ML
Matthew Lanigan
DELAYED 1 MONTH
Director, President & CEO
NPK International Inc.
Filings
3
Companies
1
Latest
Jun 3, 2026
Transactions
Signal
Ticker / Company
Insider
Transaction
Value
Filed
79
NPK International Inc.
Matthew Lanigan
Director, President & CEO
Sale
$2.4M
167,375 sh
Jun 5 8:22 PM
Jun 3, 2026
—
NPK International Inc.
Matthew Lanigan
Director, President & CEO
Option Exercise
—
100,188 sh
Jun 3 10:55 PM
Jun 1, 2026