Quest DiagnosticsDGX
13F holders, Q2 2025 (June 30)991holders +22
102new positions
81sold out
7famous investors
$179.51avg. 13F price*
At the end of Q2 2025, 991 institutions reported holding Quest Diagnostics Inc. (DGX) in their 13F filings, up 22 from Q1 2025. 102 opened new positions and 81 sold out. The largest holders were Vanguard Group Inc. ($2.6B), BlackRock, Inc. ($1.9B) and T. Rowe Price Associates Inc. ($1.3B). 7 famous investors held it, including Jeremy Grantham (0.9% of GMO's portfolio), Joel Greenblatt (0.0% of Gotham Asset Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Quest Diagnostics Inc.
- Sector
- Health Care
- CUSIP
- 74834L100
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 102 | $235.7M |
| Exits | 81 | $201.9M |
All 13F filers, Q1 2025 → Q2 2025: 11,455,661 shares bought and 7,388,661 shares sold, net +4,067,000 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 991 holders
| Vanguard Group Inc. | 0.04% | Add +2.1% | 14,233,576 | $2.6B |
| BlackRock, Inc. | 0.04% | Add +2.1% | 10,312,975 | $1.9B |
| T. Rowe Price Associates Inc. | 0.15% | Add +20.2% | 7,194,697 | $1.3B |
| State Street Corp. | 0.04% | Add +0.2% | 5,184,999 | $931.4M |
| JPMorgan Chase & Co. | 0.05% | Add +14.9% | 4,331,660 | $778.1M |
| Boston Partners | 0.61% | Add +32.4% | 3,039,848 | $545.3M |
| Geode Capital Management, LLC | 0.04% | Add +7.5% | 2,982,415 | $533.6M |
| Victory Capital Management Inc. | 0.33% | Reduce -10.3% | 2,809,226 | $504.6M |
| Morgan Stanley | 0.03% | Add +20.2% | 2,145,104 | $385.3M |
| Dimensional Fund Advisors LP | 0.08% | Reduce -0.6% | 1,901,355 | $341.5M |
| Wells Fargo & Company | 0.07% | Add +3.6% | 1,836,447 | $329.9M |
| GMO | 0.95% | Reduce -12.9% | 1,747,952 | $314.0M |
| Invesco Ltd. | 0.05% | Add +29.9% | 1,658,351 | $297.9M |
| Bank of America Corp. | 0.02% | Add +36.3% | 1,599,602 | $287.3M |
| Wellington Management Group LLP | 0.05% | Reduce -9.1% | 1,599,216 | $287.3M |
| Davis Selected Advisers | 1.30% | Reduce -43.3% | 1,354,420 | $243.3M |
| Norges Bank | 0.03% | Add +2.8% | 1,325,624 | $238.1M |
| Alliancebernstein L.P. | 0.07% | Add +5.5% | 1,241,855 | $223.1M |
| FMR LLC | 0.01% | Add +25.9% | 1,235,394 | $221.9M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.04% | Add +20.1% | 1,216,501 | $218.5M |
| Fiduciary Management Inc. | 2.04% | Reduce -5.3% | 1,185,318 | $212.9M |
| Northern Trust Corp. | 0.03% | Add +0.6% | 1,178,397 | $211.7M |
| M&G PLC | 1.10% | Add +256.5% | 1,072,721 | $193.1M |
| UBS Group AG | 0.04% | Add +3.9% | 978,481 | $175.8M |
| Royal Bank of Canada | 0.03% | Add +79.2% | 888,128 | $159.5M |
| Squarepoint Ops LLC | 0.33% | Add +444.1% | 843,291 | $151.5M |
| Ameriprise Financial Inc. | 0.04% | Reduce -12.4% | 841,621 | $151.2M |
| Bank of New York Mellon Corp | 0.03% | Reduce -5.5% | 821,598 | $147.6M |
| American Century Companies Inc. | 0.08% | Reduce -34.5% | 794,289 | $142.7M |
| Charles Schwab Investment Management Inc. | 0.02% | Add +0.8% | 746,559 | $134.1M |
| DekaBank Deutsche Girozentrale | 0.24% | Reduce -2.3% | 748,680 | $132.8M |
| Legal & General Group Plc | 0.03% | Reduce -3.3% | 733,605 | $131.8M |
| Neuberger Berman Group LLC | 0.10% | Add +12.5% | 716,324 | $128.6M |
| Goldman Sachs Group Inc. | 0.02% | Reduce -13.4% | 645,734 | $116.0M |
| Principal Financial Group Inc. | 0.05% | Reduce -1.2% | 561,571 | $100.9M |
| Deutsche Bank AG | 0.04% | Reduce -9.2% | 537,758 | $96.6M |
| Raymond James Financial Inc. | 0.03% | Reduce -7.0% | 510,627 | $91.7M |
| RTW Investments, LP | 1.28% | Add +405.1% | 500,000 | $89.8M |
| Crawford Investment Counsel Inc. | 1.52% | Reduce -2.9% | 484,959 | $87.1M |
| Amundi | 0.03% | Reduce -23.6% | 443,562 | $78.3M |
| Qube Research & Technologies Ltd | 0.10% | Reduce -4.5% | 417,533 | $75.0M |
| Van Lanschot Kempen Investment Management N.V. | 0.70% | Reduce -5.4% | 408,200 | $73.3M |
| California Public Employees Retirement System | 0.05% | Reduce -17.3% | 406,276 | $73.0M |
| Voya Investment Management LLC | 0.08% | Add +1095.6% | 403,613 | $72.5M |
| Envestnet Asset Management Inc. | 0.02% | Add +13.7% | 394,019 | $70.8M |
