Lori Briggs sold $152K of NPKI stock

Lori Briggs, VP & President, Ind. Solutions of NPK International Inc. (NPKI), sold 10,446 shares of NPKI stock worth $152K, per an SEC Form 4 filed Jun 3, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Jun 1, 2026, 2 days before it was made public.

NPKI has moved -37.6% since the trade date, from $14.31 to $8.93 (Nov 9, 2026 close).