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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, Q1 2024

Institutional positions in Quest Diagnostics Inc as of Mar 31, 2024. 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
818
0 vs. Q4 2023
Shares held
99.3M
+2.04M (+2.1%) vs. Q4 2023
Total value
$13.2B
−$199.1M (−1.5%) vs. Q4 2023
New holders
89
269 more added
Sold out
89
312 more reduced

11 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 holdersQ1 2024: 818 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 heldQ1 2024: $13.2B
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, Q1 2024

Shares, value and share of portfolio for each institution holding Quest Diagnostics Inc; share changes are against Q4 2023.

Institutions holding DGX in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc13,921,955$1.85B0.04%+345,754+2.5%Added
BlackRock Inc.10,700,573$1.42B0.03%+122,205+1.2%Added
State Street Corp5,199,194$692.1M0.03%−130,918−2.5%Reduced
Victory Capital Management Inc3,922,331$522.1M0.51%+445,703+12.8%Added
American Century Companies Inc3,873,742$515.6M0.32%+253,618+7.0%Added
Wellington Management Group LLP2,612,769$347.8M0.06%−19,557−0.7%Reduced
Geode Capital Management, LLC2,533,572$336.3M0.03%+9410.0%Added
Davis Selected Advisers2,381,163$317.0M1.78%−285,401−10.7%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC2,043,255$272.0M0.99%+338,108+19.8%Added
Dimensional Fund Advisors LP1,980,120$263.6M0.07%+7,001+0.4%Added
Invesco Ltd.1,960,607$261.0M0.06%+241,709+14.1%Added
Morgan Stanley1,851,421$246.4M0.02%−14,720−0.8%Reduced
Goldman Sachs Group Inc1,849,922$246.2M0.05%+1,357,253+275.5%Added
JPMorgan Chase & Co1,823,510$242.7M0.02%−44,220−2.4%Reduced
Wells Fargo & Company1,577,700$210.0M0.06%+34,719+2.3%Added
Fiduciary Management Inc1,498,609$199.5M1.78%+1,498,609New
FMR LLC1,308,880$174.2M0.01%−23,853−1.8%Reduced
Norges Bank1,158,736$154.2M0.02%+139,936+13.7%Added
Northern Trust Corp1,044,166$139.0M0.02%−65,228−5.9%Reduced
Bank of America Corp1,028,754$136.9M0.01%+5,370+0.5%Added
UBS Asset Management Americas Inc827,541$110.2M0.04%−181,564−18.0%Reduced
Bank of New York Mellon Corp805,307$107.2M0.02%−33,961−4.0%Reduced
Legal & General Group Plc805,156$107.2M0.03%−44,245−5.2%Reduced
Ameriprise Financial Inc793,622$105.6M0.03%−226,438−22.2%Reduced
DekaBank Deutsche Girozentrale765,938$100.0M0.19%−12,808−1.6%Reduced
First Trust Advisors LP748,837$99.7M0.10%+9,150+1.2%Added
HSBC Holdings PLC692,062$92.1M0.07%+6,319+0.9%Added
California Public Employees Retirement System688,551$91.7M0.06%−20,914−2.9%Reduced
Nuance Investments, LLC681,636$90.7M2.38%+79,152+13.1%Added
Charles Schwab Investment Management Inc680,325$90.6M0.02%+16,408+2.5%Added
Bessemer Group Inc660,483$87.9M0.16%−238,118−26.5%Reduced
Nordea Investment Management AB596,482$79.0M0.09%−17,053−2.8%Reduced
Marshall Wace, LLP586,199$78.0M0.13%+417,862+248.2%Added
Amundi564,525$71.1M0.03%+142,672+33.8%Added
BNP Paribas Arbitrage, SA526,479$70.1M0.09%+167,623+46.7%Added
8 Knots Management, LLC497,612$68.1M6.58%+497,612New
Causeway Capital Management LLC501,117$66.7M1.75%+8,410+1.7%Added
Barclays PLC471,395$62.7M0.03%+90,244+23.7%Added
Alliancebernstein L.P.458,874$61.1M0.02%−176,899−27.8%Reduced
Deutsche Bank AG449,315$59.8M0.03%−841−0.2%Reduced
Standard Life Aberdeen plc428,453$57.0M0.11%+27,109+6.8%Added
Crawford Investment Counsel Inc417,362$55.6M1.03%+417,362New
Macquarie Group Ltd414,889$55.2M0.06%+9,107+2.2%Added
Great West Life Assurance Co406,643$54.2M0.11%+11,912+3.0%Added
Principal Financial Group Inc367,697$48.9M0.03%+112,784+44.2%Added
