140.61
price down icon3.21%   -4.66
after-market After Hours: 140.70 0.09 +0.06%
loading
Merck Co Inc stock is traded at $140.61, with a volume of 13.08M. It is down -3.21% in the last 24 hours and down -5.49% over the past month. Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. Within cancer, the firm's immuno-oncology platform, led by Keytruda, is a major contributor to overall sales. The company also has a substantial vaccine business aimed at preventing pediatric diseases, as well as Gardasil for human papillomavirus. Additionally, Merck sells animal health-related drugs. From a geographical perspective, 47% of the company's sales are generated from US human health (pharmaceuticals and vaccines).
See More
Previous Close:
$145.27
Open:
$145.89
24h Volume:
13.08M
Relative Volume:
1.16
Market Cap:
$346.91B
Revenue:
$65.51B
Net Income/Loss:
$8.93B
P/E Ratio:
39.57
EPS:
3.5532
Net Cash Flow:
$14.12B
1W Performance:
-2.10%
1M Performance:
-5.49%
6M Performance:
+25.66%
1Y Performance:
+60.72%
1-Day Range:
Value
$139.93
$146.61
1-Week Range:
Value
$139.93
$154.02
52-Week Range:
Value
$82.01
$156.92

Merck Co Inc Stock (MRK) Company Profile

Name
Name
Merck Co Inc
Name
Phone
908-740-4000
Name
Address
126 EAST LINCOLN AVENUE, RAHWAY, NJ
Name
Employee
75,000
Name
Twitter
@Merck
Name
Next Earnings Date
2026-10-29
Name
Latest SEC Filings
Name
MRK's Discussions on Twitter

Compare MRK vs LLY, JNJ, ABBV, NVS

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
MRK icon
MRK
Merck Co Inc
140.61 346.91B 65.51B 8.93B 14.12B 3.5532
LLY icon
LLY
Lilly Eli Co
1,279.14 1.14T 72.25B 25.28B 10.37B 27.78
JNJ icon
JNJ
Johnson Johnson
266.30 641.07B 97.93B 21.04B 17.80B 8.6278
ABBV icon
ABBV
Abbvie Inc
286.74 506.70B 62.82B 3.60B 19.98B 2.0274
NVS icon
NVS
Novartis Ag Adr
153.81 292.35B 54.66B 13.58B 16.05B 7.0171

