Northwest Pipe Company
Ownership
Ownership Structure
Who owns Northwest Pipe Company (NWPX)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.2% of the shares are freely tradable; institutional investors hold 87.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.37 | 902,793 | +22.0 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 6.59 | 635,262 | -7.7 | 06/30/2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 6.10 | 588,097 | +8.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.27 | 411,242 | +0.8 | 06/30/2026 |
| American Century Companies Inc | 4.11 | 396,231 | +61.8 | 06/30/2026 |
| Geode Capital Management, LLC | 3.09 | 298,048 | +4.7 | 06/30/2026 |
| Royce & Associates, LP | 3.01 | 289,727 | -28.4 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Avantis US Small Cap Value ETF | 4.81 | 463,444 | +0.0 | 09/30/2026 |
| Global X US Infrastructure Dev ETF | 3.43 | 330,929 | +0.7 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.03 | 291,591 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Montross Scott J | President & CEO | 69,902 | 6,934,278 $ | Aug 31, 2026 | direct |
| Roman Richard A | Director | 25,340 | 2,513,728 $ | Oct 15, 2026 | direct |
| Wray Michael | Executive Vice President | 23,286 | 2,309,971 $ | Aug 27, 2026 | direct |
| Wilkins Aaron | CFO | 22,428 | 2,224,858 $ | Sep 21, 2026 | direct |
| Franson Michael C | Director | 15,824 | 1,569,741 $ | Sep 10, 2026 | direct |
| Larson Keith R | Director | 14,383 | 1,426,794 $ | Oct 5, 2026 | direct |
| Stokes Eric | SVP and Group President of WTS | 12,643 | 1,254,186 $ | Oct 2, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | Roman Richard A | Director | Sell | 4,000 | 96.84 | 387,354 |
| Oct 5, 2026 | Larson Keith R | Director | Sell | 250 | 106.48 | 26,620 |
| Oct 2, 2026 | Stokes Eric | SVP and Group President of WTS | Sell | 12,631 | 105.86 | 1,337,176 |
| Oct 1, 2026 | Stokes Eric | SVP and Group President of WTS | Sell | 12,353 | 103.38 | 1,277,047 |
| Sep 28, 2026 | Larson Keith R | Director | Sell | 1,000 | 102.20 | 102,195 |
| Sep 21, 2026 | Wilkins Aaron | CFO | Sell | 20 | 101.93 | 2,039 |
| Sep 21, 2026 | Larson Keith R | Director | Sell | 1,000 | 102.31 | 102,310 |
| Sep 14, 2026 | Wilkins Aaron | CFO | Sell | 1,950 | 100.68 | 196,329 |
| Sep 14, 2026 | Larson Keith R | Director | Sell | 1,000 | 101.12 | 101,119 |
| Sep 14, 2026 | Roman Richard A | Director | Other | 1,000 | 0.00 | – |
| Sep 10, 2026 | Franson Michael C | Director | Other | 100 | 0.00 | – |
| Sep 9, 2026 | Franson Michael C | Director | Sell | 3,500 | 105.30 | 368,563 |
| Sep 8, 2026 | Wilkins Aaron | CFO | Sell | 1,500 | 106.52 | 159,780 |
| Sep 8, 2026 | Larson Keith R | Director | Sell | 1,000 | 105.87 | 105,869 |
| Sep 8, 2026 | Roman Richard A | Director | Sell | 4,000 | 105.72 | 422,877 |
| Sep 3, 2026 | Larson Keith R | Director | Sell | 4 | 110.79 | 443 |
| Sep 2, 2026 | Larson Keith R | Director | Sell | 74 | 110.26 | 8,159 |
| Aug 31, 2026 | Larson Keith R | Director | Sell | 1,172 | 110.04 | 128,967 |
| Aug 31, 2026 | Montross Scott J | President & CEO | Sell | 1,227 | 110.58 | 135,683 |
| Aug 27, 2026 | Wray Michael | Executive Vice President | Other | 600 | 0.00 | – |
| Aug 26, 2026 | Wray Michael | Executive Vice President | Sell | 4,500 | 110.94 | 499,236 |
| Aug 24, 2026 | Larson Keith R | Director | Sell | 1,250 | 110.32 | 137,895 |
| Aug 24, 2026 | Montross Scott J | President & CEO | Sell | 2,500 | 109.37 | 273,419 |
| Aug 17, 2026 | Montross Scott J | President & CEO | Sell | 2,500 | 115.13 | 287,819 |
| Aug 17, 2026 | Larson Keith R | Director | Sell | 1,250 | 115.86 | 144,829 |
| Aug 10, 2026 | Montross Scott J | President & CEO | Sell | 2,500 | 118.74 | 296,848 |
| Aug 10, 2026 | Wilkins Aaron | CFO | Sell | 428 | 120.00 | 51,360 |
| Aug 4, 2026 | Montross Scott J | President & CEO | Sell | 2,500 | 128.62 | 321,547 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 2, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.