Matthew James Warren

Chief Accounting Officer

Chief Accounting Officer at NPK International Inc., filing insider transactions on 2026-09-09.

Total Purchases

—

0 transactions

Total Sales

$40K

1 transaction

Companies Traded

1

1 total filings

Active Since

2026-09-09

Last: 2026-09-09

Companies

NPK International Inc.

Other Reporting Insiders at NPK International Inc.

Transaction History

Date	Ticker	Type	Shares	Price	Value	Owned After
2026-09-09	NPKI	Sale	2,991	$13.41	$40K	51.4K	SEC ↗

Matthew James Warren (NPK International Inc.) Insider Trades | Tormere