Johannes Jacobus Oosthuizen - 03 May 2022 Form 4 Insider Report for Merck & Co., Inc. (MRK)

Role: SVP, U.S. Market
Signature: /s/ Kelly E. W. Grez, as attorney-in-fact for Johannes Oosthuizen
Issuer symbol: MRK
Transactions as of: 03 May 2022
Net transactions value: +$34,359
Form type: 4
Filing time: 04 May 2022, 17:30:58 UTC
Previous filing: 03 May 2022
Next filing: 01 Nov 2022
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	$67,753	+773	+5.7%	$87.65	14,435	03 May 2022	Direct
transaction	MRK	Common Stock	Tax liability	$33,395	-381	-2.6%	$87.65	14,054	03 May 2022	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	-773	-100%	$0.000000^*	0	03 May 2022	Common Stock	773		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 5/3/2020, 5/3/2021 and 5/3/2022.