Is Quest Diagnostics Incorporated (DGX) halal? Doubtful. Based on AAOIFI screening, Quest Diagnostics Incorporated passes the business activity screen but has financial ratios approaching AAOIFI limits with a compliance score of 74/100 (Grade: B+).

DGX — Is Quest Diagnostics Incorporated Halal?
DoubtfulQuest Diagnostics Incorporated
$193.16
+0.50%
About Quest Diagnostics Incorporated
Quest Diagnostics Incorporated provides diagnostic testing, information, and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine testing, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to patients, clinicians, hospitals, independent delivery networks, health plans, employers, direct contract entities, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile paramedics, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians robust information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.
Sector: Healthcare · Industry: Medical - Diagnostics & Research
Why This Stock Is Doubtful
- Debt is 29.1% of market cap — only 0.9 points below the 30% AAOIFI limit
Stocks are marked Doubtful when financial ratios pass but approach AAOIFI thresholds. Consider consulting a qualified scholar for a definitive ruling.
Shariah Compliance Status
Based on AAOIFI screening standards
Good
Good compliance with minor concerns
Business Activity Screen
PassedChecks if the business is involved in prohibited activities (alcohol, gambling, pork, conventional banking, etc.)
Financial Ratio Screen
PassedFinancial ratios must be below AAOIFI thresholds
Compliance History
Doubtful — unchanged since May 2026.
No status changes recorded since we began tracking.
Tracked since May 2026. Updates automatically on each re-screen.
Purify Your DGX Dividends
0.1% non-compliant incomeDGX has 0.1% prohibited income. Calculate exactly how much of your dividends to donate.
Financial Overview
Market Cap
21.4B
Price
$193.16
Sector
Healthcare
Industry
Medical - Diagnostics & Research
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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.