CSTLCastle Biosciences, Inc.

CSTL Stock Price, Valuation & Chart | Castle Biosciences, Inc.

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$33.420-0.02 (-0.06%)

At close · 02 Sept 2026, 08:00 pm

Sector: Healthcare Industry: Medical - Diagnostics & Research CSTL intrinsic value CSTL calculated fair value vs price

Overview Financials Dividends Ratios

CSTL Historical price chart

CSTL Key Stats

Fair Value

Disclaimer

Disclaimer: This fair value estimate is for informational purposes only and should not be considered as investment advice. Fair value calculations are based on DCF (Discounted Cash Flow), P/E Multiple, and P/S Multiple models and assumptions that may not reflect actual market conditions. Always conduct your own research and consult with a financial advisor before making investment decisions.

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Market Capitalization1.02B

PE Ratio-50.64

EPS-0.66

Trading Volume200.26K

Today's High/Low34.73/32.69

Dividend Yield0.00

52 Week High/Low44.28/17.72

Shares Outstanding30.55M

CSTL Financial Statement

CSTL Analyst ratings

CSTL Analysis & performance metrics

CSTL Company profile

Castle Biosciences, Inc., a commercial-stage diagnostics company, focuses to provide diagnostic and prognostic testing services for dermatological cancers. Its lead product…

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…

CSTL Management team

Name

Position

Matthew Goldberg M.D.

Senior Vice President of Medical

Camilla Zuckero

Vice President of Investor Relations & Corporate Affairs

Kevin Doman

Vice President of Sales

Jay Braxton Pharm.D.

Vice President of Marketing & Brand Manager of Uveal Melanoma (UM)

Keli Greenberg

Vice President of Human Resources

Derek J. MaetzoldCEO

Founder, Chief Executive Officer, President & Director

Frank StokesCFO

Chief Financial Officer & Treasurer

Tobin W. Juvenal

Chief Commercial Officer

Name

Position

Matthew Goldberg M.D.

Senior Vice President of Medical

Camilla Zuckero

Vice President of Investor Relations & Corporate Affairs

Kevin Doman

Vice President of Sales

Jay Braxton Pharm.D.

Vice President of Marketing & Brand Manager of Uveal Melanoma (UM)

Keli Greenberg

Vice President of Human Resources

Derek J. MaetzoldCEO

Founder, Chief Executive Officer, President & Director

Frank StokesCFO

Chief Financial Officer & Treasurer

Tobin W. Juvenal

Chief Commercial Officer

Management Team

Matthew Goldberg M.D.

Senior Vice President of Medical

Camilla Zuckero

Vice President of Investor Relations & Corporate Affairs

Kevin Doman

Vice President of Sales

Jay Braxton Pharm.D.

Vice President of Marketing & Brand Manager of Uveal Melanoma (UM)

Keli Greenberg

Vice President of Human Resources

Derek J. MaetzoldCEO

Founder, Chief Executive Officer, President & Director

Frank StokesCFO

Chief Financial Officer & Treasurer

Tobin W. Juvenal

Chief Commercial Officer

Management

Matthew Goldberg M.D.

Senior Vice President of Medical

Camilla Zuckero

Vice President of Investor Relations & Corporate Affairs

Kevin Doman

Vice President of Sales

Jay Braxton Pharm.D.

Vice President of Marketing & Brand Manager of Uveal Melanoma (UM)

Keli Greenberg

Vice President of Human Resources

Derek J. MaetzoldCEO

Founder, Chief Executive Officer, President & Director

Frank StokesCFO

Chief Financial Officer & Treasurer

Tobin W. Juvenal

Chief Commercial Officer

Total 8 executives

CSTL Frequently asked questions

What is Castle Biosciences, Inc. (CSTL) Stock Price?

Current stock price of Castle Biosciences, Inc. (CSTL) stock is $33.420. The stock price is -0.06% lower in the session. The intraday range can be seen from this page. Volume of Castle Biosciences, Inc. (CSTL) stock is 200.26K.

Last updated at 02 Sept 2026, 08:00 pm.

Why is the Castle Biosciences, Inc. (CSTL) stock price going up or down today?

The stock price of Castle Biosciences, Inc. (CSTL) can change with earnings, company news, and overall market sentiment. Castle Biosciences, Inc. operates in the Healthcare / Medical - Diagnostics & Research market, so sector-wide moves can also affect the share price. Use the live price, percentage change, and volume on this page to judge whether a move looks meaningful.

Is the Castle Biosciences, Inc. stock expensive at its current price?

Whether Castle Biosciences, Inc. looks expensive depends on valuation metrics versus its growth outlook. The P/E ratio shown for CSTL on this page is -50.64. EPS on this page is -0.66. Compare those figures with peers and growth expectations before deciding if the current Castle Biosciences, Inc. price is justified.

How has the stock price of Castle Biosciences, Inc. (CSTL) performed historically?

Historical performance for Castle Biosciences, Inc. (CSTL) is shown on the price chart on this page. Review multi-period moves alongside volume to see how CSTL reacted to past earnings and market events.

Should I buy Castle Biosciences, Inc. (CSTL) stock, at this price?

Buying Castle Biosciences, Inc. (CSTL) depends on your risk tolerance, time horizon, and portfolio needs. As a Healthcare name, weigh the live quote, key stats, and valuation links on this page rather than a single price point.