OOSTHUIZEN JOHANNES JACOBUS

PrivateCIK: 1916310
Location

RAHWAY, NJ

InsiderOOSTHUIZEN JOHANNES JACOBUSCIK 1916310
IssuerMERCK & CO., INC.CIK 310158
Officer· SVP, U.S. Market
Since Feb 2022
+41.65K
Net shares
Net buyer
$0.00
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
41.65K acquired
Non-Derivative Transactions0
No non-derivative transactions reported
Derivative Transactions2

Restricted Stock Unit

Direct
A · Award
Converts to

Common Stock

10.61K shares

Shares

+10.61K

Strike price

Held after

10.61K

Exercisable

5/5/2026

Stock Option (Right to Buy)

Direct
A · Award
Converts to

Common Stock

31.04K shares

Shares

+31.04K

Strike price

113.15

Held after

31.04K

Exercisable

5/5/2026
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Direct
Shares owned21.90K
Total
21.90K direct21.90K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
OOSTHUIZEN JOHANNES JACOBUS — Insider Transaction (Form 4) Filed May 7, 2026 | Finecho