NPK International (NYSE:NPKI)is a global oilfield and industrial services firm that operates across energy markets.
Matthew Lanighan, NPK’s President and CEO, recently sold 167,375 shares of common stock for a total consideration of approximately $2.42 million, according to a SEC Form 4 filing
Transaction summary Transaction value based on SEC Form 4 weighted average purchase price ($14.43); post-transaction value based on June 3, 2026, market close ($14.43). Key questions – How does this sale compare to Lanigan’s historical trading activity? This is Lanigan’s second sale in the month of June.
Two days earlier, he acquired shares from vesting restricted stock units (RSUs), selling a portion of the award to cover taxes. – What is the impact on Lanigan’s ownership and control? Direct ownership decreased by about 40% to 254,699 shares, while his substantial indirect holdings of 770,249 shares via trust remained intact, maintaining a total beneficial position of approximately 1.02 million shares, or 0.30% of outstanding shares as of the latest available data. – Was the transaction part of a prearranged trading plan, and what does that imply? The sale was executed automatically under a Rule 10b5-1 plan adopted on March 4, 2026, indicating a scheduled, non-discretionary liquidity event rather than a reactive response to market conditions. – How does the transaction value relate to current market pricing and company performance?