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

Ultragenyx Pharmaceutical Inc. is the larger business by last-quarter revenue ($207.3M vs $175.3M, roughly 1.2× QUALYS, INC.). QUALYS, INC. runs the higher net margin — 30.3% vs -62.0%, a 92.3% gap on every dollar of revenue. On growth, Ultragenyx Pharmaceutical Inc. posted the faster year-over-year revenue change (25.9% vs 10.1%). QUALYS, INC. produced more free cash flow last quarter ($74.9M vs $-100.8M). Over the past eight quarters, Ultragenyx Pharmaceutical Inc.'s revenue compounded faster (38.0% CAGR vs 9.6%).

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

Ultragenyx Pharmaceutical Inc. is an American biopharmaceutical company involved in the research and development of novel products for treatment of rare and ultra-rare genetic diseases for which there are typically no approved treatments and high unmet medical need. The company works with multiple drug modalities including biologics, small molecule, gene therapies, and ASO and mRNAs in the disease categories of bone, endocrine, metabolic, muscle and CNS diseases.

QLYS vs RARE — Head-to-Head

Bigger by revenue
RARE
RARE
1.2× larger
RARE
$207.3M
$175.3M
QLYS
Growing faster (revenue YoY)
RARE
RARE
+15.8% gap
RARE
25.9%
10.1%
QLYS
Higher net margin
QLYS
QLYS
92.3% more per $
QLYS
30.3%
-62.0%
RARE
More free cash flow
QLYS
QLYS
$175.7M more FCF
QLYS
$74.9M
$-100.8M
RARE
Faster 2-yr revenue CAGR
RARE
RARE
Annualised
RARE
38.0%
9.6%
QLYS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
QLYS
QLYS
RARE
RARE
Revenue
$175.3M
$207.3M
Net Profit
$53.1M
$-128.6M
Gross Margin
83.4%
Operating Margin
33.6%
-54.7%
Net Margin
30.3%
-62.0%
Revenue YoY
10.1%
25.9%
Net Profit YoY
20.9%
3.5%
EPS (diluted)
$1.47
$-1.28

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
QLYS
QLYS
RARE
RARE
Q4 25
$175.3M
$207.3M
Q3 25
$169.9M
$159.9M
Q2 25
$164.1M
$166.5M
Q1 25
$159.9M
$139.3M
Q4 24
$159.2M
$164.6M
Q3 24
$153.9M
$139.5M
Q2 24
$148.7M
$147.0M
Q1 24
$145.8M
$108.8M
Net Profit
QLYS
QLYS
RARE
RARE
Q4 25
$53.1M
$-128.6M
Q3 25
$50.3M
$-180.4M
Q2 25
$47.3M
$-115.0M
Q1 25
$47.5M
$-151.1M
Q4 24
$44.0M
$-133.2M
Q3 24
$46.2M
$-133.5M
Q2 24
$43.8M
$-131.6M
Q1 24
$39.7M
$-170.7M
Gross Margin
QLYS
QLYS
RARE
RARE
Q4 25
83.4%
Q3 25
83.6%
Q2 25
82.4%
Q1 25
81.9%
Q4 24
81.8%
Q3 24
81.3%
Q2 24
82.2%
Q1 24
81.3%
Operating Margin
QLYS
QLYS
RARE
RARE
Q4 25
33.6%
-54.7%
Q3 25
35.3%
-106.9%
Q2 25
31.3%
-64.8%
Q1 25
32.4%
-102.6%
Q4 24
31.0%
-74.3%
Q3 24
29.2%
-94.6%
Q2 24
32.3%
-79.1%
Q1 24
30.7%
-151.9%
Net Margin
QLYS
QLYS
RARE
RARE
Q4 25
30.3%
-62.0%
Q3 25
29.6%
-112.8%
Q2 25
28.8%
-69.0%
Q1 25
29.7%
-108.5%
Q4 24
27.6%
-80.9%
Q3 24
30.0%
-95.7%
Q2 24
29.4%
-89.5%
Q1 24
27.2%
-156.8%
EPS (diluted)
QLYS
QLYS
RARE
RARE
Q4 25
$1.47
$-1.28
Q3 25
$1.39
$-1.81
Q2 25
$1.29
$-1.17
Q1 25
$1.29
$-1.57
Q4 24
$1.19
$-1.34
Q3 24
$1.24
$-1.40
Q2 24
$1.17
$-1.52
Q1 24
$1.05
$-2.03

