Free Trial
Don't Miss the A.I. Investing RevolutionStart Free For 30 Days

Quest Diagnostics (DGX) Institutional Ownership

Quest Diagnostics logo
$180.85 -1.04 (-0.57%)
Closing price 10/8/2025 03:59 PM Eastern
Extended Trading
$180.26 -0.59 (-0.33%)
As of 09:25 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 Polygon.io. Learn more.
Compare

Institutional Ownership Changes (13F Filings) for Quest Diagnostics (NYSE:DGX)

Current
Institutional Ownership
Percentage
88.06%
Number of
Institutional Buyers
(last 12 months)
624
Total
Institutional Inflows
(last 12 months)
$3.80B
Number of
Institutional Sellers
(last 12 months)
435
Total
Institutional Outflows
(last 12 months)
$2.28B
Get DGX Insider Trade Alerts

Want to know when executives and insiders are buying or selling Quest Diagnostics stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Subscribe Now
By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.
Skip Chart & View Institutional Buying and Selling Data

DGX Institutional Buying and Selling by Quarter

Quest Diagnostics Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/8/2025Hilltop National Bank7,672$1.46M0.4%-0.9%0.007%
10/8/2025Wedmont Private Capital2,940$535K0.0%+12.9%0.003%
10/8/2025Czech National Bank28,401$5.41M0.0%+4.1%0.025%
10/8/2025Country Club Bank7,512$1.42M0.1%-2.3%0.007%
10/7/2025 Montecito Bank & Trust2,509$478K0.1%N/A0.002%
10/7/2025 Ransom Advisory Ltd1,500$286K0.1%-11.8%0.001%
10/7/2025 Assenagon Asset Management S.A.5,588$1.07M0.0%-73.2%0.005%
10/7/2025 Oak Thistle LLC3,833$730K0.1%+119.7%0.003%
10/6/2025 Steph & Co.3,688$703K0.2%-15.8%0.003%
10/6/2025 Martin Capital Partners LLC4,924$938K0.4%-3.6%0.004%
10/3/2025 Aaron Wealth Advisors LLC7,618$1.45M0.1%N/A0.007%
10/2/2025 GAMMA Investing LLC3,511$669K0.0%+17.4%0.003%
10/1/2025 First Financial Bank Trust Division2,540$484K0.0%-3.0%0.002%
10/1/2025 Hobart Private Capital LLC2,959$564K0.1%N/A0.003%
9/26/2025Corient Private Wealth LLC25,005$4.49M0.0%-27.1%0.022%
9/24/2025Texas Permanent School Fund Corp7,749$1.39M0.0%-33.8%0.007%
9/23/2025Dakota Community Bank & Trust NA1,535$276K1.2%-6.4%0.001%
9/22/2025Caldwell Trust Co1,925$346K0.0%N/A0.002%
9/4/2025Osaic Holdings Inc.23,399$4.20M0.0%+1.6%0.021%
8/27/2025Orion Porfolio Solutions LLC16,335$2.93M0.0%-20.6%0.015%
8/26/2025Thrivent Financial for Lutherans24,167$4.34M0.0%+88.6%0.022%
8/20/2025Kentucky Retirement Systems7,111$1.28M0.0%-6.2%0.006%
8/20/2025Kentucky Retirement Systems Insurance Trust Fund3,018$542K0.0%-6.5%0.003%
8/19/2025Marex Group plc1,500$269K0.0%N/A0.001%
8/19/2025Advisory Services Network LLC3,533$591K0.0%N/A0.003%
8/19/2025Pitcairn Co.3,342$600K0.0%-16.1%0.003%
8/18/2025Geneos Wealth Management Inc.1,134$204K0.0%+20.6%0.001%
8/18/2025CYBER HORNET ETFs LLC290$52K0.0%N/A0.000%
8/18/2025Rexford Capital Inc.200$36K0.0%N/A0.000%
8/16/2025Public Sector Pension Investment Board8,607$1.55M0.0%-43.1%0.008%
8/16/2025Headlands Technologies LLC950$171K0.0%N/A0.001%
8/15/2025CANADA LIFE ASSURANCE Co386,138$69.45M0.1%+8.6%0.345%
8/15/2025Tower Research Capital LLC TRC 3,027$544K0.0%-44.2%0.003%
8/15/2025MUFG Securities EMEA plc327$59K0.0%N/A0.000%
8/15/2025Corient Private Wealth LLC25,005$4.48M0.0%-27.1%0.022%
8/15/2025Auxier Asset Management26,777$4.81M0.7%-0.5%0.024%
8/15/2025State of Tennessee Department of Treasury24,964$4.48M0.0%-46.3%0.022%
8/15/2025E Fund Management Co. Ltd.1,752$315K0.0%-13.7%0.002%
8/15/2025Captrust Financial Advisors17,299$3.11M0.0%-0.9%0.015%
8/15/2025WFA of San Diego LLC1,324$238K0.2%N/A0.001%
8/15/2025Vident Advisory LLC4,333$778K0.0%+35.6%0.004%
8/15/2025Wasatch Advisors LP20,647$3.71M0.0%-4.6%0.018%
8/15/2025Teewinot Capital Advisers L.L.C.8,674$1.56M0.1%-31.3%0.008%
