Skip to main content

Quest Diagnostics Inc

DGX
Exchange
NYSE
Industry
Services-Medical Laboratories
SEC CIK
0001022079

In the last 90 days, Quest Diagnostics Inc insiders filed 0 open-market purchases and 3 sales; 1,112 institutions reported holding it in 13F filings for Q2 2026, worth $22.2B in total; no superinvestor holds it.

13F holders, Q2 2025

Institutional positions in Quest Diagnostics Inc as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
991
+37 vs. Q1 2025
Shares held
107.4M
+4.37M (+4.2%) vs. Q1 2025
Total value
$19.3B
+$1.85B (+10.6%) vs. Q1 2025
New holders
120
366 more added
Sold out
83
327 more reduced

15 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting DGX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 991 institutions
Q1 2021: 818 institutionsQ2 2021: 816 institutionsQ3 2021: 840 institutionsQ4 2021: 906 institutionsQ1 2022: 852 institutionsQ2 2022: 853 institutionsQ3 2022: 809 institutionsQ4 2022: 881 institutionsQ1 2023: 837 institutionsQ2 2023: 820 institutionsQ3 2023: 797 institutionsQ4 2023: 829 institutionsQ1 2024: 818 institutionsQ2 2024: 839 institutionsQ3 2024: 849 institutionsQ4 2024: 896 institutionsQ1 2025: 969 institutionsQ2 2025: 991 institutionsQ3 2025: 1,006 institutionsQ4 2025: 1,050 institutionsQ1 2026: 1,069 institutionsQ2 2026: 1,112 institutions
Value heldQ2 2025: $19.3B
Q1 2021: $14.8BQ2 2021: $15.0BQ3 2021: $15.9BQ4 2021: $18.0BQ1 2022: $14.4BQ2 2022: $13.8BQ3 2022: $12.6BQ4 2022: $15.5BQ1 2023: $14.2BQ2 2023: $14.0BQ3 2023: $12.0BQ4 2023: $13.5BQ1 2024: $13.2BQ2 2024: $13.3BQ3 2024: $15.2BQ4 2024: $15.0BQ1 2025: $17.5BQ2 2025: $19.3BQ3 2025: $20.0BQ4 2025: $18.4BQ1 2026: $20.1BQ2 2026: $22.2B
Institutions holding DGX and their total value by quarter
QuarterHoldersValue
Q2 20261,112$22.2B
Q1 20261,069$20.1B
Q4 20251,050$18.4B
Q3 20251,006$20.0B
Q2 2025991$19.3B
Q1 2025969$17.5B
Q4 2024896$15.0B
Q3 2024849$15.2B
Q2 2024839$13.3B
Q1 2024818$13.2B
Q4 2023829$13.5B
Q3 2023797$12.0B
Q2 2023820$14.0B
Q1 2023837$14.2B
Q4 2022881$15.5B
Q3 2022809$12.6B
Q2 2022853$13.8B
Q1 2022852$14.4B
Q4 2021906$18.0B
Q3 2021840$15.9B
Q2 2021816$15.0B
Q1 2021818$14.8B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Quest Diagnostics Inc; share changes are against Q1 2025.

