Quest Diagnostics.
medical research company
- Reports this week
- 5
- Active events
- 4
- Connections
- 113
What's happening
Active this week
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Market share and investment focus comparison between Quest Diagnostics and GeneDx Holdings Corp. is underway.Some support1 report
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Quest Diagnostics made required filings with the Securities and Exchange Commission regarding share holdings on June 18, 2026.Well supported7 reports
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CMS plans to cut reimbursement rates by 15%, while Quest Diagnostics filed a 10-K with the SEC regarding company risks.Some support1 report
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Quest Diagnostics acquired clinical testing assets from Fresenius Medical Care to provide dialysis-related lab services.Some support3 reports
Earlier this month
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Quest Diagnostics and Q Biomed are competing against each other for investment funding.Some support1 report1 development inside
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Quest Diagnostics is conducting advanced biomarker testing in partnership with Apple Watch in the U.S.Some support5 reports
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GRAIL utilizes a central laboratory in North Carolina and leverages Quest locations for blood sample collection for its multi-cancer early detection test.Some support1 report
One to three months ago
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Humanity Health Inc. is launching services in the U.S. market, utilizing Quest Diagnostics' infrastructure and input from Imperial College London.Some support1 report
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Morgan Stanley, State Street Corp, and other firms increased their holdings in Quest Diagnostics during Q2, Q3, and Q4 of 2026.Some support1 report
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Mizuho Securities raised its price target on Quest Diagnostics, while Jefferies Financial Group issued a buy rating and price target for the company.Some support1 report
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A new lab in Southern Nevada reduces reliance on external testing services, supported by Nevada state funding from Las Vegas.Some support1 report1 development inside
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Insider trading disclosed via Rule 10b5-1 plan at Quest Diagnostics.Some support1 report
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Quest Diagnostics recruited a former Merck executive director to a Vice President role on July 24, 2026.Some support1 report
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Analysts upgraded the stock ratings for several companies, including JBS, Admiral Group, Quest Diagnostics, and Honeywell International.Some support1 report
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MarketBeat provided a consensus rating for Quest Diagnostics, and Truist Financial raised its price target for the company.Some support4 reports
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Quest Diagnostics provides lab testing services to Independent Delivery Networks across the United States.Some support4 reports1 development inside
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Quest Diagnostics is utilizing retail stores of partners like Kroger and Safeway as Patient Service Centers across the country.Some support1 report
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Veeraraghavan, who holds degrees from the University of Mumbai and Pennsylvania State University, brings his experience from Quest Diagnostics to a firm based in Austin.Some support1 report
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Quest Diagnostics provides lab testing services to the U.S. population.Well supported9 reports3 developments inside
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Quest Diagnostics and Flatiron are integrating ctDNA tests into an EHR platform and participating in a national pilot program.Some support1 report
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Quest Diagnostics, a company, is based in Secaucus, New Jersey, and serves physicians and hospitals in the United States.Some support2 reports
Gone quiet
No new reports in 90+ days-
Executives from Bristol-Myers Squibb, Biogen, and GSK attended an event in Princeton, while Quest Diagnostics partnered with Bristol-Myers Squibb.Well supported3 reports
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Quest Diagnostics is trading in pre-market hours on the NYSE, with Dan Edelstein involved as VP and General Manager for Haystack Oncology.Some support1 report
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Quest Diagnostics and Thermo Fisher Scientific Inc. are noted as providers in the diagnostic/scientific field, with stock performance compared to the SPX index.Some support2 reports
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Legislation was passed overhauling Medicaid and ACA, involving major diagnostic companies LabCorp and Quest Diagnostics.Some support1 report1 development inside
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Quest Diagnostics outperformed its rival Thermo Fisher Scientific Inc. in a recent market comparison.Speculative1 report
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Quest Diagnostics filed periodic reports with the Securities and Exchange Commission on June 23, 2025.Speculative1 report
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Robert Carter joined the board of a Foundation that supports clinical and community health outcomes, which is related to Quest Diagnostics.Speculative1 report
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An acquisition involving LifeLabs, Quest Diagnostics, and Allina Health was announced on July 2, 2025, strengthening its foothold in the Canadian market.Speculative1 report
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DaVita, Quest Diagnostics, Encompass Health, and The Pennant Group, Inc. are involved in the industry shift toward digital healthcare treatment.Speculative2 reports
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Quest Diagnostics acquired Allina Health in 2024, a major development in the healthcare sector.Speculative1 report
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David King was appointed to a board in July 2025, while Lance V. Berberian held executive roles at LabCorp and Quest Diagnostics.Speculative1 report
