WHITE DOUGLAS L
NPKIWHITE DOUGLAS L serves as VP, CAO & Treasurer at NPK International Inc. (NPKI). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.
WHITE DOUGLAS L's Insider Trading at NPK International Inc. (NPKI)
Buys
0 · $0.00
Sells
1 · $127.1K
Total Shares Bought
0
Total Shares Sold
15,713
Related Insiders
Gregg Piontek
Senior Vice President and CFO
NPKISell · Apr 10, 2026
Mary Celeste Fruge
VP, General Counsel
NPKISell · Mar 18, 2026
Michael A Lewis
Director
NPKISell · Feb 25, 2026
Lori Briggs
VP & President, Ind. Solutions
NPKISell · Oct 1, 2025
LANIGAN MATTHEW
President & CEO
NPKISell · Sep 3, 2025
Claudia Michel Meer
Director
NPKIBuy · May 19, 2025
CUTILLO JOSEPH A
Director
NPKIBuy · May 8, 2025