NWPX · NASDAQ · Construction Materials

NWPX

Builds water-transmission pipe and precast systems for public and private infrastructure projects.

$112.03
After-hours close−0.10 (−0.09%)
At close$112.13(−1.88%)

Breakdown13F · Form 4

Institutions 90.37%8.71M sharesInsiders 3.10%298.3K sharesOther 6.53%629.9K shares

Shares outstanding 9.64M · Float 9.31M · 96.6% free float

Top shareholders13F · 13D/G · Form 4

HolderShares% outstandingFormFiled
BlackRock, Inc.902.8K9.37%13FAug 7, 2026
Dimensional Fund Advisors LP635.3K6.59%13FAug 11, 2026
Mirae Asset Global Etfs Holdings Ltd.588.1K6.10%13FAug 14, 2026
Global X Management CO LLC574.4K5.74%13GMay 15, 2025
Vanguard Capital Management LLC411.2K4.27%13FAug 13, 2026

Institutions13F, as of Jun 30, 2026

235 holders · 8.71M shares · 63 new positions · 129 increased · 65 reduced · 21 closed

HolderShares% outstandingChg q/qFiled
BlackRock, Inc.902.8K9.37%+162.8KAug 7, 2026
Dimensional Fund Advisors LP635.3K6.59%−52.9KAug 11, 2026
Mirae Asset Global Etfs Holdings Ltd.588.1K6.10%+45.5KAug 14, 2026
Vanguard Capital Management LLC411.2K4.27%+3.4KAug 13, 2026
American Century Companies Inc396.2K4.11%+151.3KAug 12, 2026
Geode Capital Management, LLC298.0K3.09%+13.4KAug 12, 2026
Royce & Associates LP289.7K3.01%−115.0KAug 14, 2026
Legal & General Group PLC285.1K2.96%+21.9KAug 14, 2026

Beneficial owners13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Global X Management Company LLC7.71%764.7K13GNov 14, 2024
BlackRock, Inc.7.50%716.4K13GApr 24, 2026
Global X Management CO LLC5.74%574.4K13GMay 15, 2025

InsidersForm 4

InsiderRoleShares% outstandingFiled
Scott J. Montrossofficer: President & CEO71.1K0.74%Aug 25, 2026
Richard A. Romandirector34.3K0.36%Jun 12, 2026
Eric Stokesofficer: SVP and Group President of WTS34.2K0.36%Apr 2, 2026
Aaron Wilkinsofficer: CFO25.9K0.27%Aug 11, 2026
Michael Wrayofficer: Executive Vice President23.3K0.24%Aug 28, 2026
Miles Brittainofficer: Executive Vice President22.3K0.23%Apr 2, 2026
Keith R. Larsondirector19.9K0.21%Aug 25, 2026
Michael C. Fransondirector19.4K0.20%Jun 12, 2026
John Paschaldirector17.1K0.18%Jun 12, 2026
Amanda Juliandirector11.3K0.12%Jun 12, 2026

1 ten-percent owner holds 462 shares by Form 4, outside the officers-and-directors figure above · 20 people have not refiled in the last 18 months (556.4K shares), so they are not in the figure above

Latest trades

DateInsiderTypeSharesAvg priceOwned after
Aug 26, 2026
Michael Wrayofficer: Executive Vice President
Sale4,500$110.9423,886
Aug 24, 2026
Keith R. Larsondirector
Sale1,250$110.3219,883
Aug 24, 2026
Scott J. Montrossofficer: President & CEO
Sale2,500$109.3771,129
Aug 17, 2026
Keith R. Larsondirector
Sale1,250$115.8621,133
Aug 17, 2026
Scott J. Montrossofficer: President & CEO
Sale2,500$115.1373,629
Aug 10, 2026
Scott J. Montrossofficer: President & CEO
Sale2,500$118.7476,129
Aug 10, 2026
Aaron Wilkinsofficer: CFO
Sale428$120.0025,898
Aug 4, 2026
Scott J. Montrossofficer: President & CEO
Sale2,500$128.6278,629
Mar 30, 2026
Scott J. Montrossofficer: President & CEO
Sale2,056$76.8563,921
Mar 20, 2026
Miles Brittainofficer: Executive Vice President
Sale3,300$70.8920,006

CongressHouse and Senate disclosures

Not reported.