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 |
|---|---|---|---|---|---|
| New York Life Investment Management LLC | 16,533 | $3.50M | 0.02% | +95+0.6% | Added |
| British Columbia Investment Management Corp | 16,392 | $3.47M | 0.02% | +1,059+6.9% | Added |
| Pine Valley Investments Ltd Liability Co | 16,214 | $3.44M | 0.15% | −3,741−18.7% | Reduced |
| Old National Bancorp | 16,057 | $3.40M | 0.07% | −7,894−33.0% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 15,999 | $3.39M | 0.02% | −51−0.3% | Reduced |
| Banco Santander, S.A. | 15,772 | $3.34M | 0.02% | +15,772 | New |
| Bahl & Gaynor Inc | 15,665 | $3.32M | 0.02% | −1,476−8.6% | Reduced |
| Agf Management Ltd | 15,592 | $3.30M | 0.01% | −2,075−11.7% | Reduced |
| Brevan Howard Capital Management LP | 15,507 | $3.29M | 0.05% | +13,701+758.6% | Added |
| Cambridge Investment Research Advisors, Inc. | 15,492 | $3.28M | 0.01% | +998+6.9% | Added |
| Assenagon Asset Management S.A. | 15,405 | $3.27M | 0.00% | +4,334+39.1% | Added |
| Bank Ozk | 15,322 | $3.25M | 0.96% | +750+5.1% | Added |
| Susquehanna International Group, LLP | 15,320 | $3.25M | 0.00% | −3,199−17.3% | Reduced |
| Thrivent Financial for Lutherans | 15,295 | $3.24M | 0.01% | −855−5.3% | Reduced |
| Generali Asset Management SPA SGR | 15,146 | $3.21M | 0.06% | −6,932−31.4% | Reduced |
| G&S Capital LLC | 15,108 | $3.20M | 0.93% | −184−1.2% | Reduced |
| Summit Trail Advisors, LLC | 15,051 | $3.19M | 0.04% | −300−2.0% | Reduced |
| Yousif Capital Management, LLC | 15,051 | $3.19M | 0.04% | −3,447−18.6% | Reduced |
| Allstate Corp | 15,030 | $3.19M | 0.03% | +248+1.7% | Added |
| Nissay Asset Management Corp | 14,901 | $3.16M | 0.01% | +323+2.2% | Added |
| Wealth Enhancement Advisory Services, LLC | 16,842 | $3.15M | 0.01% | +2,663+18.8% | Added |
| TKG Advisors, LLC | 14,800 | $3.14M | 1.09% | +441+3.1% | Added |
| Lowe Brockenbrough & Co Inc | 14,703 | $3.12M | 0.14% | −84−0.6% | Reduced |
| Colonial Trust Advisors | 14,691 | $3.11M | 0.22% | −818−5.3% | Reduced |
| Horizon Investments, LLC | 14,732 | $3.11M | 0.03% | +419+2.9% | Added |
| Stablepoint Partners, LLC | 14,652 | $3.11M | 0.43% | +26+0.2% | Added |
| Marion Wealth Management | 14,390 | $3.05M | 0.62% | +447+3.2% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 14,000 | $2.97M | 0.02% | +1,000+7.7% | Added |
| Allianz Asset Management GmbH | 13,813 | $2.93M | 0.00% | −23,177−62.7% | Reduced |
| M&T Bank Corp | 13,782 | $2.92M | 0.01% | −406−2.9% | Reduced |
| Coldstream Capital Management Inc | 13,668 | $2.90M | 0.04% | −280−2.0% | Reduced |
| Oregon Public Employees Retirement Fund | 13,603 | $2.88M | 0.03% | +1,040+8.3% | Added |
| Bank of Nova Scotia | 13,561 | $2.87M | 0.00% | −4,067−23.1% | Reduced |
| Farrow Financial Inc. | 13,420 | $2.84M | 1.52% | +109+0.8% | Added |
| Narwhal Capital Management | 13,348 | $2.83M | 0.20% | +13,348 | New |
| Elo Mutual Pension Insurance Co | 13,230 | $2.80M | 0.04% | +13,230 | New |
| Caldwell Trust Co | 13,165 | $2.79M | 0.23% | +276+2.1% | Added |
| Cozad Asset Management Inc | 13,024 | $2.76M | 0.18% | +1,495+13.0% | Added |
| Acumen Wealth Advisors, LLC | 12,998 | $2.75M | 0.58% | +494+4.0% | Added |
| Catalyst Capital Advisors LLC | 12,900 | $2.73M | 0.05% | −525−3.9% | Reduced |
| Sandler Capital Management | 12,889 | $2.73M | 1.61% | −2,066−13.8% | Reduced |
| Johnson Investment Counsel Inc | 12,820 | $2.72M | 0.02% | −3,400−21.0% | Reduced |
| Pinnacle Associates Ltd | 12,733 | $2.70M | 0.03% | −92−0.7% | Reduced |
| Pinnacle Financial Partners, Inc. | 12,687 | $2.69M | 0.02% | +5,943+88.1% | Added |
| Linden Thomas Advisory Services, LLC | 12,539 | $2.66M | 0.21% | +329+2.7% | Added |
| Atria Investments LLC | 12,532 | $2.66M | 0.03% | +1,010+8.8% | Added |
| GWM Advisors LLC | 12,508 | $2.65M | 0.01% | +550+4.6% | Added |
| Dean Capital Management | 12,476 | $2.64M | 0.96% | 00.0% | Unchanged |
| BankPlus Trust Department | 12,236 | $2.59M | 0.61% | +431+3.7% | Added |
| Blueshift Asset Management, LLC | 12,228 | $2.59M | 0.60% | +10,647+673.4% | Added |
