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Quest Diagnostics Incorporated DGX

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255.68 USD +8.62 (+3.49%)

At closeNov 4, 2026, 4:00 PM EST

255.68 0.00 0.00%

After hours · Nov 4, 4:00 PM ET

247.60 Day range 255.78
171.18 52-week range 256.99
YTD
+47.34%
1 year
+43.62%

Financial health

Altman Z-Score

3.81 Safe zone

Bankruptcy-risk model: below 1.81 distress, above 2.99 safe.

Piotroski F-Score

7 / 9 Strong

Nine pass/fail tests of profitability, leverage and efficiency.

FMP rating

B3 / 5 overall

  • DCF 3
  • Return on Equity 4
  • Return on Assets 4
  • Debt / Equity 1
  • P/E 2
  • P/B 2

Valuation

P/E 19.6×
FY 2016: 20.1×FY 2017: 17.5×FY 2018: 15.4×FY 2019: 16.7×FY 2020: 11.2×FY 2021: 10.9×FY 2022: 19.3×FY 2023: 18.2×FY 2024: 19.3×FY 2025: 19.6×
FY 2016 5y median 19.3× FY 2025
P/S 1.7×
FY 2016: 1.7×FY 2017: 1.8×FY 2018: 1.5×FY 2019: 1.9×FY 2020: 1.7×FY 2021: 2.0×FY 2022: 1.8×FY 2023: 1.7×FY 2024: 1.7×FY 2025: 1.7×
FY 2016 5y median 1.7× FY 2025
P/B 2.7×
FY 2016: 2.8×FY 2017: 2.7×FY 2018: 2.2×FY 2019: 2.5×FY 2020: 2.4×FY 2021: 3.4×FY 2022: 3.1×FY 2023: 2.4×FY 2024: 2.5×FY 2025: 2.7×
FY 2016 5y median 2.7× FY 2025
P/FCF 14.2×
FY 2016: 16.6×FY 2017: 14.6×FY 2018: 13.9×FY 2019: 17.0×FY 2020: 10.1×FY 2021: 11.8×FY 2022: 13.8×FY 2023: 17.9×FY 2024: 18.4×FY 2025: 14.2×
FY 2016 5y median 14.2× FY 2025
EV/EBITDA 11.7×
FY 2016: 11.0×FY 2017: 11.8×FY 2018: 10.8×FY 2019: 11.7×FY 2020: 8.1×FY 2021: 8.1×FY 2022: 12.4×FY 2023: 11.7×FY 2024: 12.3×FY 2025: 11.7×
FY 2016 5y median 11.7× FY 2025
EV/Sales 2.3×
FY 2016: 2.2×FY 2017: 2.2×FY 2018: 2.0×FY 2019: 2.4×FY 2020: 2.1×FY 2021: 2.4×FY 2022: 2.3×FY 2023: 2.2×FY 2024: 2.4×FY 2025: 2.3×
FY 2016 5y median 2.3× FY 2025
FCF Yield 7.1%
FY 2016: 6.0%FY 2017: 6.8%FY 2018: 7.2%FY 2019: 5.9%FY 2020: 9.9%FY 2021: 8.5%FY 2022: 7.2%FY 2023: 5.6%FY 2024: 5.4%FY 2025: 7.1%
FY 2016 5y median 7.1% FY 2025

Profitability

Gross Margin 31.9%
FY 2016: 38.6%FY 2017: 38.8%FY 2018: 34.6%FY 2019: 34.8%FY 2020: 38.5%FY 2021: 39.0%FY 2022: 34.7%FY 2023: 33.2%FY 2024: 32.9%FY 2025: 31.9%
FY 2016 5y median 33.2% FY 2025
Operating Margin 14.5%
FY 2016: 17.0%FY 2017: 15.1%FY 2018: 14.6%FY 2019: 15.9%FY 2020: 20.9%FY 2021: 22.1%FY 2022: 14.4%FY 2023: 13.6%FY 2024: 13.6%FY 2025: 14.5%
FY 2016 5y median 14.4% FY 2025
Net Margin 9.0%
FY 2016: 8.6%FY 2017: 10.0%FY 2018: 9.8%FY 2019: 11.1%FY 2020: 15.2%FY 2021: 18.5%FY 2022: 9.6%FY 2023: 9.2%FY 2024: 8.8%FY 2025: 9.0%
FY 2016 5y median 9.2% FY 2025
ROE 13.8%
FY 2016: 13.9%FY 2017: 15.7%FY 2018: 14.1%FY 2019: 15.2%FY 2020: 21.2%FY 2021: 31.0%FY 2022: 16.1%FY 2023: 13.5%FY 2024: 12.9%FY 2025: 13.8%
FY 2016 5y median 13.8% FY 2025
ROIC 8.4%
FY 2016: 8.5%FY 2017: 9.3%FY 2018: 8.8%FY 2019: 8.1%FY 2020: 12.0%FY 2021: 15.3%FY 2022: 9.8%FY 2023: 7.7%FY 2024: 7.0%FY 2025: 8.4%
FY 2016 5y median 8.4% FY 2025
ROA 6.1%
FY 2016: 6.4%FY 2017: 7.4%FY 2018: 6.7%FY 2019: 6.7%FY 2020: 10.2%FY 2021: 14.7%FY 2022: 7.4%FY 2023: 6.1%FY 2024: 5.4%FY 2025: 6.1%
FY 2016 5y median 6.1% FY 2025

