0001593968-21-002531 4 1 20211207 20211208 20211208 MAHESWARAN MOHAN 0001224946 4 34 001-06395 211479403 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 2021-12-07 0000088941 SEMTECH CORP SMTC 0001224946 MAHESWARAN MOHAN 200 FLYNN ROAD CAMARILLO CA 93012-8790 true true false false President and CEO Common Stock 2021-12-07 4 S false 14649 88.5834 D 194561 D Common Stock 2021-12-07 4 S false 10798 89.6884 D 183763 D Common Stock 2021-12-07 4 S false 4553 90.0124 D 179210 D This price represents the weighted average of these sales. The prices ranged from $87.8900 to $88.8850. Price and share details are available upon request. This price represents the weighted average of these sales. The prices ranged from $88.8900 to $89.8800. Price and share details are available upon request. This price represents the weighted average of these sales. The prices ranged from $89.8900 to $90.1300. 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) 2021-12-08