Go Pro
→ MILLIONAIRE MASTERCLASS INVITE: Altucher (From Paradigm Press) (Ad)tc pixel Free DGX Stock Alerts

Quest Diagnostics (DGX) Institutional Ownership

Quest Diagnostics logo
$233.32 +2.23 (+0.96%)
Closing price 10/2/2026 03:59 PM Eastern
Extended Trading
$230.32 -3.00 (-1.28%)
As of 10/2/2026 07:34 PM 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.
Compare

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

Current
Institutional Ownership
Percentage
88.06%
Number of
Institutional Buyers
(last 12 months)
626
Total
Institutional Inflows
(last 12 months)
$5.81B
Number of
Institutional Sellers
(last 12 months)
407
Total
Institutional Outflows
(last 12 months)
$1.95B
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
SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/1/2026 Coastline Trust Co294$69K0.0%-22.4%0.000%
9/9/2026Sequoia Financial Advisors LLC33,797$7.16M0.0%+25.0%0.031%
9/9/2026Tidal Investments LLC24,698$5.24M0.0%-33.4%0.022%
9/9/2026National Pension Service46,067$9.76M0.0%-2.2%0.042%
9/9/2026SVB Wealth LLC11,830$2.51M0.1%-8.1%0.011%
9/9/2026Pinnacle Wealth Management Advisory Group LLC1,066$226K0.0%N/A0.001%
9/9/2026Integrated Wealth Concepts LLC11,961$2.54M0.0%+5.2%0.011%
9/9/2026NewEdge Advisors LLC12,508$2.65M0.0%+4.6%0.011%
9/9/2026IFP Advisors Inc12,005$2.54M0.0%-3.7%0.011%
9/9/2026Baird Financial Group Inc.17,006$3.60M0.0%+4.2%0.015%
9/8/2026Arizona State Retirement System31,500$6.68M0.0%+4.2%0.029%
9/8/2026Waverly Advisors LLC3,524$747K0.0%-31.1%0.003%
9/8/2026Bank OZK15,322$3.25M1.0%+5.1%0.014%
9/8/2026Empirical Finance LLC4,082$865K0.0%+3.2%0.004%
9/8/2026Nykredit A S28,314$6.00M0.0%N/A0.026%
8/27/2026Corient Private Wealth LP34,092$7.23M0.0%-13.3%0.031%
8/26/2026Amundi498,751$105.71M0.0%+22.1%0.452%
8/26/2026HighTower Advisors LLC67,692$14.35M0.0%+12.8%0.061%
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al79,013$16.75M0.1%N/A0.072%
8/24/2026Vancity Investment Management Ltd2,548$540K0.1%+90.9%0.002%
8/23/2026Ameritas Advisory Services LLC211$45K0.0%N/A0.000%
8/23/2026Wedmont Private Capital3,120$647K0.0%+2.8%0.003%
8/23/2026HB Wealth Management LLC12,123$2.57M0.0%+0.7%0.011%
8/23/2026Saudi Central Bank7,691$1.63M0.0%+87.3%0.007%
8/22/2026Strive Financial Group LLC279$59K0.0%-33.6%0.000%
8/22/2026Munich Reinsurance Co Stock Corp in Munich24,324$5.16M0.1%+72.1%0.022%
8/22/2026Raiffeisen Bank International AG239$51K0.0%+162.6%0.000%
8/22/2026Syon Capital LLC3,595$762K0.0%+25.4%0.003%
8/22/2026TD Waterhouse Canada Inc.37,951$8.20M0.0%+1.6%0.034%
8/22/2026Concurrent Investment Advisors LLC5,183$1.10M0.0%+1.2%0.005%
8/22/2026Prosperitas Financial LLC1,583$336K0.1%N/A0.001%
8/22/2026NEOS Investment Management LLC17,210$3.65M0.0%+13.9%0.016%
8/22/2026Power Wealth Management LLC1,000$212K0.1%N/A0.001%
8/21/2026AXQ Capital LP1,697$360K0.0%N/A0.002%
8/21/2026Braidwell LP43,200$9.16M0.3%N/A0.039%
8/21/2026Continuum Advisory LLC611$130K0.0%N/A0.001%
8/21/2026Nykredit A S33,940$7.19M0.0%N/A0.031%
8/21/2026B. Metzler seel. Sohn & Co. AG10,247$2.17M0.0%+3.2%0.009%
8/21/2026PFG Private Wealth Management LLC1,453$308K0.1%+5.1%0.001%
8/20/2026Proficio Capital Partners LLC957$203K0.0%N/A0.001%
Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid (Ad)

