What Is DGX Fair Value?
Quest Diagnostics (DGX) fair value estimate using multiple valuation models, updated daily.
As of July 16, 2026, Quest Diagnostics (DGX) has a composite fair value estimate of $175.49 based on four valuation models: DCF (35% weight), Graham Number (25% weight), PEG (25% weight), and DDM (15% weight). The current market price is $201.77, suggesting the stock is fair value by 13.0%.
Data as of July 16, 2026 (today)
Composite Fair Value
Fair Value4 of 4 models$175.49
vs. current price of $201.77(-13.0%)
How Is DGX Fair Value Calculated?
Four independent models estimate what DGX is worth. Each uses different inputs and assumptions. The composite blends them by weight.
DGX Intrinsic Value
Forward-looking models based on future cash flows
DCF (Discounted Cash Flow)
35% weightEstimates how much cash the company will generate over the next 10 years, then calculates what all that future cash is worth in today's dollars. Includes a 15% safety cushion. Try the standalone DCF calculator →
$243.17
+20.5%Undervalued
Inputs used
DDM (Dividend Discount Model)
15% weightIf a company pays you dividends, this model asks: how much are all those future dividend payments worth today? Only works for stocks that pay dividends. Try the intrinsic value calculator →
$111.63
-44.7%Overvalued
Inputs used
DGX Fair Value
Current fundamentals: earnings, assets, and growth rate
Graham Number (Value Investing)
25% weightCreated by legendary investor Benjamin Graham. It looks at two things: how much the company earns (EPS) and what its assets are worth (Book Value), then calculates the maximum price a careful investor should pay. Try the fair value calculator →
$126.80
-37.2%Overvalued
Inputs used
PEG (Price/Earnings to Growth)
25% weightChecks if you're paying a fair price for the company's growth. A fast-growing company deserves a higher price than a slow one. This model finds the right price based on how fast earnings are growing.
$107.68
-46.6%Overvalued
Inputs used
What If You Change the Assumptions?
Drag the sliders to test different scenarios. Tap the ? buttons to learn what each input means.
Your DCF Fair Value
Current price $201.77 is 20.5% below this estimate
View 10-year cash flow projections
| Year | Projected FCF (Free Cash Flow) | Present Value |
|---|---|---|
| Year 1 | $1.03B | $965.9M |
| Year 2 | $1.12B | $984.2M |
| Year 3 | $1.22B | $1.00B |
| Year 4 | $1.33B | $1.02B |
| Year 5 | $1.45B | $1.04B |
| Year 6 | $1.58B | $1.06B |
| Year 7 | $1.72B | $1.08B |
| Year 8 | $1.87B | $1.10B |
| Year 9 | $2.03B | $1.12B |
| Year 10 | $2.21B | $1.14B |
| Terminal Value | $52.52B | $27.16B |
What Are DGX's Key Financial Metrics?
Earnings & Growth
Current Price
$201.77
EPS (TTM)
$8.86
Forward P/E
17.3
Profit Margin
9.1%
Cash & Balance Sheet
Free Cash Flow
947.9M
EBITDA
2.2B
Book Value
$66.36
Total Debt
6.4B
What Do Analysts Say About DGX?
Low
$184.00
Average
$223.94
High
$245.00
Upside
+11.0%
DGX Fair Value FAQ
What is the fair value of DGX?
Based on our composite model (DCF 35%, Graham 25%, PEG 25%, DDM 15%), DGX's estimated fair value is $175.49. The stock is currently trading at $201.77, which makes it fair value by our analysis.
How is DGX's fair value calculated?
We use four valuation methods: Discounted Cash Flow (DCF), Graham Number, PEG-based Fair Value, and Dividend Discount Model (for dividend-paying stocks). The composite score weights DCF at 35%, Graham and PEG at 25% each, and DDM at 15%. When a model can't be applied, its weight is redistributed proportionally.
Is DGX overvalued or undervalued?
Based on our analysis, DGX is fair value. The current price of $201.77 is 13.0% above our estimated fair value of $175.49.
What do Wall Street analysts say about DGX?
16 analysts cover Quest Diagnostics with a consensus rating of "Buy." The average price target is $223.94, ranging from $184.00 to $245.00. This implies 11.0% upside from the current price.