US · DGX
Quest Diagnostics Incorporated
- Sector
- Healthcare · Medical - Diagnostics & Research
- Headquarters
- Secaucus, NJ 07094
- Website
- questdiagnostics.com
Price · as of 2025-12-31
$192.67
Market cap 23.57B
Valuation summary
Four models, one snapshot. Upside is target ÷ current − 1.
| Valuation method | Value, $ | Upside, % |
|---|---|---|
| Artificial Intelligence(AI) | $205.33 | +6.57% |
| Intrinsic Value(DCF) | $87.99 | -54.33% |
| Graham-Dodd Method(GD) | — | — |
| Graham Formula(GF) | $173.53 | -9.93% |
Valuation history
Annual price (USD per share) overlaid with each model's fair value. Y-axis is log scale.
| Year | Price | AI | DCF | Graham-Dodd | Graham Formula |
|---|---|---|---|---|---|
| 2011 | $44.61 | $75.83 | $3.57 | $0.00 | $29.78 |
| 2012 | $42.97 | $86.87 | $5.93 | $0.00 | $22.45 |
| 2013 | $41.23 | $93.72 | $9.25 | $0.00 | $28.32 |
| 2014 | $58.63 | $88.99 | $5.83 | $0.00 | $45.85 |
| 2015 | $57.91 | $103.09 | $4.87 | $0.00 | $43.80 |
| 2016 | $82.54 | $124.61 | $7.91 | $0.00 | $38.34 |
| 2017 | $91.02 | $130.93 | $1.55 | $0.00 | $59.83 |
| 2018 | $73.27 | $111.38 | $2.15 | $0.00 | $31.58 |
| 2019 | $99.35 | $125.37 | $10.96 | $0.00 | $67.98 |
| 2020 | $110.47 | $183.82 | $52.19 | $19.30 | $313.59 |
| 2021 | $125.85 | $212.13 | $242.53 | $37.51 | $349.59 |
| 2022 | $126.43 | $158.57 | $0.00 | $0.00 | $0.78 |
| 2023 | $122.34 | $148.83 | $10.38 | $0.00 | $15.32 |
| 2024 | $172.36 | $175.29 | $9.61 | $0.00 | $114.84 |
| 2025 | $210.25 | $205.33 | $7.28 | $0.00 | $173.53 |
AI valuation
Our deep-learning model estimates Quest Diagnostics Incorporated's (DGX) per-share fair value from quarterly fundamentals, sector trend, and historical valuation patterns.
- AI fair value
- $205.33
- Current price
- $192.67
- AI upside
- +6.57%
Methodology and confidence bands appear in the dedicated valuation theory section. The AI score is an estimate, not a recommendation.
Intrinsic value (DCF)
Open DCF calculatorThree textbook valuation models, recomputed daily from the latest financial statements. The DCF uses our Chepakovich model. Graham-Dodd and Graham Formula are conservative reference points.
DCF
$87.99
-54.33% upside
Graham-Dodd
—
— upside
Graham Formula
$173.53
-9.93% upside
Peer comparison
Same-industry comparables, ranked by market cap.
| Basic Info | Model Valuation | Core Valuation | Profitability | Leverage & Liquidity | Growth | Cash Flow | Dividends | Enterprise Value | Risk | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ticker | Company Name | Price | Market Cap | AI Upside | DCF Upside | GD Upside | GF Upside | P/E | P/B | P/S | EV/EBITDA | PEG | P/TBV | Gross Margin | Operating Margin | Net Margin | ROE | ROIC | ROA | Debt/Equity | Interest Coverage | Current Ratio | Quick Ratio | Net Debt/EBITDA | EPS Growth | Sales Growth | FCF Growth | FCF Yield | Op Cash Flow Ratio | Cash ROIC | Dividend Yield | Dividend Payout | Shareholder Yield | EV/EBIT | EV/FCF | EV/Sales | Altman Z-Score |
| DGX | Quest Diagnostics Incorpo… | $192.67 | 23.57B | +7% | -54% | — | -10% | 22.31 | 3.25 | 2.11 | 13.60 | 161.86 | -6.84 | 31.93% | 14.53% | 8.99% | 15.00% | 9.14% | 6.46% | 0.96 | 6.07 | 1.04 | 0.80 | 2.96 | 1378.00% | 1178.00% | 4950.00% | 5.82% | 0.83 | 10.07% | 1.51% | 33.70% | 3.61% | 18.61 | 21.95 | 2.70 | 3.44 |
| ICLR | ICON Public Limited Compa… | $108.14 | 8.26B | +89% | -31% | -50% | -11% | 19.44 | 1.62 | 1.86 | 11.80 | 67.55 | -4.98 | 29.42% | 13.26% | 9.56% | 8.44% | 7.88% | 4.67% | 0.38 | 4.63 | 1.26 | 1.21 | 1.96 | 2878.00% | 199.00% | 963.00% | 7.27% | 0.46 | 8.81% | 0.00% | 0.00% | 6.47% | 16.81 | 16.50 | 2.23 | 2.24 |
