182.56
price up icon0.55%   0.99
 
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Quest Diagnostics Inc stock is traded at $182.56, with a volume of 1.14M. It is up +0.55% in the last 24 hours and down -2.30% over the past month. Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 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.
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Previous Close:
$181.57
Open:
$182.16
24h Volume:
1.14M
Relative Volume:
1.10
Market Cap:
$20.31B
Revenue:
$10.52B
Net Income/Loss:
$999.00M
P/E Ratio:
21.83
EPS:
8.3628
Net Cash Flow:
$1.22B
1W Performance:
+0.03%
1M Performance:
-2.30%
6M Performance:
+1.97%
1Y Performance:
+16.97%
1-Day Range:
Value
$181.23
$183.01
1-Week Range:
Value
$178.61
$183.50
52-Week Range:
Value
$148.70
$197.55

Quest Diagnostics Inc Stock (DGX) Company Profile

Name
Name
Quest Diagnostics Inc
Name
Phone
(973) 520-2700
Name
Address
500 PLAZA DRIVE, SECAUCUS
Name
Employee
56,000
Name
Twitter
@QuestDX
Name
Next Earnings Date
2025-10-21
Name
Latest SEC Filings
Name
DGX's Discussions on Twitter

Compare DGX with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Diagnostics & Research icon
DGX
Quest Diagnostics Inc
182.56 20.20B 10.52B 999.00M 1.22B 8.3628
Diagnostics & Research icon
TMO
Thermo Fisher Scientific Inc
572.28 217.50B 43.74B 6.58B 6.11B 17.31
Diagnostics & Research icon
DHR
Danaher Corp
226.33 164.13B 24.27B 3.50B 5.02B 4.8589
Diagnostics & Research icon
IDXX
Idexx Laboratories Inc
704.20 56.49B 4.17B 1.03B 940.22M 12.61
Diagnostics & Research icon
A
Agilent Technologies Inc
139.68 40.44B 6.95B 1.30B 1.15B 4.5714
Diagnostics & Research icon
IQV
Iqvia Holdings Inc
222.26 38.48B 15.90B 1.28B 2.21B 7.2842

Quest Diagnostics Inc Stock (DGX) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-25-25 Downgrade Robert W. Baird Outperform → Neutral
Apr-02-25 Initiated Redburn Atlantic Buy
Mar-04-25 Downgrade Citigroup Buy → Neutral
Jan-06-25 Upgrade Leerink Partners Market Perform → Outperform
Dec-17-24 Upgrade Morgan Stanley Equal-Weight → Overweight
Dec-10-24 Resumed Jefferies Buy
Oct-23-24 Upgrade Robert W. Baird Neutral → Outperform
Aug-28-24 Resumed Evercore ISI In-line
Jul-10-24 Upgrade Citigroup Neutral → Buy
Feb-26-24 Initiated Leerink Partners Market Perform
Feb-07-24 Upgrade Jefferies Hold → Buy
Jan-03-24 Initiated Barclays Equal Weight
Dec-12-23 Upgrade BofA Securities Neutral → Buy
Jun-29-23 Initiated Piper Sandler Neutral
May-02-23 Downgrade BofA Securities Buy → Neutral
Apr-03-23 Upgrade Citigroup Sell → Neutral
Jan-23-23 Initiated Evercore ISI In-line
Nov-17-22 Downgrade Citigroup Neutral → Sell
Aug-22-22 Resumed Morgan Stanley Equal-Weight
Apr-04-22 Downgrade Citigroup Buy → Neutral
Feb-23-22 Downgrade UBS Buy → Neutral
Feb-02-22 Downgrade Jefferies Buy → Hold
Jan-28-22 Downgrade Deutsche Bank Buy → Hold
May-04-21 Upgrade UBS Neutral → Buy
Mar-12-21 Downgrade Robert W. Baird Outperform → Neutral
Oct-21-20 Upgrade Argus Hold → Buy
Jul-29-20 Upgrade KeyBanc Capital Markets Sector Weight → Overweight
Jul-14-20 Upgrade BofA Securities Neutral → Buy
Jun-09-20 Upgrade Wells Fargo Underweight → Equal Weight
Jun-02-20 Upgrade Deutsche Bank Hold → Buy
Apr-28-20 Upgrade Morgan Stanley Equal-Weight → Overweight
Apr-27-20 Upgrade Citigroup Neutral → Buy
Apr-27-20 Upgrade Wolfe Research Underperform → Peer Perform
Mar-27-20 Downgrade Morgan Stanley Overweight → Equal-Weight
Jan-08-20 Initiated Wells Fargo Underweight
Jan-07-20 Downgrade Barclays Overweight → Equal Weight
Dec-19-19 Upgrade BofA/Merrill Underperform → Neutral
Jul-15-19 Downgrade Goldman Neutral → Sell
Apr-02-19 Upgrade Jefferies Hold → Buy
Mar-18-19 Resumed Credit Suisse Neutral
Jan-31-19 Downgrade Argus Buy → Hold
Jan-17-19 Initiated UBS Neutral
Jan-03-19 Downgrade BofA/Merrill Neutral → Underperform
Dec-03-18 Downgrade BofA/Merrill Buy → Neutral
Nov-30-18 Downgrade Goldman Buy → Neutral
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Quest Diagnostics Inc Stock (DGX) Latest News

