X0306 4 2021-11-01 0000039368 FULLER H B CO FUL 0001345567 Keenan Timothy J 1200 WILLOW LAKE BOULEVARD P.O. BOX 64683 ST. PAUL MN 55164-0683 1 VP, Gen. Counsel & Corp. Sec. Common Stock 2021-11-01 4 M 0 5291.0000 39.6400 A 28162.0000 D Common Stock 2021-11-01 4 S 0 5291.0000 71.5230 D 22871.0000 D Common Stock 5.9300 I By 401(k) Plan Employee Stock Option (Right-to-Buy) 39.6400 2021-11-01 4 M 0 5291.0000 39.6400 D 2014-01-24 2023-01-24 Common Stock 5291.0000 0.0000 D Employee Stock Option (Right-to-Buy) 33.3800 2017-01-19 2026-01-19 Common Stock 16408.0000 16408.0000 D Employee Stock Option (Right-to-Buy) 41.0000 2016-01-22 2025-01-22 Common Stock 12534.0000 12534.0000 D Employee Stock Option (Right-to-Buy) 45.0500 2020-01-24 2029-01-24 Common Stock 16483.0000 16483.0000 D Employee Stock Option (Right-to-Buy) 48.3500 2021-01-24 2030-01-24 Common Stock 14492.0000 14492.0000 D Employee Stock Option (Right-to-Buy) 48.9200 2015-01-23 2024-01-23 Common Stock 9154.0000 9154.0000 D Employee Stock Option (Right-to-Buy) 51.1000 2018-01-26 2027-01-26 Common Stock 14336.0000 14336.0000 D Employee Stock Option (Right-to-Buy) 51.8900 2022-01-27 2031-01-27 Common Stock 14391.0000 14391.0000 D Employee Stock Option (Right-to-Buy) 53.5700 2019-01-25 2028-01-25 Common Stock 13100.0000 13100.0000 D Performance Stock Units 0.0000 2020-01-24 2022-01-24 Common Stock 614.0600 614.0600 D Restricted Stock Units 0.0000 2020-01-24 2022-01-24 Common Stock 624.0600 624.0600 D Restricted Stock Units 0.0000 2021-01-24 2023-01-24 Common Stock 1017.7500 1017.7500 D Restricted Stock Units 0.0000 2022-01-27 2024-01-27 Common Stock 1842.5900 1842.5900 D The price reported is the weighted average sale price for the transaction reported. The prices received ranged from $71.41 to $71.60. 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. Amount includes shares and dividends acquired pursuant to the H.B.Fuller Company 401(k) & Retirement Plan. This option is 100% vested. This option vests in three equal annual installments beginning on the date shown. These performance stock units convert into shares of common stock on a 1-for-1 basis. These performance stock units vest in three equal annual installments beginning on the date shown upon H.B. Fuller achieving return on invested capital at least at the threshold level of performance in each year of the three years of vesting. This amount has been adjusted to reflect a decrease in number of performance stock units from the original grant based on performance criteria. Amount also includes performance stock units acquired pursuant to a dividend equivalent reinvestment feature. These restricted stock units convert into shares of common stock on a 1-for-1 basis. These restricted stock units vest in three equal annual installments beginning on the date shown. Amount includes restricted stock units acquired pursuant to a dividend equivalent reinvestment feature. /s/ Timothy J. Keenan 2021-11-02