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 |
|---|---|---|---|---|---|
| Whittier Trust Co | 1,158 | $247.2K | 0.00% | 00.0% | Unchanged |
| Lake Street Financial LLC | 1,165 | $246.9K | 0.03% | 00.0% | Unchanged |
| Citizens Financial Group Inc | 1,156 | $245.0K | 0.00% | +1,156 | New |
| Cerro Pacific Wealth Advisors LLC | 1,154 | $244.6K | 0.06% | +1,154 | New |
| SeaCrest Wealth Management, LLC | 1,150 | $243.8K | 0.03% | −518−31.1% | Reduced |
| Wescott Financial Advisory Group, LLC | 1,149 | $243.5K | 0.02% | +5+0.4% | Added |
| Private Trust Co NA | 1,145 | $242.7K | 0.02% | +6+0.5% | Added |
| Verdence Capital Advisors LLC | 1,131 | $239.8K | 0.01% | 00.0% | Unchanged |
| First County Bank | 1,129 | $239.3K | 0.11% | +19+1.7% | Added |
| Smartleaf Asset Management LLC | 1,120 | $238.2K | 0.01% | 00.0% | Unchanged |
| Quadcap Wealth Management, LLC | 1,122 | $237.8K | 0.02% | +27+2.5% | Added |
| Centurion Wealth Management LLC | 1,110 | $235.3K | 0.06% | −350−24.0% | Reduced |
| Whittier Trust Co of Nevada Inc | 1,099 | $233.4K | 0.00% | +53+5.1% | Added |
| Insigneo Advisory Services, LLC | 1,096 | $232.3K | 0.01% | +19+1.8% | Added |
| Ronald Blue Trust, Inc. | 1,090 | $231.1K | 0.00% | +27+2.5% | Added |
| Wall Street Access Asset Management, LLC | 1,080 | $228.9K | 0.03% | +540+100.0% | Added |
| CoreCap Advisors, LLC | 1,073 | $227.5K | 0.01% | +509+90.2% | Added |
| Avantax Planning Partners, Inc. | 1,071 | $227.0K | 0.01% | 00.0% | Unchanged |
| Cidel Asset Management Inc | 1,069 | $226.6K | 0.01% | 00.0% | Unchanged |
| Cigna Investments Inc | 1,068 | $226.0K | 0.03% | −37−3.3% | Reduced |
| Augustine Asset Management Inc | 1,066 | $225.9K | 0.05% | +1,066 | New |
| Pinnacle Wealth Management Advisory Group, LLC | 1,066 | $225.9K | 0.01% | +1,066 | New |
| Claret Asset Management Corp | 1,061 | $225.0K | 0.02% | −227−17.6% | Reduced |
| Rossby Financial, LCC | 1,058 | $224.3K | 0.04% | +313+42.0% | Added |
| Cary Street Partner Investment Advisory LLC | 1,059 | $224.3K | 0.05% | −117−9.9% | Reduced |
| Tower Research Capital LLC (TRC) | 1,049 | $222.3K | 0.01% | −1,028−49.5% | Reduced |
| EPG Wealth Management LLC | 1,042 | $220.9K | 0.05% | +1,042 | New |
| State of Wyoming | 1,042 | $220.9K | 0.02% | +848+437.1% | Added |
| Longboard Asset Management, LP | 1,036 | $219.6K | 3.68% | 00.0% | Unchanged |
| LRI Investments, LLC | 1,026 | $217.5K | 0.02% | +562+121.1% | Added |
| Smithfield Trust Co | 1,018 | $216.0K | 0.01% | 00.0% | Unchanged |
| Tower Wealth Partners, Inc. | 1,006 | $213.2K | 0.11% | +1,006 | New |
| Hantz Financial Services, Inc. | 1,007 | $213.0K | 0.00% | +91+9.9% | Added |
| Gateway Investment Advisers LLC | 1,003 | $212.6K | 0.00% | −383−27.6% | Reduced |
| Evercore Wealth Management, LLC | 1,000 | $211.9K | 0.00% | −786−44.0% | Reduced |
| PKO Investment Management Joint-Stock Co | 1,000 | $211.9K | 0.02% | 00.0% | Unchanged |
| National Philanthropic Trust | 1,000 | $211.9K | 0.00% | +1,000 | New |
| Power Wealth Management LLC | 1,000 | $211.9K | 0.07% | +1,000 | New |
| Harbour Trust & Investment Management Co | 1,000 | $211.9K | 0.02% | +1,000 | New |
| AdvisorNet Financial, Inc | 981 | $207.9K | 0.01% | +254+34.9% | Added |
| Integrity Advisory Solutions, LLC | 976 | $207.0K | 0.02% | +976 | New |
| Rockland Trust Co | 967 | $205.0K | 0.01% | −254−20.8% | Reduced |
| Traphagen Investment Advisors LLC | 963 | $204.1K | 0.01% | +963 | New |
| Proficio Capital Partners LLC | 957 | $202.9K | 0.01% | +957 | New |
| Prime Capital Investment Advisors, LLC | 955 | $202.3K | 0.00% | +955 | New |
| Montag A & Associates Inc | 950 | $201.4K | 0.01% | 00.0% | Unchanged |
| Planned Solutions, Inc. | 950 | $201.4K | 0.06% | +950 | New |
| Goldstein Advisors, LLC | 949 | $201.1K | 0.02% | +949 | New |
