LANIGAN MATTHEW

PrivateCIK: 1672978
Location

THE WOODLANDS, TX

LANIGAN MATTHEW (VP and Pres of NMIS) sold 0.1% of their position (1K shares) of NPK INTERNATIONAL INC. on the open market

Open‑market sale worth $10.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderLANIGAN MATTHEWCIK 1672978
IssuerNPK INTERNATIONAL INC.CIK 71829
Officer· VP and Pres of NMIS
Since May 2019
-1K
Net shares
Net seller
$10.4K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
1K acquired · 2K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+1K

Price / share

$4.32

Trade value

$4.32K

% of position

0.1%
9/3/2025
1.10M1.10M

Common Stock

Direct
S · Sale

Shares

1K

Price / share

$10.38

Trade value

$10.38K

% of position

0.1%
9/3/2025
1.10M1.10M
Total

Net shares

+0.00

Net value

-$6.06K

Derivative Transactions1

Non-Qualified Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

1K shares

Shares

1K

Strike price

4.32

Held after

0.00

Exercisable

9/3/2025
LANIGAN MATTHEW — Insider Transaction (Form 4) Filed Sep 4, 2025 | Finecho