| CANADA LIFE ASSURANCE Co | 0.11% | Add +8.6% | 386,138 | $69.4M |
| Barclays PLC | 0.03% | Reduce -8.0% | 356,401 | $64.0M |
| Schroder Investment Management Group | 0.05% | Add +53.1% | 353,779 | $63.5M |
| First Trust Advisors LP | 0.05% | Reduce -24.6% | 351,593 | $63.2M |
| Nuveen, LLC | 0.02% | Add +3.3% | 339,227 | $60.9M |
| Swiss National Bank | 0.04% | Add +7.3% | 337,900 | $60.7M |
| Pictet Asset Management Holding SA | 0.06% | Add +22.1% | 319,459 | $57.4M |
| Allianz Asset Management GmbH | 0.07% | Reduce -21.8% | 304,361 | $54.7M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.13% | Add +283.0% | 293,939 | $52.8M |
| Citigroup Inc. | 0.04% | Add +109.0% | 293,688 | $52.8M |
| Macquarie Group Ltd. | 0.06% | Reduce -5.2% | 291,886 | $52.4M |
| Advisors Capital Management, LLC | 0.71% | Add +12.8% | 283,386 | $50.9M |
| Bahl & Gaynor LLC | 0.26% | Reduce -10.7% | 281,039 | $50.5M |
| Rhumbline Advisers | 0.04% | Reduce -2.6% | 279,728 | $50.2M |
| Sumitomo Mitsui Trust Group, Inc. | 0.03% | Reduce -1.1% | 275,103 | $49.4M |
| Candriam S.C.A. | 0.28% | Reduce -4.6% | 265,771 | $47.7M |
| BNP Paribas Financial Markets | 0.04% | Reduce -32.7% | 247,232 | $44.4M |
| National Pension Service | 0.04% | Reduce -0.1% | 227,180 | $40.8M |
| Nordea Investment Management AB | 0.04% | Reduce -81.9% | 227,412 | $40.5M |
| Artemis Investment Management LLP | 0.52% | New | 223,448 | $40.1M |
| HSBC Holdings PLC | 0.03% | Reduce -3.2% | 222,265 | $39.9M |
| Manufacturers Life Insurance Company, The | 0.04% | Reduce -2.3% | 220,085 | $39.5M |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.03% | Add +9.2% | 216,103 | $38.8M |
| Marshall Wace, LLP | 0.04% | Reduce -57.6% | 205,083 | $36.8M |
| Bank of Montreal | 0.02% | Reduce -4.8% | 201,962 | $36.3M |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.06% | Reduce -9.7% | 198,457 | $35.6M |
| APG Asset Management N.V. | 0.10% | Add +25.0% | 224,868 | $34.4M |
| Skandinaviska Enskilda Banken AB (publ) | 0.15% | Add +42.1% | 189,159 | $34.0M |
| California State Teachers Retirement System | 0.04% | Add +10.6% | 188,951 | $33.9M |
| 8 Knots Management, LLC | 4.54% | Add +42.9% | 176,538 | $31.7M |
| Copeland Capital Management, LLC | 0.65% | Reduce -10.2% | 176,264 | $31.7M |
| Wedge Capital Management L L P | 0.56% | Reduce -9.4% | 174,290 | $31.3M |
| Cookson Peirce & Co. Inc. | 1.34% | Reduce -1.6% | 169,810 | $30.5M |
| Mackenzie Financial Corp. | 0.04% | Add +1148.5% | 156,467 | $28.1M |
| Millennium Management | 0.03% | Add +916.0% | 155,196 | $27.9M |
| Coho Partners, Ltd. | 2.07% | Reduce -15.2% | 154,483 | $27.7M |
| Integral Health Asset Management, LLC | 2.52% | New | 150,000 | $26.9M |
| Woodline Partners LP | 0.14% | Reduce -61.0% | 148,473 | $26.7M |
| Franklin Resources Inc. | 0.01% | Add +118.6% | 140,129 | $25.2M |
| Achmea Investment Management B.V. | 0.32% | Add +0.4% | 137,029 | $24.6M |
| Willis Investment Counsel | 1.44% | Add +14.0% | 136,900 | $24.6M |
| Braun Stacey Associates Inc. | 0.88% | New | 135,952 | $24.4M |
| Natixis Advisors, LLC | 0.04% | Add +15.0% | 129,082 | $23.2M |
| VIRGINIA RETIREMENT SYSTEMS ET Al | 0.15% | Reduce -8.9% | 123,876 | $22.3M |
| TD Asset Management Inc | 0.02% | Add +18.0% | 121,014 | $21.7M |
| AEGON ASSET MANAGEMENT UK Plc | 0.27% | Reduce -17.0% | 118,391 | $21.2M |
| Treasurer of the State of North Carolina | 0.07% | Add +58.3% | 115,977 | $20.8M |
| Robeco Institutional Asset Management B.V. | 0.03% | Reduce -4.8% | 115,860 | $20.8M |
| Stifel Financial Corp. | 0.02% | Reduce -8.2% | 115,664 | $20.8M |
| Tocqueville Asset Management L.P. | 0.31% | Reduce -2.2% | 111,368 | $20.0M |
| Silvercrest Asset Management Group LLC | 0.13% | Reduce -0.0% | 108,026 | $19.4M |
| Rockefeller Capital Management L.P. | 0.04% | Add +525.8% | 107,286 | $19.3M |
| State Board of Administration of Florida Retirement System | 0.03% | Add +0.7% | 104,625 | $18.8M |
| Aberdeen Group plc | 0.03% | Add +17.1% | 104,307 | $18.7M |
| Moran Wealth Management, LLC | 0.57% | New | 103,311 | $18.6M |
"% of holder's portfolio" is DGX's weight in each manager's 13F, not the share of Quest Diagnostics Inc. the manager owns.