196.63
price up icon0.18%   0.36
after-market After Hours: 196.60 -0.03 -0.02%
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Quest Diagnostics Inc stock is traded at $196.63, with a volume of 702.91K. It is up +0.18% in the last 24 hours and up +0.57% 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:
$196.27
Open:
$195.91
24h Volume:
702.91K
Relative Volume:
0.70
Market Cap:
$21.77B
Revenue:
$11.28B
Net Income/Loss:
$1.07B
P/E Ratio:
21.69
EPS:
9.0657
Net Cash Flow:
$1.33B
1W Performance:
+0.16%
1M Performance:
+0.57%
6M Performance:
+9.08%
1Y Performance:
+13.16%
1-Day Range:
Value
$195.61
$198.00
1-Week Range:
Value
$194.46
$209.79
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, A, WAT

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
DGX icon
DGX
Quest Diagnostics Inc
196.63 21.73B 11.28B 1.07B 1.33B 9.0657
TMO icon
TMO
Thermo Fisher Scientific Inc
468.04 174.55B 45.20B 6.88B 6.75B 18.19
DHR icon
DHR
Danaher Corp
180.62 125.45B 24.78B 3.68B 5.29B 5.1743
IDXX icon
IDXX
Idexx Laboratories Inc
574.95 44.95B 4.30B 1.06B 1.04B 13.08
A icon
A
Agilent Technologies Inc
115.62 32.65B 7.07B 1.29B 993.00M 4.5355
WAT icon
WAT
Waters Corp
299.79 30.42B 3.17B 642.63M 516.49M 10.77

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
04:10 AM

Quest Diagnostics prices $500M debt deal ahead of June note maturity - Stock Titan

04:10 AM
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09:26 AM

Quest Diagnostics Inc files for senior notes, size not disclosed - marketscreener.com

09:26 AM
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Apr 24, 2026

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

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics (DGX) SVP reports 49-share dividend reinvestment - Stock Titan

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics (NYSE: DGX) director acquires shares through dividend reinvestment - Stock Titan

Apr 24, 2026
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Apr 24, 2026

Dividend plan boosts Quest Diagnostics (NYSE: DGX) director stake - Stock Titan

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics (DGX) director boosts holdings with small dividend reinvestment - Stock Titan

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics (NYSE: DGX) SVP reports small 39-share acquisition - Stock Titan

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics (NYSE: DGX) SVP adds 37 shares through dividend reinvestment - Stock Titan

Apr 24, 2026
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Apr 24, 2026

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

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics: Good Q1, Solid Business, Steady Share Price Upside Likely (NYSE:DGX) - Seeking Alpha

Apr 24, 2026
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Apr 24, 2026

Copeland Capital Management LLC Cuts Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

Apr 24, 2026
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Apr 24, 2026

Quest Diagnostics Incorporated $DGX Stock Holdings Decreased by Cwm LLC - MarketBeat

Apr 24, 2026
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Apr 23, 2026

These Companies Are Raising Guidance This Earnings Season - TradingView

Apr 23, 2026
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Apr 23, 2026

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

Apr 23, 2026
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Apr 23, 2026

Analysts Offer Insights on Healthcare Companies: Intuitive Surgical (ISRG), Quest Diagnostics (DGX) and Merck & Company (MRK) - The Globe and Mail

Apr 23, 2026
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Apr 23, 2026

Zurcher Kantonalbank Zurich Cantonalbank Has $14.02 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Apr 23, 2026
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Apr 22, 2026

Quest Diagnostics (NYSE: DGX) boosts Q1 2026 earnings on 11% volume growth - Stock Titan

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics deal helps push Secaucus office tower past 75% occupancy - Yahoo Finance

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics Stock Gains 5% After Q1 Earnings Exceed Analyst Expectations - TIKR.com

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics (NYSE:DGX) Price Target Raised to $229.00 - MarketBeat

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics (NYSE:DGX) Stock Price Expected to Rise, Barclays Analyst Says - MarketBeat

Apr 22, 2026
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Apr 22, 2026

These Analysts Boost Their Forecasts On Quest Diagnostics After Better-Than-Expected Earnings - Benzinga