8/15/2025Tidal Investments LLC3,098$556K0.0%+26.1%0.003%
8/15/2025Smartleaf Asset Management LLC672$120K0.0%-21.1%0.001%
8/15/2025Snowden Capital Advisors LLC1,693$304K0.0%-4.3%0.002%
8/15/2025Royal London Asset Management Ltd.47,877$8.60M0.0%-1.9%0.043%
8/15/2025Rafferty Asset Management LLC11,803$2.12M0.0%+14.8%0.011%
8/15/2025Orion Porfolio Solutions LLC16,335$2.93M0.0%-20.6%0.015%
8/15/2025MML Investors Services LLC7,935$1.43M0.0%+30.3%0.007%
8/15/2025Man Group plc2,991$537K0.0%-82.6%0.003%
8/15/2025Meiji Yasuda Asset Management Co Ltd.2,518$452K0.0%-34.5%0.002%
8/15/2025Lazard Asset Management LLC2,443$438K0.0%-21.9%0.002%
8/15/2025LMR Partners LLP3,982$715K0.0%-84.3%0.004%
8/15/2025Hilton Capital Management LLC50,716$9.11M0.7%-0.7%0.045%
8/15/2025Humankind Investments LLC6,219$1.12M0.3%+10.1%0.006%
8/15/2025IHT Wealth Management LLC1,244$223K0.0%N/A0.001%
8/15/2025EHP Funds Inc.2,200$395K0.1%-42.1%0.002%
8/15/2025EdgePoint Investment Group Inc.1,271$228K0.0%N/A0.001%
8/15/2025Engineers Gate Manager LP4,405$791K0.0%-36.6%0.004%
8/15/2025Benjamin Edwards Inc.6,751$1.21M0.0%+2.4%0.006%
8/15/2025BI Asset Management Fondsmaeglerselskab A S4,832$868K0.0%+32.3%0.004%
8/15/2025BNP Paribas Financial Markets247,232$44.41M0.0%-32.7%0.221%
8/15/2025BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp17,557$3.15M0.0%-17.7%0.016%
8/15/2025Brevan Howard Capital Management LP1,160$208K0.0%N/A0.001%
8/15/2025Bellevue Group AG48,567$8.72M0.2%N/A0.043%
8/15/2025Bank of America Corp DE1,599,602$287.34M0.0%+36.3%1.431%
8/15/2025AQR Capital Management LLC49,417$8.80M0.0%-9.6%0.044%
8/15/2025Ameriprise Financial Inc.841,621$151.17M0.0%-12.4%0.753%
8/14/20258 Knots Management LLC176,538$31.71M4.5%+42.9%0.158%
8/14/2025California State Teachers Retirement System188,951$33.94M0.0%+10.6%0.169%
8/14/2025Raymond James Financial Inc.510,627$91.72M0.0%-7.0%0.457%
8/14/2025Worldquant Millennium Advisors LLC1,823$327K0.0%N/A0.002%
8/14/2025Bayesian Capital Management LP15,700$2.82M0.4%N/A0.014%
8/14/2025Quantinno Capital Management LP51,676$9.28M0.0%+88.5%0.046%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18,288$3.29M0.0%-32.8%0.016%
8/14/2025Diversify Advisory Services LLC3,101$554K0.0%+123.6%0.003%
8/14/2025Alliancebernstein L.P.1,241,855$223.07M0.1%+5.5%1.111%
8/14/2025Treasurer of the State of North Carolina115,977$20.83M0.1%+58.3%0.104%
8/14/2025The Manufacturers Life Insurance Company 220,085$39.53M0.0%-2.3%0.197%
8/14/2025CIBC Asset Management Inc80,901$14.52M0.0%+17.2%0.072%
8/14/2025Becker Capital Management Inc.65,252$11.72M0.4%-1.4%0.058%
8/14/2025Sei Investments Co.78,131$14.04M0.0%-55.0%0.070%
8/14/2025Nebula Research & Development LLC8,853$1.59M0.1%N/A0.008%
8/14/2025NewEdge Advisors LLC13,125$2.36M0.0%+37.9%0.012%
8/14/2025BCS Private Wealth Management Inc.1,730$311K0.1%N/A0.002%
8/14/2025Qube Research & Technologies Ltd417,533$75.00M0.1%-4.5%0.373%
8/14/2025Investment Management Corp of Ontario2,685$482K0.0%-15.7%0.002%
8/14/2025AXA S.A.1,696$305K0.0%+6.0%0.002%
8/14/2025State Street Corp5,184,999$931.38M0.0%+0.2%4.637%
8/14/2025Daiwa Securities Group Inc.18,599$3.34M0.0%+17.1%0.017%
8/14/2025SVB Wealth LLC27,749$4.99M0.3%-28.9%0.025%
8/14/2025Crestmont Private Wealth LLC4,127$741K0.3%+10.4%0.004%
8/14/2025Vega Investment Solutions4,882$877K0.2%-6.3%0.004%
8/14/2025Natixis9,302$1.67M0.0%-7.6%0.008%
8/14/2025Ossiam998$179K0.0%+46.3%0.001%
8/14/2025Bank of Nova Scotia14,339$2.58M0.0%+7.2%0.013%
8/14/2025California Public Employees Retirement System406,276$72.98M0.0%-17.3%0.363%
8/14/2025Cary Street Partners Financial LLC1,146$206K0.0%-24.2%0.001%
8/14/2025Cerity Partners LLC43,857$7.88M0.0%+3.6%0.039%
(Data available from 1/1/2016 forward)

