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 |
|---|---|---|---|---|---|
| Capstone Investment Advisors, LLC | 2,836 | $601.1K | 0.00% | +2,836 | New |
| Hunter Associates Investment Management LLC | 2,822 | $599.0K | 0.07% | −200−6.6% | Reduced |
| TD Private Client Wealth LLC | 2,806 | $594.8K | 0.01% | −476−14.5% | Reduced |
| Emergent Wealth Advisors, LLC | 2,800 | $593.5K | 0.31% | 00.0% | Unchanged |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | 2,800 | $593.5K | 0.01% | +2,800 | New |
| Colonial Trust Co | 2,796 | $592.7K | 0.08% | −100−3.5% | Reduced |
| Unified Investment Management | 2,733 | $579.3K | 0.54% | −50−1.8% | Reduced |
| Miracle Mile Advisors, LLC | 2,730 | $578.6K | 0.01% | −9−0.3% | Reduced |
| Hobart Private Capital, LLC | 2,703 | $572.9K | 0.10% | −54−2.0% | Reduced |
| Metis Global Partners, LLC | 2,658 | $563.4K | 0.01% | −491−15.6% | Reduced |
| Essex Financial Services, Inc. | 2,653 | $562.2K | 0.03% | −69−2.5% | Reduced |
| Wahed Invest LLC | 2,628 | $557.0K | 0.06% | −208−7.3% | Reduced |
| Triangle Securities Wealth Management | 2,617 | $554.7K | 0.11% | −30−1.1% | Reduced |
| Shufro Rose & Co LLC | 2,597 | $550.4K | 0.03% | −25−1.0% | Reduced |
| Diversified Management Inc | 2,596 | $550.2K | 0.12% | −10,013−79.4% | Reduced |
| BankPlus Wealth Management LLC | 2,574 | $545.9K | 0.25% | +50+2.0% | Added |
| Mitchell McLeod Pugh & Williams Inc | 2,570 | $544.7K | 0.07% | +76+3.0% | Added |
| Frec Markets, Inc. | 2,558 | $542.2K | 0.05% | +2,558 | New |
| Vancity Investment Management Ltd | 2,548 | $540.0K | 0.08% | +1,213+90.9% | Added |
| Procyon Private Wealth Partners, LLC | 2,542 | $538.8K | 0.02% | +5+0.2% | Added |
| Global Retirement Partners, LLC | 2,528 | $535.8K | 0.01% | +2,528 | New |
| Brown Brothers Harriman & Co | 2,514 | $532.8K | 0.00% | +638+34.0% | Added |
| Investment House LLC | 2,503 | $530.5K | 0.02% | 00.0% | Unchanged |
| Searle & Co. | 2,500 | $529.9K | 0.12% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 2,497 | $529.2K | 0.11% | +2,497 | New |
| Koshinski Asset Management, Inc. | 2,484 | $526.5K | 0.03% | +422+20.5% | Added |
| Greenspring Advisors, LLC | 2,448 | $518.9K | 0.03% | +3+0.1% | Added |
| BCS Private Wealth Management, Inc. | 2,430 | $515.0K | 0.16% | +430+21.5% | Added |
| Berkshire Asset Management LLC | 2,414 | $511.6K | 0.02% | −216−8.2% | Reduced |
| Genesee Capital Advisors, LLC | 2,407 | $510.2K | 0.16% | +10+0.4% | Added |
| Boston Family Office LLC | 2,407 | $510.0K | 0.03% | +2,407 | New |
| Crestwood Advisors Group LLC | 2,396 | $507.9K | 0.01% | +271+12.8% | Added |
| Raab & Moskowitz Asset Management LLC | 2,371 | $502.5K | 0.10% | 00.0% | Unchanged |
| Osmosis Investment Management UK Ltd | 2,358 | $499.8K | 0.02% | −2,151−47.7% | Reduced |
| First Wilshire Securities Management Inc | 2,350 | $498.1K | 0.10% | 00.0% | Unchanged |
| Waters Parkerson & Co., LLC | 2,350 | $498.1K | 0.02% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 2,337 | $495.3K | 0.00% | +294+14.4% | Added |
| Man Group plc | 2,336 | $495.1K | 0.00% | −95,848−97.6% | Reduced |
| Sequent Asset Management, LLC | 2,336 | $495.1K | 0.21% | −356−13.2% | Reduced |
| Maple Capital Management, Inc. | 2,313 | $490.2K | 0.03% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 2,295 | $486.4K | 0.01% | −109−4.5% | Reduced |
| WSFS Capital Management, LLC | 2,283 | $483.9K | 0.02% | −90−3.8% | Reduced |
| Acropolis Investment Management, LLC | 2,268 | $480.7K | 0.02% | −208−8.4% | Reduced |
| Thomasville National Bank | 2,240 | $474.8K | 0.03% | +2,240 | New |
| IHT Wealth Management, LLC | 2,226 | $471.7K | 0.01% | −277−11.1% | Reduced |
| Diversified Trust Co | 2,212 | $468.8K | 0.01% | +754+51.7% | Added |
| Fairvoy Private Wealth, LLC | 2,189 | $464.0K | 0.09% | −455−17.2% | Reduced |
| RD Lewis Holdings, Inc. | 1,943 | $463.6K | 0.34% | −355−15.4% | Reduced |
