144 0001156899 XXXXXXXX LIVE 0000088941 Semtech Corp 001-06395 200 Flynn Rd Camarillo CA 93012 8054982111 Hong Hou Officer Common Stock UBS Financial Services Inc

1000 Harbor Blvd 3rd Floor Weehawken NJ 07086

10000 750000 89770000 12/03/2025 NASDAQ Common Stock 06/11/2024 RSU Vesting Issuer N 10000 06/11/2024 NA Y 12/03/2025 /s/Mijo Suric, for UBS Financial Services Inc, as attorney-in-fact for Hong Hou