Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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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(Print or Type Responses)

1. Name and Address of Reporting Person * Ogunsanya Gregory O. 2. Issuer Name and Ticker or Trading Symbol FULLER H B CO [FUL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Sr. VP, GC and Corp Secretary (Last) (First) (Middle) 1200 WILLOW LAKE BOULEVARD, P.O. BOX 64683 3. Date of Earliest Transaction (Month/Day/Year) 10/04/2025 (Street) ST. PAUL, MN 55164-0683 4. If Amendment, Date 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 (City) (State) (Zip) 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 10/04/2025 M 3,701 A $59.28 6,567 D Common Stock 10/04/2025 M 191 A $59.28 6,758 D Common Stock 10/04/2025 F 60(1) D $59.28 6,698 D Common Stock 10/04/2025 F 1,134(2) D $59.28 5,564 D

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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 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

Restricted Stock Units

$ 0 (3)

10/04/2025

M

3,701

10/04/2024(4)

10/04/2025

Common Stock

3,701

$59.28

0

D

Restricted Stock Units

$ 0 (3)

10/04/2025

M

191

10/04/2024(5)

10/04/2026

Common Stock

191

$59.28

199.18(6)

D

Employee Stock Option (Right-to-Buy)

$64.28

01/27/2026(7)

01/27/2035

Common Stock

10,237

10,237

D

Employee Stock Option (Right-to-Buy)

$70.28

10/04/2024(7)

10/04/2033

Common Stock

3,442

3,442

D

Employee Stock Option (Right-to-Buy)

$77.72

01/26/2025(7)

01/26/2034

Common Stock

8,915

8,915

D

Restricted Stock Units

$ 0 (3)

01/26/2025(5)

01/26/2027

Common Stock

1,022.86

1,022.86(6)

D

Restricted Stock Units

$ 0 (3)

01/27/2026(5)

01/27/2028

Common Stock

1,813.23

1,813.23(6)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Ogunsanya Gregory O. 1200 WILLOW LAKE BOULEVARD P.O. BOX 64683 ST. PAUL, MN 55164-0683			Sr. VP, GC and Corp Secretary

Signatures

/s/ Patrick J. Seul, Attorney-in-Fact		10/06/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Shares withheld for taxes due on 191 shares issued.
(2)	Shares withheld for taxes due on 3,701 shares issued.
(3)	These restricted stock units convert into shares of common stock on a 1-for-1 basis.
(4)	These restricted stock units vest in two equal annual installments beginning on the date shown.
(5)	These restricted stock units vest in three annual installments (33%, 33%, and 34%) beginning on the date shown.
(6)	Amount includes restricted stock units acquired pursuant to a dividend equivalent reinvestment feature.
(7)	This option vests in three annual installments (33%, 33%, and 34%) beginning on the date shown.

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