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Castle Biosciences

(NASDAQ) CSTL

Current Price$20.65
Market Cap$627.83M
Since IPO (2019)-3%
5 Year-71%
1 Year+10%
1 Month+14%

Castle Biosciences Financials at a Glance

Market Cap

$627.83M

Revenue (TTM)

$339.92M

Net Income (TTM)

-$12.83M

EPS (TTM)

-$0.43

P/E Ratio

-48.20

Dividend

$0.00

Beta (Volatility)

1.46 (Average)

Price

$20.65

Volume

0

Open

$21.01

Previous Close

$20.65

Daily Range

$20.56 - $21.15

52-Week Range

$14.59 - $44.28

Estimated Earnings Date

Aug 3, 2026

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About Castle Biosciences

Industry

Healthcare Providers and Services

Employees

883

CEO

Derek J. Maetzold

Headquarters

Friendswood, TX 77546, US

CSTL Financials

Key Financial Metrics (TTM)

Gross Margin

77%

Operating Margin

-10%

Net Income Margin

-4%

Return on Equity

-3%

Return on Capital

-7%

Return on Assets

-2%

Earnings Yield

-2.07%

Dividend Yield

0.00%

Payout Ratio

0.00%

Stock Overview

Market Cap

$627.83M

Shares Outstanding

30.33M

Volume

0

Avg. Volume

372.29K

Financials (TTM)

Gross Profit

$273.20M

Operating Income

-$42.81M

EBITDA

$11.34M

Operating Cash Flow

$64.35M

Capital Expenditure

-$36.02M

Free Cash Flow

$28.33M

Cash & ST Invst.

$299.51M

Total Debt

$36.91M

Castle Biosciences Performance Analysis

Revenue Growth Rate

Annual and quarterly growth comparison

Earnings Per Share Growth Rate

Annual and quarterly EPS growth comparison

Quarterly Performance

Name
Q1 2026YOY CHG

Revenue

$83.68M

-4.9%

Gross Profit

$60.38M

-15.7%

Gross Margin

72.15%

N/A

Market Cap

$627.83M

N/A

Market Cap/Employee

$800.80K

N/A

Employees

784

N/A

Net Income

-$14.52M

+43.8%

EBITDA

-$10.35M

-394.9%

Quarterly Fundamentals

Name
Q1 2026YOY CHG

Total Cash

$261.69M

-4.9%

Total Debt

$36.72M

+42.1%

Accounts Receivable

$42.26M

-25.0%

Inventory

$10.46M

+52.7%

Long Term Debt

$33.80M

+45.1%

Short Term Debt

$2.92M

+14.7%

Return on Assets

-2.34%

N/A

Return on Invested Capital

-6.67%

N/A

Free Cash Flow

-$34.58M

-220.9%

Operating Cash Flow

-$22.13M

-266.6%

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Questions About CSTL

What is the current price of Castle Biosciences?

Castle Biosciences is trading at $20.65 per share.

What is the 52-week range for Castle Biosciences?

Over the past 52 weeks, Castle Biosciences has traded between $14.59 and $44.28.

How much debt does Castle Biosciences have?

As of the most recent reporting period, Castle Biosciences reported total debt of $36.72M.

How much cash does Castle Biosciences have on hand?

Castle Biosciences reported $63.76M in cash and cash equivalents in its most recent financial results.

What is Castle Biosciences’s dividend yield?

Castle Biosciences does not currently have a dividend yield.

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