Logo image of CSTL

CASTLE BIOSCIENCES INC (CSTL) Stock Price, Forecast & Analysis

USA - Nasdaq - NASDAQ:CSTL - US14843C1053 - Common Stock

39.95 USD
+0.01 (+0.03%)
Last: 11/28/2025, 8:21:48 PM
39.95 USD
0 (0%)
After Hours: 11/28/2025, 8:21:48 PM

CSTL Key Statistics, Chart & Performance

Key Statistics
Market Cap1.17B
Revenue(TTM)343.53M
Net Income(TTM)-12.24M
Shares29.19M
Float27.88M
52 Week High40.61
52 Week Low14.59
Yearly DividendN/A
Dividend YieldN/A
EPS(TTM)0.26
PE153.65
Fwd PEN/A
Earnings (Next)02-25 2026-02-25/amc
IPO2019-07-25
Sector
GICS SectorHealth Care
GICS IndustryHealth Care Providers & Services
GICS IndustryGroupHealth Care Equipment & Services
GICS SubIndustryHealth Care Services


CSTL short term performance overview.The bars show the price performance of CSTL in the last week, last 2 weeks, last month, last 3 and 6 months. 1 week 2 week 1 month 3 months 6 months 50 100 150

CSTL long term performance overview.The bars show the price performance of CSTL in the last 1, 2 and 3 years. 1 year 2 years 3 years 20 40 60 80

The current stock price of CSTL is 39.95 USD. In the past month the price increased by 65.01%. In the past year, price increased by 31.94%.

CASTLE BIOSCIENCES INC / CSTL Daily stock chart

CSTL Latest News, Press Relases and Analysis

CSTL Competitors/Peers

The largest stocks on the US markets in the "Health Care Services" sub-industry
Full List
Symbol
Company Name
TA
FA
PE
Market Cap
CVS CVS HEALTH CORP 11.73 102.01B
CI THE CIGNA GROUP 9.76 74.07B
LH LABCORP HOLDINGS INC 16.99 22.28B
BTSGU BRIGHTSPRING HEALTH SERV - BTSG 6 3/4 02/01/27 118.13 21.73B
DGX QUEST DIAGNOSTICS INC 19.38 21.04B
GH GUARDANT HEALTH INC N/A 13.97B
HIMS HIMS & HERS HEALTH INC 73.63 9.05B
DVA DAVITA INC 12.97 8.45B
BTSG BRIGHTSPRING HEALTH SERVICES 35.45 6.52B
RDNT RADNET INC 217.87 6.39B
CHE CHEMED CORP 19.96 6.22B
OPCH OPTION CARE HEALTH INC 20.87 4.94B

About CSTL

Company Profile

CSTL logo image Castle Biosciences, Inc.is a molecular diagnostics company offering innovative test solutions to aid clinicians in the diagnosis and treatment of dermatologic cancers, barrett’s esophagus, uveal melanoma, and in the treatment of mental health conditions. The company is headquartered in Friendswood, Texas and currently employs 761 full-time employees. The company went IPO on 2019-07-25. The firm offers five commercially available proprietary multi-analyte assays with algorithmic analysis (MAAA) tests for use in the fields of dermatology, gastroenterology and ophthalmology. The company also offers a proprietary pharmacogenomic (PGx) test to guide optimal drug treatment for patients diagnosed with depression, anxiety and other mental health conditions. Its products include DecisionDx-Melanoma, DecisionDx-SCC, MyPath Melanoma, TissueCypher, IDgenetix, and DecisionDx-UM. DecisionDx-SCC is its proprietary gene expression profile (GEP) test for use in patients with cutaneous squamous cell carcinoma (SCC). The company also focused on chronic acid reflux related diseases, including esophageal cancer.

Company Info

CASTLE BIOSCIENCES INC

505 S Friendswood Drive, Suite 401

Friendswood TEXAS 77546 US

CEO: Derek J. Maetzold

Employees: 761

CSTL Company Website

CSTL Investor Relations

Phone: 18667889007

CASTLE BIOSCIENCES INC / CSTL FAQ

What does CSTL do?

