q4 24
$13.7M
$41.9M
Q3 24
$7.4M
$57.6M
Q2 24
$11.2M
$48.8M
Q1 24
$23.5M
$83.5M
FCF Margin
PUBM
PUBM
QLYS
QLYS
Q4 25
14.1%
42.8%
Q3 25
40.8%
52.7%
Q2 25
19.1%
19.8%
Q1 25
22.2%
67.3%
Q4 24
16.1%
26.3%
Q3 24
10.3%
37.4%
Q2 24
16.7%
32.8%
Q1 24
35.2%
57.2%
Capex Intensity
PUBM
PUBM
QLYS
QLYS
Q4 25
8.6%
0.4%
Q3 25
6.9%
0.5%
Q2 25
1.9%
0.8%
Q1 25
2.3%
1.3%
Q4 24
5.1%
3.7%
Q3 24
16.3%
2.2%
Q2 24
1.1%
0.7%
Q1 24
1.2%
1.4%
Cash Conversion
PUBM
PUBM
QLYS
QLYS
Q4 25
1.42×
Q3 25
1.80×
Q2 25
0.71×
Q1 25
2.31×
Q4 24
1.09×
Q3 24
1.32×
Q2 24
6.06×
1.14×
Q1 24
2.15×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

PUBM
PUBM

Segment breakdown not available.

QLYS
QLYS

Sales Channel Through Intermediary$88.6M51%
Sales Channel Directly To Consumer$86.7M49%

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