| ILMN | Illumina, Inc. | $134.46 | 20.56B | -15% | -56% | -72% | -69% | 23.92 | 7.47 | 4.68 | 14.59 | — | 14.52 | 66.49% | 19.92% | 19.58% | 33.36% | 18.25% | 13.13% | 0.94 | 8.65 | 2.08 | 1.57 | 0.78 | -17074.00% | -69.00% | 3131.00% | 4.58% | 0.68 | 25.10% | 0.00% | 0.00% | 5.42% | 24.57 | 22.83 | 4.89 | 4.42 |
| INCY | Incyte Corporation | $101.27 | 20.15B | +47% | +302% | -42% | +85% | 15.18 | 3.78 | 3.80 | 9.10 | 0.36 | 3.97 | 91.47% | 26.12% | 25.03% | 29.87% | 69.44% | 20.75% | 0.01 | 553.03 | 3.32 | 3.04 | -1.72 | 417333.00% | 2122.00% | 44387.00% | 6.94% | 0.93 | 90.63% | 0.00% | 0.00% | 7.19% | 11.93 | 11.82 | 3.12 | 8.52 |
| LH | Labcorp Holdings Inc. | $289.12 | 23.97B | -28% | -60% | -89% | -45% | 27.16 | 2.77 | 1.71 | 15.16 | 148.18 | -13.50 | 26.75% | 10.87% | 6.28% | 10.53% | 8.26% | 4.77% | 0.84 | 6.77 | 1.42 | 0.99 | 3.31 | 1833.00% | 725.00% | 1005.00% | 5.06% | 0.58 | 8.29% | 1.01% | 27.40% | 2.90% | 20.12 | 25.30 | 2.19 | 3.23 |
| MEDP | Medpace Holdings, Inc. | $451.76 | 12.82B | -29% | +273% | -84% | -6% | 29.25 | 28.75 | 5.22 | 22.70 | 139.42 | -55.74 | 30.06% | 21.14% | 17.83% | 70.23% | 171.74% | 22.13% | 0.55 | — | 0.74 | 0.67 | -0.43 | 2098.00% | 1997.00% | 1915.00% | 5.17% | 0.53 | 263.19% | 0.00% | 0.00% | 6.95% | 24.21 | 18.99 | 5.12 | 6.85 |
| THC | Tenet Healthcare Corporat… | $239.39 | 21.04B | -32% | -53% | -100% | -28% | 15.18 | 5.06 | 1.00 | 7.36 | — | -2.57 | 41.41% | 16.46% | 6.60% | 33.54% | 19.78% | 4.80% | 3.12 | — | 1.76 | 1.22 | 2.39 | -5263.00% | 312.00% | 12670.00% | 11.85% | 0.79 | 16.87% | 0.00% | 0.00% | 11.50% | 9.02 | 12.51 | 1.48 | 2.07 |
| UTHR | United Therapeutics Corpo… | $503.90 | 22.79B | -28% | -44% | -38% | +9% | 17.05 | 3.21 | 7.15 | 11.66 | 130.50 | 3.26 | 87.92% | 46.89% | 41.94% | 19.71% | 25.78% | 17.51% | 0.00 | 76.54 | 6.60 | 3.40 | -0.86 | 1307.00% | 1061.00% | -369.00% | 4.57% | 2.78 | 23.09% | 0.00% | 0.00% | 5.10% | 14.21 | 20.38 | 6.66 | 20.45 |
| WAT | Waters Corporation | $319.38 | 19.01B | -23% | -58% | -77% | -50% | 28.45 | 7.14 | 5.78 | 18.88 | 6094.04 | 27.58 | 57.77% | 28.22% | 20.30% | 29.28% | 23.09% | 13.34% | 0.55 | 17.59 | — | — | 0.81 | 47.00% | 699.00% | -1288.00% | 2.95% | — | 16.39% | 0.00% | 0.00% | 3.13% | 21.39 | 35.39 | 6.04 | 6.02 |
| WST | West Pharmaceutical Servi… | $254.34 | 18.32B | -20% | -57% | -75% | -62% | 36.79 | 5.72 | 5.91 | 24.59 | 2237.77 | 5.94 | 35.89% | 20.09% | 16.06% | 16.85% | 18.68% | 12.48% | 0.13 | 1029.00 | 3.02 | 2.09 | -0.52 | 164.00% | 626.00% | 6965.00% | 2.58% | 1.15 | 17.68% | 0.34% | 12.40% | 2.15% | 28.82 | 37.94 | 5.79 | 12.97 |
| ZBH | Zimmer Biomet Holdings, I… | $98.44 | 19.51B | +4% | -60% | -82% | -46% | 27.93 | 1.55 | 2.39 | 12.01 | — | -10.06 | 61.62% | 16.55% | 8.57% | 5.60% | 6.12% | 3.17% | 0.59 | 4.65 | 1.98 | 0.89 | 3.12 | -1986.00% | 720.00% | 2887.00% | 7.47% | 0.66 | 7.80% | 0.97% | 27.00% | 3.44% | 19.55 | 18.08 | 3.23 | 1.82 |
About Quest Diagnostics Incorporated
Quest Diagnostics Incorporated provides diagnostic testing, information, and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine testing, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to patients, clinicians, hospitals, independent delivery networks, health plans, employers, direct contract entities, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile paramedics, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians robust information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.
- CEO
- James E. Davis
- Employees
- 55K
- Beta
- 0.68
Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as ($87.99 ÷ $192.67) − 1 = -54.33% (DCF, example).