Willdan Group, Inc.
WLDN- Exchange
- Nasdaq
- Industry
- Services-Engineering Services
- SEC CIK
- 0001370450
In the last 90 days, Willdan Group, Inc. insiders filed 0 open-market purchases and 3 sales; 245 institutions reported holding it in 13F filings for Q2 2026, worth $1.07B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Willdan Group, Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 267
- +15 vs. Q3 2025
- Shares held
- 11.2M
- +191.9K (+1.8%) vs. Q3 2025
- Total value
- $1.15B
- +$97.0M (+9.2%) vs. Q3 2025
- New holders
- 53
- 101 more added
- Sold out
- 38
- 79 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WLDN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 245 | $1.07B |
| Q1 2026 | 256 | $874.4M |
| Q4 2025 | 267 | $1.15B |
| Q3 2025 | 256 | $1.07B |
| Q2 2025 | 190 | $679.0M |
| Q1 2025 | 170 | $419.9M |
| Q4 2024 | 155 | $382.5M |
| Q3 2024 | 143 | $421.3M |
| Q2 2024 | 110 | $300.2M |
| Q1 2024 | 101 | $301.4M |
| Q4 2023 | 91 | $223.6M |
| Q3 2023 | 91 | $212.6M |
| Q2 2023 | 84 | $200.6M |
| Q1 2023 | 81 | $165.8M |
| Q4 2022 | 76 | $191.7M |
| Q3 2022 | 79 | $160.8M |
| Q2 2022 | 83 | $274.9M |
| Q1 2022 | 99 | $334.0M |
| Q4 2021 | 99 | $347.3M |
| Q3 2021 | 94 | $317.5M |
| Q2 2021 | 98 | $356.4M |
| Q1 2021 | 104 | $391.0M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Willdan Group, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rice Hall James & Associates, LLC | 28,665 | $2.97M | 0.16% | +2,308+8.8% | Added |
| Swiss National Bank | 28,900 | $3.00M | 0.00% | +2,200+8.2% | Added |
| Legato Capital Management LLC | 29,376 | $3.05M | 0.26% | +6,707+29.6% | Added |
| JPMorgan Chase & Co | 30,439 | $3.16M | 0.00% | −4,471−12.8% | Reduced |
| SG Capital Management LLC | 31,183 | $3.23M | 0.35% | +31,183 | New |
| Man Group plc | 34,677 | $3.59M | 0.01% | +18,052+108.6% | Added |
| American Century Companies Inc | 37,385 | $3.88M | 0.00% | +245+0.7% | Added |
| Barclays PLC | 39,057 | $4.05M | 0.00% | +9,181+30.7% | Added |
| AQR Capital Management LLC | 40,184 | $4.17M | 0.00% | −20,462−33.7% | Reduced |
| Victory Capital Management Inc | 40,377 | $4.19M | 0.00% | +7,206+21.7% | Added |
| Bank of America Corp | 41,493 | $4.30M | 0.00% | −6,915−14.3% | Reduced |
| EFG International AG | 41,928 | $4.34M | 0.08% | +41,928 | New |
| UBS Group AG | 43,296 | $4.49M | 0.00% | −62,282−59.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 44,029 | $4.56M | 0.01% | −2,331−5.0% | Reduced |
| Jane Street Group, LLC | 44,084 | $4.57M | 0.01% | −71,504−61.9% | Reduced |
| Alliancebernstein L.P. | 49,692 | $5.15M | 0.00% | +2,080+4.4% | Added |
| Millennium Management LLC | 49,927 | $5.18M | 0.00% | −89,656−64.2% | Reduced |
| Shelton Capital Management | 50,000 | $5.18M | 0.10% | 00.0% | Unchanged |
| Marshall Wace, LLP | 50,712 | $5.26M | 0.01% | +19,260+61.2% | Added |
| Invesco Ltd. | 51,657 | $5.35M | 0.00% | +24,889+93.0% | Added |
| Mercer Global Advisors Inc | 100,849 | $5.37M | 0.01% | +90+0.1% | Added |
| Deutsche Bank AG | 52,811 | $5.47M | 0.00% | +42,621+418.3% | Added |
| Portolan Capital Management, LLC | 57,613 | $5.97M | 0.32% | +40,269+232.2% | Added |
| SG Americas Securities, LLC | 60,357 | $6.26M | 0.01% | +51,753+601.5% | Added |
| Panagora Asset Management Inc | 61,154 | $6.34M | 0.02% | +3,415+5.9% | Added |
| Neuberger Berman Group LLC | 62,031 | $6.43M | 0.00% | +17,354+38.8% | Added |
| Russell Investments Group, Ltd. | 63,664 | $6.60M | 0.01% | +2,910+4.8% | Added |
| Bank of New York Mellon Corp | 64,418 | $6.68M | 0.00% | +2,916+4.7% | Added |
| HRT Financial LP | 65,838 | $6.82M | 0.02% | −76,112−53.6% | Reduced |
| Janney Montgomery Scott LLC | 68,186 | $7.07M | 0.02% | +37,687+123.6% | Added |
| Kornitzer Capital Management Inc | 70,991 | $7.36M | 0.15% | −2,229−3.0% | Reduced |
| Bard Associates Inc | 73,367 | $7.61M | 1.95% | −1,100−1.5% | Reduced |
| Citadel Advisors LLC | 76,558 | $7.94M | 0.01% | −109,316−58.8% | Reduced |
| Essex Investment Management Co LLC | 76,921 | $7.97M | 1.22% | −1,994−2.5% | Reduced |
| Kennedy Capital Management, Inc. | 82,820 | $8.59M | 0.18% | −346−0.4% | Reduced |
| Asset Management One Co.,Ltd. | 79,980 | $8.85M | 0.02% | +39,832+99.2% | Added |
| Tudor Investment Corp Et Al | 88,582 | $9.18M | 0.05% | −444−0.5% | Reduced |
| Trexquant Investment LP | 90,306 | $9.36M | 0.08% | −97,403−51.9% | Reduced |
