Latest Period
Q1 2026
Security Snapshot
Willdan Group, Inc. - Common Stock, par value $0.01 per share (WLDN) Institutional Ownership
CUSIP: 96924N100
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
252
Shares (Excl. Options)
11,382,138
Price
$76.56
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- WLDN on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,382,138
- Total 13F value
- $873,190,954
- Portfolio coverage rank
- 0%
- Share change
- +231,447
- Value change
- +$2,056,608
- Number of holders
- 252
- Shares outstanding
- 15,049,034
- SEC-reported price per share
- $88.70
- Insider filing price
- $88.70
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- WLDN - Willdan Group, Inc. - Common Stock, par value $0.01 per share is tracked under CUSIP 96924N100.
- 252 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 267 to 252 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $1,152,649,055 to $873,190,954.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 252 institutions filings for Q1 2026.
Security key
96924N100
Latest holder period
Q1 2026
13F holders
252
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
WLDN full holder history
Willdan Group, Inc. SEC filings
Willdan Group, Inc. company facts
Willdan Group, Inc. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 96924N100:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
WLDN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Divisadero Street Capital Management, LP | 8.9% | $112,506,576 | 1,339,364 | Divisadero Street Capital Management, LP | 12 May 2026 | |||
| BlackRock, Inc. | 6.3% | -21% | $34,929,831 | -$8,423,535 | 913,915 | -19% | BlackRock, Inc. | 31 Mar 2025 |
As of 31 Mar 2026, 252 institutional investors reported holding 11,382,138 shares of Willdan Group, Inc. - Common Stock, par value $0.01 per share (WLDN). This represents 76% of the company’s total 15,049,034 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
49%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.8% | 1,317,724 | +0.21% | 0% | $100,884,949 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 613,327 | 0% | 0% | $46,956,315 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.2% | 485,181 | 0% | 0% | $37,145,457 |
| TWO SIGMA INVESTMENTS, LP | 3.1% | 468,022 | +58% | 0.03% | $35,831,764 |
| WASATCH ADVISORS LP | 2.5% | 381,581 | +46% | 0.19% | $29,213,841 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 354,292 | +3.3% | 0% | $27,129,241 |
| STATE STREET CORP | 2.1% | 314,700 | +2.9% | 0% | $24,093,432 |
| DIMENSIONAL FUND ADVISORS LP | 2.1% | 308,947 | +7.5% | 0% | $23,651,509 |
| FIRST TRUST ADVISORS LP | 1.9% | 286,858 | +21% | 0.02% | $21,961,848 |
| AMERIPRISE FINANCIAL INC | 1.8% | 272,354 | +51% | 0% | $20,851,421 |
| Nuveen, LLC | 1.6% | 242,491 | +31% | 0.01% | $18,565,111 |
| Swedbank AB | 1.6% | 236,700 | +35% | 0.02% | $18,121,752 |
| Driehaus Capital Management LLC | 1.5% | 219,904 | +4.4% | 0.12% | $16,835,850 |
| Allspring Global Investments Holdings, LLC | 1.4% | 216,429 | +21% | 0.03% | $17,097,891 |
| NEUMEIER POMA INVESTMENT COUNSEL LLC | 1.4% | 215,660 | 1.4% | $16,510,930 | |
| RBF Capital, LLC | 1.2% | 184,600 | 0% | 0.69% | $14,132,976 |
| Divisadero Street Capital Management, LP | 1.1% | 164,987 | -45% | 0.59% | $12,631,405 |
| NORTHERN TRUST CORP | 0.99% | 149,109 | +2% | 0% | $11,415,785 |
| WELLS FARGO & COMPANY/MN | 0.98% | 147,985 | -29% | 0% | $11,329,732 |
| ALGERT GLOBAL LLC | 0.98% | 147,587 | +35% | 0.17% | $11,299,000 |
| Summit Creek Advisors LLC | 0.98% | 147,536 | -13% | 2.3% | $11,295,356 |
| Valiant Capital Management, L.P. | 0.95% | 143,331 | -6% | 0.86% | $10,973,422 |
| Handelsbanken Fonder AB | 0.95% | 142,656 | -29% | 0.04% | $10,922,000 |
| JANE STREET GROUP, LLC | 0.95% | 142,572 | +223% | 0.01% | $10,915,313 |
| Qube Research & Technologies Ltd | 0.89% | 134,446 | -20% | 0.01% | $10,293,186 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 11,382,138 | $873,190,954 | +$2,056,608 | $76.56 | 252 |
| 2025 Q4 | 11,156,506 | $1,152,649,055 | +$3,184,641 | $103.66 | 267 |
| 2025 Q3 | 11,067,475 | $1,065,598,792 | +$46,522,072 | $96.69 | 254 |
| 2025 Q2 | 10,811,255 | $676,667,868 | +$23,694,402 | $62.51 | 186 |
| 2025 Q1 | 10,483,775 | $426,899,774 | +$17,188,999 | $40.72 | 170 |
| 2024 Q4 | 10,016,209 | $381,528,146 | -$11,654,974 | $38.09 | 153 |
| 2024 Q3 | 10,251,640 | $420,269,490 | -$3,820,524 | $40.95 | 142 |
| 2024 Q2 | 10,374,414 | $299,272,508 | -$745,069 | $28.85 | 108 |
| 2024 Q1 | 10,387,498 | $300,349,380 | +$1,036,398 | $28.99 | 99 |
| 2023 Q4 | 10,378,033 | $222,738,118 | +$25,787 | $21.50 | 88 |
| 2023 Q3 | 10,381,940 | $211,971,616 | -$1,666,142 | $20.43 | 89 |
| 2023 Q2 | 10,465,508 | $200,263,107 | -$2,853,677 | $19.16 | 82 |
| 2023 Q1 | 10,621,508 | $165,449,575 | -$2,289,263 | $15.62 | 79 |
| 2022 Q4 | 10,705,954 | $191,286,940 | -$339,873 | $17.85 | 73 |
| 2022 Q3 | 10,841,395 | $160,522,097 | +$7,333,950 | $14.81 | 75 |
| 2022 Q2 | 9,931,051 | $274,290,970 | -$24,955,981 | $27.58 | 81 |
| 2022 Q1 | 10,866,144 | $333,388,678 | +$29,842,954 | $30.69 | 96 |
| 2021 Q4 | 9,843,865 | $346,766,081 | -$16,395,516 | $35.20 | 96 |
| 2021 Q3 | 8,909,556 | $317,067,569 | -$20,225,633 | $35.59 | 92 |
| 2021 Q2 | 9,459,066 | $355,974,910 | -$2,358,814 | $37.64 | 96 |
| 2021 Q1 | 9,514,971 | $390,209,573 | -$1,358,907 | $41.05 | 101 |
| 2020 Q4 | 9,316,941 | $388,930,584 | +$17,380,043 | $41.70 | 95 |
| 2020 Q3 | 9,013,014 | $230,303,127 | +$4,785,383 | $25.51 | 85 |
| 2020 Q2 | 8,824,974 | $220,567,452 | +$2,534,424 | $25.01 | 86 |
| 2020 Q1 | 8,797,390 | $187,985,615 | -$33,363,244 | $21.37 | 86 |