{"transactions":[{"id":3112748,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2020-06-13T00:22:01.000Z","date":"2020-06-10","kind":"exercise","acquired":false,"shares":1384,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"underlying":"SMTC","underlying_shares":1384},"source":{"system":"sec-edgar","filing":"0001593968-20-001460","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001460/primary_01.xml","form_type":"4"}},{"id":3112747,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-06-13T00:22:01.000Z","date":"2020-06-10","kind":"exercise","acquired":true,"shares":1384,"price":53.94,"value":74652.96,"ownership":{"direct":true},"balance_after":24733,"source":{"system":"sec-edgar","filing":"0001593968-20-001460","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001460/primary_01.xml","form_type":"4"}},{"id":3130011,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2020-06-02T01:44:12.000Z","date":"2020-06-01","kind":"exercise","acquired":false,"shares":2335,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This grant vests in four annual installments beginning on January 1, 2016."}],"balance_after":0,"derivative":{"exercise_price":28.06,"exercise_date":"2016-01-01","expiration_date":"2021-01-01","underlying":"SMTC","underlying_shares":2335},"source":{"system":"sec-edgar","filing":"0001593968-20-001305","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001305/primary_01.xml","form_type":"4"}},{"id":3130010,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2020-06-02T01:44:12.000Z","date":"2020-06-01","kind":"exercise","acquired":false,"shares":2665,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This grant vests in four annual installments beginning on January 1, 2016."}],"balance_after":2335,"derivative":{"exercise_price":28.06,"exercise_date":"2016-01-01","expiration_date":"2021-01-01","underlying":"SMTC","underlying_shares":2665},"source":{"system":"sec-edgar","filing":"0001593968-20-001305","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001305/primary_01.xml","form_type":"4"}},{"id":3130009,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-06-02T01:44:12.000Z","date":"2020-06-01","kind":"sale","acquired":false,"shares":2665,"price":52.7246,"value":140511.059,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $52.7200 to $52.7250. Price and share details are available upon request."}],"balance_after":23349,"source":{"system":"sec-edgar","filing":"0001593968-20-001305","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001305/primary_01.xml","form_type":"4"}},{"id":3130008,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-06-02T01:44:12.000Z","date":"2020-06-01","kind":"exercise","acquired":true,"shares":2665,"price":28.06,"value":74779.9,"ownership":{"direct":true},"balance_after":26014,"source":{"system":"sec-edgar","filing":"0001593968-20-001305","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001305/primary_01.xml","form_type":"4"}},{"id":3130007,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-06-02T01:44:12.000Z","date":"2020-06-01","kind":"exercise","acquired":true,"shares":2335,"price":28.06,"value":65520.1,"ownership":{"direct":true},"balance_after":23349,"source":{"system":"sec-edgar","filing":"0001593968-20-001305","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001305/primary_01.xml","form_type":"4"}},{"id":3181207,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2020-04-08T00:23:42.000Z","date":"2020-04-07","kind":"exercise","acquired":false,"shares":3158,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This grant vests in four annual installments beginning on July 1, 2015."}],"balance_after":0,"derivative":{"exercise_price":26.59,"exercise_date":"2015-07-01","expiration_date":"2020-07-01","underlying":"SMTC","underlying_shares":3158},"source":{"system":"sec-edgar","filing":"0001593968-20-000992","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000992/primary_01.xml","form_type":"4"}},{"id":3181206,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2020-04-08T00:23:42.000Z","date":"2020-04-07","kind":"exercise","acquired":false,"shares":1842,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This grant vests in four annual installments beginning on July 1, 2015."