NYSE:DGX Quest Diagnostics (DGX) Stock Price, News & Analysis $238.78 +2.95 (+1.25%) Closing price 08/6/2026 03:59 PM EasternExtended Trading$238.44 -0.34 (-0.14%) As of 04:02 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Quest Diagnostics Stock (NYSE:DGX) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Quest Diagnostics alerts:Sign Up Key Stats Today's Range$235.32▼$238.8850-Day Range$192.26▼$238.7952-Week Range$171.18▼$240.13Volume634,340 shsAverage Volume1.12 million shsMarket Capitalization$26.35 billionP/E Ratio25.35Dividend Yield1.44%Price Target$235.31Consensus RatingHold Company Overview Quest Diagnostics (NYSE: DGX) is a leading provider of diagnostic information services that supports clinical decision-making for patients, physicians and healthcare organizations. The company operates a network of clinical laboratories and patient service centers that perform a broad range of laboratory tests and diagnostic assays used in routine care, disease diagnosis, monitoring and screening. Its services span core clinical laboratory testing, anatomic pathology, molecular and genomic diagnostics, infectious disease testing and toxicology. Quest also offers specialized esoteric testing, employer and occupational health testing, clinical trial laboratory services and health information solutions designed to integrate lab data into provider and population health workflows. These capabilities are delivered through laboratory infrastructure, patient collection sites and digital tools that enable ordering, reporting and analytics. Quest primarily serves the United States healthcare market—providing testing and related services to physician practices, hospitals, payers, employers and governmental agencies—while maintaining capabilities that support international clinical trials and diagnostics initiatives. The company has operated for multiple decades and is structured with centralized laboratory operations, regional service locations and an executive leadership team responsible for strategic, clinical and operational oversight.AI Generated. May Contain Errors. Read More Quest Diagnostics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks87th Percentile Overall ScoreDGX MarketRank™: Quest Diagnostics scored higher than 87% of companies evaluated by MarketBeat, and ranked 73rd out of 902 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion2.2 / 5Analyst RatingHold Consensus RatingQuest Diagnostics has received a consensus rating of Hold. The company's average rating score is 2.46, and is based on no strong buy ratings, 6 buy ratings, 7 hold ratings, and no sell ratings.Upside/DownsideThe consensus price target for Quest Diagnostics is close to its current price, suggesting limited near-term upside or downside.Amount of Analyst CoverageQuest Diagnostics has been the subject of 8 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about Quest Diagnostics' stock forecast and price target. Earnings and Valuation2.5 / 5Proj. Earnings Growth7.17% Earnings GrowthEarnings for Quest Diagnostics are expected to grow by 7.17% in the coming year, from $11.15 to $11.95 per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Quest Diagnostics is 25.35, which means that it is trading at a less expensive P/E ratio than the market average P/E ratio of about 39.66.Price to Earnings Ratio vs. SectorThe P/E ratio of Quest Diagnostics is 25.35, which means that it is trading at a less expensive P/E ratio than the Healthcare sector average P/E ratio of about 270.84.Price to Earnings Growth RatioQuest Diagnostics has a PEG Ratio of 2.17. PEG Ratios above 1 indicate that a company could be overvalued.Price to Book Value per Share RatioQuest Diagnostics has a P/B Ratio of 3.37. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about Quest Diagnostics' valuation and earnings. Short Interest4.