Analyze CSTL

ShareShare on WhatsApp Share on Facebook Share on X

Equity Research · Deep diveIT-2026-CSTL · 2026-07-30

Castle Biosciences, Inc. (CSTL)

HealthcareDiagnostics & ResearchNasdaqGMMarket cap $741.87M

$24.46

+2.39%

Analyst-style PDF, emailed within minutes

60/100

Positive bias

Automated weighted score · not a recommendation

Price source: Yahoo · live price · as of 23:00 · Data: Yahoo · SEC EDGAR · FINRA · Wikidata

About the company

Market cap

$741.87M

P/E

—

Beta

1.00

Employees

942

Sector: HealthcareIndustry: Diagnostics & ResearchExchange: NasdaqGMCountry: United States Website

What the company does

Castle Biosciences, Inc., a molecular diagnostics company, provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), atopic dermatitis (AD), and uveal melanoma. The company offers DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test that predicts the likelihood of a positive sentinel lymph node and the risk of metastasis for patients with invasive cutaneous melanoma; TissueCypher, a risk stratification spatialomics test to predict future development of high-grade dysplasia and/or esophageal cancer in patients with non-dysplastic, indefinite dysplasia, and low-grade dysplasia BE; AdvanceAD-Tx, a non-invasive GEP test which is designed to guide systemic treatment selection for patients aged 12 years and older with moderateto-severe AD; DecisionDx-SCC, a GEP test for cutaneous squamous cell carcinoma; and MyPath Melanoma, a diagnostic GEP test for use in patients with difficult-to-diagnose melanocytic lesions. It also provides DecisionDx-UM, a risk stratification GEP test that predicts the risk of metastasis for patients with uveal melanoma. The company offers its products to dermatology and gastroenterology markets. The company was incorporated in 2007 and is headquartered in Friendswood, Texas.

Day range

$23.73$25.30

52-week range

$14.59$44.28

Price alert on CSTL

Get an in-app and mobile alert every time CSTL crosses a price you set.

Loading short data…

CSTL · Chart

Loading chart…

SMA20 SMA50 SMA200

Charts by TradingView

Support & resistance

Key trading levels, by timeframe

Day

Swing

Computing levels…

The technical signal compass

Sign up free and build your own trading bot with full backtesting. Live bots, real-time alerts and the bot gallery — with a Pro subscription.

Free sign-up

Castle Biosciences, Inc. (CSTL) is trading around $24.46 (+2.39% on the last session). Its 52-week range runs from $14.59 to $44.28. Technically: 4 buy signals, 4 sell and 4 neutral. It belongs to the Healthcare sector (Diagnostics & Research) and a 742M$ market cap. Data sourced from Yahoo · live price as of 23:00. This is data analysis only, not advice or a recommendation.

CSTL stock FAQ

What is CSTL's current price?

CSTL is trading around $24.46 (+2.39%), as of 23:00 per Yahoo · live price.

What is CSTL's 52-week price range?

Over the last 52 weeks CSTL ranged between a $14.59 low and a $44.28 high.

Which sector does CSTL belong to?

CSTL belongs to the Healthcare sector, Diagnostics & Research industry.

Disclosure & disclaimer: All information, scores, signals and trade plans on this site are produced by an automated algorithmic system and are based on technical and quantitative data only. They do not constitute investment advice, investment marketing or a recommendation to act, and are not a substitute for personal advice from a licensed professional that accounts for your needs and circumstances. We are not investment advisors. Trading securities involves substantial risk, up to the loss of your entire investment; every decision and action is your sole responsibility. i-trade and its operators bear no liability for any direct or indirect damage arising from reliance on this information.

0 買買 0 $ ▼ ↑ 0 % ₿ ₿ % 0 ↑ ▼ $ 0 買買 0 $ ▼# € € # ◇ 1 ▲ ↓ 売 1 1 売 ↓ ▲ 1 ◇ # € € # ◇ 1買 0 0 買 ↑ % 0 ▼ ₿ $ $ ₿ ▼ 0 % ↑ 買 0 0 買 ↑ %€ ↓ ↓ € ▲ 売 # 1 1 ◇ ◇ 1 1 # 売 ▲ € ↓ ↓ € ▲ 売0 ▼ ▼ 0 0 ₿ 買 % $ ↑ ↑ $ % 買 ₿ 0 0 ▼ ▼ 0 0 ₿↓ 1 1 ↓ # 1 € 売 ◇ ▲ ▲ ◇ 売 € 1 # ↓ 1 1 ↓ # 1▼ % % ▼ 買 $ 0 ₿ ↑ 0 0 ↑ ₿ 0 $ 買 ▼ % % ▼ 買 $1 売売 1 € ◇ ↓ 1 ▲ # # ▲ 1 ↓ ◇ € 1 売売 1 € ◇% ₿ ₿ % 0 ↑ ▼ $ 0 買買 0 $ ▼ ↑ 0 % ₿ ₿ % 0 ↑売 1 1 売 ↓ ▲ 1 ◇ # € € # ◇ 1 ▲ ↓ 売 1 1 売 ↓ ▲₿ $ $ ₿ ▼ 0 % ↑ 買 0 0 買 ↑ % 0 ▼ ₿ $ $ ₿ ▼ 01 ◇ ◇ 1 1 # 売 ▲ € ↓ ↓ € ▲ 売 # 1 1 ◇ ◇ 1 1 #$ ↑ ↑ $ % 買 ₿ 0 0 ▼ ▼ 0 0 ₿ 買 % $ ↑ ↑ $ % 買◇ ▲ ▲ ◇ 売 € 1 # ↓ 1 1 ↓ # 1 € 売 ◇ ▲ ▲ ◇ 売 €↑ 0 0 ↑ ₿ 0 $ 買 ▼ % % ▼ 買 $ 0 ₿ ↑ 0 0 ↑ ₿ 0▲ # # ▲ 1 ↓ ◇ € 1 売売 1 € ◇ ↓ 1 ▲ # # ▲ 1 ↓0 買買 0 $ ▼ ↑ 0 % ₿ ₿ % 0 ↑ ▼ $ 0 買買 0 $ ▼# € € # ◇ 1 ▲ ↓ 売 1 1 売 ↓ ▲ 1 ◇ # € € # ◇ 1

Building the strategy

CSTL stock FAQ

What is CSTL's current price?

CSTL is trading around $24.46 (+2.39%), as of 23:00 per Yahoo · live price.

What is CSTL's 52-week price range?

Over the last 52 weeks CSTL ranged between a $14.59 low and a $44.28 high.

Which sector does CSTL belong to?

CSTL belongs to the Healthcare sector, Diagnostics & Research industry.

Analyze CSTL

Castle Biosciences, Inc. (CSTL)

About the company

CSTL · Chart

Support & resistance

The technical signal compass

CSTL stock FAQ

Castle Biosciences, Inc. (CSTL)

About the company

CSTL · Chart

Support & resistance

The technical signal compass

CSTL stock FAQ

Income statement analysis

Institutional & insider data

Full analyst coverage