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The University of Texas MD Anderson Cancer Center is collaborating with Quest Diagnostics on the development of a new MCaST blood test.Some support1 report
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Quest Diagnostics aims to replace PET-CT scans using FDA-cleared blood tests for Alzheimer's disease.Some support2 reports
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Quest Diagnostics processes lab tests for the U.S. population and offers solutions supporting national security.Some support1 report1 development inside
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Quest Diagnostics prepares the U.S. for emerging diseases, noting symptom overlap between Oropouche and Dengue.Some support1 report
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CEO Jim Davis of Quest Diagnostics commented on the trend of increased test ordering.Some support1 report
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Major diagnostic companies, including Bio-Rad, Quest Diagnostics, and Myriad Genetics, are driving market growth.Some support1 report1 development inside
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Jim Davis of Quest Diagnostics will serve as Chairman, CEO, and President, and the company is scheduled to speak at a conference in New York City on August 16, 2025.Some support3 reports
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LabCorp and Quest Diagnostics are notable players in the market alongside Danaher Corporation.Some support1 report1 development inside
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Quest Diagnostics and Athena Diagnostics developed an ataxia test using PacBio technology.Some support1 report
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The article details the US market operations and founding history of several companies, including Align Technology, Quest Diagnostics, and Nir Zuk's cybersecurity firm.Some support1 report
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Quest Diagnostics and other health companies are consolidating the lab market through acquisitions and joint ventures.Some support1 report1 development inside
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Quest Diagnostics outperformed the S&P 500 index on August 21, 2025.Some support3 reports
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DGX outperformed the broader market over the past year, according to reporting on August 26, 2025.Some support2 reports
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Quest Diagnostics developed the Haystack MRD test, which received FDA breakthrough device designation and is expanding its service locations.Some support3 reports
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Corewell Health and Quest Diagnostics expanded their joint venture lab services in Michigan.Well supported4 reports
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FDA informs gene-drug associations, and Quest Diagnostics uses Coriell Life Sciences for personalized reports.Some support1 report
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Quest Diagnostics and Coriell Life Sciences jointly provide advanced pharmacogenomic testing service.Some support1 report
No events began in the chosen period. Widen it, or reset.
Around Quest Diagnostics this week
News at the entities that move Quest Diagnostics most-
SEC StructuralDHS, DOJ, and SEC formed a joint initiative to establish a Trade Fraud Task Force, setting standards for compliance.Moves Quest Diagnostics
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Medicare StructuralLeaders call for slowing AI development pace, concurrent with an AI model built by OpenAI being hacked via the Medicare portal.Moves Quest Diagnostics
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Securities and Exchange Commission StructuralBlackRock, the manager of the iShares Core MSCI EAFE ETF, has made required filings with the Securities and Exchange Commission regarding institutional holdings.Moves Quest Diagnostics
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Apple Watch StructuralMeta introduced 'Live Rewind' and 'Siri Recap' features related to its consumer AI agent and Apple Watch integration.Moves Quest Diagnostics
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FDA StructuralGeneric medicine services are seeking approval for launch from the FDA.Moves Quest Diagnostics
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Kroger OperationalWarren Buffett views Kroger as a long-term stock.Moves Quest Diagnostics
Connections
The 40 strongest of 113, analyzed from the reporting. The bars show how strongly a change on one side reaches the other.-
Richard Adams Structural
Richard Adams holds the position of Senior Vice President at Quest Diagnostics.
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Jim Davis Structural
Jim Davis serves as the Chairman, CEO, and President of Quest Diagnostics.
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The University of Texas MD Anderson Cancer Center and Quest Diagnostics are collaborating on the development of a cancer risk blood test.
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LifeLabs Structural
LifeLabs is a company that was acquired by Quest Diagnostics and operates as a subsidiary.
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Securities and Exchange Commission Structural
Quest Diagnostics is subject to formal regulatory oversight and reporting requirements mandated by the Securities and Exchange Commission.
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Allina Health Structural
Quest Diagnostics acquired Allina Health in 2024, establishing Allina as a subsidiary and integrating its services.
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Haystack Structural
Quest Diagnostics developed the Haystack MRD test technology.
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Thermo Fisher Scientific Inc. Operational
The two companies are direct, active competitors in the diagnostic and life science markets.
Show all 40 connections
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Corewell Health Operational
The two entities are engaged in a joint venture and co-lab arrangement for laboratory services.
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GRAIL Operational
GRAIL integrates its diagnostic tests into Quest's collection and testing network, leveraging Quest's infrastructure for service delivery.
