Tax withholding on stock vesting for Willdan (WLDN) CFO

Rhea-AI Filing Summary

Willdan Group, Inc.’s Executive VP and CFO Creighton K. Early reported a routine tax-related share disposition. On March 9, 2026, 4,307 shares of common stock were withheld at $82.98 per share to cover tax obligations tied to restricted stock vesting on March 7, 2026.

After this withholding, Early directly holds 75,175 shares, which include unvested restricted stock units: 5,625 RSUs vesting in three installments on March 3, 2027, 2028 and 2029; 4,620 RSUs vesting on March 17, 2026, 2027 and 2028; and 2,800 RSUs vesting on March 20, 2026 and 2027, subject to continued service.

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

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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^*

EARLY CREIGHTON K

(Last) (First) (Middle)

2401 E. KATELLA AVE

SUITE 300

(Street)

ANAHEIM CA 92806

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EXECUTIVE VP AND CFO

3. Date of Earliest Transaction (Month/Day/Year)
03/09/2026

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

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

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

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	03/09/2026		F		4,307(1)	D	$82.98	75,175(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 the Issuer's Common Stock withheld to satisfy tax withholding obligations in connection with the vesting of restricted stock on March 7, 2026, which restricted stock was granted on March 7, 2023.

2. Includes (i) 5,625 shares of restricted stock units that vest in three substantially equal installments on each of March 3, 2027, March 3, 2028 and March 3, 2029, (ii) 4,620 shares of restricted stock units that vest in three substantially equal installments on each of March 17, 2026, March 17, 2027 and March 17, 2028, and (iii) 2,800 shares of restricted stock units that vest in two substantially equal installments on each of March 20, 2026 and March 20, 2027, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.

	/s/ Creighton K. Early	03/11/2026
	** 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).
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FAQ

What did Willdan (WLDN) CFO report in this Form 4 filing?

The Form 4 shows Willdan’s CFO, Creighton K. Early, had 4,307 shares withheld to cover taxes on vested restricted stock. This was a non-market, tax-withholding disposition at $82.98 per share, not an open-market stock sale.

Was the Willdan (WLDN) CFO’s Form 4 transaction a stock sale?

No, the transaction was not an open-market sale. Shares were withheld to satisfy tax obligations when restricted stock vested, a common administrative process. The filing describes it as a tax-withholding disposition rather than a discretionary trade.

How many Willdan (WLDN) shares does the CFO hold after this transaction?

After the tax withholding, Creighton K. Early holds 75,175 shares of Willdan common stock directly. This total includes both currently owned shares and unvested restricted stock units that are scheduled to vest over several future dates.

What restricted stock units remain for the Willdan (WLDN) CFO after this Form 4?

The holding includes 5,625 RSUs vesting in three installments on March 3, 2027–2029, 4,620 RSUs vesting March 17, 2026–2028, and 2,800 RSUs vesting March 20, 2026–2027, all contingent on continued service with Willdan.

Why were 4,307 Willdan (WLDN) shares withheld from the CFO?

The 4,307 shares were withheld to meet tax withholding obligations related to restricted stock that vested on March 7, 2026. This mechanism pays required taxes using shares instead of separate cash payments.