Quest Diagnostics (MEX:DGX) Valuation Rank

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MEX:DGX Quest Diagnostics Inc MEX:DGX
71 GF Score
Price MXN3,624.00
GF Value MXN3,288.23
Valuation Fairly Valued
! 8 Warning Signs
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What is Quest Diagnostics Valuation Rank?

The Valuation Rank measures the current valuation of a business relative to other companies in the same industry and its own historical valuation. The companies are split in equal numbers and then ranked from 1 to 10, with 10 as the most undervalued and 1 as the most overvalued.

  1. Three factors:
    • Absolute valuation (medpsvalue) relative to current stock price, rank among all companies
    • Historical valuation over the past 10 years. Rank pe, ps, pocf, ev2ebit over their own historical values
    • Industry relative valuation
  2. Companies without enough data is not ranked
  3. Companies with negative earnings are ranked lower

These three factors are used to calculate the value score for every eligible company, with values from 1 to 10. The final ranked companies are split in equal numbers and ranked from 1 to 10, with 10 as the most undervalued, and 1 as the most overvalued. The numbers of companies in each rank are the same.

Quest Diagnostics Valuation Rank Related Terms

MEX:DGX
71GF Score
Quest Diagnostics Inc MEX:DGX
Valuation Rank is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Quest Diagnostics (MEX:DGX) Overvalued in 2026?

Based on GuruFocus' analysis, Quest Diagnostics stock appears to be overvalued. The current stock price of MXN3,624.00 is trading 10.2% above its estimated GF Value™ of MXN3,288.23. GuruFocus considers Quest Diagnostics to be Fairly Valued.

Key valuation signals for MEX:DGX:

  • Valuation Rank:
  • GF Value™: MXN3,288.23 vs. price of MXN3,624.00 (10.2% above fair value)
  • GF Score™: 71/100 with 8 warning signs

No single metric tells the full story. See the MEX:DGX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Quest Diagnostics Business Description

Address 500 Plaza Drive, Secaucus, NJ, USA, 07094
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 97% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,400 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk-assessment services, and information technology solutions.
71GF Score

Get the complete analysis for MEX:DGX

Valuation Rank is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

MXN3,624.00
Price
MXN3,288.23
GF Value