Willdan Group Inc

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Willdan Group Inc
TickerWLDN
CIK #0001370450
CUSIP96924N100
SectorTrade & Services - Services-Engineering Services
Address2401 East Katella Avenue, Suite 300, Anaheim, CA 92806
Source [EDGAR]
CIK Filing 2011 - 2026
[0001370450] 10-K
[0001370450] 10-Q
[0001370450] 3
[0001370450] 4
[0001370450] 5
[0001370450] 8-K
[0001370450] SC 13D
[0001370450] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Divisadero Street Capital Management LP Willdan Group Inc [2026-05-19] 0.0
Forager Fund LP Willdan Group Inc [2024-07-15] 0.1
Forager Fund LP Willdan Group Inc [2023-06-06] 11.3
Amundi Willdan Group Inc [2022-08-11] 10.9
Forager Capital Management LLC Willdan Group Inc [2021-10-08] 6.7
Forager Capital Management LLC Willdan Group Inc [2021-02-16] 0.0
Handelsbanken Fonder AB Willdan Group Inc [2021-02-12] 797.0
Invesco Ltd Willdan Group Inc [2021-02-10] 0.4
Forager Capital Management LLC Willdan Group Inc [2020-02-14] 5.31
Vanguard Group Inc Willdan Group Inc [2020-02-11] 5.17
Rice Hall James & Associates LLC Willdan Group Inc [2020-02-11] 5.92
William Blair Investment Management LLC Willdan Group Inc [2020-02-10] 5.5
TimesSquare Capital Management LLC Willdan Group Inc [2019-02-14] 5.6
BlackRock Inc Willdan Group Inc [2019-02-08] 6.3
BlackRock Inc Willdan Group Inc [2018-02-01] 5.5
Renaissance Technologies LLC Willdan Group Inc [2017-02-14] 6.09
Red Oak Partners LLC Willdan Group Inc [2015-11-30] 5.28
Wedbush Opportunity Capital LLC Willdan Group Inc [2014-12-02] 3.5
Perlus Microcap Fund LP Willdan Group Inc [2014-08-05] 12.0
Wedbush Opportunity Capital LLC Willdan Group Inc [2013-05-28] 7.91
Form 3/4/5 Filer 2011 - 2026
Willdan Group Inc
Downes Cynthia
Cohen Steven A
Brisbin Thomas Donald
McGinn Dennis V
Reder Wanda Kay
Shahidehpour Mohammad
Bieber Michael A
Early Creighton K
Chen Micah
MacArthur Robert Symmes
Kissel Edward Urban
Forager Fund LP
Renken Keith
Renken Keith W
Whitelaw Paul Milton
Procell Adam C
Chow Daniel
McEachern Douglas James
Holdsworth Raymond W Jr
Coy Debra
McLaughlin Stacy B
Conway Robert
Probst Curtis S
Tipermas Marc
Westfall Win
Toups John M
Tripepi Frank
Wedbush Opportunity Partners LP
Wedbush Opportunity Capital LLC
Zhu Jeremy Qinli
Gant Kimberly D
Heil Linda L
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Bieber Michael A
Common Stock
2026-03-25 Tax withheld 6,444 $82.80 533,563
Early Creighton K
Common Stock
2026-03-25 Grant 3,780 $0.00
Chen Micah
Common Stock
2026-03-25 Tax withheld 1,660 $82.80 137,448
Early Creighton K
Common Stock
2026-03-25 Tax withheld 2,142 $82.80 177,358
Chen Micah
Common Stock
2026-03-25 Grant 3,780 $0.00
Bieber Michael A
Common Stock
2026-03-25 Grant 15,750 $0.00
Chen Micah
Common Stock
2026-03-20 Tax withheld 615 $75.52 46,445
Bieber Michael A
Common Stock
2026-03-20 Tax withheld 2,387 $75.52 180,266
Early Creighton K
Common Stock
2026-03-20 Tax withheld 794 $75.52 59,963
Bieber Michael A
Common Stock
2026-03-17 Tax withheld 2,625 $78.29 205,511
Early Creighton K
Common Stock
2026-03-17 Tax withheld 873 $78.29 68,347
Chen Micah
Common Stock
2026-03-17 Tax withheld 676 $78.29 52,924
Bieber Michael A
Common Stock
2026-03-16 Grant 17,326 $0.00
Chen Micah
Common Stock
2026-03-16 Tax withheld 1,826 $78.61 143,542
Early Creighton K
Common Stock
2026-03-16 Grant 4,158 $0.00
Chen Micah
Common Stock
2026-03-16 Grant 4,158 $0.00
Bieber Michael A
Common Stock
2026-03-16 Tax withheld 7,090 $78.61 557,345
Early Creighton K
Common Stock
2026-03-16 Tax withheld 2,356 $78.61 185,205
Brisbin Thomas Donald
Common Stock
2026-03-11 Grant 24,750 $0.00
Chen Micah
Common Stock
2026-03-11 Grant 3,960 $0.00
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 253 11,076,697
2025-12-31 267 10,944,172
2025-09-30 257 11,247,774
2025-06-30 191 10,276,096
2025-03-31 173 9,838,055
2024-12-31 157 9,228,561
2024-09-30 145 9,785,531
2024-06-30 112 10,157,390
2024-03-31 103 10,260,838
2023-12-31 91 10,000,003
2023-09-30 92 9,939,818
2023-06-30 85 9,822,413
Form 13F Holdings
Firm Period DFND Voting Shares
Swedbank AB [2026-06-30] DFND 349,700 349,700
Wasatch Advisors LP [2026-06-30] SOLE 266,282 287,054
Y-Intercept Hong Kong Ltd [2026-06-30] SOLE 15,964 15,964
Diversified Trust Co [2026-06-30] SOLE 0 7,518
Falcon Wealth Planning [2026-06-30] SOLE 6,580 6,580
Arista Wealth Management LLC [2026-06-30] SOLE 0 6,214
Kings Path Partners LLC [2026-06-30] SOLE 0 5,910
Alaska Retirement Management Board [2026-06-30] SOLE 5,703 5,703
GK Wealth Management LLC [2026-06-30] DFND 0 4,842
Jamison Private Wealth Management Inc [2026-06-30] SOLE 0 3,838
Argent Capital Management LLC [2026-06-30] SOLE 3,412 3,412
Avanza Fonder AB [2026-06-30] SOLE 2,456 2,456
Farther Finance Advisors LLC [2026-06-30] SOLE 0 688
Versant Capital Management Inc [2026-06-30] SOLE 249 249
Ares Financial Consulting LLC [2026-06-30] SOLE 200 200
Handelsbanken Fonder AB [2026-06-30] SOLE 0 191
Gamma Investing LLC [2026-06-30] DFND 117 117
GHP Investment Advisors Inc [2026-06-30] SOLE 0 60
IFP Advisors LLC [2026-06-30] SOLE 39 39
Fortitude Family Office LLC [2026-06-30] SOLE 18 18
True Wealth Design LLC [2026-06-30] SOLE 0 7
Hughes Financial Services LLC [2026-06-30] SOLE 1 1
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 0 0
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