Institutions holding DGX in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
MV Capital Management, Inc.79$14.2K0.00%+6+8.2%Added
JFS Wealth Advisors, LLC81$14.6K0.00%+4+5.2%Added
NewSquare Capital LLC82$14.7K0.00%+29+54.7%Added
iA Global Asset Management Inc.86$15.0K0.00%+86New
Manchester Capital Management LLC91$16.3K0.00%00.0%Unchanged
ORG Partners LLC92$16.6K0.00%+31+50.8%Added
Whipplewood Advisors, LLC94$16.9K0.01%+63+203.2%Added
Avion Wealth95$17.0K0.00%+9+10.5%Added
Abound Wealth Management97$17.5K0.00%00.0%Unchanged
Global Trust Asset Management, LLC100$18.0K0.01%00.0%Unchanged
Costello Asset Management, INC100$18.0K0.01%00.0%Unchanged
Bradley & Co. Private Wealth Management, LLC100$18.0K0.01%00.0%Unchanged
State of Wyoming108$19.4K0.00%−726−87.1%Reduced
Quarry LP109$19.6K0.00%−358−76.7%Reduced
LRI Investments, LLC109$19.6K0.00%00.0%Unchanged
Pittenger & Anderson Inc110$19.8K0.00%00.0%Unchanged
Centerpoint Advisors, LLC111$20.0K0.01%00.0%Unchanged
Rosenberg Matthew Hamilton112$20.1K0.00%00.0%Unchanged
Pflug Koory, LLC115$20.7K0.01%00.0%Unchanged
Solstein Capital, LLC115$20.7K0.01%+106+1,177.8%Added
Rossby Financial, LCC116$20.8K0.01%00.0%Unchanged
Twin Peaks Wealth Advisors, LLC117$20.9K0.01%+117New
Medallion Wealth Advisors, LLC118$21.2K0.01%00.0%Unchanged
Johnson Financial Group, Inc.118$21.2K0.00%+30+34.1%Added
TCTC Holdings, LLC121$21.7K0.00%00.0%Unchanged
Grove Bank & Trust122$21.9K0.00%+14+13.0%Added
GW&K Investment Management, LLC128$23.0K0.00%+51+66.2%Added
DT Investment Partners, LLC131$23.5K0.00%00.0%Unchanged
South Plains Financial, Inc.132$23.7K0.02%+98+288.2%Added
Louisbourg Investments Inc.136$24.4K0.01%+136New
Ancora Advisors, LLC137$24.5K0.00%+22+19.1%Added
CVA Family Office, LLC141$25.3K0.00%−23−14.0%Reduced
Millstone Evans Group, LLC148$26.6K0.02%00.0%Unchanged
Towarzystwo Funduszy Inwestycyjnych Pzu SA150$26.9K0.01%00.0%Unchanged
WPG Advisers, LLC151$27.1K0.02%+13+9.4%Added
Pinnacle Bancorp, Inc.152$27.3K0.01%+85+126.9%Added
Leonteq Securities AG160$28.7K0.00%00.0%Unchanged
MTM Investment Management, LLC160$28.7K0.01%+160New
Parkside Financial Bank & Trust166$29.8K0.00%+12+7.8%Added
Aventus Investment Advisors, Inc.170$30.5K0.03%+170New
Gould Capital, LLC171$30.7K0.02%00.0%Unchanged
First Pacific Financial176$31.6K0.00%00.0%Unchanged
Peterson Wealth Services180$32.3K0.01%00.0%Unchanged
Bruce G. Allen Investments, LLC181$32.5K0.02%−2−1.1%Reduced
Asset Dedication, LLC184$33.1K0.00%00.0%Unchanged
Quest Partners LLC185$33.2K0.00%+184+18,400.0%Added
MCF Advisors LLC187$33.6K0.00%00.0%Unchanged
Luminist Capital LLC189$33.9K0.03%00.0%Unchanged
Sierra Ocean, LLC193$34.7K0.03%−34−15.0%Reduced
Ameritas Advisory Services, LLC195$35.0K0.00%+195New
Ridgewood Investments LLC200$35.9K0.02%−660−76.7%Reduced
Independence Bank of Kentucky200$35.9K0.01%00.0%Unchanged
Rothschild Investment LLC200$35.9K0.00%+5+2.6%Added
Rexford Capital Inc200$35.9K0.03%+200New
Sachetta, LLC202$36.3K0.01%00.0%Unchanged
Walleye Capital LLC208$37.4K0.00%−133−39.0%Reduced
Sarver Vrooman Wealth Advisors219$39.3K0.03%00.0%Unchanged
NBC Securities, Inc.226$40.0K0.00%+16+7.6%Added
Citizens National Bank Trust Department230$41.3K0.01%00.0%Unchanged
First Horizon Advisors, Inc.230$41.5K0.00%+41+21.7%Added
Archer Investment Corp231$41.5K0.01%00.0%Unchanged
TruNorth Capital Management, LLC239$42.9K0.01%00.0%Unchanged
CoreCap Advisors, LLC239$43.0K0.00%−69−22.4%Reduced
Versant Capital Management, Inc243$43.6K0.01%−3−1.2%Reduced
Hemington Wealth Management261$46.0K0.01%−9−3.3%Reduced
Dunhill Financial, LLC258$46.5K0.01%−17−6.2%Reduced
Onefund, LLC290$52.0K0.04%+290New
Annis Gardner Whiting Capital Advisors, LLC295$53.0K0.02%+155+110.7%Added
Harvest Fund Management Co., Ltd303$54.0K0.00%−4,741−94.0%Reduced
Strategic Wealth Partners, Ltd.308$55.3K0.00%+308New
Bell Investment Advisors, Inc319$57.3K0.01%+142+80.2%Added
Cheviot Value Management, LLC324$57.3K0.01%00.0%Unchanged
MUFG Securities EMEA plc327$58.7K0.00%+327New
Sentry Investment Management LLC351$61.0K0.03%00.0%Unchanged
Quaker Wealth Management, LLC351$63.1K0.02%+351New
SBI Securities Co., Ltd.356$63.9K0.00%00.0%Unchanged
Brown Brothers Harriman & Co365$65.6K0.00%+286+362.0%Added
Cromwell Holdings LLC368$66.1K0.04%+13+3.7%Added
GeoWealth Management, LLC369$66.3K0.00%−510−58.0%Reduced
Coastline Trust Co379$68.1K0.01%−51−11.9%Reduced
New England Capital Financial Advisors LLC391$70.2K0.03%00.0%Unchanged
Bank Julius Baer & Co. Ltd, Zurich393$70.6K0.00%00.0%Unchanged
Princeton Global Asset Management LLC395$71.0K0.01%+57+16.9%Added
Glen Eagle Advisors, LLC400$71.9K0.01%00.0%Unchanged
North Capital, Inc.406$72.9K0.06%00.0%Unchanged
Atlantic Union Bankshares Corp450$80.8K0.00%+450New
Old Second National Bank of Aurora450$80.8K0.02%00.0%Unchanged
Edmond de Rothschild Holding S.A.450$80.8K0.00%00.0%Unchanged
Hantz Financial Services, Inc.469$84.0K0.00%+469New
Larson Financial Group LLC473$85.0K0.00%+150+46.4%Added
SRS Capital Advisors, Inc.501$90.0K0.00%+61+13.9%Added
Webster Bank, N. A.518$93.0K0.01%+18+3.6%Added
Ofi Invest Asset Management609$93.2K0.00%+609New
Opal Wealth Advisors, LLC522$93.8K0.03%+522New
Transamerica Financial Advisors, Inc.549$98.5K0.01%−36−6.2%Reduced
Deseret Mutual Benefit Administrators549$98.6K0.05%00.0%Unchanged
Salem Investment Counselors Inc553$99.3K0.00%00.0%Unchanged
Heritage Wealth Advisors590$106.0K0.01%00.0%Unchanged
Optimum Investment Advisors600$107.8K0.05%00.0%Unchanged
Cypress Capital Management LLC (WY)600$107.8K0.12%00.0%Unchanged