NWPX Infrastructure, Inc.·4

Mar 17, 3:57 PM ET

MONTROSS SCOTT J 4

4 · NWPX Infrastructure, Inc. · Filed Mar 17, 2026

Research Summary

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NWPX CEO Scott J. Montross Sells 2,500 Shares

What Happened Scott J. Montross, President & CEO of NWPX Infrastructure, Inc. (NWPX), sold 2,500 shares on 2026-03-16 in an open-market/private sale at a weighted average price of $71.44 per share for total proceeds of approximately $178,600. The filing indicates the transaction was executed under a pre-established 10b5-1(c) trading plan.

Key Details

  • Transaction date: 2026-03-16; Form 4 filed: 2026-03-17 (appears timely).
  • Sale type/code: S (Disposition) — open market/private sale.
  • Price and proceeds: weighted average price $71.44; total ~$178,600.
  • Multiple trades: reported price is a weighted average; reporting person can provide per-trade prices on request (footnote F2).
  • 10b5-1 plan: adoption date 12/03/2025 (footnote F1) — sale appears to have been pre-arranged.
  • Shares owned after transaction: not disclosed in the provided filing.
  • Related equity awards disclosed: Restricted Stock Units (RSUs) — 1 RSU = right to 1 share; vest in installments Jan 2027, 2028, 2029 (F3–F4). Performance Shares vest in March 2026–2029 and are earned 0–200% based on NWPX total EBITDA margin (F5–F6).

Context Sales executed under a 10b5-1 plan are typically pre-scheduled and do not necessarily reflect the insider’s current view of the company. The filing also details outstanding time- and performance-based awards (RSUs and Performance Shares) with multi-year vesting schedules that may affect future insider holdings. This report is a routine disclosure of an insider sale; no late filing flag was indicated.

Insider Transaction Report

Form 4
Period: 2026-03-16
MONTROSS SCOTT J
President & CEO
Transactions
  • Sale

    Common Stock

    [F1][F2]
    2026-03-16$71.44/sh2,500$178,60068,477 total
Holdings
  • Restricted Stock Units

    [F3][F4]
    Common Stock (13,305 underlying)
    13,305
  • Performance Shares

    [F5][F6]
    Common Stock (63,820 underlying)
    63,820
Footnotes (6)
  • [F1]Adoption date of referenced 10b5-1(c) plan is: 12/03/2025
  • [F2]This transaction was executed in multiple trades. The price reported reflects the weighted average sale price. The Reporting Person 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 set forth in this footnote.
  • [F3]Each Restricted Stock Unit represents a contingent right to receive one share of NWPX common stock.
  • [F4]The Restricted Stock Units vest in installments in January of 2027, 2028 and 2029.
  • [F5]Performance Shares vest in an amount ranging from 0-200% to the extent such Performance Shares are earned. Performance Shares are earned based on NWPX's total EBITDA margin over the measurement period.
  • [F6]The Performance Shares vest in installments in March of 2026, 2027, 2028 and 2029.
Signature
/s/ Megan Kendrick|2026-03-17

Documents

1 file
  • 4
    rdgdoc.xmlPrimary

    FORM 4