Who Owns QUEST DIAGNOSTICS INC (DGX)? -- Institutional Holders (2026-06-30)
1,168 institutions reported holding $22.48B of QUEST DIAGNOSTICS INC (DGX) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($3.08B), BlackRock, Inc. ($1.97B), STATE STREET CORP ($1.17B), PRICE T ROWE ASSOCIATES INC /MD/ ($1.15B), Boston Partners ($1.00B). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | VANGUARD GROUP INC | $3.08B | 14.5M | Added |
| 2 | BlackRock, Inc. | $1.97B | 9.3M | Added |
| 3 | STATE STREET CORP | $1.17B | 5.5M | Added |
| 4 | PRICE T ROWE ASSOCIATES INC /MD/ | $1.15B | 5.4M | Trimmed |
| 5 | Boston Partners | $1.00B | 4.7M | Added |
| 6 | JPMORGAN CHASE & CO | $748.6M | 3.5M | Trimmed |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $662.6M | 3.1M | Added |
| 8 | MORGAN STANLEY | $521.5M | 2.5M | Trimmed |
| 9 | EdgePoint Investment Group Inc. | $476.4M | 2.2M | Added |
| 10 | DIMENSIONAL FUND ADVISORS LP | $421.4M | 2.0M | Added |
| 11 | BANK OF AMERICA CORP /DE/ | $410.2M | 1.9M | Added |
| 12 | Grantham, Mayo, Van Otterloo & Co. LLC | $400.2M | 1.9M | Added |
| 13 | WELLS FARGO & COMPANY/MN | $371.2M | 1.8M | Trimmed |
| 14 | Davis Selected Advisers | $329.8M | 1.6M | Trimmed |
| 15 | VICTORY CAPITAL MANAGEMENT INC | $328.6M | 1.6M | Trimmed |
| 16 | NORGES BANK | $298.1M | 1.4M | Added |
| 17 | FMR LLC | $296.5M | 1.4M | Added |
| 18 | Invesco Ltd. | $292.3M | 1.4M | Trimmed |
| 19 | NORTHERN TRUST CORP | $239.0M | 1.1M | Added |
| 20 | GOLDMAN SACHS GROUP INC | $208.3M | 982,694 | Trimmed |
| 21 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | $199.7M | 942,407 | Added |
| 22 | UBS Group AG | $188.4M | 888,906 | Added |
| 23 | AMERICAN CENTURY COMPANIES INC | $173.4M | 818,220 | Trimmed |
| 24 | M&G PLC | $168.7M | 795,650 | Trimmed |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $164.0M | 773,711 | Added |
Source: SEC Form 13F filings · as of 2026-06-30