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Quest Diagnostics (DGX)


Market Price (10/14/2025): $182.82 | Market Cap: $20.5 Bil
Sector: Health Care | Industry: Health Care Services

Quest Diagnostics (DGX)


Market Price (10/14/2025): $182.82
Market Cap: $20.5 Bil
Sector: Health Care
Industry: Health Care Services

Investment Highlights

0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 6.3%, FCF Yield is 6.0%
Trading close to highs
Dist 52W High is -3.7%, Dist 3Y High is -3.7%
Weak revenue growth
Rev Chg 3Y AvgRevenue Change % averaged over trailing 3 years is 0.2%
1 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 16%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 12%
Weak multi-year price returns
2Y Excs Rtn is -1.1%, 3Y Excs Rtn is -24%
 
2 Low stock price volatility
Vol 12M is 23%
  
0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 6.3%, FCF Yield is 6.0%
1 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 16%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 12%
2 Low stock price volatility
Vol 12M is 23%
3 Trading close to highs
Dist 52W High is -3.7%, Dist 3Y High is -3.7%
4 Weak multi-year price returns
2Y Excs Rtn is -1.1%, 3Y Excs Rtn is -24%
5 Weak revenue growth
Rev Chg 3Y AvgRevenue Change % averaged over trailing 3 years is 0.2%

Market Valuation & Key Metrics

DGX Stock


Price Returns Compared

 202020212022202320242025Total [1]
Returns
DGX Return14%48%-8%-10%12%23%94%
Peers Return38%16%-30%24%21%-6%58%
S&P 500 Return16%27%-19%24%23%13%103%

Monthly Win Rates [3]
DGX Win Rate58%75%50%42%58%67% 
Peers Win Rate60%58%38%50%55%47% 
S&P 500 Win Rate58%75%42%67%75%67% 

Max Drawdowns [4]
DGX Max Drawdown-31%-3%-29%-22%-10%0% 
Peers Max Drawdown-37%-15%-44%-8%-7%-27% 
S&P 500 Max Drawdown-31%-1%-25%-1%-2%-15% 


[1] Cumulative total returns since the beginning of 2020
[2] Peers: HCA, LH, DVA, SEM, NEO. See DGX Returns vs. Peers.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2025 data is for the year up to 10/13/2025 (YTD)

Downturns Compared

Unique KeyEventDGXS&P 500
2022 Inflation Shock2022 Inflation Shock  
2022 Inflation Shock% Loss% Loss-29.6%-25.4%
2022 Inflation Shock% Gain to Breakeven% Gain to Breakeven42.1%34.1%
2022 Inflation ShockTime to BreakevenTime to Breakeven887 days464 days
2020 Covid Pandemic2020 Covid Pandemic  
2020 Covid Pandemic% Loss% Loss-36.6%-33.9%
2020 Covid Pandemic% Gain to Breakeven% Gain to Breakeven57.7%51.3%
2020 Covid PandemicTime to BreakevenTime to Breakeven24 days148 days
2018 Correction2018 Correction  
2018 Correction% Loss% Loss-30.6%-19.8%
2018 Correction% Gain to Breakeven% Gain to Breakeven44.2%24.7%
2018 CorrectionTime to BreakevenTime to Breakeven436 days120 days
2008 Global Financial Crisis2008 Global Financial Crisis  
2008 Global Financial Crisis% Loss% Loss-31.0%-56.8%
2008 Global Financial Crisis% Gain to Breakeven% Gain to Breakeven44.8%131.3%
2008 Global Financial CrisisTime to BreakevenTime to Breakeven388 days1480 days


How Low Can It Go?

Quest Diagnostics's stock fell -29.6% during the 2022 Inflation Shock from a high on 12/31/2021. A -29.6% loss requires a 42.1% gain to breakeven.

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About Quest Diagnostics (DGX)

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.

Better Bets than Quest Diagnostics (DGX)

Latest Trefis Analyses

Trade Ideas

Select past trade ideas related to DGX and Health Care Services.

Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
ADMA_9302025_Dip_Buyer_ValueBuy09302025ADMAADMA BiologicsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-0.8%-0.8%-4.6%
REGN_9302025_Dip_Buyer_ValueBuy09302025REGNRegeneron PharmaceuticalsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
0.4%0.4%0.0%
HAE_9262025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG09262025HAEHaemoneticsDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
1.4%1.4%-0.1%
WAT_9192025_Monopoly_xInd_xCD_Getting_Cheaper09192025WATWatersMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
10.0%10.0%-4.3%
ISRG_9052025_Monopoly_xInd_xCD_Getting_Cheaper09052025ISRGIntuitive SurgicalMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
-8.0%-8.0%-8.0%
DGX_3312020_Dip_Buyer_ValueBuy03312020DGXQuest DiagnosticsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
43.3%63.4%-8.7%
Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
ADMA_9302025_Dip_Buyer_ValueBuy09302025ADMAADMA BiologicsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-0.8%-0.8%-4.6%
REGN_9302025_Dip_Buyer_ValueBuy09302025REGNRegeneron PharmaceuticalsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
0.4%0.4%0.0%
HAE_9262025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG09262025HAEHaemoneticsDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
1.4%1.4%-0.1%
WAT_9192025_Monopoly_xInd_xCD_Getting_Cheaper09192025WATWatersMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
10.0%10.0%-4.3%
ISRG_9052025_Monopoly_xInd_xCD_Getting_Cheaper09052025ISRGIntuitive SurgicalMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
-8.0%-8.0%-8.0%
DGX_3312020_Dip_Buyer_ValueBuy03312020DGXQuest DiagnosticsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
43.3%63.4%-8.7%

See Trefis Trade Ideas for more.

Recent Active Movers

Recent Active Movers

More From Trefis

Peer Comparisons for Quest Diagnostics

Financials

DGXHCALHDVASEMNEOMedian
NameQuest Di.HCA Heal.Labcorp DaVita Select M.NeoGenom. 
Mkt Price182.78410.68276.64123.9113.199.34153.34
Mkt Cap20.598.223.19.41.61.214.9
Rev LTM10,52272,69813,48413,1614,33168911,842
Op Inc LTM1,47511,0781,2341,976116-921,354
FCF LTM1,2247,2921,2621,288182-191,243
FCF 3Y Avg9925,7041,0841,305216-381,038
CFO LTM1,67811,9351,6941,862413141,686
CFO 3Y Avg1,43310,4511,5271,880438-71,480

Growth & Margins

DGXHCALHDVASEMNEOMedian
NameQuest Di.HCA Heal.Labcorp DaVita Select M.NeoGenom. 
Rev Chg LTM12.6%6.4%8.0%5.1%5.9%9.7%7.2%
Rev Chg 3Y Avg0.2%6.6%4.2%4.2%-10.8%12.1%4.2%
Rev Chg Q15.2%6.4%9.5%6.1%4.5%10.2%7.9%
QoQ Delta Rev Chg LTM3.6%1.6%2.3%1.5%1.4%2.5%1.9%
Op Mgn LTM14.0%15.2%9.2%15.0%2.7%-13.4%11.6%
Op Mgn 3Y Avg13.3%15.0%9.7%13.5%3.7%-16.3%11.5%
QoQ Delta Op Mgn LTM0.3%0.1%0.5%0.0%0.3%-0.7%0.2%
CFO/Rev LTM15.9%16.4%12.6%14.1%9.5%2.0%13.4%
CFO/Rev 3Y Avg14.6%15.4%12.1%15.1%10.1%-1.4%13.3%
FCF/Rev LTM11.6%10.0%9.4%9.8%4.2%-2.8%9.6%
FCF/Rev 3Y Avg10.1%8.4%8.6%10.5%5.0%-6.4%8.5%

Valuation

DGXHCALHDVASEMNEOMedian
NameQuest Di.HCA Heal.Labcorp DaVita Select M.NeoGenom. 
Mkt Cap20.598.223.19.41.61.214.9
P/S1.91.41.70.70.41.71.5
P/EBIT13.49.019.24.710.2-12.09.6
P/E21.516.530.211.311.9-11.514.2
P/CFO12.28.213.65.13.985.110.2
Total Yield6.3%6.8%4.4%8.9%11.4%-8.7%6.5%
Dividend Yield1.7%0.7%1.0%0.0%3.0%0.0%0.9%
FCF Yield 3Y Avg5.8%6.6%5.4%12.4%7.0%-2.3%6.2%
D/E0.30.50.31.41.80.30.4
Net D/E0.30.50.31.31.70.20.4

