CASTLE BIOSCIENCES INC (CSTL) Stock Price & Overview

NASDAQ:CSTLUS14843C1053

Current stock price

25 USD
-0.7 (-2.72%)
At close:
25 USD
0 (0%)
After Hours:

The current stock price of CSTL is 25 USD. Today CSTL is down by -2.72%. In the past month the price decreased by -14.41%. In the past year, price increased by 21.83%.

CSTL Key Statistics

52-Week Range14.59 - 44.28
Current CSTL stock price positioned within its 52-week range.
1-Month Range24.74 - 32.05
Current CSTL stock price positioned within its 1-month range.
Market Cap
743.25M
P/E
N/A
Fwd P/E
N/A
EPS (TTM)
-0.15
Dividend Yield
N/A

CSTL Stock Performance

Today
-2.72%
1 Week
-2.19%
1 Month
-14.41%
3 Months
-36.61%
Longer-term
6 Months +2.42%
1 Year +21.83%
2 Years +12.87%
3 Years +10.04%
5 Years -63.48%
10 Years N/A

CSTL Stock Chart

CASTLE BIOSCIENCES INC / CSTL Daily stock chart

CSTL Technical Analysis

ChartMill assigns a technical rating of 0 / 10 to CSTL. When comparing the yearly performance of all stocks, CSTL is a bad performer in the overall market: 71.66% of all stocks are doing better.


Chartmill TA Rating
Chartmill Setup Rating

CSTL Fundamental Analysis

ChartMill assigns a fundamental rating of 4 / 10 to CSTL. While CSTL has a great health rating, there are worries on its profitability.


Chartmill FA Analysis
Valuation
Growth
Profitability
Health
Dividend

CSTL Earnings

On February 26, 2026 CSTL reported an EPS of -0.08 and a revenue of 87.01M. The company beat EPS expectations (72.6% surprise) and beat revenue expectations (7.91% surprise).

Next Earnings DateMay 4, 2026
Last Earnings DateFeb 26, 2026
PeriodQ4 / 2025
EPS Reported-$0.08
Revenue Reported87.01M
EPS Surprise 72.60%
Revenue Surprise 7.91%

CSTL Forecast & Estimates

14 analysts have analysed CSTL and the average price target is 48.58 USD. This implies a price increase of 94.31% is expected in the next year compared to the current price of 25.

For the next year, analysts expect an EPS growth of -693.05% and a revenue growth 2.69% for CSTL


Analysts
Analysts88.57
Price Target48.58 (94.32%)
EPS Next Y-693.05%
Revenue Next Year2.69%

CSTL Groups

Sector & Classification

CSTL Financial Highlights

Over the last trailing twelve months CSTL reported a non-GAAP Earnings per Share(EPS) of -0.15. The EPS decreased by -123.81% compared to the year before.


Income Statements
Revenue(TTM)344.23M
Net Income(TTM)-24.16M
Industry RankSector Rank
PM (TTM) N/A
ROA -4.18%
ROE -5.13%
Debt/Equity 0.02
Chartmill High Growth Momentum
EPS Q2Q%-124.24%
Sales Q2Q%0.81%
EPS 1Y (TTM)-123.81%
Revenue 1Y (TTM)3.66%

CSTL Ownership

Ownership
Inst Owners91.81%
Shares29.73M
Float28.45M
Ins Owners2.74%
Short Float %4.9%
Short Ratio3.28

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 883 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

IPO: 2019-07-25

CASTLE BIOSCIENCES INC

1500 W. Parkwood Ave., 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 883 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.


Can you provide the latest stock price for CASTLE BIOSCIENCES INC?

The current stock price of CSTL is 25 USD. The price decreased by -2.72% in the last trading session.


What is the dividend status of CASTLE BIOSCIENCES INC?

CSTL does not pay a dividend.


What is the ChartMill rating of CASTLE BIOSCIENCES INC stock?

CSTL has a ChartMill Technical rating of 0 out of 10 and a ChartMill Fundamental rating of 4 out of 10.


Is CASTLE BIOSCIENCES INC (CSTL) stock a good buy?

This depends on your investment goals. Check the Technical and Fundamental Analysis tabs for insights on CSTL.


What is the outstanding short interest for CASTLE BIOSCIENCES INC?

The outstanding short interest for CASTLE BIOSCIENCES INC (CSTL) is 4.9% of its float.