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 2026
Institutional positions in Quest Diagnostics Inc as of Jun 30, 2026. 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
- 1,112
- +52 vs. Q1 2026
- Shares held
- 104.9M
- +2.36M (+2.3%) vs. Q1 2026
- Total value
- $22.2B
- +$2.12B (+10.6%) vs. Q1 2026
- New holders
- 122
- 429 more added
- Sold out
- 70
- 354 more reduced
9 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,112 | $22.2B |
| Q1 2026 | 1,069 | $20.1B |
| Q4 2025 | 1,050 | $18.4B |
| Q3 2025 | 1,006 | $20.0B |
| Q2 2025 | 991 | $19.3B |
| Q1 2025 | 969 | $17.5B |
| Q4 2024 | 896 | $15.0B |
| Q3 2024 | 849 | $15.2B |
| Q2 2024 | 839 | $13.3B |
| Q1 2024 | 818 | $13.2B |
| Q4 2023 | 829 | $13.5B |
| Q3 2023 | 797 | $12.0B |
| Q2 2023 | 820 | $14.0B |
| Q1 2023 | 837 | $14.2B |
| Q4 2022 | 881 | $15.5B |
| Q3 2022 | 809 | $12.6B |
| Q2 2022 | 853 | $13.8B |
| Q1 2022 | 852 | $14.4B |
| Q4 2021 | 906 | $18.0B |
| Q3 2021 | 840 | $15.9B |
| Q2 2021 | 816 | $15.0B |
| Q1 2021 | 818 | $14.8B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Quest Diagnostics Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Northwest & Ethical Investments L.P. | 8,571 | $1.82M | 0.04% | −6,790−44.2% | Reduced |
| Everence Capital Management Inc | 8,530 | $1.81M | 0.10% | 00.0% | Unchanged |
| Parsons Capital Management Inc | 8,485 | $1.80M | 0.08% | +900+11.9% | Added |
| Gulf International Bank (UK) Ltd | 8,445 | $1.79M | 0.04% | −78−0.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 8,422 | $1.79M | 0.01% | +1,453+20.8% | Added |
| Fort Washington Investment Advisors Inc | 8,371 | $1.77M | 0.01% | −91−1.1% | Reduced |
| Farther Finance Advisors, LLC | 8,362 | $1.77M | 0.01% | +5,824+229.5% | Added |
| Arjuna Capital | 8,298 | $1.76M | 0.40% | −31−0.4% | Reduced |
| Vident Advisory, LLC | 8,252 | $1.75M | 0.01% | +88+1.1% | Added |
| Jane Street Group, LLC | 8,126 | $1.72M | 0.00% | +1,697+26.4% | Added |
| Bokf, NA | 8,111 | $1.72M | 0.02% | +361+4.7% | Added |
| Integrity Alliance, LLC. | 7,993 | $1.69M | 0.05% | +69+0.9% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 7,925 | $1.68M | 0.01% | +327+4.3% | Added |
| Trexquant Investment LP | 7,908 | $1.68M | 0.01% | +7,908 | New |
| Agp Franklin, LLC | 7,891 | $1.67M | 0.73% | +193+2.5% | Added |
| Hennion & Walsh Asset Management, Inc. | 7,712 | $1.63M | 0.05% | −528−6.4% | Reduced |
| Saudi Central Bank | 7,691 | $1.63M | 0.02% | +3,585+87.3% | Added |
| XTX Topco Ltd | 7,611 | $1.61M | 0.02% | +1,865+32.5% | Added |
| First Eagle Investment Management, LLC | 7,606 | $1.61M | 0.00% | +4,606+153.5% | Added |
| Miller Investment Management, LP | 7,586 | $1.61M | 0.15% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 7,555 | $1.60M | 0.02% | −4,167−35.5% | Reduced |
| Brown Advisory Inc | 7,541 | $1.60M | 0.00% | +356+5.0% | Added |
| Hilltop National Bank | 7,504 | $1.59M | 0.34% | −127−1.7% | Reduced |
| CIBC World Markets Inc. | 7,488 | $1.59M | 0.00% | −14,834−66.5% | Reduced |
