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Castle Biosciences CSTL Total Cost of Revenue

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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
Operating margin-9.8%-30.8pp
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

Reported directly by Castle Biosciences in its filing.

Tagged under the XBRL concept us-gaap:CostOfRevenue.

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

Filed
May 6, 2026, 4:09 PM EDT
Fiscal quarter
Q1 FY2026
Calendar quarter
Q1 2026
Accession
0001628280-26-031263
Line itemThree Months Ended March 31, 20262025
NET REVENUES$83,679$87,988
OPERATING EXPENSES
Cost of sales (exclusive of amortization of acquired intangible assets)20,53316,383
Research and development14,42812,588
Selling, general and administrative64,89958,620
Amortization of acquired intangible assets2,22628,325
Total operating expenses, net102,086115,916
Operating loss(18,407)(27,928)

Item 1. Financial Statements.

FAQ

What is Castle Biosciences's total cost of revenue?
Castle Biosciences (CSTL) reported total cost of revenue of $20.53M in Q1 2026.
How has Castle Biosciences's total cost of revenue changed year-over-year?
Castle Biosciences's total cost of revenue increased by 25.3% year-over-year, from $16.38M to $20.53M.
What is the long-term trend for Castle Biosciences's total cost of revenue?
Over 4 years (2021 to 2025), Castle Biosciences's total cost of revenue has grown at a 45.6% compound annual growth rate (CAGR), from $15.82M to $71.03M.
What does total cost of revenue mean?
The aggregate of all direct costs attributable to producing goods and delivering services that generated the company's revenue, including materials, labor, and overhead.

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