Quest Diagnostics Incorporated

Quest Diagnostics Incorporated

DGX

$235.90

Updated: 24/09/2026, 18:55:22

Market Cap
$26.04B
Sector
Healthcare
Industry
Medical - Diagnostics & Research
Country
US
Stock valuation chart
One-year closing share-price history for DGX
Company Profile

Quest Diagnostics Incorporated, founded in 1967 and headquartered in Secaucus, New Jersey, is a premier provider of diagnostic testing, information, and related services, serving clients both domestically and internationally. Its core business involves the development and provision of diverse diagnostic information services, such as routine, advanced clinical, and anatomic pathology testing. While primarily operating under the Quest Diagnostics brand, it also leverages specialized identities like AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum to reach a broad spectrum of clients. Its extensive client base includes patients, clinicians, hospitals, integrated delivery networks, health plans, employers, and other direct healthcare entities. Delivery of these services is facilitated through a robust network comprising laboratories, patient service centers, in-office phlebotomists, call centers, and mobile health professionals including paramedics and nurses. Additionally, the company provides risk assessment services for the life insurance industry and offers comprehensive information technology solutions to healthcare organizations and clinicians.

USD
NYSE
CEO: James E. Davis
Employees: 51,500
https://www.questdiagnostics.com
Asset Summaries
Latest generated summaries for DGX

No summaries found.

Detailed business
Evidence-backed facts extracted from the latest official annual filing.
DGX-10-k-fy2025.html2.5 MBtext/htmlENFiled 26/02/2026Period ended 31/12/2025

Business monitoring

Reported and calculated KPIs plus operational exposure disclosed in the FY 2025 filing.

Evidence-backed · 49 KPI observations

Revenue

$11.0B

FY 2025 · Reported

Net income

$1.0B

FY 2025 · Reported

Gross margin

33.2%

FY 2025 · Calculated

Free cash flow

$1.4B

FY 2025 · Calculated

R&D intensity

N/A

FY — · Reported

Share repurchases

$0.5B

FY 2025 · Reported

Earnings and cash generation
USD billions, directly sourced from inline XBRL; free cash flow is operating cash flow less capex.
Profitability and reinvestment
Margins and R&D as a percentage of revenue.
Top products and services
Products and services mentioned in the filing; a quantitative sales breakdown was not disclosed.

Other offerings mentioned without separate sales

Collaborative Lab Solutions
Patient service center network
Consumer-initiated testing via QuestHealth.com

Area-level product sales are displayed only when the filing reports a product × geography breakdown. Regional totals are not allocated across products by estimation.

Geographic footprint
What the filing identifies, separated by location role so partner manufacturing is not presented as Apple-owned factories.
1 named headquarters
0 manufacturing countries
0 individually named factories

Map layer

Pins show disclosed operations. The heatmap colors the filing’s reported geographies; regional figures shade the region and are not estimates for each country.

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Named headquarters Manufacturing partner country

Only locations and quantities explicitly supported by the filing are displayed. A country-level manufacturing percentage or product allocation is shown only when the source discloses it; materiality scores are never presented as production shares.

How the business makes money

Company overview

Diagnostic information services company headquartered in Secaucus, NJ; 2025 net revenues of $11.0 billion

100%
Source evidence
“During 2025, we generated net revenues of $11.0 billion.”

Diagnostic Information Services (DIS)

DIS business - laboratory testing services

100%
Source evidence
“Our diagnostic information services ("DIS") business provides diagnostic insights from the results of our laboratory testing to empower people, physicians, and organizations to take action to improve health outcomes.”

Diagnostic Solutions (DS)

DS group - risk assessment services and healthcare IT

100%
Source evidence
“Our Diagnostic Solutions ("DS") group, which represents the balance of our consolidated net revenues, includes our risk assessment services business, which offers solutions for insurers, and our healthcare information technology businesses, which offer solutions for healthcare providers and payers.”

Physician channel scale

Serves ~half of US physicians annually across virtually all types

100%
Source evidence
“We serve approximately half the physicians in the United States each year.”

