Caroline Litchfield - Apr 29, 2025 Form 4 Insider Report for Merck & Co., Inc. (MRK)

Role
EVP & CFO
Signature
/s/ Kelly E. W. Grez as attorney-in-fact for Caroline Litchfield
Stock symbol
MRK
Transactions as of
Apr 29, 2025
Transactions value $
$0
Form type
4
Date filed
5/1/2025, 06:15 PM
Previous filing
Mar 20, 2025

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding MRK Common Stock 74.3K Apr 29, 2025 Direct

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 +11.8K $0.00 11.8K Apr 29, 2025 Common Stock 11.8K Direct F1, F2
transaction MRK Stock Option (Right to Buy) Award $0 +53.7K $0.00 53.7K Apr 29, 2025 Common Stock 53.7K $84.71 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.
F2 These restricted stock units vest and are distributed as shares of Merck & Co., Inc. common stock in three equal installments on 4/29/2026, 4/29/2027 and 4/29/2028.
F3 The option vests and becomes exercisable in three equal installments on 4/29/2026, 4/29/2027 and 4/29/2028.