Sec Form 4 Filing - Forager Fund, L.P. @ Willdan Group, Inc. - 2024-03-26

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Forager Fund, L.P. 2. Issuer Name and Ticker or Trading Symbol Willdan Group, Inc. [ WLDN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 2025 3RD AVE. N, SUITE 350 3. Date of Earliest Transaction (MM/DD/YY) 03/26/2024 (Street) BIRMINGHAM, AL35203 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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, par value $0.01 per share 03/26/2024 S 10,456 D $ 29.83 1,900,057 D Common Stock, par value $0.01 per share 03/27/2024 S 22,447 D $ 29.2515 1,877,610 D Common Stock, par value $0.01 per share 271 D ( 1 ) Common Stock, par value $0.01 per share 11,402 D ( 2 ) Common Stock, par value $0.01 per share 1,775 D ( 3 )

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/ DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Forager Fund, L.P. 2025 3RD AVE. N SUITE 350 BIRMINGHAM, AL35203 X Kissel Edward Urban 2025 3RD AVE. N SUITE 350 BIRMINGHAM, AL35203 X MacArthur Robert Symmes 2025 3RD AVE. N SUITE 350 BIRMINGHAM, AL35203 X Signatures /s/ Robert MacArthur, managing member of sole general partner on behalf of Forager Fund, L.P. 03/28/2024 Signature of Reporting Person Date /s/ Edward Kissel 03/28/2024 Signature of Reporting Person Date /s/ Robert MacArthur 03/28/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The shares reported are directly held by Mr. MacArthur. Each of the Reporting Persons disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, if any. ( 2 )The shares reported are directly held by Mr. Kissel. Each of the Reporting Persons disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, if any. ( 3 )The shares reported are directly held by Mr. Kissel's spouse. Each of the Reporting Persons disclaims beneficial ownership of such shares except to the extent of his or its pecuniary interest therein, if any.

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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