Quest Diagnostics empowers people to take action to improve health outcomes.
Company Overview

Quest Diagnostics works across the healthcare ecosystem to create a healthier world, one life at a time. We provide diagnostic insights from the results of our laboratory testing to empower people, physicians and organizations to take action to improve health outcomes. Derived from one of the world's largest databases of de-identifiable clinical lab results, Quest's diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve healthcare management. Quest Diagnostics annually serves one in three adult Americans and half the physicians and hospitals in the United States, and our nearly 55,000 employees understand that, in the right hands and with the right context, our diagnostic insights can inspire actions that transform lives and create a healthier world.

Latest News
02102026

Fourth quarter revenues of $2.81 billion, up 7.1% from 2024 Fourth quarter reported diluted earnings per share ("EPS") of $2.18, up 11.8% from 2024; and adjusted diluted EPS of $2.42, up 8.5% from...

02102026

Quest Diagnostics Incorporated (NYSE: DGX), a leading provider of diagnostic information services, today announced that the Company's Board of Directors has authorized a 7.5% increase in its...

02022026

New test as sensitive as next-generation sequencing, and provides five-day specimen stability to support nationwide testing SECAUCUS, N.J., Feb. 2, 2026 /PRNewswire/ -- Quest Diagnostics (NYSE:...

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Quest Blog - Empowering better health with diagnostic insights.
Media Coverage
02102026
360Dx
Quest Diagnostics reported Tuesday a 7 percent year-over-year increase in its Q4 2025 revenue. Revenue for the three months ended Dec. 31, 2025, was $2.81 billion, up from $2.62 billion in the same quarter last year and above the consensus Wall Street estimate of $2.76 billion. Requisition volumes rose 9 percent during the quarter while revenue per requisition fell less than 1 percent. Organic requisition volume rose 8 percent year over year, the Secaucus, New Jersey-based company said.

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Quest Diagnostics Health Trends™

Quest Diagnostics Health Trends™ is a series of reports from Quest Diagnostics on health conditions affecting a large number of Americans. Published in peer-reviewed journals, at scientific conferences and widely as a public service, the reports are designed to inform health care professionals, patients and policymakers about the status of the nation’s health.

 

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At A Glance...

Quest provides thousands of laboratory tests, ranging from advanced genomic tests for cancer and rare diseases to routine preventive tests for heart disease, diabetes and other chronic conditions. Our medical and scientific staff consists of 850 M.D.s and Ph.Ds. We maintain approximately 8,000 patient access points, including approximately 2,000 Quest patient service centers, and a logistics team with 5,000 courier vehicles and nearly 20 aircraft in the United States.

Media Resources

Journalists may contact Quest Diagnostics by emailing mediacontact@questdiagnostics.com