Willdan director awarded 1,241 restricted shares

Brisbin Thomas Donald reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Brisbin Thomas Donald reported acquisition or exercise transactions in this Form 4 filing.

Willdan Group director Thomas Donald Brisbin received a grant of 1,241 shares of restricted common stock as equity compensation. The award was granted at no cash cost to him and will vest on June 17, 2027. After this grant, he directly holds 96,687 shares of Willdan Group common stock, including the unvested restricted shares.

Insider Trade Summary

Grant/Award: 1,241 shares

Grant/Award 1 txn

Insider Brisbin Thomas Donald

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	1,241	$0.00	$0.00

Holdings After Transaction: Common Stock — 96,687 shares (Direct)

Footnotes (2)

1. F1. Represents shares of restricted stock awarded to the Reporting Person by the Issuer on June 17, 2026, which vest on June 17, 2027.
2. F2. Includes 1,241 shares of restricted stock that vest on June 17, 2027.

Key Figures

Restricted stock grant: 1,241 shares Grant price per share: $0.00 per share Total shares after transaction: 96,687 shares +1 more

4 metrics

Restricted stock grant 1,241 shares Awarded to director Thomas Donald Brisbin

Grant price per share $0.00 per share Compensation-related stock award

Total shares after transaction 96,687 shares Brisbin direct holdings following the grant

Vesting date June 17, 2027 Restricted stock vesting for 1,241 shares

Key Terms

restricted stock, vest, Grant, award, or other acquisition, Common Stock

4 terms

restricted stock financial

"Represents shares of restricted stock awarded to the Reporting Person by the Issuer on June 17, 2026, which vest on June 17, 2027."

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

vest financial

"Represents shares of restricted stock awarded ... which vest on June 17, 2027."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

Grant, award, or other acquisition financial

"transaction_code_description: Grant, award, or other acquisition"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Willdan Group (WLDN) report for Thomas Donald Brisbin?

Willdan Group reported that director Thomas Donald Brisbin received a grant of 1,241 shares of restricted common stock. The shares were awarded at no cash cost and are part of his equity compensation, aligning his interests with shareholders through additional stock-based incentives.

At what price were the 1,241 Willdan Group (WLDN) shares granted to Thomas Donald Brisbin?

The 1,241 shares of Willdan Group common stock were granted to Thomas Donald Brisbin at a price of $0.00 per share. This indicates a compensation-related stock award rather than an open-market purchase, reflecting non-cash remuneration from the company’s equity incentive arrangements.

When do Thomas Donald Brisbin’s newly granted Willdan Group (WLDN) restricted shares vest?

The 1,241 shares of restricted stock awarded to Thomas Donald Brisbin vest on June 17, 2027. Until that vesting date, the shares are subject to restrictions, after which they typically become fully owned, assuming any applicable service or other vesting conditions are satisfied.

How many Willdan Group (WLDN) shares does Thomas Donald Brisbin hold after this grant?

Following this restricted stock grant, Thomas Donald Brisbin directly holds a total of 96,687 shares of Willdan Group common stock. This figure includes the 1,241 restricted shares that will vest on June 17, 2027, as part of his ongoing equity-based compensation.

Was Thomas Donald Brisbin’s Willdan Group (WLDN) stock grant an open-market purchase or a compensation award?

The Form 4 shows Thomas Donald Brisbin’s 1,241 shares as a compensation-related award, not an open-market purchase. The transaction code is a grant or award acquisition, with a $0.00 price per share, indicating stock-based remuneration granted by the company.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/18/2026 - 05:03 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Brisbin Thomas Donald

(Last) (First) (Middle)

2401 EAST KATELLA AVENUE

SUITE 300

(Street)

ANAHEIM CALIFORNIA 92806

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Willdan Group, Inc. [ WLDN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/17/2026		A		1,241(1)	A	$0	96,687(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of restricted stock awarded to the Reporting Person by the Issuer on June 17, 2026, which vest on June 17, 2027.

2. Includes 1,241 shares of restricted stock that vest on June 17, 2027.

	/s/ Creighton K. Early, Attorney-in-Fact for Thomas D. Brisbin	06/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)