Is Castle Biosciences, Inc. (CSTL) halal? Not Halal. Based on AAOIFI screening, Castle Biosciences, Inc. passes the business activity screen but fails financial ratio screens with a compliance score of 0/100 (Grade: F).
CSTL — Is Castle Biosciences, Inc. Halal?
Not HalalCastle Biosciences, Inc.
$19.71
-6.01%
About Castle Biosciences, Inc.
Castle Biosciences, Inc., a commercial-stage diagnostics company, focuses to provide diagnostic and prognostic testing services for dermatological cancers. Its lead product is DecisionDx-Melanoma, a multi-gene expression profile (GEP) test to identify the risk of metastasis for patients diagnosed with invasive cutaneous melanoma. The company also offers DecisionDx-UM test, a proprietary GEP test that predicts the risk of metastasis for patients with uveal melanoma, a rare eye cancer; DecisionDx-SCC, a proprietary 40-gene expression profile test that uses an individual patient's tumor biology to predict individual risk of squamous cell carcinoma metastasis for patients with one or more risk factors; and DecisionDx DiffDx-Melanoma and myPath Melanoma, a proprietary GEP test to diagnose suspicious pigmented lesions. It offers test services through physicians and their patients. The company was founded in 2007 and is headquartered in Friendswood, Texas.
Sector: Healthcare · Industry: Medical - Diagnostics & Research
Shariah Compliance Status
Based on AAOIFI screening standards
Non-Compliant
Fails Shariah screening
Business Activity Screen
PassedChecks if the business is involved in prohibited activities (alcohol, gambling, pork, conventional banking, etc.)
Financial Ratio Screen
FailedFinancial ratios must be below AAOIFI thresholds
Compliance History
Not Halal — unchanged since May 2026.
No status changes recorded since we began tracking.
Tracked since May 2026. Updates automatically on each re-screen.
Financial Overview
Market Cap
597.8M
Price
$19.71
Sector
Healthcare
Industry
Medical - Diagnostics & Research
Halal Alternatives in Healthcare
This stock is not Shariah-compliant. Here are halal alternatives from the same sector, ranked by compliance score:
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Disclaimer: This screening is for informational purposes only and does not constitute financial, legal, or religious advice. Compliance is evaluated using AAOIFI financial standards (debt, deposits, and prohibited income ratios) and publicly available data. Ethical, political, social, or environmental considerations are outside the scope of this screening. Individual scholars and methodologies may differ. Always consult a qualified Islamic finance advisor before making investment decisions.