What is Castle Biosciences's long-term debt?

Castle Biosciences (CSTL) reported long-term debt of $8.4M in Q1 2026.

How has Castle Biosciences's long-term debt changed year-over-year?

Castle Biosciences's long-term debt decreased by 5.9% year-over-year, from $8.92M to $8.4M.

What does long-term debt mean?

Bonds, term loans, notes payable, and other borrowings with maturities beyond one year — the primary long-term financing source.

Castle Biosciences CSTL Long-Term Debt

Long-Term Debt at other companies

Labcorp HoldingsLH

$5.83B+4.8%

GeneDx HoldingsWGS

$96.73M+86.8%

Adaptive BiotechnologiesADPT

$124.75M-5.2%

BillionToOne, Inc. BLLN

$90.01M—

TEC

Bio-TechneTECH

$200M-39.4%

Arcus BiosciencesRCUS

$100M+108%

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$694.86M+29.9%

Enterprise value$667.82M+41.8%

P/S2×+0.5×

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:LongTermDebtNoncurrent.

The official record: Castle Biosciences’s 10-Q, filed May 6, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Castle Biosciences's long-term debt?: Castle Biosciences (CSTL) reported long-term debt of $8.4M in Q1 2026.
How has Castle Biosciences's long-term debt changed year-over-year?: Castle Biosciences's long-term debt decreased by 5.9% year-over-year, from $8.92M to $8.4M.
What does long-term debt mean?: Bonds, term loans, notes payable, and other borrowings with maturities beyond one year — the primary long-term financing source.