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Castle Biosciences CSTL Operating margin

Operating margin at other companies

Labcorp Holdings logo
Labcorp HoldingsLH
10.4%+1.6pp
Veracyte logo
VeracyteVCYT
14.3%+9.2pp
Lucid Diagnostics logo
Lucid DiagnosticsLUCD
-959.6%-133pp
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Myriad GeneticsMYGN
-46.9%-88.3pp
Personalis, Inc. logo
Personalis, Inc.PSNL
-158.9%-5,457pp
NeoGenomics logo
NeoGenomicsNEO
-8.9%-2.8pp

Other financials

Income statement

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Revenue$83.7M-4.9%
Gross profit$63.1M-11.8%
Operating income-$18.4M+34.1%
Net income-$14.5M+43.8%
EPS (diluted)-$0.49+45.6%

Balance sheet

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Cash & equivalents$63.8M-28.9%
Total debt$36.7M+42.1%
Total equity$461.4M+4.8%
Total assets$547.8M+9.2%

Cash flow

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Operating cash flow-$22.1M-267%
CapEx$12.5M+163%
Free cash flow-$34.6M-221%

Valuation

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Market cap$978.5M+76.1%
Enterprise value$951.46M+86.2%
P/S2.9×+1.3×

Profitability

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Gross margin77.9%-4.1pp
Net margin-3.8%-10.2pp
FCF margin1.3%-10.7pp

Returns & leverage

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Return on equity-2.8%-10.6pp
Debt / equity0.1×0.0×
Current ratio6.7×-2.6×

Where this comes from

Calculated from Castle Biosciences’s reported figures.

Based on trailing twelve months.

The source filing: Castle Biosciences’s 10-Q, filed May 6, 2026. Open the filing →

Filed
May 6, 2026, 4:09 PM EDT
Fiscal quarter
Q1 FY2026
Calendar quarter
Q1 2026
Accession
0001628280-26-031263

FAQ

What is Castle Biosciences's operating margin?
Castle Biosciences (CSTL) reported operating margin of -9.8% in Q1 2026.
How has Castle Biosciences's operating margin changed year-over-year?
Castle Biosciences's operating margin decreased by 146.5% year-over-year, from -4% to -9.8%.
What is the long-term trend for Castle Biosciences's operating margin?
Over 5 years (2020 to 2025), Castle Biosciences's operating margin has grown at a 3.6% compound annual growth rate (CAGR), from -10.4% to -12.4%.
What does operating margin mean?
Operating income as a percentage of revenue (trailing twelve months). Captures profitability from core operations after both cost of revenue and operating expenses, but before interest and taxes.

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