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+).

Quest Diagnostics Incorporated

DGX: Is Quest Diagnostics Incorporated Halal?

Doubtful

Quest Diagnostics Incorporated

NYSEHealthcareUS

$193.16

+0.50%

Purify ~0.2% of income

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 路 Industry: Medical - Diagnostics & Research

Why This Stock Is Doubtful

  • Debt is 28.4% of market cap, only 1.6 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

AAOIFI Standard 21Updated Jun 18, 2026
B+

Good

Good compliance with minor concerns

74Score

Business Activity Screen

Passed

Checks if the business is involved in prohibited activities (alcohol, gambling, pork, conventional banking, etc.)

Financial Ratio Screen

Passed

Financial ratios must be below AAOIFI thresholds

Debt / Market Cap28.4% / 30.0%

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.

Screened: Jun 18, 2026Fiscal: Q1 2026Source: EDGAR

Purify Your DGX Dividends

0.2% non-compliant income

DGX has 0.2% 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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Frequently Asked Questions

Is Quest Diagnostics Incorporated (DGX) halal to invest in?
Quest Diagnostics Incorporated (DGX) is rated Doubtful under AAOIFI Standard 21. It passes the business activity screen but one or more financial ratios are approaching (though not yet exceeding) the AAOIFI thresholds (30% for debt and interest deposits, 5% for prohibited income). Consult a qualified Islamic finance scholar for a personal ruling.
Why did Quest Diagnostics Incorporated get a B+ compliance rating?
Quest Diagnostics Incorporated (DGX) received a grade of B+ (Good) based on three AAOIFI Standard 21 financial ratios: debt-to-market-cap of 28.4% (limit 30%); interest-bearing deposits of 1.9% (limit 30%); prohibited income of 0.19% (limit 5%). The grade reflects the margin of safety across all three ratios relative to their thresholds.
What could change Quest Diagnostics Incorporated's Shariah verdict?
Quest Diagnostics Incorporated's verdict is re-evaluated at each annual re-screen. Three events could change it: (1) the debt-to-market-cap ratio crossing 30%, typically from new debt issuance or a major drop in share price; (2) interest-bearing deposits exceeding 30% of market cap; or (3) prohibited revenue (alcohol, gambling, conventional finance, etc.) exceeding 5% of total revenue. Verdict flips are tracked in the compliance history section above.
How often is Quest Diagnostics Incorporated re-screened for Shariah compliance?
Quest Diagnostics Incorporated (DGX) is re-screened annually using the most recent full-year financial data from SEC filings. HalalScreener also triggers an on-demand re-screen whenever the stored data is more than 7 days old, ensuring the ratios reflect the latest available financial statements. Last screened: Jun 18, 2026.

Screened according to AAOIFI Standard No. 21 路 For informational purposes only. Consult a qualified Islamic finance advisor before investing.

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.