175.94
price up icon0.01%   0.02
after-market After Hours: 175.94
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Quest Diagnostics Inc stock is traded at $175.94, with a volume of 401.84K. It is up +0.01% in the last 24 hours and down -7.25% 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:
$175.92
Open:
$176.47
24h Volume:
401.84K
Relative Volume:
0.38
Market Cap:
$19.57B
Revenue:
$10.52B
Net Income/Loss:
$999.00M
P/E Ratio:
21.04
EPS:
8.3628
Net Cash Flow:
$1.22B
1W Performance:
-0.07%
1M Performance:
-7.25%
6M Performance:
-0.63%
1Y Performance:
+14.98%
1-Day Range:
Value
$175.65
$176.73
1-Week Range:
Value
$174.48
$177.24
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
175.94 19.57B 10.52B 999.00M 1.22B 8.3628
Diagnostics & Research icon
TMO
Thermo Fisher Scientific Inc
580.74 217.58B 43.74B 6.58B 6.11B 17.31
Diagnostics & Research icon
DHR
Danaher Corp
230.32 163.50B 24.27B 3.50B 5.02B 4.8589
Diagnostics & Research icon
IDXX
Idexx Laboratories Inc
688.48 54.95B 4.17B 1.03B 940.22M 12.61
Diagnostics & Research icon
A
Agilent Technologies Inc
138.39 39.21B 6.95B 1.30B 1.15B 4.5696
Diagnostics & Research icon
IQV
Iqvia Holdings Inc
226.92 38.49B 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
View All

Quest Diagnostics Inc Stock (DGX) Latest News

pulisher
07:03 AM

Pacer Advisors Inc. Grows Stock Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

07:03 AM
pulisher
Dec 25, 2025

Assenagon Asset Management S.A. Lowers Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 25, 2025
pulisher
Dec 24, 2025

Is Quest Diagnostics Stock a Right Pick for Your Portfolio Now? - Yahoo Finance

Dec 24, 2025
pulisher
Dec 23, 2025

Is Quest Diagnostics (DGX) Stock Outpacing Its Medical Peers This Year? - Yahoo Finance

Dec 23, 2025
pulisher
Dec 23, 2025

Quest Diagnostics Incorporated $DGX Shares Sold by Coho Partners Ltd. - MarketBeat

Dec 23, 2025
pulisher
Dec 21, 2025

Voya Investment Management LLC Reduces Stock Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 21, 2025
pulisher
Dec 21, 2025

Thrivent Financial for Lutherans Purchases 11,351 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 21, 2025
pulisher
Dec 21, 2025

Corient Private Wealth LLC Has $4.49 Million Stake in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 21, 2025
pulisher
Dec 21, 2025

What is the fair value of Quest Diagnostics Incorporated stock now2025 Bull vs Bear & Expert Curated Trade Setups - Улправда

Dec 21, 2025
pulisher
Dec 19, 2025

Quest Diagnostics to Speak at the 44th Annual J.P. Morgan Healthcare Conference - PR Newswire

Dec 19, 2025
pulisher
Dec 19, 2025

Quest Diagnostics Incorporated's (NYSE:DGX) Fundamentals Look Pretty Strong: Could The Market Be Wrong About The Stock? - Yahoo Finance

Dec 19, 2025
pulisher
Dec 19, 2025

Quest Diagnostics Inc. Stock Underperforms Thursday When Compared To Competitors - 富途牛牛

Dec 19, 2025
pulisher
Dec 19, 2025

What market sentiment indicators show for Quest Diagnostics Incorporated (QDI) stockStock Surge & Proven Capital Preservation Tips - DonanımHaber

Dec 19, 2025
pulisher
Dec 19, 2025

Is Quest Diagnostics Incorporated stock a buy during volatile markets2025 Winners & Losers & Weekly Stock Performance Updates - DonanımHaber

Dec 19, 2025
pulisher
Dec 18, 2025

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

Dec 18, 2025
pulisher
Dec 18, 2025

Is Quest Diagnostics Incorporated stock a safe haven asset2025 Volume Leaders & High Yield Equity Trading Tips - Улправда

Dec 18, 2025
pulisher
Dec 18, 2025

How Quest Diagnostics Incorporated stock trades after rate cutsJuly 2025 Momentum & Free Technical Pattern Based Buy Signals - Улправда

Dec 18, 2025
pulisher
Dec 17, 2025

Aaron Wealth Advisors LLC Makes New Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 17, 2025
pulisher
Dec 16, 2025

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

Dec 16, 2025
pulisher
Dec 15, 2025

Quest Diagnostics stock: Is DGX outperforming the healthcare sector? - MSN

Dec 15, 2025
pulisher
Dec 15, 2025

Quest Diagnostics (NYSE:DGX) Shares Unloaded Rep. Julie Johnson - MarketBeat

Dec 15, 2025
pulisher
Dec 15, 2025

Palmetto Grain Brokerage - Palmetto Grain Brokerage

Dec 15, 2025
pulisher
Dec 15, 2025

Quest Diagnostics Stock: Is DGX Outperforming the Healthcare Sector? - Barchart.com

Dec 15, 2025
pulisher
Dec 14, 2025

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

Dec 14, 2025
pulisher
Dec 13, 2025

Bellevue Group AG Makes New $8.72 Million Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Dec 13, 2025
pulisher
Dec 12, 2025

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

Dec 12, 2025
pulisher
Dec 12, 2025

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

Dec 12, 2025
pulisher
Dec 11, 2025

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

Dec 11, 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
pulisher
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

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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$134.95
price down icon 0.27%
diagnostics_research LH
$253.89
price down icon 0.22%
diagnostics_research WAT
$386.06
price up icon 0.32%
diagnostics_research MTD
$1,420.10
price up icon 0.21%
$233.74
price down icon 0.76%
diagnostics_research IQV
$226.92
price up icon 0.40%
Cap:     |  Volume (24h):