0001593968-22-000729 4 1 20220309 20220311 20220311 Silberstein Asaf 0001514954 4 34 001-06395 22733689 200 FLYNN ROAD CAMARILLO CA 93012-8079 SEMTECH CORP 0000088941 3674 952119684 DE 0130 200 FLYNN ROAD CAMARILLO CA 93012-8790 8054982111 200 FLYNN ROAD CAMARILLO CA 93012-8790 4 1 primary_01.xml PRIMARY DOCUMENT X0306 4 2022-03-09 0000088941 SEMTECH CORP SMTC 0001514954 Silberstein Asaf 200 FLYNN ROAD CAMARILLO CA 93012-8790 false true false false EVP Common Stock 2022-03-09 4 M false 3286 0 A 62108 D Common Stock 2022-03-09 4 F false 1137 62.6 D 60971 D Restricted Stock Unit 2022-03-09 4 M false 3286 0 D SMTC 3286 6573 D Each stock unit is the economic equivalent of one share of Semtech common stock. This grant vests in three annual installments beginning on March 9, 2022. This grant vests in three annual installments beginning on March 9, 2022. /s/Asaf Silberstein by Charles B. Ammann under Power of Attorney dated February 25, 2014 (Copy On File) 2022-03-11