CASTLE BIOSCIENCES INC

NASDAQ: CSTL (Castle Biosciences, Inc.)

Last update: 4 days ago, 12:07PM

32.31

-2.11 (-6.13%)

Previous Close 34.42
Volume 75,671
Price / Sales 2.90
Price / Book 2.27
52 Weeks Range
17.72 (-45%) — 44.28 (37%)
Profit Margin -1.46%
Operating Margin (TTM) -31.74%
Diluted EPS (TTM) -0.190
Quarterly Revenue Growth (YOY) 20.60%
Total Debt/Equity (MRQ) 5.87%
Current Ratio (MRQ) 9.37
Operating Cash Flow (TTM) 65.67 M
Levered Free Cash Flow (TTM) 44.64 M
Return on Assets (TTM) -1.80%
Return on Equity (TTM) -1.20%

Market Trend

Short Term Medium Term
Industry Diagnostics & Research (US) Mixed Bullish
Diagnostics & Research (Global) Mixed Bullish
Stock Castle Biosciences, Inc. Mixed Bullish

AIStockmoo Score

-0.9
Analyst Consensus NA
Insider Activity -3.5
Price Volatility -2.0
Technical Moving Averages 2.5
Technical Oscillators -0.5
Relative Valuation NA
Financial Health NA
AI Insight NA
Weighted Average -0.88

Similar Stocks

Stock Market Cap DY P/E (TTM) P/B
CSTL - - - 2.27
GRAL 6 B - - 1.91
ADPT 4 B - - 31.15
PRPO - - - 2.90
WGS - - - 10.40
SHC - - - 7.84

Select this tab to load the latest available analysis.

Castle Biosciences Inc is a molecular diagnostics company. The group provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), and uveal melanoma. The product portfolio of the company includes DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test; DecisionDx-SCC, a risk stratification test for cutaneous squamous cell carcinoma; MyPath Melanoma, a diagnostic GEP test for use in patients with difficult-to-diagnose melanocytic lesions; and TissueCypher, a test to predict future development of progression of high-grade dysplasia and/or esophageal cancer. The company derives revenues through the delivery of test reports for its molecular diagnostic tests.

Sector Healthcare
Industry Diagnostics & Research
Investment Style Small Core
% Held by Insiders 2.98%
% Held by Institutions 93.02%

Ownership

Name Date Shares Held
Summit Partners Public Asset Management, Llc 30 Jun 2026 824,872

No data within this time range.

Name Avg. Buy ($) Avg. Sell ($) Net Quantity Net Value ($)
MAETZOLD DEREK J - 36.65 -14,496 -531,278
Aggregate Net Quantity -14,496
Aggregate Net Value ($) -531,278
Aggregate Avg. Buy ($) -
Aggregate Avg. Sell ($) 36.65
Name Holder Date Type Quantity Price Value ($)
MAETZOLD DEREK J Officer 05 Oct 2026 Automatic sell (-) 8,580 36.65 314,457
MAETZOLD DEREK J Officer 05 Oct 2026 Automatic sell (-) 5,916 36.65 216,821
MAETZOLD DEREK J Officer 05 Oct 2026 Option execute 8,165 - -

The support, resistance and trendline levels presented has been generated by an artificial intelligence (AI) model and should be interpreted with caution.

Portfolio

AI Template

Your price alert

Risk Profile

| | | | |
Conservative
Moderate Conservative
Moderate
Moderate Aggressive
Aggressive
Margin of Safety (EP)
Partial Profit (TP1)
Target Profit (TP2)
Maximum Loss (SL)

Disclaimer: The above is for illustrative purposes only and is NOT investment advice. Seek advice from a qualified financial professional.

Entry Price (EP)

Take Profit 1 (TP1)

Take Profit 2 (TP2)

Stop Loss (SL)

52W Range
 
52WL
 
52WH
SL
EP
TP1
TP2

All alert prices are within 52 weeks price range

Realized Profit -
Unrealized Profit -
Dividend Received 2026 -
Total Profit -
Avg. Return -
Quantity (Buy) -
Avg. Price (Buy) -
Quantity (Sold) -
Avg. Price (Sold) -
No stocks matching your criteria