Nuveen Asset Management, LLC360,811$47.9M0.01%+17,620+5.1%Added
M&G Plc349,116$46.4M0.28%+349,116New
Swiss National Bank336,700$44.8M0.03%−14,300−4.1%Reduced
Robeco Institutional Asset Management B.V.325,076$43.3M0.09%−133,994−29.2%Reduced
Pictet Asset Management Holding SA321,138$42.7M0.05%−236,096−42.4%Reduced
UBS Group AG319,378$42.5M0.01%−32,402−9.2%Reduced
LSV Asset Management315,320$42.0M0.09%−59,450−15.9%Reduced
Sumitomo Mitsui Trust Holdings, Inc.299,596$39.9M0.03%−6,832−2.2%Reduced
APG Asset Management N.V.320,145$39.5M0.07%+35,073+12.3%Added
Rhumbline Advisers293,013$39.0M0.04%+9,968+3.5%Added
SEI Investments Co279,105$37.2M0.05%+33,080+13.4%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main275,205$36.6M0.04%+15,646+6.0%Added
Allianz Asset Management GmbH260,528$34.7M0.06%+21,372+8.9%Added
Credit Suisse AG244,718$32.6M0.03%−11,372−4.4%Reduced
Bank of Montreal235,355$31.4M0.02%−17,964−7.1%Reduced
Royal Bank of Canada228,911$30.5M0.01%−757−0.3%Reduced
Kames Capital plc228,649$30.4M0.46%+4,715+2.1%Added
Bahl & Gaynor Inc227,854$30.3M0.17%+14,903+7.0%Added
National Pension Service220,597$29.4M0.04%+11,488+5.5%Added
Envestnet Asset Management Inc220,368$29.3M0.01%+60,226+37.6%Added
Advisors Capital Management, LLC219,140$29.2M0.53%−8,150−3.6%Reduced
Heartland Advisors Inc208,618$27.8M1.46%+441+0.2%Added
Skandinaviska Enskilda Banken AB (publ)200,944$26.7M0.13%+72,026+55.9%Added
Renaissance Technologies LLC198,863$26.5M0.04%−288,600−59.2%Reduced
Bridgewater Associates, LP197,801$26.3M0.13%−3,799−1.9%Reduced
Copeland Capital Management, LLC197,427$26.3M0.48%+6,638+3.5%Added
Qube Research & Technologies Ltd191,909$25.5M0.05%+187,430+4,184.6%Added
Man Group plc180,098$24.0M0.06%+124,330+222.9%Added
Railway Pension Investments Ltd178,225$23.7M0.23%00.0%Unchanged
California State Teachers Retirement System178,191$23.7M0.03%+1,008+0.6%Added
Raymond James & Associates172,685$23.0M0.02%+24,434+16.5%Added
Mitsubishi UFJ Trust & Banking Corp167,167$22.4M0.05%−19,120−10.3%Reduced
State Board of Administration of Florida Retirement System150,816$21.3M0.05%+17,568+13.2%Added
Aviva PLC155,865$20.7M0.07%+46,371+42.4%Added
Price T Rowe Associates Inc152,384$20.3M0.00%−2,451,774−94.1%Reduced
Millennium Management LLC149,513$19.9M0.02%−25,759−14.7%Reduced
Citadel Advisors LLC148,861$19.8M0.02%−52,563−26.1%Reduced
Two Sigma Investments, LP147,607$19.6M0.05%+147,607New
Storebrand Asset Management AS140,086$18.6M0.06%+755+0.5%Added
Willis Investment Counsel136,300$18.1M1.25%00.0%Unchanged
Check Capital Management Inc135,445$18.0M1.32%−13,707−9.2%Reduced
Citigroup Inc134,885$18.0M0.02%+13,342+11.0%Added
New York State Common Retirement Fund134,410$17.9M0.02%−34,878−20.6%Reduced
Woodline Partners LP132,231$17.6M0.16%+132,231New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.131,329$17.5M0.02%+18,642+16.5%Added
Tocqueville Asset Management L.P.126,623$16.9M0.28%−257−0.2%Reduced
Manufacturers Life Insurance Company, The125,064$16.6M0.02%−10,084−7.5%Reduced
Danica Pension, Livsforsikringsaktieselskab125,000$16.6M0.37%+125,000New
AQR Capital Management LLC124,319$16.5M0.03%+21,483+20.9%Added
Trillium Asset Management, LLC121,368$16.2M0.41%−296−0.2%Reduced
Worldquant Millennium Advisors LLC120,599$16.1M0.20%+116,961+3,215.0%Added
Vident Advisory, LLC115,115$15.3M0.32%+108,523+1,646.3%Added
Intech Investment Management LLC112,003$14.9M0.21%+23,673+26.8%Added
SG Americas Securities, LLC109,802$14.6M0.07%+100,479+1,077.8%Added
D. E. Shaw & Co., Inc.108,671$14.5M0.02%+47,849+78.7%Added