Scott J. Montross - 15 Jan 2026 Form 4 Insider Report for NWPX Infrastructure, Inc. (NWPX)

Signature
/s/ Megan Kendrick
Issuer symbol
NWPX
Transactions as of
15 Jan 2026
Net transactions value
-$226,721
Form type
4
Filing time
20 Jan 2026, 16:10:52 UTC
Previous filing
13 Nov 2025
Next filing
10 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
MONTROSS SCOTT J President & CEO 201 NE PARK PLAZA DRIVE, SUITE 100, VANCOUVER /s/ Megan Kendrick 20 Jan 2026 0001228503

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction NWPX Common Stock Options Exercise +2,869 +4.2% 71,650 15 Jan 2026 Direct F1
transaction NWPX Common Stock Tax liability $89,150 -1,287 -1.8% $69.27 70,363 15 Jan 2026 Direct F2
transaction NWPX Common Stock Options Exercise +2,585 +3.7% 72,948 15 Jan 2026 Direct F1
transaction NWPX Common Stock Tax liability $69,062 -997 -1.4% $69.27 71,951 15 Jan 2026 Direct F2
transaction NWPX Common Stock Options Exercise +2,515 +3.5% 74,466 15 Jan 2026 Direct F1
transaction NWPX Common Stock Tax liability $68,508 -989 -1.3% $69.27 73,477 15 Jan 2026 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction NWPX Restricted Stock Options Exercise -2,869 -18% 12,716 15 Jan 2026 Common Stock 2,869 Direct F3, F4
transaction NWPX Restricted Stock Options Exercise -2,585 -20% 10,131 15 Jan 2026 Common Stock 2,585 Direct F3, F5
transaction NWPX Restricted Stock Options Exercise -2,515 -25% 7,616 15 Jan 2026 Common Stock 2,515 Direct F3, F6
holding NWPX Performance Shares 46,752 15 Jan 2026 Common Stock 46,752 Direct F7, F8
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares acquired pursuant to vesting of Restricted Stock Units.
F2 Represents shares withheld by the issuer for payment of taxes incurred upon vesting event consistent with company policy.
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 as follows: 1/3 on January 15, 2024, 1/3 on January 15, 2025 and 1/3 on January 15, 2026.
F5 The Restricted Stock Units vest in installments as follows: 1/3 on January 15, 2025, 1/3 on January 15, 2026 and 1/3 on January 15, 2027.
F6 The Restricted Stock Units vest in installments as follows: 1/3 on January 15, 2026, 1/3 on January 15, 2027 and 1/3 on January 14, 2028.
F7 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.
F8 The Performance Shares vest in installments in March of 2026, 2027 and 2028.