NWPX Infrastructure, Inc. — Director's Dealing 2026

Mar 17, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NWPX Infrastructure, Inc. (NWPX)
CIK: 0001001385
Period of Report: 2026-03-16

Reporting Person: MONTROSS SCOTT J (President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-03-16	Common Stock	S	2500	$71.44	Disposed	68477	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (13305)	13305	Direct
Performance Shares	$		Common Stock (63820)	63820	Direct

Footnotes

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.