Robert J. Martsching - 31 Dec 2025 Form 4 Insider Report for FULLER H B CO (FUL)

Role
VP, Corporate Controller
Signature
/s/ Patrick J. Seul, Attorney-in-Fact
Issuer symbol
FUL
Transactions as of
31 Dec 2025
Net transactions value
-$4,341
Form type
4
Filing time
05 Jan 2026, 18:26:27 UTC
Previous filing
11 Jul 2025
Next filing
22 Jan 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Martsching Robert J VP, Corporate Controller 1200 WILLOW LAKE BOULEVARD, P.O. BOX 64683, ST. PAUL /s/ Patrick J. Seul, Attorney-in-Fact 05 Jan 2026 0001599549

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction FUL Common Stock Options Exercise $15,281 +257 +1.7% $59.46 15,356 31 Dec 2025 Direct
transaction FUL Common Stock Tax liability $4,341 -73 -0.48% $59.46 15,283 31 Dec 2025 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction FUL Phantom Units Options Exercise $15,281 -257 -8.3% $59.46 2,825 31 Dec 2025 Common Stock 257 $0.000000 Direct F3, F4, F5
holding FUL Employee Stock Option (Right-to-Buy) 8,791 31 Dec 2025 Common Stock 8,791 $45.05 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 8,173 31 Dec 2025 Common Stock 8,173 $48.35 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 7,582 31 Dec 2025 Common Stock 7,582 $50.10 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 6,088 31 Dec 2025 Common Stock 6,088 $51.89 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 7,336 31 Dec 2025 Common Stock 7,336 $53.57 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 4,606 31 Dec 2025 Common Stock 4,606 $64.28 Direct F7
holding FUL Employee Stock Option (Right-to-Buy) 3,346 31 Dec 2025 Common Stock 3,346 $68.17 Direct F7
holding FUL Employee Stock Option (Right-to-Buy) 3,629 31 Dec 2025 Common Stock 3,629 $72.94 Direct F6
holding FUL Employee Stock Option (Right-to-Buy) 3,096 31 Dec 2025 Common Stock 3,096 $77.72 Direct F7
holding FUL Restricted Stock Units 196 31 Dec 2025 Common Stock 196 $0.000000 Direct F8, F9, F10
holding FUL Restricted Stock Units 358 31 Dec 2025 Common Stock 358 $0.000000 Direct F8, F9, F10
holding FUL Restricted Stock Units 819 31 Dec 2025 Common Stock 819 $0.000000 Direct F8, F9, F10
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares withheld for taxes due on 257 shares issued.
F2 Amount includes shares acquired pursuant to a dividend reinvestment plan.
F3 These units (acquired after 12-31-04) convert into shares of common stock on a 1-for-1 basis.
F4 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.
F5 Amount includes stock units acquired pursuant to a dividend equivalent feature.
F6 This option is 100% vested.
F7 This option vests in three annual installments (33%, 33%, and 34%) beginning on the date shown.
F8 These restricted stock units convert into shares of common stock on a 1-for-1 basis.
F9 These restricted stock units vest in three annual installments (33%, 33%, and 34%) beginning on the date shown.
F10 Amount includes restricted stock units acquired pursuant to a dividend equivalent reinvestment feature.