| Rafferty Asset Management, LLC | 12,181 | $2.58M | 0.01% | +3,683+43.3% | Added |
| HB Wealth Management, LLC | 12,123 | $2.57M | 0.01% | +89+0.7% | Added |
| IFP Advisors, Inc | 12,005 | $2.54M | 0.05% | −467−3.7% | Reduced |
| Kinneret Advisory, LLC | 11,984 | $2.54M | 0.21% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 11,961 | $2.54M | 0.02% | +589+5.2% | Added |
| Boston Private Wealth LLC | 11,830 | $2.51M | 0.16% | −1,039−8.1% | Reduced |
| ICW Investment Advisors LLC | 11,828 | $2.51M | 0.88% | −12−0.1% | Reduced |
| OP Asset Management Ltd | 11,781 | $2.50M | 0.03% | +581+5.2% | Added |
| VCI Wealth Management LLC | 11,636 | $2.47M | 0.62% | +2,974+34.3% | Added |
| Mutual of America Capital Management LLC | 11,443 | $2.43M | 0.02% | −290−2.5% | Reduced |
| Millennium Management LLC | 11,434 | $2.42M | 0.00% | −38,732−77.2% | Reduced |
| Kavar Capital Partners Group, LLC | 11,415 | $2.42M | 0.30% | −943−7.6% | Reduced |
| Roberts Glore & Co Inc | 11,349 | $2.41M | 0.59% | −53−0.5% | Reduced |
| Zevenbergen Capital Investments LLC | 11,315 | $2.40M | 0.05% | +240+2.2% | Added |
| Weatherly Asset Management L. P. | 11,047 | $2.34M | 0.17% | −900−7.5% | Reduced |
| State of Alaska, Department of Revenue | 10,847 | $2.30M | 0.02% | −40−0.4% | Reduced |
| Permanent Capital Management, LP | 10,706 | $2.27M | 0.30% | +6,760+171.3% | Added |
| Sit Investment Associates Inc | 10,680 | $2.26M | 0.04% | −2,965−21.7% | Reduced |
| Danica Pension, Livsforsikringsaktieselskab | 10,653 | $2.26M | 0.04% | +2,331+28.0% | Added |
| Massar Capital Management, LP | 10,637 | $2.25M | 0.77% | +10,637 | New |
| Empowered Funds, LLC | 10,624 | $2.25M | 0.01% | +1,010+10.5% | Added |
| Sanibel Captiva Trust Company, Inc. | 10,617 | $2.25M | 0.06% | +4,131+63.7% | Added |
| Peapack Gladstone Financial Corp | 10,620 | $2.25M | 0.03% | −325−3.0% | Reduced |
| Assetmark, Inc | 10,418 | $2.21M | 0.00% | −140−1.3% | Reduced |
| Jupiter Topco LLC | 10,393 | $2.20M | 0.00% | +10,393 | New |
| B. Metzler seel. Sohn & Co. AG | 10,247 | $2.17M | 0.02% | +321+3.2% | Added |
| Ilmarinen Mutual Pension Insurance Co | 10,200 | $2.16M | 0.01% | 00.0% | Unchanged |
| UniSuper Management Pty Ltd | 10,173 | $2.16M | 0.01% | −2,713−21.1% | Reduced |
| Great Lakes Retirement, Inc. | 9,809 | $2.08M | 0.18% | +243+2.5% | Added |
| Dynasty Wealth Management, LLC | 9,786 | $2.07M | 0.02% | −289−2.9% | Reduced |
| TriaGen Wealth Management LLC | 9,670 | $2.05M | 0.51% | −127−1.3% | Reduced |
| O'Shaughnessy Asset Management, LLC | 9,669 | $2.05M | 0.01% | +257+2.7% | Added |
| Park Avenue Securities LLC | 9,611 | $2.04M | 0.01% | +404+4.4% | Added |
| Macquarie Group Ltd | 9,590 | $2.03M | 0.01% | −4,580−32.3% | Reduced |
| Laird Norton Trust Company, LLC | 9,492 | $2.01M | 0.04% | +1,878+24.7% | Added |
| We Are One Seven, LLC | 9,466 | $2.01M | 0.03% | −224−2.3% | Reduced |
| Brinker Capital Investments, LLC | 9,417 | $2.00M | 0.02% | −335−3.4% | Reduced |
| AlphaCore Capital LLC | 9,371 | $1.99M | 0.04% | +2,702+40.5% | Added |
| Naples Global Advisors, LLC | 9,370 | $1.99M | 0.12% | +45+0.5% | Added |
| Ashton Thomas Private Wealth, LLC | 9,353 | $1.98M | 0.04% | −17−0.2% | Reduced |
| Somerset Trust Co | 9,282 | $1.97M | 0.56% | +44+0.5% | Added |
| Thoroughbred Financial Services, LLC | 9,212 | $1.95M | 0.09% | +10.0% | Added |
| First National Advisers, LLC | 9,091 | $1.93M | 0.27% | −4,550−33.4% | Reduced |
| Principal Securities, Inc. | 9,058 | $1.92M | 0.02% | +679+8.1% | Added |
| Ameritas Investment Partners, Inc. | 8,951 | $1.90M | 0.05% | −21−0.2% | Reduced |
| American National Bank | 8,773 | $1.86M | 0.16% | −169−1.9% | Reduced |
| Teachers Retirement System of the State of Kentucky | 8,736 | $1.85M | 0.01% | 00.0% | Unchanged |
| Private Capital Management, LLC | 8,700 | $1.84M | 0.17% | 00.0% | Unchanged |
| Mizuho Securities USA LLC | 8,666 | $1.84M | 0.03% | +2,016+30.3% | Added |
| Crossmark Global Holdings, Inc. | 8,597 | $1.82M | 0.02% | +93+1.1% | Added |