MRK Filing
4Filing Date: Jun 2, 2026
Merck & Co., Inc. (MRK) · Insider Trading (Form 4) SEC Filing
Statement of Changes in Beneficial Ownership
descriptionView SEC Filing
ACC: 0000310158-26-000161open_in_new
Total Value$220.0K
Trades2
Insiders1
Transaction Details
Seidman Christine E
Director·Direct
Grant · Acquire
Phantom StockDerivative
Shares+1.85K
Price$118.72
Total Value$220.0K
Shares Owned After21.23K
Transaction DateMay 29, 2026
Footnotes ▸
1-for-1 | Phantom stock units are to be settled 100% in cash upon reporting person's termination of service in accordance with a distribution schedule elected pursuant to the terms of the Plan for Deferred Payment of Directors' Compensation. | Phantom stock units are to be settled 100% in cash upon reporting person's termination of service in accordance with a distribution schedule elected pursuant to the terms of the Plan for Deferred Payment of Directors' Compensation. | Holdings include shares acquired in dividend reinvestment transactions.
Seidman Christine E
Director·Direct
Common Stock
Shares0
Price-
Total Value$0
Shares Owned After100
Post-Transaction Holdings
Seidman Christine E
| Security | Shares | Change |
|---|---|---|
| Common Stock | 100 | - |
| Phantom Stock | 21.23K | +1.85K (9.56%) |
Original SEC Filing Textexpand_more
=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-05-29
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: Merck & Co., Inc. (MRK)
CIK: 0000310158
--- Reporting Owner ---
Name: Seidman Christine E
CIK: 0001805745
Role: Director
--- Derivative Transactions ---
[Transaction #1]
Security: Phantom Stock
Date: 2026-05-29 | Code: A (Grant or award)
Shares: +1,853.0997 | Price: $118.72
Shares Owned After: 21,228.0394 | Ownership: D (Direct)
Footnotes:
[F1] 1-for-1
[F2] Phantom stock units are to be settled 100% in cash upon reporting person's termination of service in accordance with a distribution schedule elected pursuant to the terms of the Plan for Deferred Payment of Directors' Compensation.
[F2] Phantom stock units are to be settled 100% in cash upon reporting person's termination of service in accordance with a distribution schedule elected pursuant to the terms of the Plan for Deferred Payment of Directors' Compensation.
[F3] Holdings include shares acquired in dividend reinvestment transactions.
--- Holdings ---
[Holding #1]
Security: Common Stock
Ownership: D (Direct)
--- Footnotes (Complete Index) ---
F1: 1-for-1
F2: Phantom stock units are to be settled 100% in cash upon reporting person's termination of service in accordance with a distribution schedule elected pursuant to the terms of the Plan for Deferred Payment of Directors' Compensation.
F3: Holdings include shares acquired in dividend reinvestment transactions.
--- Signature ---
/s/ /s/ Kelly E. W. Grez as Attorney-in-Fact for Christine E. Seidman (2026-06-02)