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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 2025

Institutional positions in Quest Diagnostics Inc as of Mar 31, 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
969
+85 vs. Q4 2024
Shares held
103.4M
+4.48M (+4.5%) vs. Q4 2024
Total value
$17.5B
+$2.57B (+17.2%) vs. Q4 2024
New holders
145
316 more added
Sold out
60
337 more reduced

12 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 969 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 2025: $17.5B
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 2025

Shares, value and share of portfolio for each institution holding Quest Diagnostics Inc; share changes are against Q4 2024.

Institutions holding DGX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Montag A & Associates Inc950$160.7K0.01%00.0%Unchanged
Investors Research Corp1,009$170.7K0.04%00.0%Unchanged
Smithfield Trust Co1,023$173.0K0.01%−172−14.4%Reduced
Sound Income Strategies, LLC1,028$174.0K0.01%+267+35.1%Added
Cary Street Partner Investment Advisory LLC1,037$175.4K0.10%+839+423.7%Added
Private Trust Co NA1,053$178.2K0.02%00.0%Unchanged
Cullen/Frost Bankers, Inc.1,059$179.2K0.00%+59+5.9%Added
Whittier Trust Co of Nevada Inc1,065$180.2K0.00%+28+2.7%Added
Livforsakringsbolaget Skandia, Omsesidigt1,089$184.3K0.01%00.0%Unchanged
Mather Group, LLC.1,090$184.4K0.00%+326+42.7%Added
Members Capital Advisors Inc1,140$192.9K0.22%00.0%Unchanged
Perkins Coie Trust Co1,155$195.4K0.04%00.0%Unchanged
Chicago Partners Investment Group LLC1,146$202.4K0.01%+1,146New
First American Trust, FSB1,197$202.6K0.02%+1,197New
Townsend Asset Management Corp1,198$202.7K0.08%+1,198New
Perkins Capital Management Inc1,200$203.0K0.21%+1,200New
J. W. Coons Advisors, LLC1,200$203.0K0.05%+1,200New
Valley Brook Capital Group1,200$203.0K0.16%+1,200New
Wilson & Boucher Capital Management, LLC1,200$203.0K0.15%+1,200New
Viewpoint Capital Management LLC1,200$203.0K0.11%+1,200New
Stanley-Laman Group, Ltd.1,208$204.4K0.03%+1,208New
Baker Ellis Asset Management LLC1,220$206.4K0.03%+1,220New
Trust Co of Vermont1,230$208.1K0.01%+125+11.3%Added
Harbour Investments, Inc.1,237$209.3K0.01%+37+3.1%Added
Biltmore Family Office, LLC1,239$209.6K0.04%+1,239New
Bryn Mawr Trust Co1,253$212.0K0.00%−40−3.1%Reduced
International Private Wealth Advisors LLC1,256$212.5K0.20%−142−10.2%Reduced
Rockland Trust Co1,257$212.7K0.01%−838−40.0%Reduced
Radnor Capital Management, LLC1,257$213.0K0.04%+1,257New
Zhang Financial LLC1,278$216.2K0.01%+1,278New
Trust Asset Management LLC1,282$216.9K0.02%+1,282New
Addison Advisors LLC1,300$220.0K0.06%00.0%Unchanged
Check Capital Management Inc1,300$220.0K0.01%−135−9.4%Reduced
Capital Advisors, Ltd. LLC1,301$220.0K0.03%−4−0.3%Reduced
Perigon Wealth Management, LLC1,304$220.6K0.01%+1,304New
Flossbach Von Storch AG1,305$220.8K0.00%+1,305New
Old National Bancorp1,319$223.2K0.01%+1,319New
Healthcare of Ontario Pension Plan Trust Fund1,323$223.9K0.00%+1,323New
Hills Bank & Trust Co1,331$225.2K0.02%−96−6.7%Reduced
Wedbush Securities Inc1,338$226.0K0.01%−14−1.0%Reduced
Fukoku Mutual Life Insurance Co1,339$226.6K0.02%00.0%Unchanged
Pinnacle Financial Partners Inc1,343$227.2K0.00%+10+0.8%Added
Westshore Wealth, LLC1,347$227.9K0.10%−16−1.2%Reduced
