0001593968-21-002010 4 1 20210821 20210824 20210824 Rodensky Michael W 0001306150 4 34 001-06395 211202872 741 CALLE PLANO CAMARILLO CA 93012 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 2021-08-21 0000088941 SEMTECH CORP SMTC 0001306150 Rodensky Michael W 200 FLYNN RD. CAMARILLO CA 93012 false true false false VP Common Stock 2021-08-21 4 M false 1000 0 A 8056 D Common Stock 2021-08-21 4 F false 346 63.4 D 7710 D Common Stock 2021-08-22 4 M false 1000 0 A 8710 D Common Stock 2021-08-22 4 F false 346 63.4 D 8364 D Restricted Stock Unit 2021-08-22 4 M false 1000 0 D SMTC 1000 1000 D Restricted Stock Unit 2021-08-21 4 M false 1000 0 D SMTC 1000 2000 D Each stock unit is the economic equivalent of one share of Semtech common stock. This grant vests in four annual installments beginning on August 22, 2019. This grant vests in four annual installments beginning on August 21, 2020. /s/Michael W. Rodensky by Charles B. Ammann under Power of Attorney dated March 10, 2020 (Copy On File) 2021-08-24