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SEC EDGAR · Forms 3/4/5Updated through Oct 30, 2026•49 filings

WLDN

Willdan Group, Inc.

Net sales of $5.9M over the last 3 months

1 seller account for the net balance. There is no cluster of three distinct buyers within 30 days. We found no CEO/CFO purchases over 12 months.

How to read this signal

Only open-market P purchases and S sales count toward the signal. Vesting, options, taxes and gifts remain in the source data but do not trigger alerts. Rule 10b5-1 trades are shown as informational.

JSON example

3-month balance

−$5,871,381

0 buyers · 1 sellers

12-month purchases

$0.00

0 distinct insiders

12-month sales

$12,478,180

3 distinct insiders

Highlighted alerts

37

0 Rule 10b5-1 trades treated as informational

Buying cluster · 30 days

Fewer than three distinct buyers

CEO/CFO purchases · 12 months

No executive purchases found

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Form 4 raw → Raspberry

The value is in what we do not call a signal.

The SEC XML stores every transaction. Raspberry keeps that evidence, reads the footnotes and separates voluntary open-market activity from vesting, option exercises, gifts, tax withholding, stock purchase and dividend reinvestment plans and pre-programmed 10b5-1 trades.

100
Raw transactions
Everything returned by the filing
37
Voluntary view
P/S trades after deterministic checks
64
Administrative noise
Stored, never alerted
0
10b5-1
Shown as informational
SEC ownership XML facts
Code
M
Shares
22,635
Price
$16.27
Footnotes
2

Includes 1,241 shares of restricted stock that vest on June 17, 2027. Stock options granted under the Willdan Group, Inc. Amended and Restated 2008 Performance Incentive Plan, which vested in three equal installments on each of November 3, 2017, November 3, 2018 and November 3, 2019.

Raspberry interpretation
Informational — no alert

Reason: administrative_code.

Verify in SEC EDGAR

Recent transactions

Voluntary purchases and sales; administrative noise stays hidden.

37 transactions

Brisbin Thomas Donald

Director

SaleAlert
Shares
900
Price
$80.91
Value
$72,819
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
4,005
Price
$79.01
Value
$316,435
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
3,439
Price
$88.19
Value
$303,285
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
58,757
Price
$88.14
Value
$5,178,842
Open SEC filing

BIEBER MICHAEL A

PRESIDENT AND CEO

SaleAlert
Shares
276
Price
$93.74
Value
$25,872
Open SEC filing

BIEBER MICHAEL A

PRESIDENT AND CEO

SaleAlert
Shares
7,956
Price
$92.65
Value
$737,123
Open SEC filing

BIEBER MICHAEL A

PRESIDENT AND CEO

SaleAlert
Shares
23,015
Price
$91.95
Value
$2,116,229
Open SEC filing

BIEBER MICHAEL A

PRESIDENT AND CEO

SaleAlert
Shares
25,429
Price
$90.88
Value
$2,310,988
Open SEC filing

BIEBER MICHAEL A

PRESIDENT AND CEO

SaleAlert
Shares
9,991
Price
$92.65
Value
$925,666
Open SEC filing

Cohen Steven A

Director

SaleAlert
Shares
6,000
Price
$81.82
Value
$490,920
Open SEC filing

CHEN MICAH

EXECUTIVE VP & GENERAL COUNSEL

SaleAlert
Shares
10,000
Price
$106.00
Value
$1,060,000
Open SEC filing

McGinn Dennis V

Director

SaleAlert
Shares
7,298
Price
$106.32
Value
$775,923
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
5,182
Price
$118.15
Value
$612,253
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
27,492
Price
$110.84
Value
$3,047,213
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
33,096
Price
$109.39
Value
$3,620,371
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
24,988
Price
$108.90
Value
$2,721,193
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
8,974
Price
$107.65
Value
$966,051
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
7,520
Price
$106.68
Value
$802,234
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
4,910
Price
$105.36
Value
$517,318
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
10,615
Price
$104.58
Value
$1,110,117
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
100
Price
$106.34
Value
$10,634
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
33,380
Price
$105.91
Value
$3,535,276
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
33,950
Price
$104.66
Value
$3,553,207
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
33,464
Price
$103.95
Value
$3,478,583
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
17,106
Price
$103.01
Value
$1,762,089
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
7,000
Price
$101.87
Value
$713,090
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
7,405
Price
$104.19
Value
$771,527
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
7,206
Price
$111.21
Value
$801,379
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
26,258
Price
$110.51
Value
$2,901,772
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
58,303
Price
$109.51
Value
$6,384,762
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
33,233
Price
$108.63
Value
$3,610,101
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
300
Price
$113.01
Value
$33,903
Open SEC filing

Brisbin Thomas Donald

Director

SaleAlert
Shares
4,782
Price
$112.30
Value
$537,019
Open SEC filing

Downes Cynthia

Director

SaleAlert
Shares
2,763
Price
$109.43
Value
$302,355
Open SEC filing

REDER WANDA KAY

Director

SaleAlert
Shares
850
Price
$119.46
Value
$101,541
Open SEC filing

EARLY CREIGHTON K

EXECUTIVE VP AND CFO

SaleAlert
Shares
7,764
Price
$116.54
Value
$904,817
Open SEC filing

Cohen Steven A

Director

SaleAlert
Shares
2,500
Price
$116.34
Value
$290,850
Open SEC filing

“Alert” means a voluntary, unscheduled transaction according to the filing; it is not an investment recommendation. Official source: SEC EDGAR.