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CSTL stock logo

CSTL

Castle Biosciences, Inc.

$24.84
-0.21
 (-0.84%)
[ms_data_label text=’Delayed data’]
Exchange:  NASDAQ
Market Cap:  738.523M
Shares Outstanding:  9.784M
Overview
Earnings
Financials
Valuation
Chart

About The Company

Sector:  Healthcare
Industry:  Medical – Diagnostics & Research
   
CEO:  Derek J. Maetzold
Full Time Employees:  784
Address: 
505 South Friendswood Drive
Friendswood
TX
77546
US
Website:  https://castlebiosciences.com
Castle Biosciences, Inc., a commercial-stage diagnostics company, focuses to provide diagnostic and prognostic testing services for dermatological cancers. Its lead product is DecisionDx-Melanoma, a multi-gene expression profile (GEP) test to identify the risk of metastasis for patients diagnosed with invasive cutaneous melanoma. The company also offers DecisionDx-UM test, a proprietary GEP test that predicts the risk of metastasis for patients with uveal melanoma, a rare eye cancer; DecisionDx-SCC, a proprietary 40-gene expression profile test that uses an individual patient’s tumor biology to predict individual risk of squamous cell carcinoma metastasis for patients with one or more risk factors; and DecisionDx DiffDx-Melanoma and myPath Melanoma, a proprietary GEP test to diagnose suspicious pigmented lesions. It offers test services through physicians and their patients. The company was founded in 2007 and is headquartered in Friendswood, Texas.

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Revenue Segmentation

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EPS

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Earnings Call

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Earnings transcript

Read the complete earnings call transcript.

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Key takeaways

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2025/05/05 — Q1 quarter 2025

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Income Statement
Balance Sheet
Cash Flow Statement
Analyst Estimates

Income Statement

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(* All numbers are in thousands)

Balance Sheet

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Cash Flow Statement

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Analyst Estimates

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(* All numbers are in thousands)

Current Key Metrics

?Revenue
 (TTM)
: 
332.069M  ?P/S
 (TTM)
: 
2.16
?Net Income
 (TTM)
: 
18.245M  ?P/E
 (TTM)
: 
-30.42
?Enterprise Value
 (TTM)
: 
664.951M  ?EV/FCF
 (TTM)
: 
23.47
?Dividend Yield
 (TTM)
: 
0  ?Payout Ratio
 (TTM)
: 
0
?ROE
 (TTM)
: 
-0.05  ?ROIC
 (TTM)
: 
-0.07
?Net Debt
 (TTM)
: 
-266685000  ?Debt/Equity
 (TTM)
: 
0.08
?P/B
 (TTM)
: 
1.56  ?Current Ratio
 (TTM)
: 
5.26

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Forward P/E Ratios

?

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SWOT Analysis

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At what price to buy it? -
Intrinsic Value Calculator

Based on current fundamentals and analyst forecasts, MARKETSnap estimates CSTL intrinsic value between $17.61 – $18.38 per share. This depends on revenue growth, margins, and discount rate.

This is an automatic estimate. The most reliable way to know fair value for your own assumptions is to run the calculator below.


Calculate CSTL Intrinsic Value

Common questions about CSTL valuation

Is Castle Biosciences, Inc. (CSTL) overvalued or undervalued right now?

MARKETSnap estimates intrinsic value for Castle Biosciences, Inc. (CSTL) using its proprietary valuation methodology, which incorporates discounted cash flow (DCF) analysis together with long-term earnings and fundamentals assumptions. By comparing intrinsic value to the current market price, long-term investors can see whether the stock screens as potentially overvalued, fairly valued, or undervalued today.

Is CSTL a buy, hold, or sell for long-term investors?

MARKETSnap does not give one-word “buy” or “sell” calls. Instead, it shows whether CSTL trades at a premium or discount to its estimated intrinsic value, how sensitive that value is to growth and margin assumptions, and how the stock fits into a diversified, long-term portfolio so investors can make their own buy, hold, or sell decision.

What is CSTL’s P/E ratio?

You can see CSTL’s trailing P/E (TTM) and forward P/E estimates in the Current Key Metrics and Forward P/E Ratios sections above. The P/E ratio compares the current share price to earnings per share and helps investors gauge valuation relative to earnings.

How is intrinsic value calculated for CSTL?

MARKETSnap uses its own valuation framework—not a generic spreadsheet DCF alone. Future cash flows and earnings are projected, discounted, and combined with MARKETSnap’s methodology so intrinsic value reflects fundamentals and long-term assumptions. You can run your own inputs and see the result using the Intrinsic Value Calculator above.

Is CSTL a good long-term investment?

Whether CSTL fits a long-term portfolio depends on your assumptions about growth, margins, and risk. MARKETSnap provides the metrics, intrinsic value calculator, and SWOT context so you can form your own view rather than rely on a single buy/sell rating.

CSTL

1-day price chart preview. Log in for 1W through 5Y ranges and period tabs.

[ms_data_label text="Daily snapshot"]

-0.84
MARKETSnap

Trading Metrics:

[ms_session_rows_unavailable]
Open: [ms_cell_or_dash table='trading_quote' column='open']   Previous Close: [ms_cell_or_dash table='trading_quote' column='previousClose']
Day Low: [ms_cell_or_dash table='trading_quote' column='dayLow']   Day High: [ms_cell_or_dash table='trading_quote' column='dayHigh']
Year Low: 14.59   Year High: 44.28
Price Avg 50: 30.55   Price Avg 200: 27.93
Volume: 282584   Average Volume: 375350

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See in Nexus

Relevant news

Castle Biosciences: Buying The Remaining DecisionDx-Melanoma Upside
30-03-2026 16:04
Castle Biosciences: Buying The Remaining DecisionDx-Melanoma Upside
Castle Biosciences' DecisionDx®-Melanoma Test Significantly Improves Risk Prediction Within AJCC Stages to Support Personalized, Risk-Aligned Management of Cutaneous Melanoma, Data to Be Presented at
27-03-2026 09:05
Castle Biosciences' DecisionDx®-Melanoma Test Significantly Improves Risk Prediction Within AJCC Stages to Support Personalized, Risk-Aligned Management of Cutaneous Melanoma, Data to Be Presented at
Castle Biosciences, Inc. (CSTL) Discusses Clinical Utility and Evidence Supporting DecisionDx Melanoma Test and DECIDE Study Transcript
23-03-2026 21:13
Castle Biosciences, Inc. (CSTL) Discusses Clinical Utility and Evidence Supporting DecisionDx Melanoma Test and DECIDE Study Transcript
Castle Biosciences Announces Grand Opening of New Corporate Headquarters in Friendswood, Texas
03-03-2026 16:30
Castle Biosciences Announces Grand Opening of New Corporate Headquarters in Friendswood, Texas
Castle Biosciences, Inc. (CSTL) Q4 2025 Earnings Call Transcript
26-02-2026 20:57
Castle Biosciences, Inc. (CSTL) Q4 2025 Earnings Call Transcript
Are You Looking for a Top Momentum Pick? Why Castle Biosciences, Inc. (CSTL) is a Great Choice
23-01-2026 13:01
Are You Looking for a Top Momentum Pick? Why Castle Biosciences, Inc. (CSTL) is a Great Choice

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