Castle Biosciences, Inc.is a molecular diagnostics company offering innovative test solutions to aid clinicians in the diagnosis and treatment of dermatologic cancers, barrett’s esophagus, uveal melanoma, and in the treatment of mental health conditions. The company is headquartered in Friendswood, Texas and currently employs 761 full-time employees. The company went IPO on 2019-07-25. The firm offers five commercially available proprietary multi-analyte assays with algorithmic analysis (MAAA) tests for use in the fields of dermatology, gastroenterology and ophthalmology. The company also offers a proprietary pharmacogenomic (PGx) test to guide optimal drug treatment for patients diagnosed with depression, anxiety and other mental health conditions. Its products include DecisionDx-Melanoma, DecisionDx-SCC, MyPath Melanoma, TissueCypher, IDgenetix, and DecisionDx-UM. DecisionDx-SCC is its proprietary gene expression profile (GEP) test for use in patients with cutaneous squamous cell carcinoma (SCC). The company also focused on chronic acid reflux related diseases, including esophageal cancer.


What is the current price of CSTL stock?

The current stock price of CSTL is 39.95 USD. The price increased by 0.03% in the last trading session.


What is the dividend status of CASTLE BIOSCIENCES INC?

CSTL does not pay a dividend.


How is the ChartMill rating for CASTLE BIOSCIENCES INC?

CSTL has a ChartMill Technical rating of 9 out of 10 and a ChartMill Fundamental rating of 5 out of 10.


What is the Price/Earnings (PE) ratio of CASTLE BIOSCIENCES INC (CSTL)?

The PE ratio for CASTLE BIOSCIENCES INC (CSTL) is 153.65. This is based on the reported non-GAAP earnings per share of 0.26 and the current share price of 39.95 USD.


What is the market capitalization of CSTL stock?

CASTLE BIOSCIENCES INC (CSTL) has a market capitalization of 1.17B USD. This makes CSTL a Small Cap stock.


What is the ownership structure of CASTLE BIOSCIENCES INC (CSTL)?

You can find the ownership structure of CASTLE BIOSCIENCES INC (CSTL) on the Ownership tab.


CSTL Technical Analysis

ChartMill assigns a technical rating of 9 / 10 to CSTL. When comparing the yearly performance of all stocks, CSTL is one of the better performing stocks in the market, outperforming 93.22% of all stocks.


Chartmill TA Rating
Chartmill Setup Rating

CSTL Fundamental Analysis

ChartMill assigns a fundamental rating of 5 / 10 to CSTL. No worries on liquidiy or solvency for CSTL as it has an excellent financial health rating, but there are worries on the profitability.


Chartmill FA Analysis
Valuation
Growth
Profitability
Health
Dividend

CSTL Financial Highlights

Over the last trailing twelve months CSTL reported a non-GAAP Earnings per Share(EPS) of 0.26. The EPS increased by 30% compared to the year before.


Industry RankSector Rank
PM (TTM) N/A
ROA -2.17%
ROE -2.62%
Debt/Equity 0.02
Chartmill High Growth Momentum
EPS Q2Q%-125%
Sales Q2Q%-3.19%
EPS 1Y (TTM)30%
Revenue 1Y (TTM)10.15%

CSTL Forecast & Estimates

14 analysts have analysed CSTL and the average price target is 37.99 USD. This implies a price decrease of -4.89% is expected in the next year compared to the current price of 39.95.

For the next year, analysts expect an EPS growth of -393.05% and a revenue growth -3.02% for CSTL


Analysts
Analysts88.57
Price Target37.99 (-4.91%)
EPS Next Y-393.05%
Revenue Next Year-3.02%

CSTL Ownership

Ownership
Inst Owners93.13%
Ins Owners2.7%
Short Float %5.49%
Short Ratio4.08