Scott J. Montross, President and CEO of NWPX Infrastructure, Inc. (NASDAQ:NWPX), filed a Form 4 on August 18, 2026, disclosing the sale of 2,500 shares of common stock on August 17, 2026, under a pre-established Rule 10b5-1(c) trading plan.

Key Highlights

  • Shares sold: 2,500 shares of common stock disposed of on August 17, 2026.
  • Weighted average price: $115.1274 per share, with individual trades ranging from $113.92 to $116.16 per share.
  • Remaining direct ownership: 73,629 shares of common stock held directly following the transaction.
  • 10b5-1 plan: The sale was made pursuant to a plan adopted on May 5, 2026.
  • Restricted Stock Units: 13,305 RSUs beneficially owned, vesting in installments in January 2027, 2028, and 2029.
  • Performance Shares: 39,916 Performance Shares beneficially owned, vesting in installments in March 2027, 2028, and 2029, based on NWPX's total EBITDA margin over the measurement period.

Montross Sale Details and Derivative Holdings at NWPX Infrastructure

According to the filing, Scott J. Montross, who serves as President and CEO of NWPX Infrastructure, Inc. and is listed at 201 NE Park Plaza Drive, Suite 100, Vancouver, Washington 98684, sold 2,500 shares of NWPX common stock on August 17, 2026. The transaction was executed in multiple trades at prices ranging from $113.92 to $116.16 per share, with a weighted average sale price of $115.1274. The filing notes that Montross "undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range."

The sale was conducted under a Rule 10b5-1(c) plan with an adoption date of May 5, 2026, as indicated by the checked box on the filing and the accompanying footnote. Following the reported transaction, Montross directly holds 73,629 shares of common stock, according to the filing.

The filing also discloses derivative securities held by Montross. He holds 13,305 Restricted Stock Units (RSUs), each representing a contingent right to receive one share of NWPX common stock, vesting in installments in January of 2027, 2028, and 2029. Additionally, he holds 39,916 Performance Shares, which the filing states "vest in an amount ranging from 0-200% to the extent such Performance Shares are earned," with earnings based on NWPX's total EBITDA margin over the measurement period. These Performance Shares vest in installments in March of 2027, 2028, and 2029. All holdings are held directly.

What Was Disclosed

The Form 4 reports a single open-market sale of 2,500 common shares by the President and CEO of NWPX Infrastructure, executed under a pre-established 10b5-1 plan, along with beneficial ownership of 13,305 RSUs and 39,916 Performance Shares.