[Form 4] FULLER H B CO Insider Trading Activity

Rhea-AI Filing Summary

H.B. Fuller (FUL)exercised 9,546 stock options at $33.38 per share and sold 7,075 shares at a $58.3771 weighted average price. The sale price range was $58.02–$58.6850. Following these transactions, the officer beneficially owned 9,441 common shares directly.

11/14/2025 - 02:13 PM

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^*

Weaver Nathan D.

(Last) (First) (Middle)

1200 WILLOW LAKE BOULEVARD

P.O. BOX 64683

(Street)

ST. PAUL MN 55164-0683

(City) (State) (Zip)

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)
	Exec VP, Business Transform.

3. Date of Earliest Transaction (Month/Day/Year)
11/13/2025

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	11/13/2025		M		9,546	A	$33.38	16,516	D
Common Stock	11/13/2025		S		7,075	D	$58.3771(1)	9,441(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
Employee Stock Option (Right-to-Buy)	$33.38	11/13/2025		M			9,546	01/19/2017(3)	01/19/2026	Common Stock	9,546	$33.38	0.0000	D
Employee Stock Option (Right-to-Buy)	$26.66							04/02/2021(3)	04/02/2030	Common Stock	9,732		9,732	D
Employee Stock Option (Right-to-Buy)	$45.05							01/24/2020(3)	01/24/2029	Common Stock	6,115		6,115	D
Employee Stock Option (Right-to-Buy)	$48.35							01/24/2021(3)	01/24/2030	Common Stock	5,362		5,362	D
Employee Stock Option (Right-to-Buy)	$50.1							01/26/2018(3)	01/26/2027	Common Stock	4,976		4,976	D
Employee Stock Option (Right-to-Buy)	$51.89							01/27/2022(3)	01/27/2031	Common Stock	11,992		11,992	D
Employee Stock Option (Right-to-Buy)	$53.57							01/25/2019(3)	01/25/2028	Common Stock	4,585		4,585	D
Employee Stock Option (Right-to-Buy)	$64.28							01/27/2026(4)	01/27/2035	Common Stock	14,844		14,844	D
Employee Stock Option (Right-to-Buy)	$68.17							01/24/2024(4)	01/24/2033	Common Stock	9,634		9,634	D
Employee Stock Option (Right-to-Buy)	$72.94							01/24/2023(3)	01/24/2032	Common Stock	8,249		8,249	D
Employee Stock Option (Right-to-Buy)	$77.72							01/26/2025(4)	01/26/2034	Common Stock	9,806		9,806	D
Phantom Units	$0.0000(5)							(6)	(6)	Common Stock	5,895.44		5,895.44(7)	D
Restricted Stock Units	$0.0000(8)							01/24/2024(9)	01/24/2026	Common Stock	562.91		562.91(10)	D
Restricted Stock Units	$0.0000(8)							01/26/2025(9)	01/26/2027	Common Stock	1,129.28		1,129.28(10)	D
Restricted Stock Units	$0.0000(8)							01/27/2026(9)	01/27/2028	Common Stock	2,640.43		2,640.43(10)	D

Explanation of Responses:

1. The price reported is the weighted average sale price for the transaction reported. The prices received ranged from $58.02 to $58.6850. The reporting person will provide to the issuer, a security holder of the issuer, or the SEC staff, upon request, full information regarding the number of shares sold at each price within the range.

2. Amount includes shares acquired pursuant to a dividend reinvestment plan.

3. This option is 100% vested.

4. This option vests in three annual installments (33%, 33%, and 34%) beginning on the date shown.

5. These units (acquired after 12-31-04) convert into shares of common stock on a 1-for-1 basis.

6. These units (acquired after 12-31-04) convert into shares of common stock upon the earlier of certain termination events as specified in the Key Employee Deferred Compensation Plan or such earlier date as selected by the participant, subject to holding periods required by law.

7. Amount includes stock units acquired pursuant to a dividend equivalent feature.

8. These restricted stock units convert into shares of common stock on a 1-for-1 basis.

9. These restricted stock units vest in three annual installments (33%, 33%, and 34%) beginning on the date shown.

10. Amount includes restricted stock units acquired pursuant to a dividend equivalent reinvestment feature.

	/s/ Patrick J. Seul, Attorney-in-Fact	11/14/2025
	** 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.

FAQ

What did H.B. Fuller (FUL) disclose in this Form 4?

An officer exercised 9,546 options at $33.38 and sold 7,075 shares at a $58.3771 weighted average price on 11/13/2025.

What is the officer’s remaining direct ownership in FUL after the trades?

The reporting person directly beneficially owned 9,441 shares following the transactions.

What were the sale price details for the FUL shares?

Shares were sold at a $58.3771 weighted average, within a $58.02–$58.6850 range.

What options were exercised in this Form 4 filing for FUL?

The officer exercised 9,546 employee stock options with a $33.38 exercise price on 11/13/2025.

What role does the reporting person hold at H.B. Fuller (FUL)?

The reporting person is an Executive Vice President, Business Transformation.

Does the filing indicate how the weighted average sale price was calculated?

Yes. The filing notes the weighted average and provides the $58.02–$58.6850 range, with details available upon request.