DGX PEG Ratio Analysis
Higher than 60% of Healthcare sector peers
Updated 581h ago·SEC filings & market data
Key Takeaway
The PEG ratio divides a stock’s price-to-earnings (P/E) multiple by its expected earnings growth rate, so a value of 1.48x means you are paying 1.48 times the company’s annual growth rate—anything near 1x is typically seen as fairly valued.
Sector Performance
60th percentileDGX
1.48x
Sector Median
1.07x
Sector Avg
1.77x
Prior Period
1.43x(Jul 2026)
Deep Analysis
The PEG ratio divides a stock’s price-to-earnings (P/E) multiple by its expected earnings growth rate, so a value of 1.48x means you are paying 1.48 times the company’s annual growth rate—anything near 1x is typically seen as fairly valued.
This sits well above the healthcare sector median of 0.66x, placing Quest Diagnostics in the
Frequently Asked Questions
What does the PEG Ratio tell investors about DGX?
The PEG ratio adjusts P/E for expected growth. A PEG below 1.0 may signal undervaluation; above 2.0 may suggest the growth story is priced in.
How is the PEG Ratio calculated?
PEG Ratio is calculated as: P/E Ratio / EPS Growth Rate.
How does DGX's PEG Ratio compare to its sector?
DGX's PEG Ratio of 1.48x compares to a Healthcare sector median of 1.07x, placing it in the 60th percentile.
Who are DGX's closest peers by PEG Ratio?
The closest Healthcare peers by PEG Ratio include: RHHBY (0.77x), ALGN (1.38x), ZBH (0.70x), TECH (0.62x), LLY (1.65x).
Learn More About PEG Ratio
The Formula
P/E Ratio / EPS Growth Rate
Why It Matters
The PEG ratio adjusts P/E for expected growth. A PEG below 1.0 may signal undervaluation; above 2.0 may suggest the growth story is priced in.
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1.48x
Sector Median
1.07x
Sector Avg
1.77x
How DGX's PEG Ratio compares to sector peers.
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Not financial advice. Research tool only. Data may be delayed.