MICAH CHEN - 03 Mar 2026 Form 4 Insider Report for Willdan Group, Inc. (WLDN)

Signature
/s/ Creighton K. Early, Attorney-in-fact for Micah Chen
Issuer symbol
WLDN
Transactions as of
03 Mar 2026
Net transactions value
$0
Form type
4
Filing time
05 Mar 2026, 18:01:01 UTC
Previous filing
22 Sep 2025
Next filing
11 Mar 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
CHEN MICAH EXECUTIVE VP & GENERAL COUNSEL 2401 EAST KATELLA AVENUE, SUITE 300, ANAHEIM /s/ Creighton K. Early, Attorney-in-fact for Micah Chen 05 Mar 2026 0001733678

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WLDN Common Stock Award +4,500 +11% $0.000000* 45,077 03 Mar 2026 Direct F1, F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares of restricted stock units awarded to the Reporting Person by the Issuer on March 3, 2026, which vest in three substantially equal installments on each of March 3, 2027, March 3, 2028 and March 3, 2029, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.
F2 Includes (i) 4,500 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, (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 and (iv) 934 shares of restricted stock that vest on March 7, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.
F3 Includes 154 shares of Common Stock purchased under the Amended and Restated Willdan Group, Inc. 2006 Employee Stock Purchase Plan on December 31, 2025.