195.21
price up icon0.72%   1.39
after-market After Hours: 195.21
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Quest Diagnostics Inc stock is traded at $195.21, with a volume of 871.30K. It is up +0.72% in the last 24 hours and down -4.31% over the past month. 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.
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Previous Close:
$193.82
Open:
$193.99
24h Volume:
871.30K
Relative Volume:
0.98
Market Cap:
$21.61B
Revenue:
$11.28B
Net Income/Loss:
$1.07B
P/E Ratio:
21.53
EPS:
9.0657
Net Cash Flow:
$1.33B
1W Performance:
+4.61%
1M Performance:
-4.31%
6M Performance:
+2.07%
1Y Performance:
+15.09%
1-Day Range:
Value
$193.96
$196.92
1-Week Range:
Value
$187.06
$196.92
52-Week Range:
Value
$164.65
$213.50

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
57,000
Name
Twitter
@QuestDX
Name
Next Earnings Date
2026-04-21
Name
Latest SEC Filings
Name
DGX's Discussions on Twitter

Compare DGX vs TMO, DHR, IDXX, WAT, A

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
DGX icon
DGX
Quest Diagnostics Inc
195.21 21.46B 11.28B 1.07B 1.33B 9.0657
TMO icon
TMO
Thermo Fisher Scientific Inc
448.28 167.00B 45.20B 6.87B 6.75B 18.19
DHR icon
DHR
Danaher Corp
172.00 122.68B 24.78B 3.68B 5.29B 5.1743
IDXX icon
IDXX
Idexx Laboratories Inc
559.37 43.63B 4.45B 1.10B 1.06B 13.59
WAT icon
WAT
Waters Corp
342.37 33.48B 3.77B 449.25M 240.68M 7.8556
A icon
A
Agilent Technologies Inc
114.96 32.44B 7.07B 1.29B 993.00M 4.5355

Quest Diagnostics Inc Stock (DGX) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-30-26 Upgrade Barclays Equal Weight → Overweight
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
May 25, 2026

Quest Diagnostics Stock: Analyst Estimates & Ratings - Barchart.com

May 25, 2026
pulisher
May 22, 2026

Quest Diagnostics 8-K SEC Filing May 2026: Shareholder Vote Results and Company Information - Minichart

May 22, 2026
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May 21, 2026

Quest Diagnostics (DGX) Announces Results of 2026 Annual Meeting of Stockholders - GuruFocus

May 21, 2026
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May 21, 2026

Quest Diagnostics shareholders elect directors and approve auditor at annual meeting - Investing.com UK

May 21, 2026
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May 21, 2026

Quest Diagnostics shareholders elect directors and approve auditor at annual meeting By Investing.com - Investing.com South Africa

May 21, 2026
pulisher
May 21, 2026

Quest Diagnostics (DGX) director granted 1,142 restricted stock units in Form 4 filing - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Director at Quest Diagnostics (NYSE: DGX) receives 1,142 RSUs - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Quest Diagnostics (DGX) director receives 1,142-share restricted stock unit grant - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Quest Diagnostics (DGX) director gets 1,142-share restricted stock unit award - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Director Tracey Doi of Quest Diagnostics (DGX) receives 1,142-share equity award - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Director at Quest Diagnostics (DGX) awarded 1,142 restricted stock units - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Director at Quest Diagnostics (NYSE: DGX) receives 1,142 stock units - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Quest Diagnostics (DGX) director receives 1,142 restricted stock units - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Director at Quest Diagnostics (DGX) receives 1,142 share units - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Quest Diagnostics (NYSE: DGX) details 2026 shareholder votes on board, pay and auditor - Stock Titan

May 21, 2026
pulisher
May 21, 2026

Why is Quest Diagnostics (DGX) down 5% since last earnings report? - MSN

May 21, 2026
pulisher
May 21, 2026

Why Is Quest Diagnostics (DGX) Down 5% Since Last Earnings Report? - Yahoo Finance

May 21, 2026
pulisher
May 20, 2026

Quest Diagnostics Inc. stock outperforms competitors on strong trading day - MarketWatch

May 20, 2026
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May 19, 2026

Quest Diagnostics Keeps Quarterly Dividend at $0.86 a Share, Payable July 22 to Holders of Record July 8 - marketscreener.com

May 19, 2026
pulisher
May 19, 2026

Quest Diagnostics Declares Quarterly Cash Dividend - Barchart.com

May 19, 2026
pulisher
May 19, 2026

Guardant Health’s Shield Blood-Based Screening Test for Colorectal Cancer Now Accessible Through National Test Ordering and Collection Network of Quest Diagnostics - Nevada Business Magazine

