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Side-by-side financial comparison of CareDx, Inc. (CDNA) 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 $117.7M, roughly 1.5× CareDx, Inc.). QUALYS, INC. runs the higher net margin — 30.3% vs 2.4%, a 27.9% gap on every dollar of revenue. On growth, CareDx, Inc. posted the faster year-over-year revenue change (39.0% vs 10.1%). QUALYS, INC. produced more free cash flow last quarter ($74.9M vs $514.0K). Over the past eight quarters, CareDx, Inc.'s revenue compounded faster (12.9% CAGR vs 9.6%).

CareDx, Inc. is a leading precision medicine company dedicated to organ transplant patient care. It develops and commercializes diagnostic tests for rejection surveillance, digital health management tools, and supportive clinical services, catering to transplant clinicians, patients, and healthcare systems across North America and European core markets.

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

CDNA vs QLYS — Head-to-Head

Bigger by revenue
QLYS
QLYS
1.5× larger
QLYS
$175.3M
$117.7M
CDNA
Growing faster (revenue YoY)
CDNA
CDNA
+28.9% gap
CDNA
39.0%
10.1%
QLYS
Higher net margin
QLYS
QLYS
27.9% more per $
QLYS
30.3%
2.4%
CDNA
More free cash flow
QLYS
QLYS
$74.4M more FCF
QLYS
$74.9M
$514.0K
CDNA
Faster 2-yr revenue CAGR
CDNA
CDNA
Annualised
CDNA
12.9%
9.6%
QLYS

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CDNA
CDNA
QLYS
QLYS
Revenue
$117.7M
$175.3M
Net Profit
$2.8M
$53.1M
Gross Margin
83.4%
Operating Margin
33.6%
Net Margin
2.4%
30.3%
Revenue YoY
39.0%
10.1%
Net Profit YoY
20.9%
EPS (diluted)
$0.05
$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
CDNA
CDNA
QLYS
QLYS
Q1 26
$117.7M
Q4 25
$108.4M
$175.3M
Q3 25
$100.1M
$169.9M
Q2 25
$86.7M
$164.1M
Q1 25
$84.7M
$159.9M
Q4 24
$86.6M
$159.2M
Q3 24
$82.9M
$153.9M
Q2 24
$92.3M
$148.7M
Net Profit
CDNA
CDNA
QLYS
QLYS
Q1 26
$2.8M
Q4 25
$-4.1M
$53.1M
Q3 25
$1.7M
$50.3M
Q2 25
$-8.6M
$47.3M
Q1 25
$-10.4M
$47.5M
Q4 24
$87.7M
$44.0M
Q3 24
$-10.6M
$46.2M
Q2 24
$-4.6M
$43.8M
Gross Margin
CDNA
CDNA
QLYS
QLYS
Q1 26
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%
Operating Margin
CDNA
CDNA
QLYS
QLYS
Q1 26
Q4 25
-5.6%
33.6%
Q3 25
-0.2%
35.3%
Q2 25
-12.8%
31.3%
Q1 25
-15.8%
32.4%
Q4 24
97.5%
31.0%
Q3 24
-16.6%
29.2%
Q2 24
-7.9%
32.3%
Net Margin
CDNA
CDNA
QLYS
QLYS
Q1 26
2.4%
Q4 25
-3.8%
30.3%
Q3 25
1.7%
29.6%
Q2 25
-9.9%
28.8%
Q1 25
-12.2%
29.7%
Q4 24
101.3%
27.6%
Q3 24
-12.8%
30.0%
Q2 24
-5.0%
29.4%
EPS (diluted)
CDNA
CDNA
QLYS
QLYS
Q1 26
$0.05
Q4 25
$-0.08
$1.47
Q3 25
$0.03
$1.39
Q2 25
$-0.16
$1.29
Q1 25
$-0.19
$1.29
Q4 24
$1.60
$1.19
Q3 24
$-0.20
$1.24
Q2 24
$-0.09
$1.17

