0001593968-21-001840 4 1 20210713 20210714 20210714 MAHESWARAN MOHAN 0001224946 4 34 001-06395 211091486 200 FLYNN ROAD 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 2021-07-13 0000088941 SEMTECH CORP SMTC 0001224946 MAHESWARAN MOHAN 200 FLYNN ROAD CAMARILLO CA 93012-8790 true true false false President and CEO Common Stock 2021-07-13 4 M false 20000 17.51 A 229210 D Common Stock 2021-07-13 4 S false 5 65.64 D 229205 D Common Stock 2021-07-13 4 S false 19995 65.18 D 209210 D Option (right to buy) 17.51 2021-07-13 4 M false 20000 0 D 2017-02-23 2022-02-23 SMTC 20000 70000 D This price represents the weighted average of these sales. The prices ranged from $65.6300 to $65.6500. Price and share details are available upon request. This price represents the weighted average of these sales. The prices ranged from $64.6250 to $65.6200. Price and share details are available upon request. /s/Mohan Maheswaran by Charles B. Ammann under Power of Attorney dated February 25, 2014 (Copy On File) 2021-07-14