Growth (YoY)

Revenue 11.8%
FY 2016: 0.3%FY 2017: 2.6%FY 2018: -2.3%FY 2019: 2.6%FY 2020: 22.1%FY 2021: 14.3%FY 2022: -8.4%FY 2023: -6.4%FY 2024: 6.7%FY 2025: 11.8%
FY 2016 FY 2025
Operating Income 19.1%
FY 2016: -8.7%FY 2017: -8.8%FY 2018: -5.5%FY 2019: 11.8%FY 2020: 60.1%FY 2021: 20.8%FY 2022: -40.0%FY 2023: -11.6%FY 2024: 6.7%FY 2025: 19.1%
FY 2016 FY 2025
EPS (diluted) 13.8%
FY 2016: -7.4%FY 2017: 22.0%FY 2018: -3.8%FY 2019: 18.9%FY 2020: 67.2%FY 2021: 47.6%FY 2022: -48.6%FY 2023: -5.8%FY 2024: 2.3%FY 2025: 13.8%
FY 2016 FY 2025
Free Cash Flow 49.5%
FY 2016: 41.9%FY 2017: 18.9%FY 2018: -11.5%FY 2019: 3.2%FY 2020: 88.3%FY 2021: 15.3%FY 2022: -28.2%FY 2023: -34.2%FY 2024: 5.2%FY 2025: 49.5%
FY 2016 FY 2025

Financial Health

Current Ratio 1.0×
FY 2016: 1.6×FY 2017: 1.2×FY 2018: 0.9×FY 2019: 1.3×FY 2020: 1.7×FY 2021: 1.6×FY 2022: 1.2×FY 2023: 1.3×FY 2024: 1.1×FY 2025: 1.0×
FY 2016 5y median 1.2× FY 2025
Quick Ratio 1.0×
FY 2016: 1.5×FY 2017: 1.1×FY 2018: 0.9×FY 2019: 1.2×FY 2020: 1.6×FY 2021: 1.4×FY 2022: 1.1×FY 2023: 1.2×FY 2024: 1.0×FY 2025: 1.0×
FY 2016 5y median 1.1× FY 2025
Debt / Equity 1.0×
FY 2016: 0.8×FY 2017: 0.8×FY 2018: 0.8×FY 2019: 1.0×FY 2020: 0.7×FY 2021: 0.7×FY 2022: 0.8×FY 2023: 0.9×FY 2024: 1.0×FY 2025: 1.0×
FY 2016 5y median 0.9× FY 2025
Net Debt / EBITDA 3.0×
FY 2016: 2.3×FY 2017: 2.6×FY 2018: 2.7×FY 2019: 2.7×FY 2020: 1.5×FY 2021: 1.2×FY 2022: 2.4×FY 2023: 2.8×FY 2024: 3.5×FY 2025: 3.0×
FY 2016 5y median 2.8× FY 2025
Interest Coverage 5.8×
FY 2016: 8.9×FY 2017: 7.6×FY 2018: 6.5×FY 2019: 6.8×FY 2020: 11.9×FY 2021: 15.7×FY 2022: 9.6×FY 2023: 7.7×FY 2024: 6.0×FY 2025: 5.8×
FY 2016 5y median 7.7× FY 2025

Dividends

Dividend Yield 1.8%
FY 2016: 1.7%FY 2017: 1.8%FY 2018: 2.3%FY 2019: 2.0%FY 2020: 1.9%FY 2021: 1.4%FY 2022: 1.7%FY 2023: 2.0%FY 2024: 2.0%FY 2025: 1.8%
FY 2016 5y median 1.8% FY 2025
Payout Ratio 35.6%
FY 2016: 34.6%FY 2017: 32.0%FY 2018: 36.1%FY 2019: 33.3%FY 2020: 20.8%FY 2021: 15.5%FY 2022: 32.2%FY 2023: 36.8%FY 2024: 38.0%FY 2025: 35.6%
FY 2016 5y median 35.6% FY 2025

Annual · latest fiscal year ends 2025-12-31