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Side-by-side financial comparison of Consensus Cloud Solutions, Inc. (CCSI) and CASTLE BIOSCIENCES INC (CSTL). Click either name above to swap in a different company.

Consensus Cloud Solutions, Inc. is the larger business by last-quarter revenue ($87.1M vs $87.0M, roughly 1.0× CASTLE BIOSCIENCES INC). On growth, CASTLE BIOSCIENCES INC posted the faster year-over-year revenue change (0.8% vs 0.1%). CASTLE BIOSCIENCES INC produced more free cash flow last quarter ($19.7M vs $7.3M). Over the past eight quarters, CASTLE BIOSCIENCES INC's revenue compounded faster (9.2% CAGR vs -0.6%).

Consensus Cloud Solutions, Inc. is a provider of cloud-based secure information delivery and digital workflow solutions. Its core offerings include encrypted digital fax, secure document exchange, and process automation tools, serving clients across healthcare, legal, financial services and enterprise sectors, with a primary operating market in North America.

Castle Biosciences Inc. is a commercial-stage diagnostic firm that develops and markets proprietary, clinically actionable tests for dermatological conditions such as melanoma and other skin cancers, plus rare diseases. It operates mainly in the U.S. healthcare market, focusing on segments with high unmet need for more accurate diagnostics to guide treatment choices.

CCSI vs CSTL — Head-to-Head

Bigger by revenue
CCSI
CCSI
1.0× larger
CCSI
$87.1M
$87.0M
CSTL
Growing faster (revenue YoY)
CSTL
CSTL
+0.7% gap
CSTL
0.8%
0.1%
CCSI
More free cash flow
CSTL
CSTL
$12.4M more FCF
CSTL
$19.7M
$7.3M
CCSI
Faster 2-yr revenue CAGR
CSTL
CSTL
Annualised
CSTL
9.2%
-0.6%
CCSI

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CCSI
CCSI
CSTL
CSTL
Revenue
$87.1M
$87.0M
Net Profit
$20.5M
Gross Margin
80.0%
79.0%
Operating Margin
41.1%
-4.4%
Net Margin
23.5%
Revenue YoY
0.1%
0.8%
Net Profit YoY
13.5%
EPS (diluted)
$1.06
$-0.06

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
CCSI
CCSI
CSTL
CSTL
Q4 25
$87.1M
$87.0M
Q3 25
$87.8M
$83.0M
Q2 25
$87.7M
$86.2M
Q1 25
$87.1M
$88.0M
Q4 24
$87.0M
$86.3M
Q3 24
$87.8M
$85.8M
Q2 24
$87.5M
$87.0M
Q1 24
$88.1M
$73.0M
Net Profit
CCSI
CCSI
CSTL
CSTL
Q4 25
$20.5M
Q3 25
$22.1M
$-501.0K
Q2 25
$20.8M
$4.5M
Q1 25
$21.2M
$-25.8M
Q4 24
$18.1M
Q3 24
$21.1M
$2.3M
Q2 24
$23.9M
$8.9M
Q1 24
$26.4M
$-2.5M
Gross Margin
CCSI
CCSI
CSTL
CSTL
Q4 25
80.0%
79.0%
Q3 25
80.0%
77.5%
Q2 25
79.9%
79.5%
Q1 25
79.3%
81.4%
Q4 24
79.5%
81.3%
Q3 24
79.9%
81.8%
Q2 24
80.4%
83.3%
Q1 24
80.7%
81.0%
Operating Margin
CCSI
CCSI
CSTL
CSTL
Q4 25
41.1%
-4.4%
Q3 25
43.2%
-8.2%
Q2 25
44.5%
-4.9%
Q1 25
43.0%
-31.7%
Q4 24
38.4%
4.7%
Q3 24
43.8%
5.9%
Q2 24
45.6%
5.8%
Q1 24
42.7%
-7.5%
Net Margin
CCSI
CCSI
CSTL
CSTL
Q4 25
23.5%
Q3 25
25.2%
-0.6%
Q2 25
23.7%
5.2%
Q1 25
24.3%
-29.4%
Q4 24
20.8%
Q3 24
24.1%
2.6%
Q2 24
27.3%
10.3%
Q1 24
29.9%
-3.5%
EPS (diluted)
CCSI
CCSI
CSTL
CSTL
Q4 25
$1.06
$-0.06
Q3 25
$1.15
$-0.02
Q2 25
$1.07
$0.15
Q1 25
$1.07
$-0.90
Q4 24
$0.92
$0.32
Q3 24
$1.09
$0.08
Q2 24
$1.24
$0.31
Q1 24
$1.37
$-0.09

