0001593968-21-002104 4 1 20210908 20210909 20210909 Ammann Charles B. 0001470518 4 34 001-06395 211244954 21301 BURBANK BLVD. WOODLAND HILLS CA 91367 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 2021-09-08 0000088941 SEMTECH CORP SMTC 0001470518 Ammann Charles B. 200 FLYNN ROAD CAMARILLO CA 93012-8790 false true false false EVP Common Stock 2021-09-08 4 S false 8958 75.7632 D 0 D This price represents the weighted average of these sales. The prices ranged from $75.5000 to $76.3600. Price and share details are available upon request. /s/Charles B. Ammann 2021-09-09