| Patton Fund Management, Inc. | 7,459 | $1.58M | 0.34% | −4,314−36.6% | Reduced |
| Custom Index Systems, LLC | 7,451 | $1.58M | 0.57% | +14+0.2% | Added |
| Benjamin Edwards Inc | 7,447 | $1.58M | 0.01% | −757−9.2% | Reduced |
| Roundview Capital LLC | 7,422 | $1.57M | 0.09% | 00.0% | Unchanged |
| Capital Management Associates, Inc | 7,300 | $1.55M | 0.31% | +1,400+23.7% | Added |
| AE Wealth Management LLC | 7,291 | $1.55M | 0.01% | −252−3.3% | Reduced |
| Diametric Capital, LP | 7,135 | $1.51M | 0.16% | +7,135 | New |
| Alpine Woods Capital Investors, LLC | 7,115 | $1.51M | 0.34% | −2,864−28.7% | Reduced |
| Exchange Traded Concepts, LLC | 7,099 | $1.50M | 0.01% | +566+8.7% | Added |
| Huntington National Bank | 7,092 | $1.50M | 0.01% | −95−1.3% | Reduced |
| Vega Investment Solutions | 7,071 | $1.50M | 0.21% | +351+5.2% | Added |
| Kentucky Retirement Systems | 7,037 | $1.49M | 0.04% | −4,970−41.4% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 7,033 | $1.49M | 0.03% | 00.0% | Unchanged |
| Investment Management Corp of Ontario | 6,997 | $1.48M | 0.02% | −1,000−12.5% | Reduced |
| Kestra Private Wealth Services, LLC | 6,940 | $1.47M | 0.02% | +1,092+18.7% | Added |
| CX Institutional | 6,874 | $1.46M | 0.04% | −492−6.7% | Reduced |
| Borer Denton & Associates, Inc. | 6,812 | $1.44M | 0.47% | 00.0% | Unchanged |
| Klein Pavlis & Peasley Financial, Inc. | 6,807 | $1.44M | 0.75% | +319+4.9% | Added |
| Norinchukin Bank, The | 6,743 | $1.43M | 0.01% | +51+0.8% | Added |
| Commerzbank Aktiengesellschaft | 6,686 | $1.42M | 0.03% | 00.0% | Unchanged |
| Omers Administration Corp | 6,614 | $1.40M | 0.01% | −5,026−43.2% | Reduced |
| Apollon Wealth Management, LLC | 6,572 | $1.39M | 0.02% | −31−0.5% | Reduced |
| Mount Yale Investment Advisors, LLC | 6,487 | $1.37M | 0.03% | +35+0.5% | Added |
| YANKCOM Partnership | 6,383 | $1.35M | 0.49% | +184+3.0% | Added |
| Modern Wealth Management, LLC | 6,354 | $1.35M | 0.02% | +855+15.5% | Added |
| Paradigm Asset Management Co LLC | 6,300 | $1.34M | 0.29% | +6,300 | New |
| MAI Capital Management | 6,247 | $1.32M | 0.01% | +1,831+41.5% | Added |
| Numerai GP LLC | 6,196 | $1.31M | 0.11% | −323−5.0% | Reduced |
| Hartford Investment Management Co | 6,092 | $1.29M | 0.04% | −196−3.1% | Reduced |
| Arkadios Wealth Advisors | 6,013 | $1.27M | 0.02% | +173+3.0% | Added |
| Merit Financial Group, LLC | 6,006 | $1.27M | 0.01% | +69+1.2% | Added |
| Generali Investments CEE, investicni spolecnost, a.s. | 6,000 | $1.27M | 0.06% | 00.0% | Unchanged |
| Callan Family Office, LLC | 5,868 | $1.24M | 0.02% | −111−1.9% | Reduced |
| Keybank National Association | 5,825 | $1.23M | 0.00% | +126+2.2% | Added |
| Entropy Technologies, LP | 5,779 | $1.22M | 0.05% | +5,779 | New |
| Maryland State Retirement & Pension System | 5,774 | $1.22M | 0.02% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 5,769 | $1.22M | 0.02% | +2,014+53.6% | Added |
| Lebenthal Global Advisors, LLC | 5,743 | $1.22M | 0.16% | +217+3.9% | Added |