DGX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of DGX shares?

During the previous two years, 982 institutional investors and hedge funds held shares of Quest Diagnostics. The most heavily invested institutionals were Vanguard Group Inc. ($2.56B), Price T Rowe Associates Inc. MD ($1.01B), State Street Corp ($931.38M), Boston Partners ($545.32M), Geode Capital Management LLC ($533.56M), Victory Capital Management Inc. ($530.19M), and JPMorgan Chase & Co. ($367.18M).Learn more on Quest Diagnostics' institutional investors.

What percentage of Quest Diagnostics' stock is owned by institutional investors?

88.06% of Quest Diagnostics' stock is owned by institutional investors. Learn more on DGX's institutional investor holdings.

Which institutional investors have been buying Quest Diagnostics' stock?

Of the 810 institutional investors that purchased Quest Diagnostics' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Boston Partners ($3.78M), Norges Bank ($3.62M), Price T Rowe Associates Inc. MD ($2.13M), JPMorgan Chase & Co. ($1.46M), M&G Plc ($1.12M), Nuance Investments LLC ($681.64K), and Alliancebernstein L.P. ($646.81K).

How much institutional buying is happening at Quest Diagnostics?

Institutional investors have bought a total of 23,052,238 shares in the last 24 months. This purchase volume represents approximately $3.80B in transactions.

Which of Quest Diagnostics' major shareholders have been selling company stock?

Of the 434 institutional investors that sold Quest Diagnostics' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: American Century Companies Inc. ($1.50M), Davis Selected Advisers ($1.04M), Nordea Investment Management AB ($1.04M), Wellington Management Group LLP ($792.53K), Victory Capital Management Inc. ($750.19K), BNP Paribas Financial Markets ($500.07K), and Marshall Wace LLP ($482.79K).

How much institutional selling is happening at Quest Diagnostics?

Institutional investors have sold a total of 13,779,423 shares in the last 24 months. This volume of shares sold represents approximately $2.28B in transactions.


Related Companies

This page (NYSE:DGX) was last updated on 10/9/2025 by MarketBeat.com Staff
From Our Partners
Bitcoin grabs headlines, but smart money likes this token
Bitcoin grabs headlines, but smart money likes this token My research team has identified the token positio...
Crypto 101 Media | Sponsoredtc pixel
Building The Infrastructure for the Coming Financial Reset
While China pushes nearly $1 trillion through its new digital currency, one emerging company is quietly buildi...
Intellistake | Sponsoredtc pixel
Magnificent 7 being replaced by the “Hidden 7”?
BULLISH: It's time to buy this 'hidden' AI stock An award-winning stock-rating system has turned BULLISH on...
Chaikin Analytics | Sponsoredtc pixel
Capital Gains Tax Strategies for Seniors
Capital gains taxes can take a bite out of your retirement income—unless you have a smart strategy. From holdi...
SmartAsset | Sponsoredtc pixel
REVEALED: Something Big Happening Behind White House Doors
What I just learned about what’s unfolding in the White House is truly stunning… And you need to see it for...
Paradigm Press | Sponsoredtc pixel
An $8 trillion-dollar discovery 17,000 ft underwater
A strange rock pulled from the ocean floor may hold the key to a $16 trillion resource boom. Inside it: materi...
Porter & Company | Sponsoredtc pixel
A Huge Shift Is Underway in America
Wall Street legend issues chilling new warning: "I've never seen anything as dangerous as this" The man who...
Stansberry Research | Sponsoredtc pixel
Your Bank Account Is No Longer Safe
What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what ...
Priority Gold | Sponsoredtc pixel