Director John C. Minge filed a Form 4 with the SEC on November 3, 2026, disclosing an open-market purchase of 15,000 shares of NPK International Inc. common stock on November 2, 2026.

Key Highlights

  • Reporting person: John C. Minge, identified as a Director of NPK International Inc.
  • Transaction: Purchase (transaction code P) of 15,000 shares of common stock on November 2, 2026.
  • Price: Weighted average price of $9.24 per share, with individual transactions ranging from $9.13 to $9.30, inclusive.
  • Post-transaction ownership: Minge directly holds 268,942 shares of common stock following the reported transaction.
  • Open-market purchase: Shares were acquired in multiple open-market transactions, according to the filing.

Minge's November 2026 Open-Market Purchase of NPK International Common Stock

According to the Form 4 filed on November 3, 2026, John C. Minge, a director of NPK International Inc. (NASDAQ:NPKI), purchased 15,000 shares of the company's common stock on November 2, 2026. The filing reports a weighted average price of $9.24 per share and discloses that the shares were acquired through multiple open-market transactions at prices ranging from $9.13 to $9.30, inclusive.

The filing notes that Minge "undertakes to provide to NPK International Inc., any security holder of NPK International Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote (1) to this Form 4." Following the reported acquisition, Minge's direct beneficial ownership in NPK International common stock stands at 268,942 shares, as disclosed in the filing.

The Form 4 was signed on November 3, 2026, by M. Celeste Fruge on behalf of John C. Minge. No derivative securities transactions were reported in connection with this filing. The filing does not indicate that the transaction was made pursuant to a Rule 10b5-1 trading plan.

What Was Disclosed

A Form 4 filed November 3, 2026, discloses that NPK International Director John C. Minge purchased 15,000 shares of common stock on November 2, 2026, at a weighted average price of $9.24, bringing his direct holdings to 268,942 shares.