$NPKI (NPK INTERNATIONAL) — 8-K: NPK CFO Gregg Piontek to retire by Aug 31, 2027; search for successor underway

NPK International Inc. announced that Senior Vice President and CFO Gregg Piontek, CFO since 2011, will retire on or before August 31, 2027, upon the Board's appointment of a successor. The Company has initiated a formal search with a global executive search firm and does not expect the transition to affect its previously announced financial outlook or strategic priorities. The Board appointed Matthew Warren as Chief Accounting Officer effective August 31, 2026, succeeding Piontek as principal accounting officer.

NPK International Inc. announced that Senior Vice President and CFO Gregg Piontek, CFO since 2011, will retire on or before August 31, 2027, upon the Board's appointment of a successor. The Company has initiated a formal search with a global executive search firm and does not expect the transition to affect its previously announced financial outlook or strategic priorities. The Board appointed Matthew Warren as Chief Accounting Officer effective August 31, 2026, succeeding Piontek as principal accounting officer.