pulisher
Dec 12, 2025

Bayesian Capital Management LP Takes Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 12, 2025
pulisher
Dec 11, 2025

Looking Into Quest Diagnostics Inc's Recent Short Interest - Sahm

Dec 11, 2025
pulisher
Dec 09, 2025

California Public Employees Retirement System Reduces Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 09, 2025
pulisher
Dec 08, 2025

Marshall Wace LLP Reduces Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 08, 2025
pulisher
Dec 08, 2025

First Trust Advisors LP Sells 114,868 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 08, 2025
pulisher
Dec 07, 2025

Invesco Ltd. Raises Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 07, 2025
pulisher
Dec 05, 2025

New York State Common Retirement Fund Sells 7,619 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 05, 2025
pulisher
Dec 05, 2025

Can Quest Diagnostics Incorporated (QDI) stock hold up in economic slowdownTrade Exit Report & Safe Entry Zone Identification - Newser

Dec 05, 2025
pulisher
Dec 03, 2025

Will Quest Diagnostics Incorporated stock outperform benchmarksJuly 2025 Trends & Real-Time Chart Breakout Alerts - Newser

Dec 03, 2025
pulisher
Dec 03, 2025

1,325,624 Shares in Quest Diagnostics Incorporated $DGX Purchased by Norges Bank - MarketBeat

Dec 03, 2025
pulisher
Dec 03, 2025

Korea Investment CORP Purchases 12,300 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 03, 2025
pulisher
Dec 03, 2025

Published on: 2025-12-03 05:06:27 - Newser

Dec 03, 2025
pulisher
Dec 03, 2025

Blueshift Asset Management LLC Has $636,000 Stock Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 03, 2025
pulisher
Dec 03, 2025

Is Quest Diagnostics Incorporated (QDI) stock ideal for retirement investorsPortfolio Performance Report & Daily Volume Surge Signals - Newser

Dec 03, 2025
pulisher
Dec 03, 2025

Is Quest Diagnostics Incorporated stock nearing a technical breakoutExit Point & Expert Approved Momentum Ideas - Newser

Dec 03, 2025
pulisher
Dec 02, 2025

Mackenzie Financial Corp Has $28.11 Million Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 02, 2025
pulisher
Dec 02, 2025

Schroder Investment Management Group Buys 122,646 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 02, 2025
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Dec 02, 2025

Is Quest Diagnostics Incorporated stock cheap vs fundamentalsJuly 2025 Snapshot & AI Forecasted Stock Moves - Newser

Dec 02, 2025
pulisher
Dec 02, 2025

Why analysts maintain buy rating on Quest Diagnostics Incorporated stockBreakout Watch & Low Drawdown Momentum Ideas - Newser

Dec 02, 2025
pulisher
Dec 02, 2025

Russell Investments Group Ltd. Acquires 25,768 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 02, 2025
pulisher
Dec 02, 2025

Published on: 2025-12-02 04:36:26 - Newser

Dec 02, 2025
pulisher
Dec 02, 2025

How cyclical is Quest Diagnostics Incorporated stock compared to rivals2025 Analyst Calls & Real-Time Chart Breakout Alerts - Newser

Dec 02, 2025
pulisher
Dec 02, 2025

Distillate Capital Partners LLC Sells 4,577 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 02, 2025
pulisher
Dec 02, 2025

Hsbc Holdings PLC Reduces Stock Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 02, 2025
pulisher
Dec 01, 2025

Here's Why Quest Diagnostics (DGX) is a Strong Value Stock - sharewise.com

Dec 01, 2025
pulisher
Dec 01, 2025

Quest Diagnostics Inc. stock underperforms Monday when compared to competitors - MarketWatch

Dec 01, 2025
pulisher
Dec 01, 2025

Quest Diagnostics, Octave Collaborate to Expand Multiple Sclerosis Disease Activity Test Access - marketscreener.com

