ZACHARY JENNIFER

PrivateCIK: 1737231
Location

RAHWAY, NJ

ZACHARY JENNIFER (EVP, General Counsel) exercised options at MERCK & CO., INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderZACHARY JENNIFERCIK 1737231
IssuerMERCK & CO., INC.CIK 310158
Officer· EVP, General Counsel
Since May 2019
-1.45K
Net shares
Net seller
$160.0K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
2.95K acquired · 4.41K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+2.95K

Price / share

$110.03

Trade value

$324.70K

% of position

4.3%
4/29/2026
69.40K72.35K

Common Stock

Direct
F · Tax Withholding

Shares

1.45K

Price / share

$110.03

Trade value

$159.98K

% of position

2.0%
4/29/2026
72.35K70.90K
Total

Net shares

+1.50K

Net value

$164.71K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

2.95K shares

Shares

2.95K

Strike price

Held after

5.90K

Exercisable

4/29/2026
ZACHARY JENNIFER — Insider Transaction (Form 4) Filed May 1, 2026 | Finecho