Hospital channel

Serves ~half of US hospitals; $1.2B reference testing revenue and $800M Collaborative Lab Solutions revenues in 2025

100%
Source evidence
“In 2025, we generated approximately $1.2 billion in revenue from "reference testing," where we perform testing that hospitals do not perform in their own in-hospital labs.”

Test volume

~244 million test requisitions processed in 2025

100%
Source evidence
“During 2025, we processed approximately 244 million test requisitions through our extensive laboratory network.”

Collaborative Lab Solutions

Hospital lab management offering generating ~$800M in 2025

100%
Source evidence
“In 2025, our Collaborative Lab Solutions (formerly known as Professional Laboratory Services) offering generated approximately $800 million in revenues and management fees supporting hospitals in the operation of their own labs.”

Patient service center network

2,400 patient service centers, many in retail settings, with mobile phlebotomy

100%
Source evidence
“Many of our 2,400 patient service centers are located inside large retail stores or in convenient retail settings.”

Consumer-initiated testing via QuestHealth.com

QuestHealth.com consumer-initiated testing platform

100%
Source evidence
“Our QuestHealth.com platform empowers health- and wellness-minded consumers to purchase tests and panels without the need to schedule an appointment and visit a doctor’s office.”

Segment revenues 2025 vs 2024 vs 2023

2025: Net $11,035M, DIS $10,785M, DS $250M; 2024: Net $9,872M, DIS $9,614M, DS $258M; 2023: Net $9,252M, DIS $8,976M, DS $276M

100%
Source evidence
“Net revenues$11,035$9,872$9,252 DIS revenues$10,785$9,614$8,976”

Operations and dependencies

Employee base

Nearly 57,000 employees globally as of Dec 31, 2025; <1% of US employees union-represented

100%
Source evidence
“As of December 31, 2025, we have nearly 57,000 employees globally (including LifeLabs’ approximately 6,800), of whom approximately 46,000 are full-time and the remainder are part-time or on-call.”

Positioning and strategy

Spectra Laboratories asset acquisition

Acquired select Spectra Laboratories testing assets from Fresenius Medical Care for $84M cash in 2025

100%
Source evidence
“We paid $84 million of aggregate cash consideration for the businesses. The acquired businesses are included in our DIS business.”

Service offering advantage

Comprehensive test menu, expertise, access, IT solutions, and scale-based lower cost structure

100%
Source evidence
“We believe that as a large diagnostic information services provider we can serve our customers more effectively due to our larger network and lower cost structure.”

Competitor types

Competes with commercial labs, hospital-affiliated labs, physician-office labs, pathology practices, and consumer testing providers

100%
Source evidence
“We primarily compete with three types of clinical testing providers: other commercial clinical laboratories, including smaller regional and local commercial clinical laboratories and specialized advanced laboratories; hospital-affiliated laboratories; and physician-office laboratories.”

Largest commercial competitor

Laboratory Corporation of America Holdings is largest commercial clinical laboratory competitor

100%
Source evidence
“Our largest commercial clinical laboratory competitor is Laboratory Corporation of America Holdings, Inc.”

Hospital market challenges drive demand

Hospital cost and consolidation pressures drive demand for Quest lab expertise

100%
Source evidence
“We believe that the market challenges faced by hospitals, including continued consolidation, price transparency, cost and utilization pressure, evolving healthcare payment models, capital needs, changing technology and limited resources, provide us with an opportunity to partner with them”

Growth strategy pillars

Growth via test menu leadership, provider collaboration, data assets, and Quest Management System with AI/automation

100%
Source evidence
“leveraging the Quest Management System and by embracing innovative technologies, such as automation and artificial intelligence ("AI").”

Invigorate program

Invigorate program targets 3% annual cost savings; $53M pre-tax restructuring charges in 2025

100%
Source evidence
“The Invigorate program aims to deliver 3% annual cost savings and productivity improvements to partially offset pressures from an inflationary environment, including labor and benefit cost increases and reimbursement pressures.”

Risks, financing, and outlook

Cost of services increase drivers

Cost of services +$742M in 2025 on acquisitions, wage increases, supplies

100%
Source evidence
“The increase was primarily driven by the impact of recent acquisitions, wage increases, and, to a lesser extent, higher supplies expense, partially offset by cost savings and productivity improvements from our Invigorate program.”