Returns

DGXHCALHDVASEMNEOMedian
NameQuest Di.HCA Heal.Labcorp DaVita Select M.NeoGenom. 
1M Rtn0.4%1.4%-0.5%-7.0%5.4%17.3%0.9%
3M Rtn9.0%8.1%11.0%-13.6%-11.2%30.1%8.6%
6M Rtn9.8%21.0%22.0%-17.9%-20.0%-3.9%2.9%
12M Rtn25.3%4.9%29.3%-23.0%-27.6%-31.0%-9.0%
3Y Rtn54.0%109.0%35.0%38.6%15.3%32.5%36.8%
1M Excs Rtn-0.7%0.3%-1.5%-8.0%4.4%16.3%-0.2%
3M Excs Rtn3.7%4.1%6.3%-18.4%-15.8%28.8%3.9%
6M Excs Rtn-11.6%-0.4%1.5%-44.4%-43.1%-23.9%-17.7%
12M Excs Rtn10.1%-7.7%14.9%-37.1%-42.5%-43.0%-22.4%
3Y Excs Rtn-23.7%31.3%-43.7%-38.4%-70.8%-74.5%-41.1%

Financials

Segment Financials

Revenue by Segment

$ Mil20242023202220212020
Diagnostic Information Services (DIS) Business8,9769,60910,4949,1397,405
Diagnostic Solutions (DS) group276274   
All other operating segments  294298321
Total9,2529,88310,7889,4377,726


Operating Income by Segment
$ Mil20242023202220212020
Diagnostic Information Services (DIS) Business1,5471,7042,6462,2011,298
Diagnostic Solutions (DS) group3420   
General corporate activities-319-296-294-269-109
All other operating segments  293942
Total1,2621,4282,3811,9711,231


Price Behavior

Short Interest

Short Interest: As Of Date9302025
Short Interest: Shares Quantity4,328,978
Short Interest: % Change Since 9152025-2.1%
Average Daily Volume757,427
Days-to-Cover Short Interest5.72
Basic Shares Quantity112,000,000
Short % of Basic Shares3.9%

Earnings Returns History

Expand for More

 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/22/20257.1%0.8%9.8%
4/22/20256.8%9.2%10.1%
1/30/20255.6%6.1%11.2%
10/22/20246.9%5.8%9.4%
7/23/2024-4.3%-3.5%2.4%
4/23/20245.1%7.2%10.2%
2/1/2024-1.0%-0.8%-2.9%
10/24/20231.8%6.6%10.6%
...
SUMMARY STATS   
# Positive141316
# Negative10118
Median Positive4.0%6.1%9.6%
Median Negative-3.0%-2.0%-6.2%
Max Positive7.1%18.5%20.6%
Max Negative-6.8%-11.6%-14.9%

SEC Filings

Expand for More

Report DateFiling DateFiling
6302025723202510-Q 6/30/2025
3312025423202510-Q 3/31/2025
12312024220202510-K 12/31/2024
93020241023202410-Q 9/30/2024
6302024724202410-Q 6/30/2024
3312024424202410-Q 3/31/2024
12312023222202410-K 12/31/2023
93020231025202310-Q 9/30/2023
6302023727202310-Q 6/30/2023
3312023428202310-Q 3/31/2023
12312022221202310-K 12/31/2022
93020221021202210-Q 9/30/2022
6302022722202210-Q 6/30/2022
3312022422202210-Q 3/31/2022
12312021228202210-K 12/31/2021
93020211022202110-Q 9/30/2021

Insider Activity

Expand for More

 OwnerTitleFiling DateActionPriceSharesTransacted
Value
Value of
Held Shares
Form
0Plewman PatrickSVP for Diagnostic Services8252025Sell185.001,975365,3752,824,765Form
1Plewman PatrickSVP for Diagnostic Services8192025Sell180.001,975355,5003,103,920Form
2DELANEY MARK ESVP & Chief Commercial Officer5142025Sell175.72874153,5791,471,128Form
3Davis J. E.CEO and President4042025Sell168.032,366397,55327,631,786Form
4KUPPUSAMY KARTHIKSVP, Clinical Solutions4042025Sell170.002,555434,3501,797,750Form