144 0001872974 XXXXXXXX LIVE 0000889331 Littelfuse, Inc 000-20388 6133 North River Road Ste 500 Rosemont IL 60018 7736281000 Maggie Chu Officer Common Merrill 8890 Lyra Dr 5th Flr Columbus OH 43240 1280 502361.6 24901687 04/28/2026 NASDAQ Common 04/24/2026 Restricted Stock Vesting Littlefuse N 492 04/24/2026 NA Common 04/24/2026 Dividend Equivalent Stock Vesting Littlefuse N 6 04/24/2026 NA Common 04/25/2026 Restricted Stock Vesting Littlefuse N 317 04/25/2026 NA Common 04/27/2026 Restricted Stock Vesting Littlefuse N 465 04/27/2026 NA N Maggie Chu 6133 North River Road Ste 500 Rosemont IL 60018 Common 02/04/2026 2061 673356.23 04/28/2026 12/09/2025 Maggie Chu