Interest rate and debt exposure

Balanced fixed/variable debt mix with interest rate swaps; $1.85B senior notes issued Aug 2024

100%
Source evidence
“primarily due to the issuance in August 2024 of $1.85 billion of senior notes.”

2025 results drivers

2025: net revenues +11.8%, organic +5.3%, DIS +12.2% driven by acquisitions and organic growth

100%
Source evidence
“Net revenues for the year ended December 31, 2025 increased by 11.8% compared to the prior year. For the year ended December 31, 2025, organic growth was 5.3% compared to the prior year.”

Seasonality

Seasonal volume declines during holidays/vacations; weather and pandemic sensitivity

100%
Source evidence
“Typically, testing volume declines during vacation and major holiday periods, reducing net revenues and operating cash flows below annual averages.”

Payer utilization and reimbursement pressure

Prior authorization, PAMA cuts, Medicare Advantage growth, value-based reimbursement goals by 2030

100%
Source evidence
“We expect efforts to reduce reimbursements, to impose more stringent cost controls and to reduce utilization of clinical test services will continue.”

Labor availability

Constrained supply of qualified technical personnel including phlebotomists and cytotechs

100%
Source evidence
“The supply of qualified technical, professional, managerial and other personnel, including cytotechs, phlebotomists and specimen processors, is currently constrained.”

Government payer reimbursement pressure (PAMA)

PAMA-driven Medicare CLFS cuts with delays; Results Act reform legislation introduced 2025

100%
Source evidence
“Starting in 2020, Congress has repeatedly acted to delay PAMA implementation by delaying the next round of data reporting (2020-2026) and Medicare cuts (2021-2026).”

Acquisition integration risk

Business development and acquisition integration risks

100%
Source evidence
“Business development activities are inherently risky and integrating our operations with businesses we acquire may be difficult.”

Cybersecurity risk

Cyberattacks on IT systems and third parties, including patient and employee data

100%
Source evidence
“Our IT systems have been and are subject to potential cyberattacks, tampering or other security breaches.”

Material exposure graph

Hospitals
Customer Exposure

Hospitals are a primary channel: reference testing (~$1.2B revenue), Collaborative Lab Solutions (~$800M), outreach lab acquisitions, and joint ventures.

Relevance 95·Dependency 90·Confidence 100
Source evidence
“We serve approximately half the hospitals in the United States each year in many ways, including:”
Physicians
Customer Exposure

Physicians are a primary customer channel; Quest serves approximately half of US physicians annually.

Relevance 95·Dependency 90·Confidence 100
Source evidence
“We serve approximately half the physicians in the United States each year.”
Medicare
Regulatory Exposure

Medicare reimbursement rates, coverage policies, and value-based reimbursement goals by 2030 materially affect Quest's revenues.

Relevance 85·Dependency 80·Confidence 100
Source evidence
“The regulatory environment related to reimbursement rates for clinical laboratory tests under Medicare are in flux”
Protecting Access to Medicare Act (PAMA)
Regulatory Exposure

PAMA has driven and may further drive Medicare clinical laboratory fee schedule reimbursement cuts; structural flaws need reform per the company.

Relevance 85·Dependency 80·Confidence 100
Source evidence
“Pursuant to PAMA, reimbursement rates for many clinical laboratory tests provided under Medicare were reduced during 2018 - 2020.”
Patients and consumers
Customer Exposure

Consumers are a primary channel served via 2,400 patient service centers and QuestHealth.com.

Relevance 80·Dependency 70·Confidence 100
Source evidence
“Our QuestHealth.com platform empowers health- and wellness-minded consumers to purchase tests and panels without the need to schedule an appointment and visit a doctor’s office.”
Wage increases and labor costs
Cost Driver

Wage increases and labor/benefit cost inflation drove cost of services up $742 million in 2025; Invigorate targets 3% annual savings to offset.