A small Colorado company has secured rights to technology that could prevent the U.S. public power grid from collapsing — and billionaire Sam Altman is now an investor. This under-the-radar firm is drawing serious attention from those watching the energy infrastructure space closely.tc pixel

Click here to learn this company's name for free today
8/20/2026Railway Pension Investments Ltd66,000$13.99M0.2%+91.3%0.060%
8/20/2026Ancora Advisors LLC137$29K0.0%-64.0%0.000%
8/20/2026Benjamin Edwards Inc.7,447$1.58M0.0%-9.2%0.007%
8/20/2026Cookson Peirce & Co. Inc.155,589$32.98M1.1%-0.5%0.141%
8/20/2026Northwestern Mutual Wealth Management Co.26,801$5.68M0.0%+22.0%0.024%
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC942,407$199.74M0.0%+11.3%0.854%
8/19/2026New Mexico Educational Retirement Board5,503$1.17M0.0%+7.8%0.005%
8/19/2026Royal London Asset Management Ltd.51,492$10.91M0.0%-0.2%0.047%
8/19/2026Toth Financial Advisory Corp32,530$6.90M0.7%+9.3%0.029%
8/19/2026Mufg Securities Americas Inc.3,334$707K0.0%+9.5%0.003%
8/19/2026Nissay Asset Management Corp Japan14,901$3.16M0.0%+2.2%0.014%
8/19/2026Braun Stacey Associates Inc.154,396$32.72M0.9%-1.6%0.140%
8/19/2026Hsbc Holdings PLC224,986$47.79M0.0%+15.3%0.204%
8/19/2026Prosperitas Financial LLC1,583$336K0.1%N/A0.001%
8/19/2026Wellington Management Group LLP87,570$18.56M0.0%-3.5%0.079%
8/19/2026Archer Investment Corp232$49K0.0%N/A0.000%
8/18/2026Beacon Pointe Advisors LLC3,169$671K0.0%N/A0.003%
8/18/2026Livforsakringsbolaget Skandia Omsesidigt889$188K0.0%N/A0.001%
8/18/2026Rakuten Investment Management Inc.18,058$3.84M0.0%N/A0.016%
8/18/2026Empowered Funds LLC10,624$2.25M0.0%N/A0.010%
8/18/2026United Capital Financial Advisors LLC4,185$887K0.0%N/A0.004%
8/18/2026Bank OZK15,322$3.25M1.0%N/A0.014%
8/18/2026Old North State Trust LLC2,082$441K0.2%N/A0.002%
8/18/2026Jefferies Financial Group Inc.17,375$3.68M0.0%N/A0.016%
8/18/2026Public Employees Retirement System of Ohio66,246$14.04M0.0%N/A0.060%
8/17/2026Capstone Investment Advisors LLC2,836$601K0.0%N/A0.003%
8/17/2026Proficio Capital Partners LLC957$203K0.0%N/A0.001%
8/17/2026Transamerica Financial Advisors LLC3,969$841K0.1%N/A0.004%
8/17/2026Corient Private Wealth LP38,912$8.25M0.0%N/A0.035%
8/17/2026Artia Global Partners LP65,122$13.80M2.5%N/A0.059%
8/17/2026Bank of America Corp DE1,935,133$410.15M0.0%N/A1.753%
8/15/2026Caisse de depot et placement du Quebec2,045$433K0.0%N/A0.002%
8/15/2026Man Group plc2,336$495K0.0%N/A0.002%
8/15/2026Roberts Glore & Co. Inc. IL11,349$2.41M0.6%N/A0.010%
8/15/2026Jupiter Topco LLC10,393$2.20M0.0%N/A0.009%
8/14/2026Hsbc Holdings PLC224,986$47.79M0.0%N/A0.204%
8/14/2026Ancora Advisors LLC137$29K0.0%N/A0.000%
8/14/2026Canada Pension Plan Investment Board4,600$975K0.0%N/A0.004%
8/14/2026Castleark Management LLC31,480$6.67M0.2%N/A0.029%
8/14/2026Legal & General Group Plc717,085$151.99M0.0%N/A0.650%
8/14/2026The Manufacturers Life Insurance Company99,770$21.15M0.0%N/A0.090%
8/14/2026Manning & Napier Advisors LLC3,663$779K0.0%N/A0.003%
8/14/2026Vega Investment Solutions7,071$1.50M0.2%N/A0.006%
8/13/2026Cibc World Market Inc.7,488$1.59M0.0%N/A0.007%
8/13/2026OMERS ADMINISTRATION Corp6,614$1.40M0.0%N/A0.006%
8/13/2026Osmosis Investment Management UK Ltd2,358$500K0.0%N/A0.002%
8/13/2026Sanctuary Advisors LLC26,825$5.69M0.0%N/A0.024%
8/13/2026Jericho Financial LLP1,622$344K0.2%N/A0.001%
8/13/2026Connor Clark & Lunn Investment Management Ltd.3,113$660K0.0%N/A0.003%
8/13/2026Meiji Yasuda Asset Management Co Ltd.2,943$624K0.0%N/A0.003%
Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid (Ad)

