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

Signature
/s/ Kelly E. W. Grez as Attorney-in-Fact for Sanat Chattopadhyay
Issuer symbol
MRK
Transactions as of
29 Apr 2025
Net transactions value
$0
Form type
4
Filing time
01 May 2025, 18:12:34 UTC
Previous filing
01 Apr 2025
Next filing
02 Jul 2025

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding MRK Common Stock 7,000 29 Apr 2025 By GRAT February 2024 F1
holding MRK Common Stock 50,622 29 Apr 2025 By GRAT May 2024 F2
holding MRK Common Stock 53,417 29 Apr 2025 By GRAT February 2025 F3
holding MRK Common Stock 74,289 29 Apr 2025 By GRAT April 2025 F4

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 +7,791 $0.000000 7,791 29 Apr 2025 Common Stock 7,791 Direct F5, F6
transaction MRK Stock Option (Right to Buy) Award $0 +35,465 $0.000000 35,465 29 Apr 2025 Common Stock 35,465 $84.71 Direct F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reporting person serves as the sole trustee of, and maintains complete investment control over, the Sanat Chattopadhyay February 2024 Grantor Retained Annuity Trust.
F2 The reporting person serves as the sole trustee of, and maintains complete investment control over, the Sanat Chattopadhyay May 2024 Grantor Retained Annuity Trust.
F3 The reporting person serves as the sole trustee of, and maintains complete investment control over, the Sanat Chattopadhyay February 2025 Grantor Retained Annuity Trust.
F4 The reporting person serves as the sole trustee of, and maintains complete investment control over, the Sanat Chattopadhyay April 2025 Grantor Retained Annuity Trust.
F5 Each restricted stock unit represents a contingent right to receive one share of Merck & Co., Inc. common stock.
F6 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.
F7 The option vests and becomes exercisable in three equal installments on 4/29/2026, 4/29/2027 and 4/29/2028.