201.04
price down icon0.56%   -1.14
after-market After Hours: 201.04
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Quest Diagnostics Inc stock is traded at $201.04, with a volume of 1.02M. It is down -0.56% in the last 24 hours and up +7.73% 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:
$202.18
Open:
$203.03
24h Volume:
1.02M
Relative Volume:
1.14
Market Cap:
$22.25B
Revenue:
$11.28B
Net Income/Loss:
$1.07B
P/E Ratio:
22.18
EPS:
9.0657
Net Cash Flow:
$1.33B
1W Performance:
-1.71%
1M Performance:
+7.73%
6M Performance:
+12.53%
1Y Performance:
+10.42%
1-Day Range:
Value
$199.66
$204.70
1-Week Range:
Value
$199.66
$207.50
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
2026-07-28
Name
Latest SEC Filings
Name
DGX's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
DGX icon
DGX
Quest Diagnostics Inc
201.04 22.38B 11.28B 1.07B 1.33B 9.0657
TMO icon
TMO
Thermo Fisher Scientific Inc
472.63 176.04B 45.20B 6.87B 6.75B 18.19
DHR icon
DHR
Danaher Corp
181.35 128.18B 24.78B 3.68B 5.29B 5.1743
IDXX icon
IDXX
Idexx Laboratories Inc
573.00 44.96B 4.45B 1.10B 1.06B 13.59
A icon
A
Agilent Technologies Inc
128.34 36.88B 7.23B 1.41B 1.09B 4.979
WAT icon
WAT
Waters Corp
360.54 35.13B 3.77B 449.25M 240.68M 7.8556

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
View All

Quest Diagnostics Inc Stock (DGX) Latest News

pulisher
Jun 15, 2026

Health Coalition Issues Open Letter to Health Minister to Stop Transfer of Lab Testing by Quest/Lifelabs to U.S. - GlobeNewswire Inc.

Jun 15, 2026
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Jun 15, 2026

Quest Diagnostics Stock (US74834L1008): Analyst Actions Shape Monday Focus After Quiet Newsflow - AD HOC NEWS

Jun 15, 2026
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Jun 14, 2026

Quest Diagnostics Stock (US74834L1008): Stock in focus after calm trading and no fresh catalyst - AD HOC NEWS

Jun 14, 2026
pulisher
Jun 13, 2026

Quest Diagnostics Stock (US74834L1008): Valuation in focus after a quiet week - AD HOC NEWS

Jun 13, 2026
pulisher
Jun 12, 2026

Quest Diagnostics Incorporated (DGX) stock price, news, quote and history - Yahoo Finance UK

Jun 12, 2026
pulisher
Jun 12, 2026

Quest Diagnostics Inc (NYSE:DGX): A Top Dividend Stock with Sustainable Income and Growth Potential - ChartMill

Jun 12, 2026
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Jun 11, 2026

Quest Diagnostics Reports Second Quarter 2024 Financial Results; Raises Guidance for Full Year 2024 - GuruFocus

Jun 11, 2026
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Jun 10, 2026

Zacks Industry Outlook Highlights Quest Diagnostics, DaVita, LifeStance Health and Aveanna Healthcare - Yahoo Finance

Jun 10, 2026
pulisher
Jun 10, 2026

TD Asset Management Inc Sells 65,893 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Jun 10, 2026
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Jun 09, 2026

Quest Diagnostics Inc (DGX) Shares Surge 3.7% -- What GF Score o - GuruFocus

Jun 09, 2026
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Jun 09, 2026

Quest Diagnostics Inc (DGX) Shares Surge 3.7% -- What GF Score of 83 Tells Investors - GuruFocus

Jun 09, 2026
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Jun 09, 2026

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

Jun 09, 2026
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Jun 09, 2026

Quest Diagnostics stock: Analyst estimates & ratings - MSN

Jun 09, 2026
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Jun 09, 2026

4 Outpatient Home Health Stocks Benefiting From Industry Trends - TradingView

Jun 09, 2026
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Jun 09, 2026

Fox Run Management L.L.C. Makes New Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Jun 09, 2026
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Jun 09, 2026

