0001593968-21-001597 4 1 20210609 20210610 20210610 Gillai Saar 0001674214 4 34 001-06395 211008338 2100 LOGIC DRIVE SAN JOSE CA 95124 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 2021-06-09 0000088941 SEMTECH CORP SMTC 0001674214 Gillai Saar 200 FLYNN RD. CAMARILLO CA 93012 true false false false Board of Directors Common Stock 2021-06-09 4 M false 1371 67.22 A 3679 D Restricted Stock Unit 2021-06-09 4 M false 1371 0 D SMTC 1371 0 D Each stock unit is the economic equivalent of one share of Semtech common stock. The stock units vest on the earlier of the one year anniversary of the award or the day immediately preceding the annual meeting of shareholders in the year following the grant and are payable in shares. /s/Saar Gillai by Charles B. Ammann under Power of Attorney dated September 18, 2018 (Copy On File) 2021-06-10