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OhioHealth Structural
Quest Diagnostics acquired outreach lab assets from OhioHealth, leading to the integration of services.
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SEC Structural
Quest Diagnostics is subject to formal regulatory oversight and disclosure requirements by the SEC.
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Fresenius Medical Care Operational
Quest Diagnostics acquired clinical testing assets from Fresenius Medical Care and provides ongoing dialysis-related lab services to its centers.
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LabCorp Operational
LabCorp and Quest Diagnostics actively compete for hospital lab agreements and market consolidation efforts.
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Apple Watch Structural
Apple Watch utilizes Quest Diagnostics' services for advanced biomarker testing in the U.S.
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Robert Carter Structural
Robert Carter holds a formal governance role as a director on the board of Quest Diagnostics.
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Apple Health Structural
Quest Diagnostics integrates its lab testing services into the Apple Health application.
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Jefferies Financial Group Mentioned together
Jefferies Financial Group provides investment ratings and price targets for Quest Diagnostics.
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Morgan Stanley Transactional
Morgan Stanley boosted its ownership stake in Quest Diagnostics in Q4 2026.
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Medicare Structural
Quest Diagnostics' operational viability and financial risks are structurally dependent on Medicare's reimbursement and regulatory framework.
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FDA Structural
Quest Diagnostics relies on FDA approvals and clearances to implement its diagnostic strategies.
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Flatiron Operational
The relationship involves the functional integration of Quest Diagnostics' ctDNA tests into Flatiron's Electronic Health Record platform.
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Bristol-Myers Squibb Operational
Bristol-Myers Squibb and Quest Diagnostics have formed a partnership.
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Safeway Operational
The two entities utilize retail store locations for the provision of patient service centers.
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Kroger Operational
Kroger utilizes its retail stores to host Patient Service Centers for Quest Diagnostics.
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board of directors Structural
The board of directors serves as the governing body for Quest Diagnostics, making key corporate decisions like dividend declarations.
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Truist Financial Mentioned together
Truist Financial provides financial analysis, specifically raising its price target, for Quest Diagnostics.
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Secaucus Shared context
Quest Diagnostics is headquartered in Secaucus, New Jersey.
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MarketBeat Mentioned together
MarketBeat provides consensus ratings and financial analysis for Quest Diagnostics.
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New York Stock Exchange Shared context
Quest Diagnostics operates within the market structure provided by the New York Stock Exchange, including pre-market trading hours.
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Buy Shared context
The company is situated within the geographic boundaries of the location.
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New York City Shared context
Quest Diagnostics operates and discusses strategy in New York City, which serves as the contextual location for its activities.
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Mizuho Securities Mentioned together
Mizuho Securities raised its price target on Quest Diagnostics shares.
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Aon plc Operational
Quest Diagnostics and Aon plc are currently participating in a pilot program.
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Biogen Operational
The relationship between Quest Diagnostics and Biogen is characterized by a recognized partnership structure.
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Boston Partners Transactional
Quest Diagnostics announced a raised stake in Boston Partners during Q3.
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SPX Mentioned together
Quest Diagnostics stock performance is tracked relative to the SPX index.
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Leerink partners Mentioned together
A single snapshot noted that analysts upgraded the stock rating of Quest Diagnostics (B).
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Veeraraghavan Structural
Veeraraghavan previously held a leadership role within the organizational structure of Quest Diagnostics.
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Apple Inc. Operational
Apple offers optional laboratory testing partnerships with Quest Diagnostics.
History
Events by the month they beganSeptember 2026
4 events- Market share and investment focus comparison between Quest Diagnostics and GeneDx Holdings Corp. is underway.
- CMS plans to cut reimbursement rates by 15%, while Quest Diagnostics filed a 10-K with the SEC regarding company risks.
- Quest Diagnostics and Q Biomed are competing against each other for investment funding.
- Quest Diagnostics is conducting advanced biomarker testing in partnership with Apple Watch in the U.S.
August 2026
6 events- GRAIL utilizes a central laboratory in North Carolina and leverages Quest locations for blood sample collection for its multi-cancer early detection test.
- Humanity Health Inc. is launching services in the U.S. market, utilizing Quest Diagnostics' infrastructure and input from Imperial College London.
- Morgan Stanley, State Street Corp, and other firms increased their holdings in Quest Diagnostics during Q2, Q3, and Q4 of 2026.
- Mizuho Securities raised its price target on Quest Diagnostics, while Jefferies Financial Group issued a buy rating and price target for the company.
- A new lab in Southern Nevada reduces reliance on external testing services, supported by Nevada state funding from Las Vegas.
