NPK International CEO Sells $2.4 Million Worth of Shares
Matthew Lanighan, President and CEO of NPK International (ticker: NPKI), sold 167,375 shares for approximately $2.4 million under a prearranged Rule 10b5-1 trading plan. The transaction reduced his direct ownership by about 40%, though he retains significant indirect holdings through trusts.

Tickers: $NPKI
Topics: executive sale Rule 10b5-1 plan SEC filing