Richard R. DeLuca - 03 May 2022 Form 4 Insider Report for Merck & Co., Inc. (MRK)

Role: EVP&Pres, Merck Animal Heallth
Signature: /s/ Kelly E. W. Grez as Attorney-in-Fact for Richard R. DeLuca, Jr.
Issuer symbol: MRK
Transactions as of: 03 May 2022
Net transactions value: $0
Form type: 4
Filing time: 05 May 2022, 17:01:37 UTC
Previous filing: 28 Feb 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
holding	MRK	Common Stock						134,959	03 May 2022	Direct	F1
holding	MRK	Common Stock - 401(k) Plan						1,175	03 May 2022	By 401(k)	F2

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	Stock Option (Right to Buy)	Award	$0	+58,252		$0.000000	58,252	03 May 2022	Common Stock	58,252	$87.10	Direct	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	Includes shares acquired and dividends earned through April 7, 2022 in the Merck U.S. Savings Plan, a 401(k) plan.
F3	The option vests and becomes exercisable in equal installments on 5/3/2023, 5/3/2024 and 5/3/2025.