Merck Co Inc Stock (MRK) Upgrades & Downgrades

Date Action Analyst Rating Change
Aug-20-26 Upgrade Morgan Stanley Equal-Weight → Overweight
Aug-20-26 Downgrade RBC Capital Mkts Outperform → Sector Perform
Aug-12-26 Upgrade Daiwa Securities Neutral → Outperform
May-06-26 Resumed Citigroup Neutral
Feb-25-26 Initiated RBC Capital Mkts Outperform
Feb-20-26 Initiated Barclays Overweight
Feb-13-26 Upgrade Deutsche Bank Hold → Buy
Jan-08-26 Upgrade Wolfe Research Peer Perform → Outperform
Dec-18-25 Upgrade BMO Capital Markets Market Perform → Outperform
Nov-24-25 Upgrade Wells Fargo Equal Weight → Overweight
Nov-13-25 Initiated Scotiabank Sector Outperform
Oct-13-25 Resumed Citigroup Neutral
Sep-17-25 Downgrade Berenberg Buy → Hold
May-14-25 Downgrade Citigroup Buy → Neutral
Apr-22-25 Initiated Cantor Fitzgerald Neutral
Feb-18-25 Downgrade Deutsche Bank Buy → Hold
Feb-10-25 Downgrade TD Cowen Buy → Hold
Jan-08-25 Downgrade Truist Buy → Hold
Dec-20-24 Downgrade BMO Capital Markets Outperform → Market Perform
Dec-10-24 Resumed BofA Securities Buy
Dec-04-24 Upgrade HSBC Securities Hold → Buy
Nov-15-24 Initiated Wolfe Research Peer Perform
Nov-11-24 Downgrade Daiwa Securities Buy → Neutral
Oct-17-24 Initiated Bernstein Mkt Perform
Mar-11-24 Downgrade Societe Generale Hold → Sell
Jan-04-24 Upgrade TD Cowen Market Perform → Outperform
Nov-09-23 Initiated Deutsche Bank Buy
Oct-27-23 Upgrade BMO Capital Markets Market Perform → Outperform
Oct-20-23 Upgrade UBS Neutral → Buy
Jul-14-23 Initiated HSBC Securities Hold
Apr-13-23 Upgrade Citigroup Neutral → Buy
Mar-28-23 Downgrade Societe Generale Buy → Hold
Mar-13-23 Downgrade Wells Fargo Overweight → Equal Weight
Mar-06-23 Initiated Jefferies Buy
Feb-22-23 Upgrade Wolfe Research Peer Perform → Outperform
Jan-04-23 Upgrade BofA Securities Neutral → Buy
Nov-18-22 Initiated Credit Suisse Outperform
Oct-10-22 Upgrade Guggenheim Neutral → Buy
Sep-14-22 Upgrade Berenberg Hold → Buy
Jul-06-22 Upgrade Daiwa Securities Neutral → Buy
Jun-06-22 Resumed SVB Leerink Outperform
Apr-06-22 Resumed Morgan Stanley Equal-Weight
Dec-17-21 Initiated Goldman Buy
Dec-16-21 Initiated Daiwa Securities Neutral
Dec-13-21 Downgrade UBS Buy → Neutral
Dec-09-21 Initiated Wells Fargo Overweight
Dec-07-21 Downgrade Guggenheim Buy → Neutral
Nov-29-21 Downgrade Citigroup Buy → Neutral
Nov-19-21 Initiated BMO Capital Markets Market Perform
Nov-01-21 Upgrade Argus Hold → Buy
Sep-07-21 Downgrade Morgan Stanley Overweight → Equal-Weight
Jul-27-21 Resumed Truist Buy
May-20-21 Downgrade Argus Buy → Hold
Apr-07-21 Resumed RBC Capital Mkts Sector Perform
Nov-10-20 Resumed Bernstein Outperform
Sep-29-20 Initiated Berenberg Hold
Aug-03-20 Upgrade Goldman Neutral → Buy
Jun-12-20 Downgrade Wolfe Research Outperform → Peer Perform
Feb-27-20 Initiated Barclays Overweight
Jan-07-20 Initiated RBC Capital Mkts Sector Perform
Oct-17-19 Resumed BofA/Merrill Neutral
Aug-16-19 Initiated SVB Leerink Outperform
Jul-03-19 Initiated Mizuho Buy
May-28-19 Initiated Goldman Neutral
May-13-19 Upgrade Atlantic Equities Neutral → Overweight
Oct-16-18 Reiterated Citigroup Buy
Oct-09-18 Resumed Guggenheim Buy
Apr-23-18 Upgrade Goldman Neutral → Buy
Apr-17-18 Upgrade Morgan Stanley Equal-Weight → Overweight
Apr-05-18 Upgrade Barclays Equal Weight → Overweight
Mar-12-18 Upgrade Leerink Partners Mkt Perform → Outperform
Feb-14-18 Reiterated Leerink Partners Mkt Perform
Feb-07-18 Reiterated Morgan Stanley Equal-Weight
Jan-16-18 Upgrade SunTrust Hold → Buy
View All

Merck Co Inc Stock (MRK) Latest News

pulisher
11:40 AM

Which Pharmaceutical ETF Is the Better Buy: iShares’ Domestic IHE or VanEck’s Global PPH? - The Motley Fool

11:40 AM
pulisher
07:30 AM

Breakfast News: Science Strikes Back at Cancer - The Motley Fool

07:30 AM
pulisher
05:20 AM

Is First Trust Capital Strength ETF (FTCS) a Strong ETF Right Now? - Zacks Investment Research

05:20 AM
pulisher
03:00 AM

Microbiotica Presents Phase 1b Clinical Data on MB097 at the European Society for Medical Oncology (ESMO) Congress 2026 - GlobeNewswire Inc.

03:00 AM
pulisher
Oct 24, 2026

Amgen vs. Johnson & Johnson: Which Healthcare Giant Has the Better Stock to Buy? - The Motley Fool

Oct 24, 2026
pulisher
Oct 24, 2026

Breakfast News: A Conversation With Moderna’s CEO - The Motley Fool

Oct 24, 2026
pulisher
Oct 23, 2026

Moderna’s Stock Just Stumbled. Is It a Buy on the Dip? - The Motley Fool

Oct 23, 2026
pulisher
Oct 23, 2026

Why Healthcare ETFs Are Hovering Around One-Year Highs - Zacks Investment Research