Quest Diagnostics Incorporated $DGX Shares Purchased by Cibc World Market Inc. - MarketBeat

Jun 09, 2026
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Jun 08, 2026

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

Jun 08, 2026
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Jun 08, 2026

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

Jun 08, 2026
pulisher
Jun 08, 2026

Fjarde AP Fonden Fourth Swedish National Pension Fund Acquires 7,700 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Jun 08, 2026
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Jun 08, 2026

Bank of New York Mellon Corp Has $116.39 Million Stock Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Jun 08, 2026
pulisher
Jun 07, 2026

Quest Diagnostics Incorporated (NYSE:DGX) Receives Consensus Recommendation of "Moderate Buy" from Analysts - MarketBeat

Jun 07, 2026
pulisher
Jun 04, 2026

Quest Diagnostics Inc. stock underperforms Thursday when compared to competitors despite daily gains - MarketWatch

Jun 04, 2026
pulisher
Jun 04, 2026

[144] QUEST DIAGNOSTICS INC SEC Filing - Stock Titan

Jun 04, 2026
pulisher
Jun 04, 2026

How The Quest Diagnostics (DGX) Investment Story Is Evolving Without New Analyst Price Target Changes - Yahoo Finance

Jun 04, 2026
pulisher
Jun 04, 2026

BNP Paribas Financial Markets Purchases 6,487 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Jun 04, 2026
pulisher
Jun 03, 2026

Quest Diagnostics Insider Sold Shares Worth $1,941,400, According to a Recent SEC Filing - marketscreener.com

Jun 03, 2026
pulisher
Jun 03, 2026

Insider Sell: J. Davis Sells 10,000 Shares of Quest Diagnostics Inc (DGX) - GuruFocus

Jun 03, 2026
pulisher
Jun 02, 2026

Quest Diagnostics CEO sells $1.94 million in company stock - Investing.com UK

Jun 02, 2026
pulisher
Jun 02, 2026

Quest Diagnostics CEO sells $1.94 million in company stock By Investing.com - Investing.com Australia

Jun 02, 2026
pulisher
Jun 02, 2026

Quest Diagnostics (DGX) CEO sells 10,000 shares in Rule 10b5-1 trade - Stock Titan

Jun 02, 2026
pulisher
Jun 01, 2026

Affiliate sale notice — DGX (DGX) to sell 10,000 shares - Stock Titan

Jun 01, 2026
pulisher
May 31, 2026

DGX Financials: Revenue Breakdown, Margins & Competitor Comparison - Intellectia AI

May 31, 2026
pulisher
May 30, 2026

Wall Street Zen Downgrades Quest Diagnostics (NYSE:DGX) to Hold - MarketBeat

May 30, 2026
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May 29, 2026

Quest Diagnostics (DGX) Upgraded to Buy: Here's What You Should Know - Yahoo Finance

May 29, 2026
pulisher
May 28, 2026

Here's Why Quest Diagnostics (DGX) is a Strong Value Stock - Yahoo Finance

May 28, 2026
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May 26, 2026

Quest Diagnostics Inc. stock outperforms competitors despite losses on the day - MarketWatch

May 26, 2026
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May 26, 2026

Are Medical Stocks Lagging Quest Diagnostics (DGX) This Year? - Yahoo Finance

May 26, 2026
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May 25, 2026

Quest Diagnostics Stock: Analyst Estimates & Ratings - Yahoo Finance

May 25, 2026
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May 22, 2026

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

May 22, 2026
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May 22, 2026

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

May 22, 2026
pulisher
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 By Investing.com - Investing.com South Africa

May 21, 2026
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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

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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MTD MTD
$1,151.57
price down icon 0.25%
$164.28
price down icon 1.56%
IQV IQV
$179.17
price up icon 0.44%
$220.11
price up icon 1.45%
WAT WAT
$360.54
price up icon 0.78%
Cap:     |  Volume (24h):