Balance Sheet & Financial Strength

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

Metric
CDNA
CDNA
QLYS
QLYS
Cash + ST InvestmentsLiquidity on hand
$77.9M
$250.3M
Total DebtLower is stronger
Stockholders' EquityBook value
$561.2M
Total Assets
$411.1M
$1.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CDNA
CDNA
QLYS
QLYS
Q1 26
$77.9M
Q4 25
$177.2M
$250.3M
Q3 25
$194.2M
$225.3M
Q2 25
$186.3M
$194.0M
Q1 25
$230.9M
$290.7M
Q4 24
$260.7M
$232.2M
Q3 24
$240.9M
$235.4M
Q2 24
$228.9M
$281.2M
Total Debt
CDNA
CDNA
QLYS
QLYS
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$0
Q2 24
$0
Stockholders' Equity
CDNA
CDNA
QLYS
QLYS
Q1 26
Q4 25
$303.1M
$561.2M
Q3 25
$311.1M
$529.4M
Q2 25
$327.4M
$508.2M
Q1 25
$379.3M
$498.0M
Q4 24
$378.4M
$477.1M
Q3 24
$273.2M
$449.6M
Q2 24
$264.7M
$427.8M
Total Assets
CDNA
CDNA
QLYS
QLYS
Q1 26
$411.1M
Q4 25
$413.2M
$1.1B
Q3 25
$432.3M
$1.0B
Q2 25
$444.3M
$999.5M
Q1 25
$489.6M
$996.5M
Q4 24
$491.1M
$973.5M
Q3 24
$477.0M
$908.3M
Q2 24
$466.8M
$876.6M
Debt / Equity
CDNA
CDNA
QLYS
QLYS
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.00×
Q2 24
0.00×

Cash Flow & Capital Efficiency

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

Metric
CDNA
CDNA
QLYS
QLYS
Operating Cash FlowLast quarter
$4.3M
$75.7M
Free Cash FlowOCF − Capex
$514.0K
$74.9M
FCF MarginFCF / Revenue
0.4%
42.8%
Capex IntensityCapex / Revenue
0.4%
Cash ConversionOCF / Net Profit
1.54×
1.42×
TTM Free Cash FlowTrailing 4 quarters
$304.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CDNA
CDNA
QLYS
QLYS
Q1 26
$4.3M
Q4 25
$21.4M
$75.7M
Q3 25
$37.4M
$90.4M
Q2 25
$9.9M
$33.8M
Q1 25
$-26.6M
$109.6M
Q4 24
$21.9M
$47.7M
Q3 24
$12.5M
$61.0M
Q2 24
$18.9M
$49.8M
Free Cash Flow
CDNA
CDNA
QLYS
QLYS
Q1 26
$514.0K
Q4 25
$74.9M
Q3 25
$89.5M
Q2 25
$32.4M
Q1 25
$107.5M
Q4 24
$41.9M
Q3 24
$57.6M
Q2 24
$48.8M
FCF Margin
CDNA
CDNA
QLYS
QLYS
Q1 26
0.4%
Q4 25
42.8%
Q3 25
52.7%
Q2 25
19.8%
Q1 25
67.3%
Q4 24
26.3%
Q3 24
37.4%
Q2 24
32.8%
Capex Intensity
CDNA
CDNA
QLYS
QLYS
Q1 26
Q4 25
0.4%
Q3 25
0.5%
Q2 25
0.8%
Q1 25
1.3%
Q4 24
3.7%
Q3 24
2.2%
Q2 24
0.7%
Cash Conversion
CDNA
CDNA
QLYS
QLYS
Q1 26
1.54×
Q4 25
1.42×
Q3 25
22.30×
1.80×
Q2 25
0.71×
Q1 25
2.31×
Q4 24
0.25×
1.09×
Q3 24
1.32×
Q2 24
1.14×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CDNA
CDNA

Testing services revenue$91.4M78%
Patient and digital solutions revenue$16.0M14%
Product revenue$10.3M9%

QLYS
QLYS

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

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