Celeste Beeks Mastin - 20 Jan 2026 Form 4 Insider Report for FULLER H B CO (FUL)

Role
President and CEO, Director
Signature
/s/ Patrick J. Seul, Attorney-in-Fact
Issuer symbol
FUL
Transactions as of
20 Jan 2026
Net transactions value
$0
Form type
4
Filing time
22 Jan 2026, 12:43:06 UTC
Previous filing
24 Nov 2025
Next filing
27 Jan 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Mastin Celeste Beeks President and CEO, Director 1200 WILLOW LAKE BOULEVARD, P.O. BOX 64683, ST. PAUL /s/ Patrick J. Seul, Attorney-in-Fact 22 Jan 2026 0001297394

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding FUL Common Stock 16,119 20 Jan 2026 Direct
holding FUL Common Stock 3,500 20 Jan 2026 By Revocable Trust

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 Performance Stock Units Award $0 +9,533 $0.000000 9,533 20 Jan 2026 Common Stock 9,533 $0.000000 Direct F1, F2
holding FUL Employee Stock Option (Right-to-Buy) 135,135 20 Jan 2026 Common Stock 135,135 $64.28 Direct F3
holding FUL Employee Stock Option (Right-to-Buy) 25,667 20 Jan 2026 Common Stock 25,667 $67.55 Direct F3
holding FUL Employee Stock Option (Right-to-Buy) 72,261 20 Jan 2026 Common Stock 72,261 $68.17 Direct F3
holding FUL Employee Stock Option (Right-to-Buy) 103,228 20 Jan 2026 Common Stock 103,228 $77.72 Direct F3
holding FUL Restricted Stock Units 4,214 20 Jan 2026 Common Stock 4,214 $0.000000 Direct F4, F5, F6
holding FUL Restricted Stock Units 11,881 20 Jan 2026 Common Stock 11,881 $0.000000 Direct F4, F5, F6
holding FUL Restricted Stock Units 24,043 20 Jan 2026 Common Stock 24,043 $0.000000 Direct F4, F5, F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 These performance stock units convert into shares of common stock on a 1-for-1 basis.
F2 Each performance stock unit represents a contingent right to receive one share of H.B. Fuller common stock on the vesting date of January 24, 2026. This amount represents H.B. Fuller achieving return on invested capital payout at 80% of the target level.
F3 This option vests in three annual installments (33%, 33%, and 34%) beginning on the date shown.
F4 These restricted stock units convert into shares of common stock on a 1-for-1 basis.
F5 These restricted stock units vest in three annual installments (33%, 33%, and 34%) beginning on the date shown.
F6 Amount includes restricted stock units acquired pursuant to a dividend equivalent reinvestment feature.