Insider trade

Officer received an award of 9,865 MRK shares

Traded Jan 26, 2026 · Filed Jan 28, 2026

MerckMRK

9,865
Shares · @ $107.40

Why it stands out

Compensation award — excluded from discretionary-purchase analysis.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Jan 26, 2026
Reporting period: Not applicable
Filed with the SEC: Jan 28, 2026

OfficerGrant / award

Context

Classification

grant award

Code A — grant or award

Planned / mechanical clue

Footnote references dividend reinvestment

Only flagged when a footnote says so; never inferred

Source receipt

Record ID: 0000310158-26-000014
Filed / recorded

Jan 28, 2026, 9:08 PM UTC

Added to OQRO

Oct 2, 2026, 3:52 AM UTC

Parser

form4-xml-v1

Data quality

Verified: identifiers matched exactly

Issuer

Merck & Co., Inc.

Issuer CIK

310158

Ticker

MRK

Reporting person

Chirfi Guindo

Relationship

Officer

Officer title

Chief Marketing Officer

Security

Common Stock

Table

Non-derivative (Table I)

Transaction date

Jan 26, 2026

Transaction code

A

Shares / units

9,865

Price per share

$107.40

Acquired / disposed

Acquired (A)

Shares owned after

100,615.127

Ownership form

Direct

Amendment

No

Footnotes from the filing

Distribution of net after tax shares of common stock on satisfaction of performance criteria for performance share units granted on 3/31/23. Performance shares were paid out at 94 percent of target awards. Includes dividends accrued over the three-year performance period ending December 31, 2025.
Holdings include shares acquired in dividend reinvestment transactions.

Around the same time

Officer sold8mo ago

~$1.21MReported value · 10K sh @ $121.4562

Merck's Chief Marketing Officer sold $1.21M of Merck shares. Nobody planned it ahead of time.

Why it stands out Official record

Officer sold8mo ago

~$1.2MReported value · 10K sh @ $117.5226

Merck's Executive VP & President, MRL sold $1.2M of Merck shares. Nobody planned it ahead of time.

Why it stands out Official record

Officer sold8mo ago

~$1.18MReported value · 10K sh @ $118.4101

Merck's Chief Marketing Officer sold $1.18M of Merck shares. Nobody planned it ahead of time.

Why it stands out Official record