Johannes Jacobus Oosthuizen - 04 May 2024 Form 4 Insider Report for Merck & Co., Inc. (MRK)

Role: President, U.S. Market
Signature: /s/ Kelly E. W. Grez, as attorney-in-fact for Johannes Oosthuizen
Issuer symbol: MRK
Transactions as of: 04 May 2024
Net transactions value: +$58,910
Form type: 4
Filing time: 06 May 2024, 16:01:39 UTC
Previous filing: 02 May 2024
Next filing: 29 Jan 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MRK	Common Stock	Options Exercise	$116,289	+912	+3.9%	$127.51	24,271	04 May 2024	Direct
transaction	MRK	Common Stock	Tax liability	$57,380	-450	-1.9%	$127.51	23,821	04 May 2024	Direct	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MRK	Restricted Stock Unit	Options Exercise	$0	-912	-100%	$0.000000^*	0	04 May 2024	Common Stock	912		Direct	F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Holdings include shares acquired in dividend reinvestment transactions.
F2	Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.
F3	These restricted stock units vested and were distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/4/2022, 5/4/2023 and 5/4/2024.