Balance Sheet & Financial Strength

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

Metric
QLYS
QLYS
RARE
RARE
Cash + ST InvestmentsLiquidity on hand
$250.3M
$421.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$561.2M
$-80.0M
Total Assets
$1.1B
$1.5B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
QLYS
QLYS
RARE
RARE
Q4 25
$250.3M
$421.0M
Q3 25
$225.3M
$202.5M
Q2 25
$194.0M
$176.3M
Q1 25
$290.7M
$127.1M
Q4 24
$232.2M
$174.0M
Q3 24
$235.4M
$150.6M
Q2 24
$281.2M
$480.7M
Q1 24
$273.8M
$112.3M
Stockholders' Equity
QLYS
QLYS
RARE
RARE
Q4 25
$561.2M
$-80.0M
Q3 25
$529.4M
$9.2M
Q2 25
$508.2M
$151.3M
Q1 25
$498.0M
$144.2M
Q4 24
$477.1M
$255.0M
Q3 24
$449.6M
$346.8M
Q2 24
$427.8M
$432.4M
Q1 24
$404.2M
$140.3M
Total Assets
QLYS
QLYS
RARE
RARE
Q4 25
$1.1B
$1.5B
Q3 25
$1.0B
$1.2B
Q2 25
$999.5M
$1.3B
Q1 25
$996.5M
$1.3B
Q4 24
$973.5M
$1.5B
Q3 24
$908.3M
$1.5B
Q2 24
$876.6M
$1.6B
Q1 24
$861.8M
$1.3B

Cash Flow & Capital Efficiency

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

Metric
QLYS
QLYS
RARE
RARE
Operating Cash FlowLast quarter
$75.7M
$-99.8M
Free Cash FlowOCF − Capex
$74.9M
$-100.8M
FCF MarginFCF / Revenue
42.8%
-48.6%
Capex IntensityCapex / Revenue
0.4%
0.5%
Cash ConversionOCF / Net Profit
1.42×
TTM Free Cash FlowTrailing 4 quarters
$304.4M
$-472.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
QLYS
QLYS
RARE
RARE
Q4 25
$75.7M
$-99.8M
Q3 25
$90.4M
$-91.4M
Q2 25
$33.8M
$-108.3M
Q1 25
$109.6M
$-166.5M
Q4 24
$47.7M
$-79.3M
Q3 24
$61.0M
$-67.0M
Q2 24
$49.8M
$-77.0M
Q1 24
$85.5M
$-190.7M
Free Cash Flow
QLYS
QLYS
RARE
RARE
Q4 25
$74.9M
$-100.8M
Q3 25
$89.5M
$-92.7M
Q2 25
$32.4M
$-110.7M
Q1 25
$107.5M
$-167.8M
Q4 24
$41.9M
$-79.5M
Q3 24
$57.6M
$-68.6M
Q2 24
$48.8M
$-79.0M
Q1 24
$83.5M
$-193.9M
FCF Margin
QLYS
QLYS
RARE
RARE
Q4 25
42.8%
-48.6%
Q3 25
52.7%
-58.0%
Q2 25
19.8%
-66.5%
Q1 25
67.3%
-120.5%
Q4 24
26.3%
-48.3%
Q3 24
37.4%
-49.2%
Q2 24
32.8%
-53.7%
Q1 24
57.2%
-178.2%
Capex Intensity
QLYS
QLYS
RARE
RARE
Q4 25
0.4%
0.5%
Q3 25
0.5%
0.8%
Q2 25
0.8%
1.5%
Q1 25
1.3%
1.0%
Q4 24
3.7%
0.1%
Q3 24
2.2%
1.2%
Q2 24
0.7%
1.4%
Q1 24
1.4%
3.0%
Cash Conversion
QLYS
QLYS
RARE
RARE
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
1.14×
Q1 24
2.15×

Financial Flow Comparison

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

Revenue Breakdown by Segment

QLYS
QLYS

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

RARE
RARE

Royalty$105.6M51%
Products$101.7M49%

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