Oct 23, 2026
pulisher
Oct 22, 2026

Moderna, Merck Shares Fall After Possible Melanoma Data Leak - Bloomberg.com

Oct 22, 2026
pulisher
Oct 22, 2026

Stock Market Today, Oct. 22: Moderna Stock Plummets 18% on Melanoma Vaccine Data Leak Reports - The Motley Fool

Oct 22, 2026
pulisher
Oct 22, 2026

Moderna sheds about $24 billion as cancer vaccine data triggers 'sell-the-news' retreat - Reuters

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co Inc Stock (MRK) Moved Down by 3.28% on Oct 22: A Full Analysis - TradingKey

Oct 22, 2026
pulisher
Oct 22, 2026

Summit Expands Ivonescimab Development Into Biliary Tract Cancer - Zacks Investment Research

Oct 22, 2026
pulisher
Oct 22, 2026

Earnings Preview: Merck (MRK) Q3 Earnings Expected to Decline - Zacks Investment Research

Oct 22, 2026
pulisher
Oct 22, 2026

6,761 Merck & Co., Inc. $MRK Shares Sold by Smith Chas P & Associates PA Cpas - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co., Inc. $MRK Stock Sold by Inlet Private Wealth LLC - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co., Inc. $MRK Stock Sold by Crossmark Global Holdings Inc. - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co., Inc. $MRK Shares Purchased by Diversify Advisory Services LLC - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co., Inc. (MRK) Set to Release Earnings on Thursday - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

Merck & Co., Inc. $MRK Stock Holdings Lowered by Cantor Fitzgerald Investment Advisors L.P. - MarketBeat

Oct 22, 2026
pulisher
Oct 22, 2026

27,739 Merck & Co., Inc. $MRK Shares Sold by Axxcess Wealth Management LLC - MarketBeat

Oct 22, 2026
pulisher
Oct 21, 2026

Global Oral Drugs Market is Predicted to Surpass USD 1 Trillion Mark by 2034 | DelveInsight - GlobeNewswire Inc.

Oct 21, 2026
pulisher
Oct 21, 2026

Not Lilly. Not Johnson & Johnson. This Stock Will Be the Biggest Healthcare Winner of 2026 - The Motley Fool

Oct 21, 2026
pulisher
Oct 21, 2026

Can BMY Navigate Generic Challenges Across Its Key Drug Portfolio? - Zacks Investment Research

Oct 21, 2026
pulisher
Oct 21, 2026

Merck & Co., Inc. (NYSE:MRK) Cut to "Strong Sell" at Zacks Research - MarketBeat

Oct 21, 2026
pulisher
Oct 21, 2026

6,860 Merck & Co., Inc. $MRK Shares Sold by QV Investors Inc. - MarketBeat

Oct 21, 2026
pulisher
Oct 21, 2026

119,254 Merck & Co., Inc. $MRK Shares Sold by Robeco Institutional Asset Management B.V. - MarketBeat

Oct 21, 2026
pulisher
Oct 21, 2026

Merck & Co., Inc. $MRK Stock Sold by Nisa Investment Advisors LLC - MarketBeat

Oct 21, 2026
pulisher
Oct 21, 2026

Forget COVID: Moderna Is Turning Into a Cancer Company -- and Wall Street Is Taking Notice - The Motley Fool

Oct 21, 2026
pulisher
Oct 21, 2026

Bank Pictet & Cie Europe AG Sells 42,242 Shares of Merck & Co., Inc. $MRK - MarketBeat

Oct 21, 2026
pulisher
Oct 21, 2026

Why Are Market Participants Following Merck & Co. (NYSE:MRK)? - Kalkine Media

Oct 21, 2026
pulisher
Oct 21, 2026

Lobbying Update: $2,390,000 of MERCK & CO INC lobbying was just disclosed - Quiver Quantitative

Oct 21, 2026
pulisher
Oct 20, 2026

Is Merck & Co Inc (MRK) Overvalued After 3.2% Rally? GF Value Sa - GuruFocus

Oct 20, 2026
pulisher
Oct 20, 2026

Surrozen Announces Closing of Second Tranche of March 2025 Private Placement for $95.1 Million - GlobeNewswire Inc.

Oct 20, 2026
pulisher
Oct 20, 2026

Net current asset value per share of Merck & Co., Inc. Shs Thailand Depositary Receipts Repr 1 Sh – SET:MRK03 - TradingView

Oct 20, 2026
pulisher
Oct 20, 2026

Catholic Medical Mission Board and Church of the Brethren to mark partnership with ribbon-cutting - GlobeNewswire Inc.