}],"balance_after":3158,"derivative":{"exercise_price":26.59,"exercise_date":"2015-07-01","expiration_date":"2020-07-01","underlying":"SMTC","underlying_shares":1842},"source":{"system":"sec-edgar","filing":"0001593968-20-000992","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000992/primary_01.xml","form_type":"4"}},{"id":3181205,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-04-08T00:23:42.000Z","date":"2020-04-07","kind":"sale","acquired":false,"shares":3158,"price":42.258,"value":133450.764,"ownership":{"direct":true},"balance_after":21014,"source":{"system":"sec-edgar","filing":"0001593968-20-000992","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000992/primary_01.xml","form_type":"4"}},{"id":3181204,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-04-08T00:23:42.000Z","date":"2020-04-07","kind":"exercise","acquired":true,"shares":1842,"price":26.59,"value":48978.78,"ownership":{"direct":true},"balance_after":24172,"source":{"system":"sec-edgar","filing":"0001593968-20-000992","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000992/primary_01.xml","form_type":"4"}},{"id":3181203,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2020-04-08T00:23:42.000Z","date":"2020-04-07","kind":"exercise","acquired":true,"shares":3158,"price":26.59,"value":83971.22,"ownership":{"direct":true},"balance_after":22330,"source":{"system":"sec-edgar","filing":"0001593968-20-000992","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000992/primary_01.xml","form_type":"4"}},{"id":3404952,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-09-30T21:02:26.000Z","date":"2019-09-26","kind":"exercise","acquired":false,"shares":2530,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":24.94,"exercise_date":"2015-01-01","expiration_date":"2020-01-01","underlying":"SMTC","underlying_shares":2530},"source":{"system":"sec-edgar","filing":"0001593968-19-001939","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001939/primary_01.xml","form_type":"4"}},{"id":3404951,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-09-30T21:02:26.000Z","date":"2019-09-26","kind":"exercise","acquired":false,"shares":2470,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":2530,"derivative":{"exercise_price":24.94,"exercise_date":"2015-01-01","expiration_date":"2020-01-01","underlying":"SMTC","underlying_shares":2470},"source":{"system":"sec-edgar","filing":"0001593968-19-001939","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001939/primary_01.xml","form_type":"4"}},{"id":3404950,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-09-30T21:02:26.000Z","date":"2019-09-26","kind":"sale","acquired":false,"shares":2470,"price":50.5876,"value":124951.372,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $50.5700 to $50.6300. Price and share details are available upon request."}],"balance_after":19172,"source":{"system":"sec-edgar","filing":"0001593968-19-001939","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001939/primary_01.xml","form_type":"4"}},{"id":3404949,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-09-30T21:02:26.000Z","date":"2019-09-26","kind":"exercise","acquired":true,"shares":2470,"price":24.94,"value":61601.8,"ownership":{"direct":true},"balance_after":21642,"source":{"system":"sec-edgar","filing":"0001593968-19-001939","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001939/primary_01.xml","form_type":"4"}},{"id":3404948,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-09-30T21:02:26.000Z","date":"2019-09-26","kind":"exercise","acquired":true,"shares":2530,"price":24.94,"value":63098.2,"ownership":{"direct":true},"balance_after":19172,"source":{"system":"sec-edgar","filing":"0001593968-19-001939","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001939/primary_01.xml","form_type":"4"}},{"id":3473756,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2019-07-02T20:25:12.000Z","date":"2019-07-01","kind":"grant","acquired":true,"shares":1582,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."}],"balance_after":1582,"derivative":{"underlying":"SMTC","underlying_shares":1582},"source":{"system":"sec-edgar","filing":"0001593968-19-001543","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001543/primary_01.xml","form_type":"4"}},{"id":3473755,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2019-07-02T20:25:12.000Z","date":"2019-07-01","kind":"grant","acquired":true,"shares":1384,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":1384,"derivative":{"underlying":"SMTC","underlying_shares":1384},"source":{"system":"sec-edgar","filing":"0001593968-19-001543","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001543/primary_01.xml","form_type":"4"}},{"id":3493594,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2019-06-12T20:25:54.000Z","date":"2019-06-12","kind":"exercise","acquired":false,"shares":1487,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"underlying":"SMTC","underlying_shares":1487},"source":{"system":"sec-edgar","filing":"0001593968-19-001416","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001416/primary_01.xml","form_type":"4"}},{"id":3493593,