| Alamea Verwaltungs GmbH | 5,729 | $1.21M | 0.97% | +1,621+39.5% | Added |
| Louisiana State Employees Retirement System | 5,700 | $1.21M | 0.02% | +100+1.8% | Added |
| Belpointe Asset Management LLC | 5,688 | $1.21M | 0.04% | +5,688 | New |
| Bailard, Inc. | 5,681 | $1.20M | 0.02% | +136+2.5% | Added |
| Gerber Kawasaki Wealth & Investment Management | 5,625 | $1.19M | 0.03% | +2,427+75.9% | Added |
| CAPROCK Group, Inc. | 5,557 | $1.18M | 0.02% | −157−2.7% | Reduced |
| New Mexico Educational Retirement Board | 5,503 | $1.17M | 0.03% | +400+7.8% | Added |
| Glaxis Capital Management, LLC | 5,500 | $1.17M | 2.34% | +5,500 | New |
| Breakwater Capital Group | 5,473 | $1.16M | 0.14% | −7−0.1% | Reduced |
| Nomura Holdings Inc | 5,374 | $1.14M | 0.00% | −8−0.1% | Reduced |
| Private Advisor Group, LLC | 5,357 | $1.14M | 0.01% | −58−1.1% | Reduced |
| GAMMA Investing LLC | 5,295 | $1.12M | 0.04% | +1,411+36.3% | Added |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 5,273 | $1.12M | 0.03% | +5,273 | New |
| Concurrent Investment Advisors, LLC | 5,183 | $1.10M | 0.01% | +62+1.2% | Added |
| EverSource Wealth Advisors, LLC | 5,172 | $1.10M | 0.04% | −4,431−46.1% | Reduced |
| Moss Adams Wealth Advisors LLC | 5,128 | $1.09M | 0.07% | −8−0.2% | Reduced |
| Nations Financial Group Inc, | 5,083 | $1.08M | 0.05% | +89+1.8% | Added |
| Byrne Asset Management LLC | 5,078 | $1.08M | 0.59% | −417−7.6% | Reduced |
| Pinebridge Investments LLC | 5,071 | $1.07M | 0.01% | +2,497+97.0% | Added |
| Gsa Capital Partners LLP | 4,971 | $1.05M | 0.07% | +4,971 | New |
| Kayne Anderson Rudnick Investment Management LLC | 4,959 | $1.05M | 0.00% | +3,566+256.0% | Added |
| Martin Capital Partners, LLC | 4,897 | $1.04M | 0.38% | −25−0.5% | Reduced |
| Avanza Fonder AB | 4,877 | $1.03M | 0.02% | −4,492−47.9% | Reduced |
| Net Worth Advisory Group | 4,833 | $1.02M | 0.26% | −190−3.8% | Reduced |
| Sowell Financial Services LLC | 4,815 | $1.02M | 0.03% | +572+13.5% | Added |
| D. E. Shaw & Co., Inc. | 4,814 | $1.02M | 0.00% | −142,913−96.7% | Reduced |
| Wolverine Asset Management LLC | 4,787 | $1.01M | 0.01% | 00.0% | Unchanged |
| Tokio Marine Asset Management Co Ltd | 4,724 | $1.00M | 0.03% | +525+12.5% | Added |
| Siemens Fonds Invest GmbH | 4,715 | $999.3K | 0.05% | −1,473−23.8% | Reduced |
| Atlas Capital Advisors LLC | 4,707 | $997.6K | 0.11% | −245−4.9% | Reduced |
| J.Safra Asset Management Corp | 4,621 | $979.4K | 0.05% | −447−8.8% | Reduced |
| Crestmont Private Wealth LLC | 4,618 | $978.8K | 0.27% | −101−2.1% | Reduced |
| Canada Pension Plan Investment Board | 4,600 | $975.0K | 0.00% | −50,700−91.7% | Reduced |
| Needham Investment Management LLC | 4,500 | $953.8K | 0.03% | 00.0% | Unchanged |
| Edmond de Rothschild Holding S.A. | 4,452 | $943.6K | 0.01% | +270+6.5% | Added |
| Hardworking Capital Advisors, LLC | 4,449 | $943.1K | 0.77% | −80−1.8% | Reduced |
| Index Technologies Group LLC | 4,431 | $939.1K | 0.75% | −46−1.0% | Reduced |
| Vestcor Inc | 4,420 | $937.0K | 0.02% | 00.0% | Unchanged |