MARALDO DAVID R.

PrivateCIK: 2126478
Location

RAHWAY, NJ

MARALDO DAVID R. (EVP & Pres. MMD) sold 50.7% of their position (18.71K shares) of MERCK & CO., INC. on the open market

Open‑market sale worth $2.41M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderMARALDO DAVID R.CIK 2126478
IssuerMERCK & CO., INC.CIK 310158
Officer· EVP & Pres. MMD
Since May 2026
-18.71K
Net shares
Net seller
$2.41M
Total sold
3
Open market trades
0B · 3S
9
Total transactions
18.71K acquired · 37.41K disposed
Non-Derivative Transactions6

Common Stock

Direct
M · Option Exercise

Shares

+6.31K

Price / share

$73.73

Trade value

$465.31K

% of position

34.7%
8/5/2026
18.21K24.52K

Common Stock

Direct
S · Sale

Shares

6.31K

Price / share

$128.72

Trade value

$812.34K

% of position

25.7%
8/5/2026
24.52K18.21K

Common Stock

Direct
M · Option Exercise

Shares

+9.71K

Price / share

$87.10

Trade value

$845.65K

% of position

53.3%
8/5/2026
18.21K27.92K

Common Stock

Direct
S · Sale

Shares

9.71K

Price / share

$128.72

Trade value

$1.25M

% of position

34.8%
8/5/2026
27.92K18.21K

Common Stock

Direct
M · Option Exercise

Shares

+2.69K

Price / share

$84.71

Trade value

$227.53K

% of position

14.7%
8/5/2026
18.21K20.90K

Common Stock

Direct
S · Sale

Shares

2.69K

Price / share

$128.72

Trade value

$345.74K

% of position

12.9%
8/5/2026
20.90K18.21K
Total

Net shares

+0.00

Net value

-$869.30K

Derivative Transactions3

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

6.31K shares

Shares

6.31K

Strike price

73.73

Held after

3.15K

Exercisable

8/5/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

9.71K shares

Shares

9.71K

Strike price

87.10

Held after

0.00

Exercisable

8/5/2026

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

2.69K shares

Shares

2.69K

Strike price

84.71

Held after

5.37K

Exercisable

8/5/2026