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-06-12T20:25:54.000Z","date":"2019-06-12","kind":"exercise","acquired":true,"shares":1487,"price":43.42,"value":64565.54,"ownership":{"direct":true},"balance_after":16642,"source":{"system":"sec-edgar","filing":"0001593968-19-001416","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819001416/primary_01.xml","form_type":"4"}},{"id":3589619,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-03-19T21:32:20.000Z","date":"2019-03-18","kind":"exercise","acquired":false,"shares":1770,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":0,"derivative":{"exercise_price":35.17,"exercise_date":"2014-07-01","expiration_date":"2019-07-01","underlying":"SMTC","underlying_shares":1770},"source":{"system":"sec-edgar","filing":"0001593968-19-000802","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000802/primary_01.xml","form_type":"4"}},{"id":3589618,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-03-19T21:32:20.000Z","date":"2019-03-18","kind":"exercise","acquired":false,"shares":3230,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":1770,"derivative":{"exercise_price":35.17,"exercise_date":"2014-07-01","expiration_date":"2019-07-01","underlying":"SMTC","underlying_shares":3230},"source":{"system":"sec-edgar","filing":"0001593968-19-000802","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000802/primary_01.xml","form_type":"4"}},{"id":3589617,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-03-19T21:32:20.000Z","date":"2019-03-18","kind":"sale","acquired":false,"shares":3230,"price":54.5598,"value":176228.154,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $54.5510 to $54.5950. Price and share details are available upon request."}],"balance_after":15155,"source":{"system":"sec-edgar","filing":"0001593968-19-000802","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000802/primary_01.xml","form_type":"4"}},{"id":3589616,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-03-19T21:32:20.000Z","date":"2019-03-18","kind":"exercise","acquired":true,"shares":3230,"price":35.17,"value":113599.1,"ownership":{"direct":true},"balance_after":18385,"source":{"system":"sec-edgar","filing":"0001593968-19-000802","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000802/primary_01.xml","form_type":"4"}},{"id":3589615,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-03-19T21:32:20.000Z","date":"2019-03-18","kind":"exercise","acquired":true,"shares":1770,"price":35.17,"value":62250.9,"ownership":{"direct":true},"balance_after":15155,"source":{"system":"sec-edgar","filing":"0001593968-19-000802","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000802/primary_01.xml","form_type":"4"}},{"id":3698689,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-01-10T22:55:33.000Z","date":"2019-01-09","kind":"exercise","acquired":false,"shares":13872,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This grant vests in four annual installments beginning on April 3, 2014."}],"balance_after":0,"derivative":{"exercise_price":33.22,"exercise_date":"2014-04-03","expiration_date":"2019-04-03","underlying":"SMTC","underlying_shares":13872},"source":{"system":"sec-edgar","filing":"0001593968-19-000144","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000144/primary_01.xml","form_type":"4"}},{"id":3698688,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Option (right to buy)","published_at":"2019-01-10T22:55:33.000Z","date":"2019-01-09","kind":"exercise","acquired":false,"shares":6128,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This grant vests in four annual installments beginning on April 3, 2014."}],"balance_after":13872,"derivative":{"exercise_price":33.22,"exercise_date":"2014-04-03","expiration_date":"2019-04-03","underlying":"SMTC","underlying_shares":6128},"source":{"system":"sec-edgar","filing":"0001593968-19-000144","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000144/primary_01.xml","form_type":"4"}},{"id":3698687,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-01-10T22:55:33.000Z","date":"2019-01-09","kind":"sale","acquired":false,"shares":13872,"price":47.9348,"value":664951.5456,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $47.5300 to $48.6100. Price and share details are available upon request."