NORTHWEST PIPE CO (NWPX) Institutional Shareholders
NORTHWEST PIPE CO (NWPX) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $1.28B in NWPX holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of NWPX tracked by InsiderSet, reporting ownership valued at approximately $135.36M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $92.55M, representing an estimated loss of -31.63% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 50% of the total disclosed NWPX value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Dimensional Fund Advisors Lp, Mirae Asset Global Etfs Holdings Ltd., and several other long-term asset managers with concentrated positions in NORTHWEST PIPE CO (NWPX).
This page ranks the largest institutional NWPX shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
224
Total Reported Value
$1.28B
Largest Holder
Blackrock, Inc.
Largest Position
$135.36M
Insider Transactions (90d)
21
Latest Filing Quarter
Q2 2026
New Institutional Positions
90
Funds Exiting Positions
1
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 902,793 | $135,364,783 | $92,545,310 | -$42,819,473 | -31.63% | |
| Dimensional Fund Advisors Lp | 0.02% | 635,262 | $95,251,080 | $65,120,708 | -$30,130,372 | -31.63% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.11% | 588,097 | $88,178,792 | $60,285,823 | -$27,892,969 | -31.63% | |
| Vanguard Capital Management Llc | 0.00% | 411,242 | $61,661,625 | $42,156,417 | -$19,505,208 | -31.63% | |
| American Century Companies Inc | 0.03% | 396,231 | $59,410,876 | $40,617,640 | -$18,793,236 | -31.63% | |
| Geode Capital Management, Llc | 0.00% | 298,048 | $44,698,660 | $30,552,900 | -$14,145,760 | -31.65% | |
| Royce & Associates Lp | 0.35% | 289,727 | $43,441,666 | $29,699,915 | -$13,741,751 | -31.63% | |
| Legal & General Group Plc | 0.01% | 285,122 | $42,751,193 | $29,227,856 | -$13,523,337 | -31.63% | |
| Ddd Partners, Llc | 2.34% | 249,520 | $37,413,029 | $25,578,295 | -$11,834,734 | -31.63% | |
| State Street Corp | 0.00% | 224,777 | $33,703,063 | $23,041,890 | -$10,661,173 | -31.63% | |
| Lsv Asset Management | 0.05% | 178,238 | $26,725,000 | $18,271,177 | -$8,453,823 | -31.63% | |
| Morgan Stanley | 0.00% | 173,949 | $26,081,950 | $17,831,512 | -$8,250,438 | -31.63% | |
| Invesco Ltd. | 0.00% | 153,412 | $23,002,596 | $15,726,264 | -$7,276,332 | -31.63% | |
| Jane Street Group, Llc | 0.01% | 152,714 | $22,897,937 | $15,654,712 | -$7,243,225 | -31.63% | |
| First Wilshire Securities Management Inc | 4.66% | 151,077 | $22,652,485 | $15,486,903 | -$7,165,582 | -31.63% | |
| Heartland Advisors Inc | 0.93% | 140,000 | $20,991,600 | $14,351,400 | -$6,640,200 | -31.63% | |
| Vanguard Portfolio Management Llc | 0.00% | 132,243 | $19,828,515 | $13,556,230 | -$6,272,285 | -31.63% | |
| Barrow Hanley Mewhinney & Strauss Llc | 0.05% | 111,107 | $16,659,384 | $11,389,579 | -$5,269,805 | -31.63% | |
| Two Sigma Investments, Lp | 0.01% | 109,006 | $16,344,360 | $11,174,205 | -$5,170,155 | -31.63% | |
| Hillsdale Investment Management Inc. | 0.34% | 99,290 | $14,887,543 | $10,178,218 | -$4,709,325 | -31.63% | |
| Qube Research & Technologies Ltd | 0.02% | 94,104 | $14,109,954 | $9,646,601 | -$4,463,353 | -31.63% | |
