What is Castle Biosciences's common stock?

Castle Biosciences (CSTL) reported common stock of $30K in Q1 2026.

How has Castle Biosciences's common stock changed year-over-year?

Castle Biosciences's common stock increased by 3.4% year-over-year, from $29K to $30K.

What is the long-term trend for Castle Biosciences's common stock?

Over 5 years (2020 to 2025), Castle Biosciences's common stock has grown at a 3.7% compound annual growth rate (CAGR), from $25K to $30K.

What does common stock mean?

The par value of all common shares issued and outstanding, typically a nominal amount ($0.01 or $0.001 per share).

Castle Biosciences CSTL Common Stock

Common Stock at other companies

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VeracyteVCYT

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Personalis, Inc.PSNL

$10K+11.1%

NeoGenomicsNEO

$129K+0.8%

Fulgent Genetics, Inc.FLGT

$4K+33.3%

Cogent Biosciences, Inc.COGT

$171K+50.0%

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

See full

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:CommonStockValueOutstanding.

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 common stock?: Castle Biosciences (CSTL) reported common stock of $30K in Q1 2026.
How has Castle Biosciences's common stock changed year-over-year?: Castle Biosciences's common stock increased by 3.4% year-over-year, from $29K to $30K.
What is the long-term trend for Castle Biosciences's common stock?: Over 5 years (2020 to 2025), Castle Biosciences's common stock has grown at a 3.7% compound annual growth rate (CAGR), from $25K to $30K.
What does common stock mean?: The par value of all common shares issued and outstanding, typically a nominal amount ($0.01 or $0.001 per share).