| MFA Wealth Services | 945 | $200.3K | 0.12% | +945 | New |
| Atlantic Trust, LLC | 944 | $200.1K | 0.03% | +7+0.7% | Added |
| Atlantic Union Bankshares Corp | 935 | $198.1K | 0.00% | −2−0.2% | Reduced |
| Wellington Shields & Co., LLC | 933 | $197.7K | 0.04% | 00.0% | Unchanged |
| Spire Wealth Management | 896 | $190.0K | 0.01% | +30+3.5% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 889 | $188.3K | 0.01% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 820 | $173.8K | 0.02% | −106−11.4% | Reduced |
| Salem Investment Counselors Inc | 815 | $172.7K | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 772 | $163.6K | 0.02% | −155−16.7% | Reduced |
| Cary Street Partners Financial LLC | 741 | $157.0K | 0.00% | +159+27.3% | Added |
| Salomon & Ludwin, LLC | 703 | $151.9K | 0.01% | 00.0% | Unchanged |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 703 | $149.0K | 0.00% | +655+1,364.6% | Added |
| Pinnacle Wealth Planning Services, Inc. | 699 | $148.1K | 0.01% | +22+3.2% | Added |
| Harbour Investments, Inc. | 696 | $147.4K | 0.00% | 00.0% | Unchanged |
| Southern Michigan Bank & Trust | 686 | $145.4K | 0.05% | 00.0% | Unchanged |
| Gen-Wealth Partners Inc | 660 | $139.9K | 0.04% | −304−31.5% | Reduced |
| Covestor Ltd | 644 | $137.0K | 0.08% | −68−9.6% | Reduced |
| Geneos Wealth Management Inc. | 637 | $135.0K | 0.00% | −173−21.4% | Reduced |
| Optiver Holding B.V. | 625 | $132.5K | 0.00% | +547+701.3% | Added |
| Continuum Advisory, LLC | 611 | $129.5K | 0.01% | +611 | New |
| Cypress Capital Management LLC (WY) | 600 | $127.2K | 0.11% | 00.0% | Unchanged |
| Curat Global, LLC | 600 | $127.2K | 0.11% | 00.0% | Unchanged |
| Heritage Wealth Advisors | 590 | $125.1K | 0.00% | 00.0% | Unchanged |
| Princeton Global Asset Management LLC | 570 | $120.9K | 0.02% | −8−1.4% | Reduced |
| Larson Financial Group LLC | 569 | $120.6K | 0.00% | +56+10.9% | Added |
| Bryn Mawr Trust Co | 554 | $117.4K | 0.00% | +4+0.7% | Added |
| Oslo Pensjonsforsikring AS | 547 | $115.9K | 0.01% | 00.0% | Unchanged |
| Silver Grove Financial Group, Inc. | 539 | $114.3K | 0.06% | +539 | New |
| PEAK6 LLC | 520 | $110.2K | 0.00% | +520 | New |
| Webster Bank, N. A. | 518 | $109.8K | 0.01% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 507 | $107.5K | 0.00% | 00.0% | Unchanged |
| Networth Advisors, LLC | 491 | $104.1K | 0.06% | 00.0% | Unchanged |
| Aviso Financial Inc. | 489 | $103.6K | 0.00% | +269+122.3% | Added |
| McMillan Office, Inc. | 486 | $103.0K | 0.01% | 00.0% | Unchanged |
| TIAA Wealth Investment Management LLC | 475 | $100.7K | 0.00% | +294+162.4% | Added |
| Federated Hermes, Inc. | 463 | $98.1K | 0.00% | +2+0.4% | Added |
| Harvest Fund Management Co., Ltd | 451 | $96.0K | 0.00% | −12−2.6% | Reduced |
| Old Second National Bank of Aurora | 450 | $95.4K | 0.02% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 442 | $93.7K | 0.02% | +369+505.5% | Added |
| Persistent Asset Partners Ltd | 429 | $90.9K | 0.03% | +429 | New |
| Grove Bank & Trust | 422 | $89.4K | 0.01% | +300+245.9% | Added |
| Glen Eagle Advisors, LLC | 400 | $84.8K | 0.01% | 00.0% | Unchanged |
| Park National Corp | 399 | $84.6K | 0.00% | −80−16.7% | Reduced |
| JPL Wealth Management, LLC | 398 | $84.4K | 0.02% | +1+0.3% | Added |
| Cromwell Holdings LLC | 389 | $82.4K | 0.04% | +17+4.6% | Added |
| Coastline Trust Co | 379 | $80.3K | 0.01% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 374 | $79.3K | 0.00% | +1+0.3% | Added |
| Davis Capital Management | 364 | $77.2K | 0.05% | +363+36,300.0% | Added |
| First Horizon Corp | 355 | $75.2K | 0.00% | +199+127.6% | Added |
| Quaker Wealth Management, LLC | 353 | $74.8K | 0.02% | −2−0.6% | Reduced |
| Steigerwald, Gordon & Koch Inc. | 345 | $73.1K | 0.01% | +100+40.8% | Added |
| Wiser Advisor Group LLC | 341 | $72.3K | 0.08% | +1+0.3% | Added |