| Northern Trust Corp | 0.00% | 93,630 | $14,038,882 | $9,598,011 | -$4,440,871 | -31.63% | |
| Panagora Asset Management Inc | 0.04% | 93,391 | $14,003,047 | $9,573,511 | -$4,429,536 | -31.63% | |
| Lazard Asset Management Llc | 0.02% | 86,325 | $12,943,571 | $8,849,176 | -$4,094,395 | -31.63% | |
| Bridgeway Capital Management, Llc | 0.23% | 86,167 | $12,919,880 | $8,832,979 | -$4,086,901 | -31.63% | |
| Csm Advisors, Llc | 0.27% | 83,040 | $12,453,000 | $8,512,430 | -$3,940,570 | -31.64% | |
| Norges Bank | 0.00% | 80,700 | $12,100,158 | $8,272,557 | -$3,827,601 | -31.63% | |
| Allspring Global Investments Holdings, Llc | 0.02% | 73,588 | $10,618,748 | $7,543,506 | -$3,075,242 | -28.96% | |
| Crown Advisors Management, Inc. | 5.76% | 70,000 | $10,495,800 | $7,175,700 | -$3,320,100 | -31.63% | |
| Vanguard Fiduciary Trust Co | 0.00% | 67,977 | $10,192,471 | $6,968,322 | -$3,224,149 | -31.63% | |
| Trexquant Investment Lp | 0.06% | 64,423 | $9,659,585 | $6,604,002 | -$3,055,583 | -31.63% | |
| Millennium Management Llc | 0.01% | 63,712 | $9,552,977 | $6,531,117 | -$3,021,860 | -31.63% | |
| Jpmorgan Chase & Co | 0.00% | 63,603 | $9,500,380 | $6,519,944 | -$2,980,436 | -31.37% | |
| D. E. Shaw & Co., Inc. | 0.01% | 62,840 | $9,422,230 | $6,441,728 | -$2,980,502 | -31.63% | |
| Hrt Financial Lp | 0.02% | 61,168 | $9,171,000 | $6,270,332 | -$2,900,668 | -31.63% | |
| Prudential Financial Inc | 0.01% | 58,940 | $8,837,464 | $6,041,939 | -$2,795,525 | -31.63% | |
| Goldman Sachs Group Inc | 0.00% | 56,883 | $8,529,037 | $5,831,076 | -$2,697,961 | -31.63% | |
| Informed Momentum Co Llc | 0.73% | 54,681 | $8,198,869 | $5,605,349 | -$2,593,520 | -31.63% | |
| Uniplan Investment Counsel, Inc. | 0.75% | 53,300 | $7,991,835 | $5,463,783 | -$2,528,052 | -31.63% | |
| Zacks Investment Management | 0.05% | 51,172 | $7,672,856 | $5,245,642 | -$2,427,214 | -31.63% | |
| Bank Of New York Mellon Corp | 0.00% | 49,542 | $7,428,303 | $5,078,550 | -$2,349,753 | -31.63% | |
| Empowered Funds, Llc | 0.04% | 46,667 | $6,997,250 | $4,783,834 | -$2,213,416 | -31.63% | |
| Ubs Group Ag | 0.00% | 45,863 | $6,876,698 | $4,701,416 | -$2,175,282 | -31.63% | |
| Citadel Advisors Llc | 0.00% | 43,492 | $6,521,190 | $4,458,365 | -$2,062,825 | -31.63% | |
| Bnp Paribas Financial Markets | 0.00% | 42,169 | $6,322,820 | $4,322,744 | -$2,000,076 | -31.63% | |
| Credit Agricole S A | 0.02% | 42,000 | $6,297,480 | $4,305,420 | -$1,992,060 | -31.63% | |
| Van Eck Associates Corp | 0.00% | 35,865 | $5,377,598 | $3,676,521 | -$1,701,077 | -31.63% | |
| First Trust Advisors Lp | 0.00% | 33,726 | $5,056,876 | $3,457,252 | -$1,599,624 | -31.63% | |
| Acadian Asset Management Llc | 0.01% | 33,314 | $4,994,000 | $3,415,018 | -$1,578,982 | -31.62% | |
| Charles Schwab Investment Management Inc | 0.00% | 33,271 | $4,988,654 | $3,410,610 | -$1,578,044 | -31.63% |
Frequently asked questions about NWPX
Who owns the most NWPX stock?
The largest holders of NWPX are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for NORTHWEST PIPE CO (NWPX).
Is NWPX widely held by superinvestors?
Many widely followed stocks like NWPX appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly NWPX is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.