245.00
price up icon0.20%   0.49
after-market After Hours: 245.00
loading
Quest Diagnostics Inc stock is traded at $245.00, with a volume of 811.00K. It is up +0.20% in the last 24 hours and up +7.52% 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.
See More
Previous Close:
$244.51
Open:
$244.11
24h Volume:
811.00K
Relative Volume:
0.89
Market Cap:
$27.04B
Revenue:
$11.28B
Net Income/Loss:
$1.07B
P/E Ratio:
27.02
EPS:
9.0657
Net Cash Flow:
$1.33B
1W Performance:
+1.34%
1M Performance:
+7.52%
6M Performance:
+16.06%
1Y Performance:
+35.84%
1-Day Range:
Value
$243.49
$246.00
1-Week Range:
Value
$237.53
$246.00
52-Week Range:
Value
$171.18
$246.00

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
2026-07-23
Name
Latest SEC Filings
Name
DGX's Discussions on Twitter

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

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
DGX icon
DGX
Quest Diagnostics Inc
245.00 26.63B 11.28B 1.07B 1.33B 9.0657
TMO icon
TMO
Thermo Fisher Scientific Inc
633.71 232.03B 45.20B 6.87B 6.75B 18.19
DHR icon
DHR
Danaher Corp
215.36 151.78B 24.78B 3.68B 5.29B 5.1743
NTRA icon
NTRA
Natera Inc
338.45 46.82B 2.50B -226.32M 71.51M -1.6412
A icon
A
Agilent Technologies Inc
155.08 44.14B 7.23B 1.41B 1.09B 4.979
IDXX icon
IDXX
Idexx Laboratories Inc
553.44 43.00B 4.45B 1.10B 1.06B 13.59

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
Aug 21, 2026

Quest Diagnostics stock holds near highs after Q2 beat - Ad-hoc-news.de

Aug 21, 2026
pulisher
Aug 21, 2026

Is it the Right Time to Retain DGX Stock in Your Portfolio? - TradingView

Aug 21, 2026
pulisher
Aug 21, 2026

Quest Diagnostics Incorporated (DGX) Hit a 52 Week High, Can the Run Continue? - Yahoo Finance

Aug 21, 2026
pulisher
Aug 21, 2026

Trillium Asset Management LLC Takes $5.43 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

SGL Investment Advisors Inc. Buys Shares of 27,290 Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

Danske Bank A S Buys Shares of 68,561 Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

5,500 Shares in Quest Diagnostics Incorporated $DGX Acquired by Glaxis Capital Management LLC - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

Edmond DE Rothschild Holding S.A. Invests $944,000 in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

Ceredex Value Advisors LLC Makes New Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

327,575 Shares in Quest Diagnostics Incorporated $DGX Bought by Advisors Capital Management LLC - MarketBeat

Aug 21, 2026
pulisher
Aug 21, 2026

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

Aug 21, 2026
pulisher
Aug 20, 2026

Quest Diagnostics stock extends 2026 rally after Q2 revenue and earnings beat - Ad-hoc-news.de

Aug 20, 2026
pulisher
Aug 20, 2026

Tocqueville Asset Management L.P. Takes $22.67 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 20, 2026
pulisher
Aug 20, 2026

Wealthfront Advisers LLC Makes New Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 20, 2026
pulisher
Aug 20, 2026

Deutsche Bank AG Makes New $124.18 Million Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 20, 2026
pulisher
Aug 20, 2026

BlackRock Inc. Makes New Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 20, 2026
pulisher
Aug 19, 2026

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

Aug 19, 2026
pulisher
Aug 19, 2026

Quest Diagnostics stock hits a fresh high as Q2 earnings beat expectations - Ad-hoc-news.de

Aug 19, 2026
pulisher
Aug 19, 2026

Quest Diagnostics stock hits all-time high at 240.15 USD - Investing.com

Aug 19, 2026
pulisher
Aug 19, 2026

Quest Diagnostics stock hits all-time high at 240.15 USD By Investing.com - Investing.com Canada

Aug 19, 2026
pulisher
Aug 19, 2026

M.D. Sass LLC Buys New Shares in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 19, 2026
pulisher
Aug 19, 2026

Commerzbank Aktiengesellschaft FI Takes $1.42 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 19, 2026
pulisher
Aug 19, 2026

Foster & Motley Inc. Makes New $3.51 Million Investment in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 19, 2026
pulisher
Aug 19, 2026

Danica Pension Livsforsikringsaktieselskab Invests $2.26 Million in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 19, 2026
pulisher
Aug 19, 2026

