NWPX Infrastructure director sells 4,000 shares

A director of NWPX Infrastructure, Inc. sold 4,000 shares under a pre-arranged Rule 10b5-1 trading plan and now directly holds 30,340 shares.

Rhea-AI Filing Summary

NWPX Infrastructure, Inc. (NWPX) director Richard A. Roman reported selling 4,000 shares of common stock on September 8, 2026 in an open-market transaction at a weighted average price of $105.7192 per share. The sale was made under a Rule 10b5-1(c) trading plan adopted on June 9, 2026, and left him holding 30,340 shares directly.

Insider Trade Summary 10b5-1

Net Seller: 4,000 shares

Net Sell 1 txn

Insider ROMAN RICHARD A

Role Director

Sold 4,000 shs ($423K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	4,000	$105.7192	$423K

Holdings After Transaction: Common Stock — 30,340 shares (Direct)

Footnotes (2)

1. F1. Adoption date of referenced 10b5-1(c) plan is: 06-09-2026
2. F2. This transaction was executed in multiple trades at prices ranging from $105.0000 to $107.7650 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.

Key Figures

Shares sold: 4,000 shares Weighted average sale price: $105.7192 per share Sale price range: $105.0000–$107.7650 per share +3 more

6 metrics

Shares sold 4,000 shares Open-market sale of NWPX common stock on September 8, 2026

Weighted average sale price $105.7192 per share Sale of 4,000 NWPX shares on September 8, 2026

Sale price range $105.0000–$107.7650 per share Price range of multiple trades comprising the reported sale

Shares held after transaction 30,340 shares Direct ownership by director Richard A. Roman after the sale

Rule 10b5-1(c) plan adoption date June 9, 2026 Trading plan under which the reported sale was executed

Transaction date September 8, 2026 Date of the reported open-market sale

Key Terms

Rule 10b5-1(c) plan, weighted average sale price, open market or private transaction

3 terms

Rule 10b5-1(c) plan regulatory

"Adoption date of referenced 10b5-1(c) plan is: 06-09-2026"

weighted average sale price financial

"The price reported reflects the weighted average sale price."

open market or private transaction market

"Sale in open market or private transaction"

FAQ

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

What insider transaction did NWPX director Richard A. Roman report?

He reported a sale of 4,000 shares of NWPX Infrastructure, Inc. common stock on September 8, 2026 in an open-market transaction, at a weighted average price of $105.7192 per share.

How many NWPX (NWPX) shares does the director hold after this sale?

After the reported transaction, Richard A. Roman directly holds 30,340 shares of NWPX Infrastructure, Inc. common stock.

Was the NWPX insider sale made under a Rule 10b5-1 plan?

Yes. The sale was made pursuant to a Rule 10b5-1(c) trading plan with an adoption date of June 9, 2026, as disclosed in the footnotes and the plan affirmation checkbox.

What price range were the NWPX shares sold at in this Form 4?

The 4,000 NWPX shares were sold in multiple trades at prices ranging from $105.0000 to $107.7650 per share, with a weighted average sale price of $105.7192 per share reported.

What role does Richard A. Roman have at NWPX Infrastructure, Inc.?

Richard A. Roman is reported as a director of NWPX Infrastructure, Inc. on this Form 4 insider transaction filing.

Does the Form 4 state how many NWPX shares were sold in total?

Yes. The filing reports a total sale of 4,000 shares of NWPX Infrastructure, Inc. common stock in this transaction.

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

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Available on EDGAR 09/10/2026 - 02:35 PM Accepted by SEC EDGAR 09/10/2026 - 02:34 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^*

ROMAN RICHARD A

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/08/2026

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	09/08/2026		S		4,000(1)	D	$105.7192(2)	30,340	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

Explanation of Responses:

1. Adoption date of referenced 10b5-1(c) plan is: 06-09-2026

2. This transaction was executed in multiple trades at prices ranging from $105.0000 to $107.7650 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.

	/s/ Megan Kendrick	09/10/2026
	** 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)