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted3.20% of the float of Quest Diagnostics has been sold short.Short Interest Ratio / Days to CoverQuest Diagnostics has a short interest ratio ("days to cover") of 4.26.Change versus previous monthShort interest in Quest Diagnostics has recently decreased by 5.98%, indicating that investor sentiment is improving significantly. Dividend4.2 / 5Dividend StrengthStrong Dividend YieldQuest Diagnostics pays a meaningful dividend of 1.46%, higher than the bottom 25% of all stocks that pay dividends.Dividend GrowthQuest Diagnostics has been increasing its dividend for 14 years.Dividend CoverageThe dividend payout ratio of Quest Diagnostics is 36.52%. This payout ratio is at a healthy, sustainable level, below 75%.Dividend SustainabilityBased on earnings estimates, Quest Diagnostics will have a dividend payout ratio of 28.79% next year. This indicates that Quest Diagnostics will be able to sustain or increase its dividend.Read more about Quest Diagnostics' dividend. News and Social Media3.3 / 5News Sentiment1.30 News SentimentQuest Diagnostics has a news sentiment score of 1.30. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.56 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 12 news articles for Quest Diagnostics this week, compared to 7 articles on an average week.Search InterestOnly 6 people have searched for DGX on MarketBeat in the last 30 days. This is a decrease of 0% compared to the previous 30 days.MarketBeat FollowsOnly 2 people have added Quest Diagnostics to their MarketBeat watchlist in the last 30 days. This is a decrease of -60% compared to the previous 30 days. Company Ownership1.5 / 5Insider TradingSelling Shares Insider Buying vs. Insider SellingIn the past three months, Quest Diagnostics insiders have sold more of their company's stock than they have bought. Specifically, they have bought $0.00 in company stock and sold $3,947,088.00 in company stock.Percentage Held by Insiders0.88% of the stock of Quest Diagnostics is held by insiders.Percentage Held by Institutions88.06% of the stock of Quest Diagnostics is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Quest Diagnostics' insider trading history. Receive DGX Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Quest Diagnostics and its competitors with MarketBeat's FREE daily newsletter. 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DGX Stock News HeadlinesQuest Diagnostics typically performs between 30 and 40 cyclospora tests a day. Now it's processing more than 1,500.August 5 at 10:00 AM | wsj.comArgus Research Keeps Their Buy Rating on Quest Diagnostics (DGX)July 31, 2026 | theglobeandmail.comThe end may be near for these iconic stocksMarc Chaikin, founder of Chaikin Analytics, says two forces - AI disruption and fracturing global trade - are triggering a historic wealth transfer already underway in 2026. Household names like Intuit (-57%), Boston Scientific (-49%), and Tractor Supply (-40%) are cratering, while lesser-known companies like Sandisk (+573%) and Rackspace (+444%) surge. Chaikin has identified specific stocks he believes investors should sell before they fall further - and the names may surprise you. He's also pinpointing a company tapped as Nvidia's self-driving partner and a potential AI megadeal that could split into three high-growth stocks. Stream his free presentation to get every buy and sell recommendation with no membership or credit card required. | Chaikin Analytics (Ad)Truist Financial Sticks to Their Hold Rating for Quest Diagnostics (DGX)July 30, 2026 | theglobeandmail.comBacterial Vaginosis Linked to Increased STI Co-Infection, Finds National Study of 1.5 Million Women from Quest DiagnosticsJuly 30, 2026 | prnewswire.comQuest Diagnostics (NYSE:DGX) SVP Sells 1,600 SharesJuly 30, 2026 | insidertrades.comJPMorgan Chase & Co. Forecasts Strong Price Appreciation for Quest Diagnostics (NYSE:DGX) StockJuly 30, 2026 | americanbankingnews.comQuest Diagnostics (NYSE:DGX) Hits New 1-Year High on Analyst UpgradeJuly 29, 2026 | americanbankingnews.comSee More Headlines DGX Stock Analysis - Frequently Asked Questions How have DGX shares performed this year? Quest Diagnostics' stock was trading at $173.47 at the