| Nomura Asset Management International Inc. | 108,400 | $11.2M | 0.02% | +108,400 | New |
| Algert Global LLC | 109,087 | $11.3M | 0.18% | +6,786+6.6% | Added |
| Charles Schwab Investment Management Inc | 125,847 | $13.0M | 0.00% | +8,551+7.3% | Added |
| Morgan Stanley | 130,933 | $13.6M | 0.00% | +2,762+2.2% | Added |
| Goldman Sachs Group Inc | 144,840 | $15.0M | 0.00% | −11,789−7.5% | Reduced |
| Lord, Abbett & Co. LLC | 145,676 | $15.1M | 0.05% | +27,911+23.7% | Added |
| Acadian Asset Management LLC | 145,881 | $15.1M | 0.02% | −23,555−13.9% | Reduced |
| Northern Trust Corp | 146,219 | $15.2M | 0.00% | −6,524−4.3% | Reduced |
| Valiant Capital Management, L.P. | 152,531 | $15.8M | 1.33% | −7,712−4.8% | Reduced |
| Two Sigma Advisers, LP | 154,300 | $16.0M | 0.03% | +18,200+13.4% | Added |
| Qube Research & Technologies Ltd | 167,041 | $17.3M | 0.02% | −32,842−16.4% | Reduced |
| Summit Creek Advisors LLC | 169,188 | $17.5M | 2.76% | −13,235−7.3% | Reduced |
| Swedbank AB | 174,800 | $18.1M | 0.02% | +47,000+36.8% | Added |
| Ameriprise Financial Inc | 179,898 | $18.6M | 0.00% | +73,932+69.8% | Added |
| Allspring Global Investments Holdings, LLC | 178,805 | $19.1M | 0.03% | +35,706+25.0% | Added |
| RBF Capital, LLC | 184,600 | $19.1M | 0.87% | 00.0% | Unchanged |
| Nuveen, LLC | 185,077 | $19.2M | 0.01% | +18,837+11.3% | Added |
| Handelsbanken Fonder AB | 199,671 | $20.7M | 0.06% | +69,835+53.8% | Added |
| Wells Fargo & Company | 207,590 | $21.5M | 0.00% | +10,828+5.5% | Added |
| Driehaus Capital Management LLC | 210,586 | $21.8M | 0.15% | +86,765+70.1% | Added |
| First Trust Advisors LP | 237,697 | $24.6M | 0.02% | +112,094+89.2% | Added |
| Wasatch Advisors Inc | 261,471 | $27.1M | 0.16% | +79,345+43.6% | Added |
| Dimensional Fund Advisors LP | 287,278 | $29.8M | 0.01% | +3,077+1.1% | Added |
| Two Sigma Investments, LP | 295,737 | $30.7M | 0.05% | −6,643−2.2% | Reduced |
| Divisadero Street Capital Management, LP | 298,932 | $31.0M | 1.76% | +45,811+18.1% | Added |
| State Street Corp | 305,845 | $31.7M | 0.00% | +6,523+2.2% | Added |
| Geode Capital Management, LLC | 343,000 | $35.6M | 0.00% | +2,185+0.6% | Added |
| Vanguard Group Inc | 1,201,517 | $124.5M | 0.00% | +126,247+11.7% | Added |
| BlackRock, Inc. | 1,314,906 | $136.3M | 0.00% | +41,793+3.3% | Added |
| Walleye Capital LLC | 0 | $0 | 0.00% | −106,682−100.0% | Sold out |
| G2 Investment Partners Management LLC | 0 | $0 | 0.00% | −46,196−100.0% | Sold out |
| Decker Retirement Planning Inc. | 0 | $0 | 0.00% | −33,679−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −31,349−100.0% | Sold out |
| De Lisle Partners LLP | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −13,083−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −11,411−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −11,042−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −10,816−100.0% | Sold out |
| Sierra Summit Advisors LLC | 0 | $0 | 0.00% | −9,310−100.0% | Sold out |
| David J Yvars Group | 0 | $0 | 0.00% | −8,915−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −8,684−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −7,180−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −5,600−100.0% | Sold out |
| Scotia Capital Inc. | 0 | $0 | 0.00% | −5,361−100.0% | Sold out |
| Semanteon Capital Management, LP | 0 | $0 | 0.00% | −5,354−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −5,172−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −4,616−100.0% | Sold out |
| Versor Investments LP | 0 | $0 | 0.00% | −4,534−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −4,336−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −3,918−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −3,745−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −3,616−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −3,605−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −3,500−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −3,330−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −3,263−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −3,172−100.0% | Sold out |
| DRW Securities, LLC | 0 | $0 | 0.00% | −2,437−100.0% | Sold out |
| Change Path, LLC | 0 | $0 | 0.00% | −2,410−100.0% | Sold out |
| Baader Bank INC | 0 | $0 | 0.00% | −2,144−100.0% | Sold out |
| Polymer Capital Management (US) LLC | 0 | $0 | 0.00% | −2,090−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −2,089−100.0% | Sold out |