NWPX Infrastructure Director Keith R. Larson Sells 1,250 Shares

What Happened
Keith R. Larson, a director of NWPX Infrastructure, sold 1,250 shares in an open-market sale on August 17, 2026. The weighted average sale price was $115.86 per share, for aggregate proceeds of approximately $144,829. This was a sale (code S), not a purchase.

Key Details

• Transaction date: 2026-08-17 (reported on Form 4 filed 2026-08-18) — filing was timely.
• Price: weighted average $115.86/share; trades executed across a range of $114.50 to $117.42 per share.
• Shares sold: 1,250; total proceeds ≈ $144,829.
• Shares owned after transaction: Not disclosed in this filing.
• Footnotes: Transaction executed under a 10b5-1 trading plan adopted 05-18-2026; reporting person notes they can provide breakdown of number of shares sold at each price within the stated range upon request.
• Transaction code: S = Sale.

Context
Sales made under a 10b5-1 plan are typically pre-arranged and may be routine disposition activity rather than an ad hoc market-timing decision. This filing is factual disclosure of the sale; it does not provide motivation or broader ownership context beyond what is reported.