A small Colorado company has secured rights to technology that could prevent the U.S. public power grid from collapsing — and billionaire Sam Altman is now an investor. This under-the-radar firm is drawing serious attention from those watching the energy infrastructure space closely.tc pixel

Click here to learn this company's name for free today
8/13/2026Te Ahumairangi Investment Management Ltd30,621$6.49M1.0%N/A0.028%
8/13/2026Twin Tree Management LP2,097$444K0.0%N/A0.002%
8/13/2026Bank of Nova Scotia13,561$2.87M0.0%N/A0.012%
8/12/2026Elevation Point Wealth Partners LLC6,487$1.38M0.0%N/A0.006%
8/12/2026Daiichi Life Insurance Co. Ltd.7,033$1.49M0.0%N/A0.006%
8/12/2026Commerce Bank38,935$8.25M0.0%N/A0.035%
8/12/2026Northwestern Mutual Wealth Management Co.26,801$5.68M0.0%N/A0.024%
8/12/2026Westpac Banking Corp294$62K0.0%N/A0.000%
8/12/2026Korea Investment CORP46,829$9.93M0.0%N/A0.042%
8/12/2026EP Wealth Advisors LLC3,498$741K0.0%N/A0.003%


DGX Institutional Ownership - Frequently Asked Questions

During the previous two years, 1,059 institutional investors and hedge funds held shares of Quest Diagnostics. The most heavily invested institutionals were Vanguard Group Inc. ($2.50B), BlackRock Inc. ($1.97B), Price T Rowe Associates Inc. MD ($1.09B), State Street Corp ($934.03M), JPMorgan Chase & Co. ($719.44M), Boston Partners ($680.02M), and Geode Capital Management LLC ($523.52M).Learn more on Quest Diagnostics' institutional investors.

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

Of the 914 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: BlackRock Inc. ($9.28M), Boston Partners ($4.78M), Norges Bank ($3.92M), Bank of America Corp DE ($2.53M), EdgePoint Investment Group Inc. ($2.24M), Price T Rowe Associates Inc. MD ($2.13M), and JPMorgan Chase & Co. ($916.90K).

Institutional investors have bought a total of 29,249,735 shares in the last 24 months. This purchase volume represents approximately $5.81B in transactions.

Of the 407 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: Wellington Management Group LLP ($1.50M), Price T Rowe Associates Inc. MD ($708.83K), Victory Capital Management Inc. ($682.80K), Alliancebernstein L.P. ($607.08K), Marshall Wace LLP ($463.94K), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($369.57K), and UBS Group AG ($314.19K).

Institutional investors have sold a total of 10,721,596 shares in the last 24 months. This volume of shares sold represents approximately $1.95B in transactions.


Related Companies

Institutional ownership data for NYSE:DGX is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 10/1/2026. New 13F filings are added each quarter as they're published.
From Our Partners
The $15 Gold Fund That Pays Up to $1,152/Month
Gold is hitting record highs, but most investors are leaving income on the table. A $15 fund is quietly paying...
Investors Alley | Sponsoredtc pixel
ALERT: Drop these 5 stocks before the market opens tomorrow!
The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...
Weiss Ratings | Sponsoredtc pixel
Small Colorado Company (Backed by Sam Altman) Could Save U.S. Power Grid
A small Colorado company has secured rights to technology that could prevent the U.S. public power grid from c...
Altimetry | Sponsoredtc pixel
Trump's New Dollar
Porter Stansberry says President Trump has signed an executive order initiating what he calls a full U.S. doll...
Porter & Company | Sponsoredtc pixel
Ready to give options a try? Your first trade (Ticker included) -INSIDE
Tired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...
Base Camp Trading | Sponsoredtc pixel
The end may be near for these iconic stocks
Marc Chaikin, founder of Chaikin Analytics, says two forces - AI disruption and fracturing global trade - are ...
Chaikin Analytics | Sponsoredtc pixel
Louis Navellier: My #1 AI stock for 2026 (name & ticker inside)
Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...
InvestorPlace | Sponsoredtc pixel
Here’s the stock symbol I’ve promised
Whitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...
Stansberry Research | Sponsoredtc pixel