Dec 01, 2025
pulisher
Dec 01, 2025

Octave Bio lands massive deal with Quest Diagnostics that will expand reach of its multiple sclerosis tests - The Business Journals

Dec 01, 2025
pulisher
Dec 01, 2025

Octave Bioscience Forms Strategic Collaboration with Quest Diagnostics to Expand Patient Access to the Octave - Business Wire

Dec 01, 2025
pulisher
Dec 01, 2025

First National Advisers LLC Purchases Shares of 8,980 Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 01, 2025
pulisher
Dec 01, 2025

Quest Diagnostics Insider Sold Shares Worth $10,589,760, According to a Recent SEC Filing - marketscreener.com

Dec 01, 2025
pulisher
Dec 01, 2025

Quest Diagnostics (NYSE: DGX) to offer Octave MSDA MS blood test at 7,000 U.S. sites - Stock Titan

Dec 01, 2025
pulisher
Nov 30, 2025

Skandinaviska Enskilda Banken AB publ Raises Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

Nov 30, 2025
pulisher
Nov 29, 2025

J. Davis Sells 55,093 Shares of Quest Diagnostics (NYSE:DGX) Stock - MarketBeat

Nov 29, 2025
pulisher
Nov 29, 2025

Quest Diagnostics Incorporated $DGX Shares Sold by Grantham Mayo Van Otterloo & Co. LLC - MarketBeat

Nov 29, 2025
pulisher
Nov 29, 2025

Northwest & Ethical Investments L.P. Invests $1.10 Million in Quest Diagnostics Incorporated $DGX - MarketBeat

Nov 29, 2025
pulisher
Nov 29, 2025

Quest Diagnostics Incorporated $DGX Stock Holdings Lifted by Franklin Resources Inc. - MarketBeat

Nov 29, 2025
pulisher
Nov 29, 2025

Prudential Financial Inc. Grows Stock Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Nov 29, 2025
pulisher
Nov 29, 2025

Does Quest Diagnostics Offer Value After 8% Surge and New Partnerships in 2025? - Yahoo Finance

Nov 29, 2025
pulisher
Nov 29, 2025

Insider Sell: Vicky Gregg Sells Shares of Quest Diagnostics Inc (DGX) - GuruFocus

Nov 29, 2025
pulisher
Nov 28, 2025

Chmn Davis Sells 55,093 ($10.6M) Of Quest Diagnostics Inc [DGX] - TradingView

Nov 28, 2025
pulisher
Nov 28, 2025

Dir Gregg Sells 1,250 ($239.7K) Of Quest Diagnostics Inc [DGX] - TradingView

Nov 28, 2025
pulisher
Nov 28, 2025

Quest Diagnostics (DGX) CEO James E. Davis exercises options and sells common stock - Stock Titan

Nov 28, 2025
pulisher
Nov 28, 2025

[Form 4] QUEST DIAGNOSTICS INC Insider Trading Activity - Stock Titan

Nov 28, 2025
pulisher
Nov 28, 2025

Advisors Asset Management Inc. Reduces Stock Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Nov 28, 2025
pulisher
Nov 28, 2025

Quest Diagnostics Incorporated $DGX Shares Acquired by Charles Schwab Investment Management Inc. - MarketBeat

Nov 28, 2025
pulisher
Nov 27, 2025

Can Quest Diagnostics Incorporated stock deliver sustainable ROEQuarterly Profit Report & AI Driven Stock Price Forecasts - BỘ NỘI VỤ

Nov 27, 2025
pulisher
Nov 27, 2025

HOLX vs. DGX: Which Healthcare Diagnostics Stock Is the Better Bet? - Finviz

Nov 27, 2025
pulisher
Nov 27, 2025

Why Quest Diagnostics (DGX) is a Top Growth Stock for the Long-Term - sharewise.com

Nov 27, 2025
pulisher
Nov 26, 2025

Quest Diagnostics Inc. stock underperforms Wednesday when compared to competitors - MarketWatch

Nov 26, 2025
pulisher
Nov 26, 2025

Boston Partners Has $545.32 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Nov 26, 2025

Quest Diagnostics Inc Stock (DGX) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$134.87
price down icon 1.15%
diagnostics_research LH
$264.18
price down icon 0.21%
diagnostics_research WAT
$385.33
price down icon 1.75%
diagnostics_research MTD
$1,393.64
price down icon 1.97%
$231.95
price up icon 0.39%
diagnostics_research IQV
$222.26
price down icon 1.65%
Cap:     |  Volume (24h):