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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 2021

Institutional positions in Quest Diagnostics Inc as of Mar 31, 2021. 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
No complete 13F data for Q4 2020
Shares held
115.7M
No complete 13F data for Q4 2020
Total value
$14.8B
No complete 13F data for Q4 2020

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 2021: 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 2021: $14.8B
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 2021

Shares, value and share of portfolio for each institution holding Quest Diagnostics Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding DGX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc14,303,416$1.84B0.05%––
BlackRock Inc.11,701,114$1.50B0.04%––
State Street Corp6,063,610$778.2M0.04%––
Fiduciary Management Inc3,513,846$451.0M3.38%––
Bank of America Corp3,338,830$428.5M0.05%––
Massachusetts Financial Services Co2,928,514$375.8M0.12%––
Victory Capital Management Inc2,924,828$375.4M0.38%––
American Century Companies Inc2,903,853$372.7M0.27%––
Davis Selected Advisers2,778,106$356.5M1.56%––
Nordea Investment Management AB2,359,614$301.2M0.44%––
Geode Capital Management, LLC2,349,270$300.7M0.05%––
Dimensional Fund Advisors LP1,991,692$255.6M0.08%––
First Trust Advisors LP1,930,347$247.7M0.30%––
Janus Henderson Group PLC1,705,247$218.9M0.10%––
Amundi Asset Management US, Inc.1,644,311$211.1M0.16%––
Grantham, Mayo, Van Otterloo & Co. LLC1,539,355$197.6M1.08%––
Morgan Stanley1,489,085$191.1M0.03%––
Northern Trust Corp1,459,800$187.3M0.03%––
Norges Bank1,394,109$178.9M0.04%––
Pictet Asset Management Ltd1,311,076$168.3M0.20%––
Canada Pension Plan Investment Board1,189,576$152.7M0.20%––
LSV Asset Management1,185,492$152.1M0.26%––
Bank of New York Mellon Corp1,147,290$147.2M0.03%––
California Public Employees Retirement System1,045,887$134.2M0.10%––
Legal & General Group Plc1,034,005$132.7M0.05%––
Alliancebernstein L.P.984,462$126.3M0.06%––
Sumitomo Mitsui Trust Holdings, Inc.958,750$123.0M0.08%––
Invesco Ltd.884,885$113.6M0.03%––
Wellington Management Group LLP817,087$104.9M0.02%––
UBS Asset Management Americas Inc795,198$102.1M0.05%––
Deutsche Bank AG794,524$102.0M0.05%––
Nuveen Asset Management, LLC764,829$98.2M0.03%––
Ameriprise Financial Inc759,957$97.5M0.03%––
Two Sigma Investments, LP740,604$95.0M0.29%––
Bessemer Group Inc648,021$83.2M0.20%––
Scharf Investments, LLC647,377$83.1M2.88%––
Charles Schwab Investment Management Inc621,723$79.8M0.03%––
Swiss National Bank601,410$77.2M0.05%––
FMR LLC581,034$74.6M0.01%––
Acadian Asset Management LLC574,066$73.7M0.29%––
Parametric Portfolio Associates LLC517,854$66.5M0.04%––
Allianz Asset Management GmbH514,732$66.1M0.07%––
AQR Capital Management LLC512,701$65.4M0.11%––
Westfield Capital Management Co LP502,873$64.5M0.40%––
Goldman Sachs Group Inc498,525$64.0M0.02%––
Two Sigma Advisers, LP478,800$61.4M0.17%––
APG Asset Management N.V.557,729$60.9M0.10%––
Franklin Resources Inc455,799$58.5M0.02%––
DekaBank Deutsche Girozentrale433,907$55.6M0.18%––
Credit Suisse AG418,703$53.7M0.04%––
JPMorgan Chase & Co411,532$52.8M0.01%––
Arrowstreet Capital, Limited Partnership403,336$51.8M0.07%––
Polaris Capital Management, LLC338,834$47.9M1.57%––
Robeco Institutional Asset Management B.V.369,289$47.4M0.12%––
Skandinaviska Enskilda Banken AB (publ)367,036$47.1M0.31%––
Waddell & Reed Financial Inc334,904$43.0M0.09%––
PGGM Investments332,717$42.7M0.18%––
Causeway Capital Management LLC319,572$41.0M0.81%––
Voloridge Investment Management, LLC314,866$40.4M0.30%––
Millennium Management LLC314,137$40.3M0.06%––
Great West Life Assurance Co298,607$38.1M0.09%––
M&G Investment Management Ltd297,191$38.0M0.32%––
Wells Fargo & Company294,408$37.8M0.01%––
Rhumbline Advisers290,267$37.3M0.05%––
D. E. Shaw & Co., Inc.281,819$36.2M0.04%––
Man Group plc277,358$35.6M0.16%––
Prudential Financial Inc272,862$35.0M0.05%––
Renaissance Technologies LLC268,700$34.5M0.04%––
Barclays PLC265,888$34.1M0.03%––
California State Teachers Retirement System255,766$32.8M0.04%––
Wedge Capital Management L L P255,215$32.8M0.39%––
Bank of Montreal257,403$32.6M0.02%––
National Pension Service250,916$32.2M0.07%––
UBS Group AG248,528$31.9M0.01%––
Royal Bank of Canada245,230$31.5M0.01%––
AXA S.A.242,137$31.1M0.09%––
Vaughan David Investments LLC241,092$30.9M0.98%––
Russell Investments Group, Ltd.237,510$30.5M0.05%––
New York State Common Retirement Fund232,302$29.8M0.03%––
Macquarie Group Ltd227,189$29.2M0.04%––
Deprince Race & Zollo Inc226,149$29.0M0.78%––
Schwartz Investment Counsel Inc222,532$28.6M1.24%––
Price T Rowe Associates Inc215,275$27.6M0.00%––
Retirement Systems of Alabama212,276$27.2M0.10%––
Los Angeles Capital Management LLC205,392$26.4M0.12%––
1832 Asset Management L.P.203,748$26.3M0.06%––
Mitsubishi UFJ Trust & Banking Corp206,490$25.8M0.06%––
Impax Asset Management Group plc194,898$25.0M0.13%––
Willis Investment Counsel191,500$24.6M1.49%––
Envestnet Asset Management Inc185,980$23.9M0.02%––
State Board of Administration of Florida Retirement System176,431$22.6M0.05%––
Principal Financial Group Inc176,101$22.6M0.02%––
Swedbank AB168,055$21.6M0.04%––
BNP Paribas Arbitrage, SA167,953$21.6M0.05%––
Raymond James & Associates167,031$21.4M0.02%––
Check Capital Management Inc166,540$21.4M1.85%––
Teacher Retirement System of Texas164,898$21.2M0.12%––
Trillium Asset Management, LLC162,865$20.9M0.66%––
New York State Teachers Retirement System161,951$20.8M0.04%––
Lord, Abbett & Co. LLC157,101$20.2M0.05%––