Dalton E. Smart III - 30 Apr 2024 Form 4 Insider Report for Merck & Co., Inc. (MRK)

Role: SVP Fin. - Global Controller
Signature: /s/ Kelly E. W. Grez, attorney-in-fact for Dalton Smart
Issuer symbol: MRK
Transactions as of: 30 Apr 2024
Net transactions value: +$32,200
Form type: 4
Filing time: 02 May 2024, 16:23:48 UTC
Previous filing: 24 Jan 2024
Next filing: 06 May 2024
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	$49,073	+381	+14%	$128.80	3,048	02 May 2024	Direct
transaction	MRK	Common Stock	Tax liability	$16,873	-131	-4.3%	$128.80	2,917	02 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	Award	$0	+1,393		$0.000000	1,393	30 Apr 2024	Common Stock	1,393		Direct	F2, F3
transaction	MRK	Stock Option (Right to Buy)	Award	$0	+7,031		$0.000000	7,031	30 Apr 2024	Common Stock	7,031	$129.22	Direct	F4
transaction	MRK	Restricted Stock Unit	Options Exercise	$0	-381	-33%	$0.000000	764	02 May 2024	Common Stock	381		Direct	F2, F5

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

Explanation of Responses:

Id	Content
F1	Includes .041 shares of Merck & Co., Inc. common stock not previously reported due to a clerical error.
F2	Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.
F3	These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 4/30/2025, 4/30/2026 and 4/30/2027.
F4	The option vests and becomes exercisable in three equal installments on 4/30/2025, 4/30/2026 and 4/30/2027.
F5	These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 5/2/2024, 5/2/2025 and 5/2/2026.