false 0000310158 0000310158 2024-02-15 2024-02-15 0000310158 us-gaap:CommonStockMember 2024-02-15 2024-02-15 0000310158 mrk:Sec0.500NotesDue2024Member 2024-02-15 2024-02-15 0000310158 mrk:Sec1.875NotesDue2026Member 2024-02-15 2024-02-15 0000310158 mrk:Sec2.500NotesDue2034Member 2024-02-15 2024-02-15 0000310158 mrk:Sec1.375NotesDue2036Member 2024-02-15 2024-02-15 iso4217:USD xbrli:shares iso4217:USD xbrli:shares






Washington, D.C.  20549





Pursuant to Section 13 OR 15(d) of

the Securities Exchange Act of 1934


Date of Report (Date of earliest event reported) February 20, 2024 (February 15, 2024)


Merck & Co., Inc.

(Exact name of registrant as specified in its charter)


New Jersey

(State or other jurisdiction

of incorporation)




File Number)



(I.R.S. Employer

Identification No.)


126 East Lincoln Avenue, Rahway, NJ

(Address of principal executive offices)



(Zip Code)


(Registrant’s telephone number, including area code) (908) 740-4000


Not Applicable

(Former name, former address and former fiscal year, if changed since last report.)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:


¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).


Emerging growth company  ¨


If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ¨


Securities registered pursuant to Section 12(b) of the Act:


Title of each class  Trading Symbol(s)  Name of each exchange on which registered
Common Stock ($0.50 par value)  MRK  New York Stock Exchange
0.500% Notes due 2024  MRK 24  New York Stock Exchange
1.875% Notes due 2026  MRK/26  New York Stock Exchange
2.500% Notes due 2034  MRK/34  New York Stock Exchange
1.375% Notes due 2036  MRK 36A  New York Stock Exchange








Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangment of Certain Officers.


(b) On February 15, 2024, Peter C. Wendell gave notice to Merck & Co., Inc. (the “Company”) of his intention to retire from the Board of Directors of the Company (the “Board”) as of the Company’s 2024 Annual Meeting of Shareholders on May 28, 2024. Mr. Wendell’s retirement from the Board is not due to any disagreement with the Company with respect to any matter relating to the Company’s operations, policies or practices.







Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


    Merck & Co., Inc.
Date: February 20, 2024 By: /s/ Kelly E. W. Grez
    Kelly E. W. Grez
    Corporate Secretary


Feb. 15, 2024
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Feb. 15, 2024
Entity File Number 1-6571
Entity Registrant Name Merck & Co., Inc.
Entity Central Index Key 0000310158
Entity Tax Identification Number 22-1918501
Entity Incorporation, State or Country Code NJ
Entity Address, Address Line One 126 East Lincoln Avenue
Entity Address, City or Town Rahway
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07065
City Area Code 908
Local Phone Number 740-4000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock  
Document Information [Line Items]  
Title of 12(b) Security Common Stock ($0.50 par value)
Trading Symbol MRK
Security Exchange Name NYSE
0.500% Notes due 2024  
Document Information [Line Items]  
Title of 12(b) Security 0.500% Notes due 2024
Trading Symbol MRK 24
Security Exchange Name NYSE
1.875% Notes due 2026  
Document Information [Line Items]  
Title of 12(b) Security 1.875% Notes due 2026
Trading Symbol MRK/26
Security Exchange Name NYSE
2.500% Notes due 2034  
Document Information [Line Items]  
Title of 12(b) Security 2.500% Notes due 2034
Trading Symbol MRK/34
Security Exchange Name NYSE
1.375% Notes due 2036  
Document Information [Line Items]  
Title of 12(b) Security 1.375% Notes due 2036
Trading Symbol MRK 36A
Security Exchange Name NYSE

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