CSTL

Castle Biosciences Inc
NASDAQHEALTHCAREDIAGNOSTICS & RESEARCH

Key Statistics

Market Cap
$611.15M
P/E Ratio
EPS
$-0.42
Beta
1.11
52W High
$44.28
52W Low
$14.59
50-Day MA
$23.46
200-Day MA
$28.71
Dividend Yield
Profit Margin
-3.78%
Forward P/E
PEG Ratio

About Castle Biosciences Inc

Castle Biosciences Inc. is a pioneering diagnostics firm that focuses on advancing patient care through innovative gene-expression profiling tests, primarily targeting skin cancer. Its flagship product, DecisionDx®-Melanoma, plays a crucial role in melanoma management by offering essential insights for patient risk stratification and informed treatment decisions. Committed to precision medicine, Castle is enhancing its product portfolio to meet significant clinical needs and has established a strong research and development foundation to drive future growth. With a strategic emphasis on addressing the complexities of the oncology landscape, the company is well-positioned to improve clinical outcomes while delivering substantial shareholder value.

Official WebsiteUSAFY End: December

Fundamentals

Revenue (TTM)$339.92M
Gross Profit (TTM)$264.74M
EBITDA$-18.35M
Operating Margin-22.00%
Return on Equity-2.85%
Return on Assets-3.97%
Revenue/Share (TTM)$11.60
Book Value$15.23
Price-to-Book1.32
Price-to-Sales (TTM)1.80
EV/Revenue1.134
EV/EBITDA42.95
Quarterly Earnings Growth (YoY)-51.60%
Quarterly Revenue Growth (YoY)-4.90%
Shares Outstanding$30.33M
Float$26.87M
% Insiders2.38%
% Institutions92.97%

Historical Volatility

HV 10-Day
45.63%
HV 20-Day
98.59%
HV 30-Day
84.37%
HV 60-Day
66.61%
HV Rank
84.5%

Volatility is currently contracting

Analyst Ratings

Consensus ($45.88 target)
8
Buy

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Data last updated: 5/25/2026