X0306 4 2021-02-10 0000039368 FULLER H B CO FUL 0001533627 JENSEN TRACI L 1200 WILLOW LAKE BOULEVARD P.O. BOX 64683 ST. PAUL MN 55164-0683 1 Vice President Common Stock 2021-02-10 4 S 0 3808.0000 56.1566 D 14068.0000 D Employee Stock Option (Right-to-Buy) 33.3800 2017-01-19 2026-01-19 Common Stock 29832.0000 29832.0000 D Employee Stock Option (Right-to-Buy) 41.0000 2016-01-22 2025-01-22 Common Stock 22789.0000 22789.0000 D Employee Stock Option (Right-to-Buy) 45.0500 2020-01-24 2029-01-24 Common Stock 27472.0000 27472.0000 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 16644.0000 16644.0000 D Employee Stock Option (Right-to-Buy) 50.1000 2018-01-26 2027-01-26 Common Stock 23696.0000 23696.0000 D Employee Stock Option (Right-to-Buy) 51.8900 2022-01-27 2031-01-27 Common Stock 11992.0000 11992.0000 D Employee Stock Option (Right-to-Buy) 53.5700 2019-01-25 2028-01-25 Common Stock 21834.0000 21834.0000 D Performance Stock Units 0.0000 2020-01-24 2022-01-24 Common Stock 1015.5300 1015.5300 D Restricted Stock Units 0.0000 2020-01-24 2022-01-24 Common Stock 1030.5500 1030.5500 D Restricted Stock Units 0.0000 2021-01-24 2023-01-24 Common Stock 1009.6900 1009.6900 D Restricted Stock Units 0.0000 2022-01-27 2024-01-27 Common Stock 1523.0000 1523.0000 D The price reported is the weighted average sale price for the transaction reported. The prices received ranged from $56.13 to $56.27. 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. 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, Attorney-in-Fact 2021-02-11