Oct 20, 2026
pulisher
Oct 20, 2026

Merck & Co., Inc. $MRK Stock: Willis Investment Counsel Cuts Holdings - MarketBeat

Oct 20, 2026
pulisher
Oct 20, 2026

Merck (MRK) Has New Cancer Treatments. Can They Outgrow the Keytruda Patent Cliff? - Yahoo Finance

Oct 20, 2026
pulisher
Oct 20, 2026

Merck Discontinues Bacterial Infection Drug in Europe - Benzinga

Oct 20, 2026
pulisher
Oct 20, 2026

Merck & Co Inc Stock (MRK) Opened Up by 3.79% on Oct 20: What Signal Does It Send? - TradingKey

Oct 20, 2026
pulisher
Oct 20, 2026

GSK's New Drugs and Pipeline Hold the Key to Long-Term Growth - Zacks Investment Research

Oct 20, 2026
pulisher
Oct 20, 2026

Merck (NYSE:MRK) Nears Breakout Setup With Strong Technical Ratings - ChartMill

Oct 20, 2026
pulisher
Oct 20, 2026

64,996 Merck & Co., Inc. $MRK Shares Sold by Sumitomo Mitsui DS Asset Management Company Ltd - MarketBeat

Oct 20, 2026
pulisher
Oct 19, 2026

Merck’s 2.4% Dividend Yield: A Reliable Income Stream or a Risky Bet on Recovery? - Yahoo Finance

Oct 19, 2026
pulisher
Oct 19, 2026

Merck & Co., Inc. $MRK Position Boosted by Fairvoy Private Wealth LLC - MarketBeat

Oct 19, 2026
pulisher
Oct 19, 2026

Merck (MRK) Stock Dips While Market Gains: Key Facts - Zacks Investment Research

Oct 19, 2026
pulisher
Oct 19, 2026

13,487 Merck & Co., Inc. $MRK Shares Sold by Generali Investments Management Co LLC - MarketBeat

Oct 19, 2026
pulisher
Oct 19, 2026

MERCK & CO INC : HSBC RAISES TARGET PRICE TO $175 FROM $172 - Moomoo

Oct 19, 2026
pulisher
Oct 18, 2026

Merck & Company, Inc. (MRK) Stock Forecasts - Yahoo Finance

Oct 18, 2026
pulisher
Oct 18, 2026

Moderna Just Joined the Nasdaq-100. Here's What That Means for Investors. - The Motley Fool

Oct 18, 2026

Merck Co Inc Stock (MRK) Financials Data

Revenue

loading

Net Income

loading

Cash Flow

loading

EPS

loading

Merck Co Inc Stock (MRK) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
CHIRFI GUINDO
Officer
Aug 13 '26
Proposed Sale
135.00
10,000
1,350,000
0
JENNIFER L ZACHARY
Officer
Aug 12 '26
Proposed Sale
133.46
80,315
10,718,495
0
RICHARD ROBERT DELUCA JR
Officer
Aug 12 '26
Proposed Sale
131.63
11,699
1,539,992
0
DeLuca Richard R.
EVP&Pres, Merck Animal Heallth
Aug 12 '26
Sale
131.63
11,699
1,539,992
110,167
Zachary Jennifer
EVP, General Counsel
Aug 12 '26
Option Exercise
109.78
54,927
6,029,637
125,824
Zachary Jennifer
EVP, General Counsel
Aug 12 '26
Sale
133.46
80,315
10,718,495
45,509
DeLuca Richard R.
EVP&Pres, Merck Animal Heallth
Aug 11 '26
Sale
131.76
12,837
1,691,426
121,866
RICHARD ROBERT DELUCA JR
Officer
Aug 11 '26
Proposed Sale
131.76
12,837
1,691,426
0
DeLuca Richard R.
EVP&Pres, Merck Animal Heallth
Aug 10 '26
Sale
130.43
20,784
2,710,951
134,703
RICHARD ROBERT DELUCA JR
Officer
Aug 10 '26
Proposed Sale
130.43
20,784
2,710,951
0
NVS NVS
$153.81
price up icon 1.78%
AZN AZN
$172.06
price up icon 0.33%
$444.63
price up icon 1.22%
$158.69
price up icon 1.70%
$286.74
price up icon 0.39%
NVO NVO
$39.13
price up icon 0.20%
Cap:     |  Volume (24h):