High Net Worth Advisory Group LLC1,350$228.4K0.06%00.0%Unchanged
Spire Wealth Management1,357$229.5K0.01%+218+19.1%Added
Cape Cod Five Cents Savings Bank1,480$229.8K0.02%00.0%Unchanged
Caisse de Depot Et Placement du Quebec1,360$230.1K0.00%−84,662−98.4%Reduced
Allworth Financial LP1,321$232.3K0.00%+273+26.0%Added
Victrix Investment Advisors1,375$232.7K0.12%−225−14.1%Reduced
Ledyard National Bank1,376$232.8K0.02%−3−0.2%Reduced
Retirement Planning Co of New England, Inc.1,391$235.4K0.12%−1−0.1%Reduced
Syon Capital LLC1,391$235.4K0.02%+1,391New
WBH Advisory Inc1,400$236.9K0.02%00.0%Unchanged
National Asset Management, Inc.1,404$237.6K0.01%+1,404New
Scharf Investments, LLC1,413$239.1K0.01%00.0%Unchanged
Clarius Group, LLC1,421$240.4K0.02%+65+4.8%Added
Covestor Ltd1,423$241.0K0.16%−252−15.0%Reduced
Claret Asset Management Corp–$242.0K0.03%––
Baader Bank INC1,440$243.2K0.02%+12+0.8%Added
Ironsides Asset Advisors, LLC1,445$244.5K0.07%+1,445New
Foundations Investment Advisors, LLC1,455$246.3K0.00%+1,455New
AdvisorNet Financial, Inc1,459$246.8K0.02%+11+0.8%Added
Diversify Advisory Services, LLC1,387$247.6K0.02%+1,387New
CAPROCK Group, Inc.1,479$250.2K0.01%−1,749−54.2%Reduced
GTS Securities LLC1,481$250.6K0.01%+1,481New
True North Advisors, LLC1,488$251.8K0.04%00.0%Unchanged
Koshinski Asset Management, Inc.1,488$251.8K0.02%+1,488New
Talon Private Wealth, LLC1,496$253.1K0.03%−869−36.7%Reduced
Evermay Wealth Management LLC1,499$253.6K0.03%00.0%Unchanged
Levin Capital Strategies, L.P.1,500$253.8K0.03%−6,500−81.3%Reduced
Marex Group plc1,500$253.8K0.00%+1,500New
Golden State Equity Partners1,503$254.3K0.05%−233−13.4%Reduced
Kentucky Trust Co1,506$254.8K0.15%00.0%Unchanged
Cary Street Partners Financial LLC1,512$255.8K0.01%−943−38.4%Reduced
OneAscent Financial Services LLC1,512$256.0K0.02%−65−4.1%Reduced
Prelude Capital Management, LLC1,514$256.2K0.03%+1,514New
Berkshire Asset Management LLC1,460$256.8K0.01%00.0%Unchanged
Profund Advisors LLC1,520$257.2K0.01%−53−3.4%Reduced
Sebold Capital Management, Inc.1,533$259.4K0.17%+1,533New
Hilltop Holdings Inc.1,546$261.6K0.02%−79−4.9%Reduced
Bradley Foster & Sargent Inc1,548$261.9K0.00%00.0%Unchanged
Tradewinds, LLC.1,549$262.2K0.07%+67+4.5%Added
Whittier Trust Co1,558$263.6K0.00%00.0%Unchanged
Skopos Labs, Inc.1,560$264.0K0.06%+245+18.6%Added
Eads & Heald Wealth Management1,563$264.0K0.13%−100−6.0%Reduced
Davenport & Co LLC1,560$264.0K0.00%+1,560New
Checchi Capital Advisers, LLC1,576$266.7K0.02%−37−2.3%Reduced
Creekmur Asset Management LLC1,578$266.9K0.06%+1,565+12,038.5%Added
Tiaa Trust, National Association1,594$269.7K0.00%+1,594New
Moneta Group Investment Advisors LLC1,596$270.0K0.00%−200−11.1%Reduced
Horizon Investments, LLC1,605$270.3K0.01%+82+5.4%Added
AXA S.A.1,600$270.7K0.00%−10,173−86.4%Reduced
Sentry LLC1,600$270.7K0.05%00.0%Unchanged
Mill Capital Management, LLC1,620$274.1K0.02%00.0%Unchanged
Summit Financial, LLC1,621$274.3K0.01%+133+8.9%Added
Dakota Community Bank & Trust NA1,640$277.5K1.34%−117−6.7%Reduced
Signaturefd, LLC1,656$280.2K0.01%−89−5.1%Reduced
RSM US Wealth Management LLC1,662$281.2K0.00%+72+4.5%Added
Gillespie Robinson & Grimm Inc1,675$283.4K0.02%+50+3.1%Added
Severin Investments, LLC1,677$283.7K0.28%+72+4.5%Added