Quest Diagnostics Incorporated
DGX Healthcare Diagnostics & Research
Quest Diagnostics Incorporated’s revenue for fiscal 2025 (year ended December 2025) was $11.0 billion, up 11.8% from fiscal 2024. In the quarter to June 2026, revenue grew 10.2%, EPS grew 14.7%, free cash flow grew 5.28% and total debt was flat, each against the same quarter a year earlier. Member of the S&P 500; dividend growth for ten consecutive years.
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Quest Diagnostics Incorporated (DGX) P/B ratio
As of 16 October 2026, Quest Diagnostics Incorporated (DGX) trades at a P/B ratio of 3.3×. Over the past ten years it has ranged from 1.7× (April 2020) to 3.5× (September 2026); the current reading is higher than 99% of that period. That is above the Diagnostics & Research industry median of 3.1× and above the Healthcare sector median of 2.3×.
P/B ratio, daily
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Annual newest first
| Period | P/B ratio | Change |
|---|---|---|
| FY2025 | 2.7× | 8.75% |
| FY2024 | 2.5× | (1.17%) |
| FY2023 | 2.5× | (18.38%) |
| FY2022 | 3.0× | (8.65%) |
| FY2021 | 3.3× | 42.24% |
| FY2020 | 2.3× | (6.80%) |
| FY2019 | 2.5× | 17.03% |
| FY2018 | 2.2× | (21.37%) |
| FY2017 | 2.7× | (1.55%) |
| FY2016 | 2.8× | 27.78% |
Quarterly newest first
| Period | P/B ratio | Change |
|---|---|---|
| Jun 2026 | 3.0× | 7.00% |
| Mar 2026 | 2.8× | 5.20% |
| Dec 2025 | 2.7× | (8.65%) |
| Sep 2025 | 2.9× | 5.66% |
| 42 more quarters | Free account |
Against its own ten years
P/B ratio against peers
| Company | P/B ratio |
|---|---|
| GH Guardant Health, Inc. compare | n/m |
| RVTY Revvity Inc. compare | 2.4× |
| WAT Waters Corporation compare | 2.8× |
| LH Labcorp Holdings Inc. compare | 3.0× |
| DGX Quest Diagnostics Incorporated | 3.3× |
| ILMN Illumina, Inc. compare | 13.9× |
| IDXX IDEXX Laboratories, Inc. compare | 27.4× |
| MEDP Medpace Holdings, Inc. compare | 40.2× |
| MTD Mettler-Toledo International, Inc. compare | 2,546× |
| Diagnostics & Research industry median | 3.1× |
| Healthcare sector median | 2.3× |
| Market median | 1.7× |
What P/B ratio is
Price to Book Value tells an investor how much the market pays for a company’s shares relative to the accounting net worth that belongs to common shareholders.
Stock Price ÷ (Common Equity (Total) (latest quarter) ÷ Shares (Basic, Weighted) (latest quarter))
More on DGX
- Revenue
- Net income
- EPS (diluted)
- EBITDA
- Free cash flow
- Operating cash flow
- Gross margin
- Operating margin
- Net margin
- Free cash flow margin
- P/E ratio
- P/S ratio
- Price to free cash flow
- EV/EBITDA
- EV/Sales
- EV/FCF
- Return on equity
- Return on assets
- Return on invested capital
- Debt to equity
- Current ratio
- Total debt
- Shares outstanding
- Book value per share
- Revenue growth
- Piotroski F-score
- Altman Z-score
- Beneish M-score
- The full statement