Balance Sheet & Financial Strength

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

Metric
CCSI
CCSI
CSTL
CSTL
Cash + ST InvestmentsLiquidity on hand
$74.7M
$299.5M
Total DebtLower is stronger
$558.4M
$10.1M
Stockholders' EquityBook value
$13.8M
$470.9M
Total Assets
$663.8M
$578.6M
Debt / EquityLower = less leverage
40.54×
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CCSI
CCSI
CSTL
CSTL
Q4 25
$74.7M
$299.5M
Q3 25
$97.6M
$287.5M
Q2 25
$57.9M
$275.9M
Q1 25
$53.4M
$275.2M
Q4 24
$33.5M
$293.1M
Q3 24
$54.6M
$95.0M
Q2 24
$49.2M
$85.6M
Q1 24
$61.5M
$82.9M
Total Debt
CCSI
CCSI
CSTL
CSTL
Q4 25
$558.4M
$10.1M
Q3 25
$578.6M
$10.0M
Q2 25
$578.2M
$10.0M
Q1 25
$583.7M
$10.0M
Q4 24
$593.0M
$10.0M
Q3 24
$612.5M
$10.0M
Q2 24
$642.8M
$10.0M
Q1 24
$671.7M
$10.0M
Stockholders' Equity
CCSI
CCSI
CSTL
CSTL
Q4 25
$13.8M
$470.9M
Q3 25
$-2.6M
$467.0M
Q2 25
$-26.5M
$455.4M
Q1 25
$-49.4M
$440.3M
Q4 24
$-79.5M
$455.8M
Q3 24
$-93.2M
$441.1M
Q2 24
$-124.4M
$423.9M
Q1 24
$-151.8M
$402.5M
Total Assets
CCSI
CCSI
CSTL
CSTL
Q4 25
$663.8M
$578.6M
Q3 25
$675.0M
$562.8M
Q2 25
$641.5M
$544.7M
Q1 25
$629.6M
$501.7M
Q4 24
$602.2M
$531.2M
Q3 24
$622.5M
$514.6M
Q2 24
$608.5M
$487.3M
Q1 24
$620.8M
$458.5M
Debt / Equity
CCSI
CCSI
CSTL
CSTL
Q4 25
40.54×
0.02×
Q3 25
0.02×
Q2 25
0.02×
Q1 25
0.02×
Q4 24
0.02×
Q3 24
0.02×
Q2 24
0.02×
Q1 24
0.02×

Cash Flow & Capital Efficiency

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

Metric
CCSI
CCSI
CSTL
CSTL
Operating Cash FlowLast quarter
$15.2M
$26.9M
Free Cash FlowOCF − Capex
$7.3M
$19.7M
FCF MarginFCF / Revenue
8.4%
22.7%
Capex IntensityCapex / Revenue
9.1%
8.3%
Cash ConversionOCF / Net Profit
0.74×
TTM Free Cash FlowTrailing 4 quarters
$105.9M
$28.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CCSI
CCSI
CSTL
CSTL
Q4 25
$15.2M
$26.9M
Q3 25
$51.6M
$22.6M
Q2 25
$28.3M
$20.8M
Q1 25
$40.9M
$-6.0M
Q4 24
$11.1M
$24.4M
Q3 24
$41.6M
$23.3M
Q2 24
$24.4M
$24.0M
Q1 24
$44.7M
$-6.8M
Free Cash Flow
CCSI
CCSI
CSTL
CSTL
Q4 25
$7.3M
$19.7M
Q3 25
$44.4M
$7.8M
Q2 25
$20.3M
$11.6M
Q1 25
$33.7M
$-10.8M
Q4 24
$3.1M
$16.8M
Q3 24
$33.6M
$17.0M
Q2 24
$15.8M
$18.8M
Q1 24
$35.8M
$-16.0M
FCF Margin
CCSI
CCSI
CSTL
CSTL
Q4 25
8.4%
22.7%
Q3 25
50.6%
9.4%
Q2 25
23.2%
13.4%
Q1 25
38.7%
-12.2%
Q4 24
3.6%
19.5%
Q3 24
38.3%
19.8%
Q2 24
18.1%
21.6%
Q1 24
40.6%
-21.9%
Capex Intensity
CCSI
CCSI
CSTL
CSTL
Q4 25
9.1%
8.3%
Q3 25
8.2%
17.9%
Q2 25
9.1%
10.7%
Q1 25
8.3%
5.4%
Q4 24
9.2%
8.8%
Q3 24
9.1%
7.4%
Q2 24
9.8%
6.0%
Q1 24
10.1%
12.5%
Cash Conversion
CCSI
CCSI
CSTL
CSTL
Q4 25
0.74×
Q3 25
2.34×
Q2 25
1.36×
4.60×
Q1 25
1.94×
Q4 24
0.62×
Q3 24
1.97×
10.29×
Q2 24
1.02×
2.69×
Q1 24
1.69×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CCSI
CCSI

Segment breakdown not available.

CSTL
CSTL

Dermatologic$48.6M56%
Non Dermatologic$38.4M44%

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