NWPX Infrastructure SVP Stokes sells 12,631 shares

Separate reported positions include 3,654 restricted stock units and 10,959 performance shares.

Rhea-AI Filing Summary

NWPX Infrastructure, Inc.'s SVP and Group President of WTS, Eric Stokes, sold 12,631 shares of common stock on October 2, 2026, at a weighted average price of $105.8646 per share under a Rule 10b5-1(c) plan adopted May 29, 2026. He held 12,643 shares directly after the sale. The shares were sold in multiple trades at prices ranging from $105.2500 to $107.2700 per share.

Insider Trade Summary 10b5-1

Net Seller: 12,631 shares

Net Sell 3 txns

Insider Stokes Eric

Role SVP and Group President of WTS

Sold 12,631 shs ($1.34M)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	12,631	$105.8646	$1.34M
holding	Restricted Stock Units F3, F4	--	--	--
holding	Performance Shares F5, F6	--	--	--

Holdings After Transaction: Common Stock — 12,643 shares (Direct); Restricted Stock Units — 3,654 contracts (Direct); Performance Shares — 10,959 contracts (Direct)

Footnotes (6)

1. F1. Adoption date of referenced 10b5-1(c) plan is: 05/29/2026
2. F2. This transaction was executed in multiple trades at prices ranging from $105.2500 to $107.2700 per share. 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.
3. F3. Each Restricted Stock Unit represents a contingent right to receive one share of NWPX common stock.
4. F4. The Restricted Stock Units vest in installments in January of 2027, 2028 and 2029.
5. 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.
6. F6. The Performance Shares vest in installments in March of 2027, 2028 and 2029.

Key Figures

Common shares sold: 12,631 shares Weighted average sale price: $105.8646 per share Direct common shares following sale: 12,643 shares +3 more

6 metrics

Common shares sold 12,631 shares October 2, 2026

Weighted average sale price $105.8646 per share October 2, 2026

Direct common shares following sale 12,643 shares After the October 2, 2026 sale

Restricted stock units 3,654 units Reported position

Performance shares 10,959 shares Reported position

Performance share vesting range 0-200% To the extent earned based on NWPX's total EBITDA margin over the measurement period

Key Terms

Rule 10b5-1(c) plan, weighted average sale price, Restricted Stock Units, Performance Shares, +1 more

5 terms

Rule 10b5-1(c) plan regulatory

"Adoption date of referenced 10b5-1(c) plan"

weighted average sale price financial

"The price reported reflects the weighted average sale price"

Restricted Stock Units financial

"Each Restricted Stock Unit represents a contingent right"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Performance Shares financial

"Performance Shares are earned based on NWPX's total EBITDA margin"

Performance shares are a type of company stock given to executives or employees that only become theirs if the company meets specific goals, like hitting certain profits or growth targets. They motivate leaders to work toward the company’s success, because their additional shares depend on achieving these results.

total EBITDA margin financial

"NWPX's total EBITDA margin over the measurement period"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many NWPX shares did Eric Stokes sell, and at what price?

Eric Stokes sold 12,631 shares of common stock on October 2, 2026, at a weighted average price of $105.8646 per share. The sale was executed in multiple trades at prices ranging from $105.2500 to $107.2700 per share under a Rule 10b5-1(c) plan adopted May 29, 2026.

When do Eric Stokes's NWPX restricted stock units and performance shares vest?

The 3,654 restricted stock units vest in installments in January of 2027, 2028 and 2029; each unit represents a contingent right to receive one NWPX common share. The 10,959 performance shares vest in installments in March of 2027, 2028 and 2029, at 0-200% to the extent earned based on NWPX's total EBITDA margin over the measurement period.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/06/2026 - 04:05 PM Accepted by SEC EDGAR 10/06/2026 - 04:04 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Stokes Eric

(Last) (First) (Middle)

201 NE PARK PLAZA DRIVE

SUITE 100

(Street)

VANCOUVER WASHINGTON 98684

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NWPX Infrastructure, Inc. [ NWPX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP and Group President of WTS

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/02/2026		S(1)		12,631(1)	D	$105.8646(2)	12,643	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(3)							(4)	(4)	Common Stock	3,654(3)		3,654	D
Performance Shares	(5)							(6)	(6)	Common Stock	10,959(5)		10,959	D

Explanation of Responses:

1. Adoption date of referenced 10b5-1(c) plan is: 05/29/2026

2. This transaction was executed in multiple trades at prices ranging from $105.2500 to $107.2700 per share. 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.

3. Each Restricted Stock Unit represents a contingent right to receive one share of NWPX common stock.

4. The Restricted Stock Units vest in installments in January of 2027, 2028 and 2029.

5. 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.

6. The Performance Shares vest in installments in March of 2027, 2028 and 2029.

	/s/ Eric Stokes	10/06/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)