- Insider trading disclosed via Rule 10b5-1 plan at Quest Diagnostics.
July 2026
7 events- Quest Diagnostics recruited a former Merck executive director to a Vice President role on July 24, 2026.
- Analysts upgraded the stock ratings for several companies, including JBS, Admiral Group, Quest Diagnostics, and Honeywell International.
- MarketBeat provided a consensus rating for Quest Diagnostics, and Truist Financial raised its price target for the company.
- Quest Diagnostics is utilizing retail stores of partners like Kroger and Safeway as Patient Service Centers across the country.
- Veeraraghavan, who holds degrees from the University of Mumbai and Pennsylvania State University, brings his experience from Quest Diagnostics to a firm based in Austin.
- Quest Diagnostics and Flatiron are integrating ctDNA tests into an EHR platform and participating in a national pilot program.
- Quest Diagnostics, a company, is based in Secaucus, New Jersey, and serves physicians and hospitals in the United States.
Show 1 earlier month
June 2026
32 events- Quest Diagnostics made required filings with the Securities and Exchange Commission regarding share holdings on June 18, 2026.
- Quest Diagnostics acquired clinical testing assets from Fresenius Medical Care to provide dialysis-related lab services.
- Quest Diagnostics provides lab testing services to Independent Delivery Networks across the United States.
- Quest Diagnostics provides lab testing services to the U.S. population.
- Executives from Bristol-Myers Squibb, Biogen, and GSK attended an event in Princeton, while Quest Diagnostics partnered with Bristol-Myers Squibb.
- Quest Diagnostics is trading in pre-market hours on the NYSE, with Dan Edelstein involved as VP and General Manager for Haystack Oncology.
- Quest Diagnostics and Thermo Fisher Scientific Inc. are noted as providers in the diagnostic/scientific field, with stock performance compared to the SPX index.
- Legislation was passed overhauling Medicaid and ACA, involving major diagnostic companies LabCorp and Quest Diagnostics.
- Quest Diagnostics outperformed its rival Thermo Fisher Scientific Inc. in a recent market comparison.
- Quest Diagnostics filed periodic reports with the Securities and Exchange Commission on June 23, 2025.
- Robert Carter joined the board of a Foundation that supports clinical and community health outcomes, which is related to Quest Diagnostics.
- An acquisition involving LifeLabs, Quest Diagnostics, and Allina Health was announced on July 2, 2025, strengthening its foothold in the Canadian market.
- DaVita, Quest Diagnostics, Encompass Health, and The Pennant Group, Inc. are involved in the industry shift toward digital healthcare treatment.
- Quest Diagnostics acquired Allina Health in 2024, a major development in the healthcare sector.
- David King was appointed to a board in July 2025, while Lance V. Berberian held executive roles at LabCorp and Quest Diagnostics.
- The University of Texas MD Anderson Cancer Center is collaborating with Quest Diagnostics on the development of a new MCaST blood test.
- Quest Diagnostics aims to replace PET-CT scans using FDA-cleared blood tests for Alzheimer's disease.
- Quest Diagnostics processes lab tests for the U.S. population and offers solutions supporting national security.
- Quest Diagnostics prepares the U.S. for emerging diseases, noting symptom overlap between Oropouche and Dengue.
- CEO Jim Davis of Quest Diagnostics commented on the trend of increased test ordering.
- Major diagnostic companies, including Bio-Rad, Quest Diagnostics, and Myriad Genetics, are driving market growth.
- Jim Davis of Quest Diagnostics will serve as Chairman, CEO, and President, and the company is scheduled to speak at a conference in New York City on August 16, 2025.
- LabCorp and Quest Diagnostics are notable players in the market alongside Danaher Corporation.
- Quest Diagnostics and Athena Diagnostics developed an ataxia test using PacBio technology.
- The article details the US market operations and founding history of several companies, including Align Technology, Quest Diagnostics, and Nir Zuk's cybersecurity firm.
- Quest Diagnostics and other health companies are consolidating the lab market through acquisitions and joint ventures.
- Quest Diagnostics outperformed the S&P 500 index on August 21, 2025.
- DGX outperformed the broader market over the past year, according to reporting on August 26, 2025.
- Quest Diagnostics developed the Haystack MRD test, which received FDA breakthrough device designation and is expanding its service locations.
- Corewell Health and Quest Diagnostics expanded their joint venture lab services in Michigan.
- FDA informs gene-drug associations, and Quest Diagnostics uses Coriell Life Sciences for personalized reports.
- Quest Diagnostics and Coriell Life Sciences jointly provide advanced pharmacogenomic testing service.