Alpine Woods Capital Investors LLC Acquires New Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 19, 2026
pulisher
Aug 18, 2026

Quest Diagnostics (DGX) Upgraded to Buy: Here's Why - Yahoo Finance

Aug 18, 2026
pulisher
Aug 18, 2026

WHOOP opens blood tests to nonmembers and adds a test for signals tied to 50+ cancer types - Stock Titan

Aug 18, 2026
pulisher
Aug 18, 2026

Nuance Investments LLC Takes Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 18, 2026
pulisher
Aug 18, 2026

Occidental Asset Management LLC Invests $6.12 Million in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 18, 2026
pulisher
Aug 18, 2026

Cornerstone Advisors LLC Invests $10.01 Million in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 18, 2026
pulisher
Aug 18, 2026

GSA Capital Partners LLP Purchases Shares of 4,971 Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 18, 2026
pulisher
Aug 18, 2026

Quest Diagnostics (NYSE:DGX) Shows Dividend Quality Beyond the Headline Yield - ChartMill

Aug 18, 2026
pulisher
Aug 17, 2026

Simplicity Wealth LLC Acquires New Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 17, 2026
pulisher
Aug 17, 2026

J.Safra Asset Management Corp Purchases New Shares in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 17, 2026
pulisher
Aug 16, 2026

ABN AMRO Bank N.V. Takes $21.52 Million Position in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 16, 2026
pulisher
Aug 15, 2026

Carol Devine Miller sells stocks in Pfizer, Quest Diagnostics, Target, and U.S. Bancorp - Investing.com South Africa

Aug 15, 2026
pulisher
Aug 14, 2026

Quest Diagnostics (DGX) Is Up 2.29% in One Week: What You Should Know - Yahoo Finance

Aug 14, 2026
pulisher
Aug 14, 2026

T. Rowe Price Associates (DGX) discloses 5.43M Quest Diagnostics shares in 13G/A - Stock Titan

Aug 14, 2026
pulisher
Aug 14, 2026

Assenagon Asset Management S.A. Acquires 4,334 Shares of Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 14, 2026
pulisher
Aug 13, 2026

Quest Diagnostics Incorporated (NYSE:DGX) Plans Quarterly Dividend of $0.86 - MarketBeat

Aug 13, 2026
pulisher
Aug 13, 2026

Quest Diagnostics Inc (DGX) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Aug 13, 2026
pulisher
Aug 12, 2026

Q2 2026 Quest Diagnostics Inc Earnings Call Transcript - GuruFocus

Aug 12, 2026
pulisher
Aug 12, 2026

Rep. Carol Miller's household sold Pfizer, Quest, Target, and U.S. Bancorp 521 days before disclosure - 24/7 Wall St.

Aug 12, 2026
pulisher
Aug 12, 2026

Quest Diagnostics Keeps Quarterly Dividend at $0.86 per Share, Payable Oct. 21, to Shareholders of Record Oct. 6 - marketscreener.com

Aug 12, 2026
pulisher
Aug 12, 2026

Quest Diagnostics Declares Quarterly Cash Dividend - marketscreener.com

Aug 12, 2026
pulisher
Aug 12, 2026

Quest Diagnostics Sets Oct. 21 Date for Cash Dividend - Stock Titan

Aug 12, 2026
pulisher
Aug 12, 2026

Diversified Management Inc. Lowers Holdings in Quest Diagnostics Incorporated $DGX - MarketBeat

Aug 12, 2026
pulisher
Aug 09, 2026

IVY LANE CAPITAL MANAGEMENT, LLC's Quest Diagnostics Inc(DGX) Holding History - GuruFocus

Aug 09, 2026
pulisher
Aug 07, 2026

Quest Diagnostics Incorporated $DGX Holdings Trimmed by Empowered Funds LLC - MarketBeat

Aug 07, 2026
pulisher
Aug 07, 2026

Quest Diagnostics Inc (DGX) Stock News Today - TradingKey

Aug 07, 2026
pulisher
Aug 07, 2026

Quest Diagnostics Inc (DGX) Earnings Forecast: Future EPS & Revenue Growth Estimates - TradingKey

Aug 07, 2026

Quest Diagnostics Inc Stock (DGX) Financials Data

Revenue

loading

Net Income

loading

Cash Flow

loading

EPS

loading
LH LH
$335.72
price down icon 0.58%
MTD MTD
$1,398.46
price down icon 0.27%
$224.84
price down icon 0.07%
WAT WAT
$414.17
price down icon 0.07%
IQV IQV
$261.51
price up icon 0.81%
$553.44
price up icon 0.62%
Cap:     |  Volume (24h):