InsidersTradesSigma
Explore the complete record of transactions filed by Piontek Gregg, Chief Financial Officer. Director active across 3 companies, notably NPK International Inc.. Aggregated, 5 reports have been recorded. Total volume traded: €876k. The latest transaction was filed on 1 April 2026 (Cession). Regulator: SEC (Form 4). The full history is free.
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Piontek Gregg is Senior Vice President and Chief Financial Officer at NPK International Inc. and Newpark Resources Inc. He oversees the financial operations of the companies, including budgeting and risk management. With a strong background in finance, Piontek plays a crucial role in the financial strategy of NPK and Newpark, contributing to their growth and profitability.