0001593968-20-000696 4 1 20200305 20200309 20200309 Silberstein Asaf 0001514954 4 34 001-06395 20698755 200 FLYNN ROAD CAMARILLO CA 93012-8079 SEMTECH CORP 0000088941 3674 952119684 DE 0126 200 FLYNN ROAD CAMARILLO CA 93012-8790 8054982111 200 FLYNN ROAD CAMARILLO CA 93012-8790 4 1 primary_01.xml PRIMARY DOCUMENT X0306 4 2020-03-05 0000088941 SEMTECH CORP SMTC 0001514954 Silberstein Asaf 200 FLYNN ROAD CAMARILLO CA 93012-8790 false true false false EVP Common Stock 2020-03-05 4 M false 4666 0 A 62235 D Common Stock 2020-03-05 4 F false 1614 40.52 D 60621 D Common Stock 2020-03-06 4 M false 4650 0 A 65271 D Common Stock 2020-03-06 4 F false 1608 39.08 D 63663 D Restricted Stock Unit 2020-03-06 4 M false 4650 0 D SMTC 4650 4651 D Restricted Stock Unit 2020-03-05 4 M false 4666 0 D SMTC 4666 9334 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 6, 2019. This grant vests in three annual installments beginning on March 6, 2019. This grant vests in three annual installments beginning on March 5, 2020. /s/Asaf Silberstein by Charles B. Ammann under Power of Attorney dated February 25, 2014 (Copy On File) 2020-03-09