DGXQuest Diagnostics
Quest Diagnostics works across the healthcare ecosystem to create a healthier world, one life at a time. 10-K, Item 1
- Employees
- 57,000
- Headquarters
- Secaucus, NJ
- CEO
- J. E. Davis
- Next results
- around Jan 11, 2027
Who owns DGX
95% of the shares are held by institutions that file 13Fs; the rest by everyone else.
13F filings are quarterly and up to 45 days old. Insider trades: Form 4 rows coded P (bought) and S (sold) at a price, not grants or plan exercises.
Institutional ownership 13F data can be up to 45 days old
Every 13F-HR filed for the quarter ending Jun 30, 2026, from SEC's Form 13F data sets. A 13F lists the long positions of managers with more than $100M in US stocks. Two managers can report the same shares, so totals can count some shares twice.
| Holder | Shares | Value | % of company | From Mar 31, 2026 |
|---|---|---|---|---|
| BlackRock, Inc. | 9.28M | $2.0B | 8.43% | Added +1.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 7.23M | $1.5B | 6.57% | Added +1.2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 6.13M | $1.3B | 5.57% | Added +0.8% |
| STATE STREET CORP | 5.52M | $1.2B | 5.01% | Added +2.5% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 5.44M | $1.2M | 4.95% | Reduced -13.5% |
| Boston Partners | 4.74M | $1.0B | 4.31% | Added +18.3% |
| JPMORGAN CHASE & CO | 3.52M | $748.6M | 3.20% | Reduced -8.5% |
| GEODE CAPITAL MANAGEMENT, LLC | 3.14M | $662.6M | 2.85% | Added +1.7% |
| MORGAN STANLEY | 2.46M | $521.5M | 2.24% | Reduced -0.8% |
| EdgePoint Investment Group Inc. | 2.25M | $476.4M | 2.04% | Held |
| DIMENSIONAL FUND ADVISORS LP | 1.99M | $421.4M | 1.81% | Added +2.0% |
| BANK OF AMERICA CORP /DE/ | 1.94M | $410.2M | 1.76% | Added +10.4% |
| Grantham, Mayo, Van Otterloo & Co. LLC | 1.89M | $400.2M | 1.72% | Held |
| WELLS FARGO & COMPANY/MN | 1.75M | $371.2M | 1.59% | Reduced -0.7% |
| Davis Selected Advisers | 1.56M | $329.8M | 1.41% | Reduced -3.8% |
| VICTORY CAPITAL MANAGEMENT INC | 1.55M | $328.6M | 1.41% | Reduced -16.0% |
| NORGES BANK | 1.41M | $298.1M | 1.28% | New |
| FMR LLC | 1.40M | $296.5M | 1.27% | Added +48.5% |
| Invesco Ltd. | 1.38M | $292.3M | 1.25% | Reduced -15.8% |
| NORTHERN TRUST CORP | 1.13M | $239.0M | 1.02% | Added +1.2% |
| GOLDMAN SACHS GROUP INC | 983K | $208.3M | 0.89% | Reduced -27.1% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 942K | $199.7M | 0.86% | Added +11.3% |
| UBS Group AG | 889K | $188.4M | 0.81% | Added +26.6% |
| AMERICAN CENTURY COMPANIES INC | 818K | $173.4M | 0.74% | Reduced -5.7% |
| M&G PLC | 796K | $168.7M | 0.72% | Reduced -1.2% |
Bought the most shares
- NORGES BANK +1.41M, new
- Boston Partners +732K
- FMR LLC +457K
- Balyasny Asset Management L.P. +272K
- MACKENZIE FINANCIAL CORP +207K
- PFA Pension, Forsikringsaktieselskab +206K, new
- UBS Group AG +187K
- BANK OF AMERICA CORP /DE/ +182K
- FIL Ltd +165K
- Integral Health Asset Management, LLC +140K
Sold the most shares
- PRICE T ROWE ASSOCIATES INC /MD/ -853K
- Qube Research & Technologies Ltd -391K
- GOLDMAN SACHS GROUP INC -366K
- JPMORGAN CHASE & CO -326K
- VICTORY CAPITAL MANAGEMENT INC -296K
- Invesco Ltd. -259K
- FIDUCIARY MANAGEMENT INC /WI/ -237K
- Squarepoint Ops LLC -228K
- CITADEL ADVISORS LLC -214K
- D. E. Shaw & Co., Inc. -143K
Superinvestors holding DGX 13F data can be up to 45 days old
From the latest 13F-HR of each of the investors followed on Investors. A 13F shows holdings at the end of a quarter and is filed up to 45 days later.
| Investor | Quarter | Shares | Value | % of portfolio | Last quarter |
|---|---|---|---|---|---|
| Chris Davis Davis Selected Advisers | Jun 30, 2026 | 1.56M | $329.8M | 1.43% | Reduced -3.8% |
| First Eagle First Eagle Investment Management | Jun 30, 2026 | 15K | $3.2M | 0.00% | Added +407.1% |
13D filings: owners of more than 5% who may push for change
No Schedule 13D about DGX in the last year.
Work on DGX in a spreadsheet:
Excel workbook (a sheet per section, ten years by column, charts, links to the filings) ·
CSV.
For a Google Sheet that stays up to date, paste =IMPORTDATA("https://tickdelta.com/company/DGX/export.csv") into a cell.