beginning of 2026. Since then, DGX stock has increased by 37.7% and is now trading at $238.7850. How were Quest Diagnostics' earnings last quarter? Quest Diagnostics Incorporated (NYSE:DGX) posted its quarterly earnings results on Thursday, July, 23rd. The medical research company reported $3.12 earnings per share (EPS) for the quarter, topping the consensus estimate of $2.82 by $0.30. The business's revenue was up 10.2% compared to the same quarter last year. Read the conference call transcript. How will Quest Diagnostics' stock buyback program work? Quest Diagnostics' Board of Directors initiated a stock buyback plan on Tuesday, February 10th 2026, which authorizes the company to buy back $1,000,000,000 in shares, according to EventVestor. This means that the company could buy up to 4.7% of its shares through open market purchases. Shares buyback plans are often an indication that the company's board believes its shares are undervalued. Does Quest Diagnostics have any subsidiaries? Quest Diagnostics subsidiaries include these companies: MACL, Blueprint Genetics, PhenoPath Laboratories, ReproSource, California Laboratory Associates, Cleveland HeartLab, Cape Cod Healthcare - Business, and more. When did Quest Diagnostics IPO? Quest Diagnostics (DGX) raised $12 million in an IPO on Tuesday, January 7th 2025. The company issued 2,300,000 shares at a price of $4.00-$6.00 per share. Dominari Securities and Revere Securities served as the underwriters for the IPO. Who are Quest Diagnostics' major shareholders? Top institutional investors of Quest Diagnostics include Bank of New York Mellon Corp (0.57%), Eastern Bank (0.17%), ABN AMRO Bank N.V. (0.09%) and JGP Wealth Management LLC (0.06%). Insiders that own company stock include J E Davis, Catherine T Doherty, Michael E Prevoznik, Michael J Deppe, Gary M Pfeiffer, Vicky B Gregg, Patrick Plewman, Karthik Kuppusamy and Mark E Delaney. View institutional ownership trends. How do I buy shares of Quest Diagnostics? Shares of DGX stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Quest Diagnostics own? Based on aggregate information from My MarketBeat watchlists, some other companies that Quest Diagnostics investors own include NVIDIA (NVDA), Meta Platforms (META), Advanced Micro Devices (AMD), Broadcom (AVGO), Adobe (ADBE), GE Aerospace (GE) and ServiceNow (NOW). Company Calendar Record date for 7/22 Dividend7/08/2026Ex-Dividend for 7/22 Dividend7/08/2026Dividend Payable7/22/2026Last Earnings7/23/2026Today8/07/2026Next Earnings (Estimated)10/20/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (2m+) 1-Year History Aug 25 Nov 25 Feb 26 May 26 Aug 26 DGX's financial health is in the Green zone, according to TradeSmith. DGX has been in this zone for over 2 months. Industry, Sector and Symbol Stock ExchangeNYSE SectorHealthcare Industry Healthcare Providers & Services Sub-IndustryHealthcare Services Current SymbolNYSE:DGX CIK1022079 Webwww.questdiagnostics.com Phone(973) 520-2700Fax201-462-4169Employees57,000Year Founded1967Price Target and Rating Average Price Target for Quest Diagnostics$235.31 High Price Target$260.00 Low Price Target$200.00 Potential Upside/Downside-1.5%Consensus RatingHold Rating Score (0-4)2.46 Research Coverage13 Analysts Profitability EPS (Trailing Twelve Months)$9.42 Trailing P/E Ratio25.35 Forward P/E Ratio21.42 P/E Growth2.17Net Income$992 million Net Margins9.18% Pretax Margin12.15% Return on Equity16.01% Return on Assets7.27% Debt Debt-to-Equity Ratio0.72 Current Ratio1.59 Quick Ratio1.46 Sales & Book Value Annual Sales$11.04 billion Price / Sales2.39 Cash Flow$15.37 per share Price / Cash Flow15.54 Book Value$70.84 per share Price / Book3.37Miscellaneous Outstanding Shares110,370,000Free Float109,402,000Market Cap$26.35 billion OptionableOptionable Beta0.56 Social Links 10 Stocks Powering The Next AI Boom The AI boom is creating opportunities across semiconductors, cloud computing, enterprise software, infrastructure, cybersecurity, and automation. 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