| Keudell/Morrison Wealth Management | 2,175 | $461.0K | 0.09% | −28−1.3% | Reduced |
| Montecito Bank & Trust | 2,174 | $460.8K | 0.07% | +20+0.9% | Added |
| Signaturefd, LLC | 2,164 | $458.7K | 0.01% | +465+27.4% | Added |
| RSM US Wealth Management LLC | 2,163 | $458.4K | 0.01% | −98−4.3% | Reduced |
| Brighton Jones LLC | 2,160 | $457.7K | 0.01% | +173+8.7% | Added |
| Lester Murray Antman dba SimplyRich | 2,111 | $447.0K | 0.10% | 00.0% | Unchanged |
| Twin Tree Management, LP | 2,097 | $444.5K | 0.07% | +2,097 | New |
| Old North State Trust, LLC | 2,082 | $441.0K | 0.23% | +229+12.4% | Added |
| Gateway Wealth Partners, LLC | 2,075 | $439.8K | 0.03% | −441−17.5% | Reduced |
| Gratus Wealth Advisors, LLC | 2,059 | $436.4K | 0.06% | +47+2.3% | Added |
| ACT Advisors, LLC. | 2,055 | $435.6K | 0.14% | +2,055 | New |
| Caisse de Depot Et Placement du Quebec | 2,045 | $433.4K | 0.00% | +2,045 | New |
| Flagship Harbor Advisors, LLC | 2,002 | $424.4K | 0.02% | −10−0.5% | Reduced |
| Holderness Investments Co | 2,000 | $423.9K | 0.07% | 00.0% | Unchanged |
| Chilton Investment Co LLC | 2,000 | $423.9K | 0.01% | 00.0% | Unchanged |
| Cypress Capital Group | 2,000 | $423.9K | 0.04% | 00.0% | Unchanged |
| Kera Capital Partners, Inc. | 1,999 | $423.7K | 0.04% | +365+22.3% | Added |
| Collaborative Fund Advisors, LLC | 1,998 | $423.5K | 0.25% | +1,998 | New |
| Moors & Cabot, Inc. | 1,984 | $420.5K | 0.02% | −132−6.2% | Reduced |
| Acorn Creek Capital LLC | 1,979 | $419.4K | 0.14% | +344+21.0% | Added |
| Advisor OS, LLC | 1,967 | $417.0K | 0.03% | +119+6.4% | Added |
| Sagespring Wealth Partners, LLC | 1,947 | $412.8K | 0.01% | −80−3.9% | Reduced |
| Silver Lake Advisory, LLC | 1,918 | $406.5K | 0.15% | +8+0.4% | Added |
| First American Trust, FSB | 1,910 | $404.9K | 0.02% | −3−0.2% | Reduced |
| Regions Financial Corp | 1,906 | $404.0K | 0.00% | +202+11.9% | Added |
| Gabelli Funds LLC | 1,900 | $402.7K | 0.00% | 00.0% | Unchanged |
| S.A. Mason LLC | 1,900 | $402.7K | 0.12% | 00.0% | Unchanged |
| True North Advisors, LLC | 1,897 | $402.1K | 0.04% | +367+24.0% | Added |
| O'Keefe Stevens Advisory, Inc. | 1,875 | $397.4K | 0.08% | 00.0% | Unchanged |
| Gryphon Financial Partners LLC | 1,861 | $394.4K | 0.03% | +48+2.6% | Added |
| E Fund Management Co., Ltd. | 1,843 | $390.6K | 0.01% | −115−5.9% | Reduced |
| PFG Investments, LLC | 1,842 | $390.4K | 0.02% | +19+1.0% | Added |
| TCG Advisory Services, LLC | 1,831 | $388.1K | 0.01% | −297−14.0% | Reduced |
| Motley Fool Asset Management LLC | 1,829 | $387.7K | 0.01% | +74+4.2% | Added |
| Plato Investment Management Ltd | 1,834 | $386.4K | 0.02% | +1,834 | New |
| Schnieders Capital Management, LLC. | 1,817 | $385.1K | 0.05% | 00.0% | Unchanged |
| John G Ullman & Associates Inc | 1,814 | $384.5K | 0.05% | −218−10.7% | Reduced |
| Checchi Capital Advisers, LLC | 1,804 | $382.4K | 0.02% | +185+11.4% | Added |
| Marex Group plc | 1,801 | $381.7K | 0.00% | +1,801 | New |
| Axxion S.A. | 1,800 | $381.5K | 0.03% | +1,800 | New |
| Wealthspire Advisors, LLC | 1,797 | $380.9K | 0.00% | −75−4.0% | Reduced |
| Founders Financial Securities LLC | 1,794 | $380.3K | 0.02% | +226+14.4% | Added |
| Snowden Capital Advisors LLC | 1,785 | $378.4K | 0.01% | −126−6.6% | Reduced |
| HBK Sorce Advisory LLC | 1,601 | $377.6K | 0.01% | −102−6.0% | Reduced |
| Washington Capital Management Inc | 1,780 | $377.3K | 0.25% | 00.0% | Unchanged |
| denkapparat Operations GmbH | 1,774 | $376.0K | 0.12% | 00.0% | Unchanged |
| Destination Wealth Management | 1,773 | $375.8K | 0.01% | +10+0.6% | Added |
| Ascent Group, LLC | 1,767 | $374.5K | 0.01% | +2+0.1% | Added |
| Banque Cantonale Vaudoise | 1,756 | $372.0K | 0.01% | −6−0.3% | Reduced |
| Colter Lewis Investment Partners LLC | 1,751 | $371.1K | 0.16% | 00.0% | Unchanged |
| Beck Bode, LLC | 1,751 | $371.1K | 0.06% | +1,751 | New |
| Merrithew & Thorsten Inc | 1,748 | $370.0K | 0.32% | +8+0.5% | Added |