}],"balance_after":13385,"source":{"system":"sec-edgar","filing":"0001593968-19-000144","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000144/primary_01.xml","form_type":"4"}},{"id":3698686,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-01-10T22:55:33.000Z","date":"2019-01-09","kind":"exercise","acquired":true,"shares":6128,"price":33.22,"value":203572.16,"ownership":{"direct":true},"balance_after":27257,"source":{"system":"sec-edgar","filing":"0001593968-19-000144","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000144/primary_01.xml","form_type":"4"}},{"id":3698685,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2019-01-10T22:55:33.000Z","date":"2019-01-09","kind":"exercise","acquired":true,"shares":13872,"price":33.22,"value":460827.84,"ownership":{"direct":true},"balance_after":21129,"source":{"system":"sec-edgar","filing":"0001593968-19-000144","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000144/primary_01.xml","form_type":"4"}},{"id":3877794,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2018-07-03T18:00:54.000Z","date":"2018-07-01","kind":"grant","acquired":true,"shares":1700,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."}],"balance_after":1700,"derivative":{"underlying":"SMTC","underlying_shares":1700},"source":{"system":"sec-edgar","filing":"0001593968-18-000980","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396818000980/primary_01.xml","form_type":"4"}},{"id":3877793,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2018-07-03T18:00:54.000Z","date":"2018-07-01","kind":"grant","acquired":true,"shares":1487,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":1487,"derivative":{"underlying":"SMTC","underlying_shares":1487},"source":{"system":"sec-edgar","filing":"0001593968-18-000980","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396818000980/primary_01.xml","form_type":"4"}},{"id":3896260,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2018-06-13T22:05:46.000Z","date":"2018-06-13","kind":"exercise","acquired":false,"shares":1678,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"underlying":"SMTC","underlying_shares":1678},"source":{"system":"sec-edgar","filing":"0001593968-18-000909","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396818000909/primary_01.xml","form_type":"4"}},{"id":3896259,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Common Stock","published_at":"2018-06-13T22:05:46.000Z","date":"2018-06-13","kind":"exercise","acquired":true,"shares":1678,"price":50.5,"value":84739.0,"ownership":{"direct":true},"balance_after":7257,"source":{"system":"sec-edgar","filing":"0001593968-18-000909","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396818000909/primary_01.xml","form_type":"4"}},{"id":4266892,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2017-07-05T21:51:17.000Z","date":"2017-07-01","kind":"grant","acquired":true,"shares":1958,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"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 cash on the last date that the Director renders services to the Company."}],"balance_after":1958,"derivative":{"underlying":"SMTC","underlying_shares":1958},"source":{"system":"sec-edgar","filing":"0001593968-17-000872","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396817000872/primary_01.xml","form_type":"4"}},{"id":4266891,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false,"officer_title":"Board of Directors"}}],"security":"Restricted Stock Unit","published_at":"2017-07-05T21:51:17.000Z","date":"2017-07-01","kind":"grant","acquired":true,"shares":1678,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":1678,"derivative":{"underlying":"SMTC","underlying_shares":1678},"source":{"system":"sec-edgar","filing":"0001593968-17-000872","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396817000872/primary_01.xml","form_type":"4"}},{"id":4283029,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Units","published_at":"2017-06-14T21:11:37.000Z","date":"2017-06-14","kind":"exercise","acquired":false,"shares":2534,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"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."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"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."}],"balance_after":0,"derivative":{"underlying":"Common Stock","underlying_shares":2534},"source":{"system":"sec-edgar","filing":"0001413753-17-000050","document":"edgar.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000141375317000050/edgar.xml","form_type":"4"}},{"id":4283028,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":148509,"kind":"person","name":"Santoro Carmelo J.","position":1,"cik":"0001406465","reported_name":"Santoro Carmelo J.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-06-14T21:11:37.000Z","date":"2017-06-14","kind":"exercise","acquired":true,"shares":2534,"price":36.5,"value":92491.0,"ownership":{"direct":true},"balance_after":5579,"source":{"system":"sec-edgar","filing":"0001413753-17-000050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000141375317000050/edgar.xml","form_type":"4"}}]}