May 19, 2026
pulisher
May 19, 2026

Is This the Right Time to Hold DGX Stock in Your Portfolio? - TradingView

May 19, 2026
pulisher
May 18, 2026

Quest Diagnostics Incorporated announces Quarterly dividend, payable on July 22, 2026 - marketscreener.com

May 18, 2026
pulisher
May 18, 2026

Baird Adjusts Price Target on Quest Diagnostics to $232 From $229, Maintains Neutral Rating - Moomoo

May 18, 2026
pulisher
May 18, 2026

Quest Diagnostics (NYSE:DGX): A Solid Dividend Play Backed by Strong Profitability and Financial Health - ChartMill

May 18, 2026
pulisher
May 16, 2026

International Assets Investment Management LLC Purchases New Shares in Quest Diagnostics Incorporated $DGX - MarketBeat

May 16, 2026
pulisher
May 15, 2026

Q2 EPS Estimates for Quest Diagnostics Cut by Zacks Research - MarketBeat

May 15, 2026
pulisher
May 15, 2026

173,262 Shares in Quest Diagnostics Incorporated $DGX Bought by Conning Inc. - MarketBeat

May 15, 2026
pulisher
May 14, 2026

How The Investment Narrative For Quest Diagnostics (DGX) Is Shifting With New Valuation Work - Yahoo Finance

May 14, 2026
pulisher
May 13, 2026

Quest Diagnostics Incorporated (NYSE:DGX) Given Consensus Recommendation of "Moderate Buy" by Brokerages - MarketBeat

May 13, 2026
pulisher
May 12, 2026

Global HPV Testing and Pap Test Market is Expected to Showcase a Significant Growth at a CAGR of ~7% by 2034 | DelveInsight - GlobeNewswire Inc.

May 12, 2026
pulisher
May 12, 2026

Quest Diagnostics Incorporated $DGX Shares Acquired by Ethic Inc. - MarketBeat

May 12, 2026
pulisher
May 10, 2026

Truist Financial Corp Cuts Stock Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

May 10, 2026
pulisher
May 09, 2026

Swedbank AB Increases Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

May 09, 2026
pulisher
May 09, 2026

Generali Asset Management SPA SGR Purchases 8,924 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

May 09, 2026
pulisher
May 08, 2026

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

May 08, 2026
pulisher
May 08, 2026

Quest Diagnostics (NYSE: DGX) sells $500M in 5.000% senior notes due 2036 - Stock Titan

May 08, 2026
pulisher
May 07, 2026

Bullish Quarterly Results: 3 Companies Raising Guidance - TradingView

May 07, 2026
pulisher
May 06, 2026

Why Quest Diagnostics (DGX) is a Top Value Stock for the Long-Term - Yahoo Finance

May 06, 2026
pulisher
May 05, 2026

DGX SEC FilingsQuest Diagnostics Inc 10-K, 10-Q, 8-K Forms - Stock Titan

May 05, 2026
pulisher
May 05, 2026

DGX6380050 Bond Analysis — Key Metrics - TradingView

May 05, 2026
pulisher
May 03, 2026

Quest Diagnostics Incorporated $DGX Shares Sold by Keybank National Association OH - MarketBeat

May 03, 2026
pulisher
May 02, 2026

Quest Diagnostics Incorporated $DGX Shares Acquired by Davis Selected Advisers - MarketBeat

May 02, 2026
pulisher
May 02, 2026

Quest Diagnostics Incorporated $DGX Stock Holdings Increased by Artemis Investment Management LLP - MarketBeat

May 02, 2026
pulisher
May 02, 2026

Quest Diagnostics | 8-K: Current report - Moomoo

May 02, 2026
pulisher
May 01, 2026

Quest Diagnostics Incorporated (NYSE:DGX) Short Interest Update - MarketBeat

May 01, 2026
pulisher
May 01, 2026

Quest Diagnostics prices $500M 5.00% senior notes due 2036 to fund general purposes - TradingView

May 01, 2026
pulisher
May 01, 2026

[8-K] QUEST DIAGNOSTICS INC Reports Material Event - Stock Titan

May 01, 2026
pulisher
May 01, 2026

Quest Diagnostics Incorporated $DGX Shares Sold by Pictet Asset Management Holding SA - MarketBeat

May 01, 2026
pulisher
May 01, 2026

Quest Diagnostics Incorporated $DGX Shares Sold by Danica Pension Livsforsikringsaktieselskab - MarketBeat

May 01, 2026
pulisher
Apr 30, 2026

Quest Diagnostics | SCHEDULE 13G: Others - Moomoo

Apr 30, 2026

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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$144.41
price down icon 0.29%
MTD MTD
$1,103.09
price up icon 1.16%
IQV IQV
$167.90
price down icon 0.07%
$203.19
price down icon 0.25%
A A
$114.96
price up icon 0.15%
Cap:     |  Volume (24h):