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

Latest Period

Q1 2026

Institutions Reporting

251

Shares (Excl. Options)

11,380,728

Price

$76.56

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Type / Class
Equity / Common Stock, par value $0.01 per share
Symbol
WLDN on Nasdaq
Shares outstanding
15,049,034
Price per share
$84.00
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
11,380,728
Total reported value
$873,083,003
% of total 13F portfolios
0%
Share change
+230,537
Value change
+$1,986,937
Number of holders
251
Price from insider filings
$84.00
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Key facts

  • WLDN - Willdan Group, Inc. - Common Stock, par value $0.01 per share is tracked under CUSIP 96924N100.
  • 251 institutions reported positions in Q1 2026.
  • 2 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 267 to 251 between Q4 2025 and Q1 2026.
  • Reported value moved from $1,152,649,055 to $873,083,003.

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

Latest holder context comes from 251 institutions filings for Q1 2026.

Open SEC Evidence

Security key

96924N100

Latest holder period

Q1 2026

13F holders

251

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

Latest 13F filings Latest 13D/G filings All securities

Significant Owners of Willdan Group, Inc. - Common Stock, par value $0.01 per share (WLDN) based on Schedule 13D/G filings

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, 251 institutional investors reported holding 11,380,728 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.

Top 25 Institutional Shareholders

The largest institutional shareholders of Willdan Group, Inc. - Common Stock, par value $0.01 per share (WLDN) together control 49% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

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

Institutional Holders of Willdan Group, Inc. - Common Stock, par value $0.01 per share (WLDN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 11,380,728 $873,083,003 +$1,986,937 $76.56 251
2025 Q4 11,156,506 $1,152,649,055 +$3,263,526 $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
2019 Q4 9,639,931 $306,334,214 +$4,503,004 $31.78 93
2019 Q3 9,472,730 $332,300,311 +$688,450 $35.08 101
2019 Q2 9,706,759 $361,519,904 +$39,299,810 $37.25 100
2019 Q1 8,730,883 $323,641,435 +$24,748,787 $37.07 100
2018 Q4 8,054,912 $281,762,180 +$69,728,676 $34.98 93
2018 Q3 6,063,605 $206,075,898 +$1,782,028 $33.96 81
2018 Q2 6,036,671 $186,950,145 +$15,640,016 $30.97 82
2018 Q1 5,543,669 $157,169,025 -$4,312,699 $28.35 81
2017 Q4 5,731,866 $137,296,788 -$5,643,763 $23.94 83
2017 Q3 5,826,270 $189,235,891 +$28,560,967 $32.46 85
2017 Q2 4,958,683 $151,497,165 +$24,576,016 $30.54 90
2017 Q1 4,120,305 $132,918,000 +$23,204,988 $32.26 74
2016 Q4 3,751,812 $84,757,000 +$17,299,807 $22.59 68
2016 Q3 2,923,165 $51,300,000 +$4,946,943 $17.55 45
2016 Q2 2,648,322 $28,124,000 +$756,867 $10.62 34
2016 Q1 2,568,476 $24,781,000 -$440,709 $9.65 34
2015 Q4 2,615,660 $21,914,000 -$260,145 $8.38 38
2015 Q3 2,580,369 $26,163,704 -$3,376,826 $10.14 42
2015 Q2 2,892,485 $32,339,259 +$4,580,301 $11.18 48
2015 Q1 2,402,501 $38,021,744 -$481,321 $15.84 44
2014 Q4 2,461,406 $33,148,616 +$1,384,433 $13.49 46
2014 Q3 2,325,960 $33,628,321 +$12,766,424 $14.46 34
2014 Q2 1,466,467 $12,695,000 +$1,752,925 $8.67 20
2014 Q1 1,273,723 $5,770,000 -$40,857 $4.53 13
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