Relevance 75·Dependency 70·Confidence 100
Source evidence
“The increase was primarily driven by the impact of recent acquisitions, wage increases, and, to a lesser extent, higher supplies expense, partially offset by cost savings and productivity improvements from our Invigorate program.”
Artificial intelligence (AI)
Technology Dependency

AI is embraced as a productivity/innovation lever in the growth strategy and Invigorate program, but expanded AI use also increases cybersecurity exposure.

Relevance 70·Dependency 60·Confidence 100
Source evidence
“Competitors may compete using advanced technology, including technology that enables more convenient or cost-effective testing (e.g., technology enabled by AI).”
Government agencies
Customer Exposure

Government payers and agencies are customers, with Medicare/Medicaid reimbursement being a key revenue source and regulatory pressure point.

Relevance 70·Dependency 60·Confidence 100
Source evidence
“Government payers, such as Medicare and Medicaid, have taken steps to reduce the utilization and reimbursement of healthcare services, including clinical testing services.”
Qualified labor shortage
Demand Driver

Constrained supply of cytotechs, phlebotomists and specimen processors is a workforce risk.

Relevance 70·Dependency 60·Confidence 100
Source evidence
“The supply of qualified technical, professional, managerial and other personnel, including cytotechs, phlebotomists and specimen processors, is currently constrained”
Laboratory Corporation of America Holdings
Revenue Exposure

Quest's largest commercial clinical laboratory competitor.

Relevance 70·Dependency 50·Confidence 100
Source evidence
“Our largest commercial clinical laboratory competitor is Laboratory Corporation of America Holdings, Inc.”
Interest rates
Cost Driver

Interest expense, net rose $63 million in 2025 primarily due to $1.85 billion senior notes issued August 2024; exposure managed with interest rate swaps.

Relevance 60·Dependency 55·Confidence 100
Source evidence
“Interest expense, net increased by $63 million for the year ended December 31, 2025, compared to the prior year, primarily due to the issuance in August 2024 of $1.85 billion of senior notes.”
Patient cost responsibility and consumer trends
Demand Driver

Patients bearing increased payment responsibility and consumer-centric expectations affect demand and utilization.

Relevance 60·Dependency 50·Confidence 100
Source evidence
“Patients are encouraged to take increased interest in and responsibility for, and often are bearing increased responsibility for payment for, their healthcare.”
Digital pathology
Competitive Exposure

Emerging digital pathology solutions are cited as a technology competitors may use; Quest also competes with providers of emerging digital pathology solutions in anatomic pathology.

Relevance 60·Dependency 50·Confidence 100
Source evidence
“Digital pathology, still in an emerging state, is an example of this.”
Economy and healthcare utilization
Demand Driver

Testing orders are affected by changes in the economy and regulatory environment, unemployment/uninsured rates, and health plan design changes.

Relevance 55·Dependency 50·Confidence 100
Source evidence
“orders for clinical testing generated from customers, including physicians, hospitals, and consumers, can be affected by factors such as changes in the economy and regulatory environment, which affect the number of unemployed and uninsured, and design changes in healthcare plans, which affect utilization”
Canada (LifeLabs)
Geopolitical Exposure

The filing discloses LifeLabs with approximately 6,800 employees included in the global workforce, indicating non-U.S. (Canadian) operations exposure; unionization activity in non-U.S. markets is flagged as a risk.

Relevance 55·Dependency 50·Confidence 100
Source evidence
“As of December 31, 2025, we have nearly 57,000 employees globally (including LifeLabs’ approximately 6,800)”
Full company information
Latest profile, trading, valuation, and identifier data stored for DGX.
Share price
$235.90
Market cap
$26.04B
Exchange
NYSE
Currency
USD
CEO
James E. Davis
Employees
51,500
IPO date
17/12/1996
Beta
0.549
Last dividend
$0.00
Day range
$233.90 – $237.09
52-week range
$171.18 – $248.84
1-day performance
1.24%
1-year performance
37.81%
Current drawdown (1Y)
-5.20%
CIK
0001022079
CUSIP
74834L100
ISIN
US74834L1008
Created
07/12/2025, 03:35:12
Last update
24/09/2026, 18:55:22

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