Apr 22, 2026
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Apr 22, 2026

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

Apr 22, 2026
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Apr 22, 2026

Truist Financial Forecasts Strong Price Appreciation for Quest Diagnostics (NYSE:DGX) Stock - MarketBeat

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics Incorporated (NYSE:DGX) Q1 2026 Earnings Call Transcript - Insider Monkey

Apr 22, 2026
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Apr 22, 2026

Evercore ISI Adjusts Price Target on Quest Diagnostics to $225 From $210, Maintains In Line Rating - marketscreener.com

Apr 22, 2026
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Apr 22, 2026

Jefferies Adjusts Price Target on Quest Diagnostics to $225 From $220, Maintains Buy Rating - marketscreener.com

Apr 22, 2026
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Apr 22, 2026

Barclays Adjusts Price Target on Quest Diagnostics to $230 From $225, Maintains Overweight Rating - marketscreener.com

Apr 22, 2026
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Apr 22, 2026

Baird Adjusts Price Target on Quest Diagnostics to $229 From $224, Maintains Neutral Rating - marketscreener.com

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics Inc (DGX) Q1 2026 Earnings Call Highlights: Strong Revenue Growth and Raised Guidance - GuruFocus

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics Inc (DGX) Q1 2026 Earnings Call Highlights: Strong Revenue Growth and Raised ... By GuruFocus - Investing.com Canada

Apr 22, 2026
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Apr 22, 2026

Quest Diagnostics rises after raising 2026 outlook following Q1 beat - MSN

Apr 22, 2026
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Apr 22, 2026

How The Investment Story For Quest Diagnostics (DGX) Is Quietly Shifting Now - Yahoo Finance

Apr 22, 2026
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Apr 21, 2026

Is Quest Diagnostics Inc (DGX) Overvalued After 4.5% Rally? GF V - GuruFocus

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Lifts Outlook On Strong Earnings Call - TipRanks

Apr 21, 2026
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Apr 21, 2026

Is Quest Diagnostics Inc (DGX) Overvalued After 4.5% Rally? GF Value Says Overvalued - GuruFocus

Apr 21, 2026
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Apr 21, 2026

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

Apr 21, 2026
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Apr 21, 2026

Jefferies Raises Quest Diagnostics Price Target to $225 From $220 - marketscreener.com

Apr 21, 2026
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Apr 21, 2026

Why Is Quest Diagnostics Stock Soaring Tuesday?Quest Diagnostics (NYSE:DGX) - Benzinga

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics raises guidance following earnings beat - marketscreener.com

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Incorporated Q1 2026 Earnings Call Summary - Yahoo Finance

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics raises 2026 forecast, CEO highlights broad-based growth - marketscreener.com

Apr 21, 2026
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Apr 21, 2026

Valmont Industries posts upbeat Q1 results, joins UnitedHealth Group, Quest Diagnostics and other big stocks moving higher on Tuesday - MSN

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Q1 Earnings Call Highlights - Yahoo Finance

Apr 21, 2026
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Apr 21, 2026

Valmont Industries Posts Upbeat Q1 Results, Joins UnitedHealth Group, Quest Diagnostics And Other Big Sto - Benzinga

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Q1 2026 Earnings Call: Complete TranscriptQuest Diagnostics (NYSE:DGX) - Benzinga

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Inc reports results for the quarter ended March 31Earnings Summary - TradingView

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics' Q1 Earnings & Revenues Top Estimates, Stock Up - Yahoo Finance

Apr 21, 2026
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Apr 21, 2026

Q1 2026 Quest Diagnostics Inc Earnings Call Transcript - GuruFocus

Apr 21, 2026
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Apr 21, 2026

Quest Diagnostics Incorporated Reports Earnings Results for the First Quarter Ended March 31, 2026 - marketscreener.com

Apr 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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LH LH
$263.43
price down icon 0.14%
MTD MTD
$1,274.70
price down icon 0.60%
IQV IQV
$163.84
price up icon 0.96%
$204.39
price up icon 0.35%
WAT WAT
$299.79
price down icon 3.25%
Cap:     |  Volume (24h):