CSTL

Castle Biosciences Inc
NASDAQHEALTHCAREDIAGNOSTICS & RESEARCH

Key Statistics

Market Cap
$748.01M
P/E Ratio
EPS
$-0.83
Beta
1.19
52W High
$44.28
52W Low
$14.59
50-Day MA
$26.30
200-Day MA
$28.34
Dividend Yield
Profit Margin
-7.02%
Forward P/E
PEG Ratio

About Castle Biosciences Inc

Castle Biosciences Inc. is a cutting-edge diagnostics company dedicated to transforming patient care through its innovative gene-expression profiling tests, particularly in the realm of skin cancer. Its flagship product, DecisionDx®-Melanoma, is instrumental in the management of melanoma, providing critical insights into patient risk stratification and treatment decision-making. With a robust commitment to precision medicine, Castle is actively expanding its portfolio of assays to address unmet clinical needs. Bolstered by a strong research and development focus and an ambitious pipeline, the company is strategically positioned for sustainable growth while enhancing clinical outcomes and delivering significant value to its shareholders in the evolving oncology marketplace.

Official WebsiteUSAFY End: December

Fundamentals

Revenue (TTM)$344.23M
Gross Profit (TTM)$273.20M
EBITDA$-2.04M
Operating Margin-4.40%
Return on Equity-5.21%
Return on Assets-2.56%
Revenue/Share (TTM)$11.88
Book Value$15.86
Price-to-Book1.61
Price-to-Sales (TTM)2.17
EV/Revenue1.436
EV/EBITDA43.57
Quarterly Earnings Growth (YoY)-51.60%
Quarterly Revenue Growth (YoY)0.80%
Shares Outstanding$30.30M
Float$25.26M
% Insiders2.38%
% Institutions91.21%

Historical Volatility

HV 10-Day
43.17%
HV 20-Day
43.75%
HV 30-Day
42.64%
HV 60-Day
51.56%
HV Rank
33.7%

Volatility is currently expanding

Analyst Ratings

Consensus ($47.25 target)
8
Buy
Data last updated: 4/29/2026