{"transactions":[{"id":2317328,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Option (right to buy)","published_at":"2022-03-28T23:47:12.000Z","date":"2022-03-28","kind":"exercise","acquired":false,"shares":5000,"price":34.75,"value":173750.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"This grant vests in four annual installments beginning on March 6, 2019."}],"balance_after":0,"derivative":{"exercise_price":34.75,"exercise_date":"2019-03-06","expiration_date":"2024-03-06","underlying":"SMTC","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001593968-22-000782","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000782/primary_01.xml","form_type":"4"}},{"id":2317327,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-28T23:47:12.000Z","date":"2022-03-28","kind":"sale","acquired":false,"shares":1950,"price":70.5857,"value":137642.115,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales.  The prices ranged from $70.5750 to $70.5890.  Price and share details are available upon request."}],"balance_after":16726,"source":{"system":"sec-edgar","filing":"0001593968-22-000782","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000782/primary_01.xml","form_type":"4"}},{"id":2317326,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-28T23:47:12.000Z","date":"2022-03-28","kind":"sale","acquired":false,"shares":5000,"price":70.5611,"value":352805.5,"ownership":{"direct":true},"balance_after":18676,"source":{"system":"sec-edgar","filing":"0001593968-22-000782","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000782/primary_01.xml","form_type":"4"}},{"id":2317325,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-28T23:47:12.000Z","date":"2022-03-28","kind":"exercise","acquired":true,"shares":5000,"price":34.75,"value":173750.0,"ownership":{"direct":true},"balance_after":23676,"source":{"system":"sec-edgar","filing":"0001593968-22-000782","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000782/primary_01.xml","form_type":"4"}},{"id":2339004,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2022-03-11T21:38:52.000Z","date":"2022-03-09","kind":"exercise","acquired":false,"shares":2347,"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":"This grant vests in three annual installments beginning on March 9, 2022."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in three annual installments beginning on March 9, 2022."}],"balance_after":4695,"derivative":{"underlying":"SMTC","underlying_shares":2347},"source":{"system":"sec-edgar","filing":"0001593968-22-000728","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000728/primary_01.xml","form_type":"4"}},{"id":2339003,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-11T21:38:52.000Z","date":"2022-03-09","kind":"tax_withholding","acquired":false,"shares":812,"price":62.6,"value":50831.2,"ownership":{"direct":true},"balance_after":18676,"source":{"system":"sec-edgar","filing":"0001593968-22-000728","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000728/primary_01.xml","form_type":"4"}},{"id":2339002,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-11T21:38:52.000Z","date":"2022-03-09","kind":"exercise","acquired":true,"shares":2347,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":19488,"source":{"system":"sec-edgar","filing":"0001593968-22-000728","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000728/primary_01.xml","form_type":"4"}},{"id":2340850,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2022-03-11T00:30:42.000Z","date":"2022-03-08","kind":"grant","acquired":true,"shares":11981,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each stock unit is the economic equivalent of one share of Semtech common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"This grant vests in three  annual installments beginning on March 8, 2023."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This grant vests in three annual installments beginning on March 8, 2023."}],"balance_after":11981,"derivative":{"underlying":"SMTC","underlying_shares":11981},"source":{"system":"sec-edgar","filing":"0001593968-22-000715","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000715/primary_01.xml","form_type":"4"}},{"id":2340849,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-11T00:30:42.000Z","date":"2022-03-08","kind":"grant","acquired":true,"shares":902,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The reporting person was granted performance stock units by Semtech in Semtech's fiscal year 2022 that are eligible to vest based on Semtech's relative total stockholder return over a period of one, two and three years. This transaction represents the payment and vesting of the awards with respect to the first year in the performance period."}],"balance_after":17141,"source":{"system":"sec-edgar","filing":"0001593968-22-000715","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000715/primary_01.xml","form_type":"4"}},{"id":2346401,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-05","kind":"exercise","acquired":false,"shares":2334,"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":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."}],"balance_after":0,"derivative":{"underlying":"SMTC","underlying_shares":2334},"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2346400,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-06","kind":"exercise","acquired":false,"shares":7500,"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":"This grant vests in four annual installments beginning on March 6, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in four annual installments beginning on March 6, 2019."}],"balance_after":0,"derivative":{"underlying":"SMTC","underlying_shares":7500},"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2346399,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-06","kind":"tax_withholding","acquired":false,"shares":2594,"price":64.67,"value":167753.98,"ownership":{"direct":true},"balance_after":16239,"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2346398,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-06","kind":"exercise","acquired":true,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":18833,"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2346397,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-05","kind":"tax_withholding","acquired":false,"shares":808,"price":64.67,"value":52253.36,"ownership":{"direct":true},"balance_after":11333,"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2346396,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-08T23:35:59.000Z","date":"2022-03-05","kind":"exercise","acquired":true,"shares":2334,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":12141,"source":{"system":"sec-edgar","filing":"0001593968-22-000692","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000692/primary_01.xml","form_type":"4"}},{"id":2358297,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2022-03-04T01:18:21.000Z","date":"2022-03-03","kind":"exercise","acquired":false,"shares":2963,"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":"This grant vests in three annual installments beginning on March 3, 2021."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in three annual installments beginning on March 3, 2021."}],"balance_after":2963,"derivative":{"underlying":"SMTC","underlying_shares":2963},"source":{"system":"sec-edgar","filing":"0001593968-22-000627","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000627/primary_01.xml","form_type":"4"}},{"id":2358296,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-04T01:18:21.000Z","date":"2022-03-03","kind":"tax_withholding","acquired":false,"shares":1089,"price":68.53,"value":74629.17,"ownership":{"direct":true},"balance_after":9807,"source":{"system":"sec-edgar","filing":"0001593968-22-000627","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000627/primary_01.xml","form_type":"4"}},{"id":2358295,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2022-03-04T01:18:21.000Z","date":"2022-03-03","kind":"exercise","acquired":true,"shares":2963,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10896,"source":{"system":"sec-edgar","filing":"0001593968-22-000627","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396822000627/primary_01.xml","form_type":"4"}},{"id":2756353,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-04-06T23:56:45.000Z","date":"2021-04-06","kind":"sale","acquired":false,"shares":4830,"price":71.9629,"value":347580.807,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $71.9617 to $71.9770. Price and share details are available upon request."}],"balance_after":7933,"source":{"system":"sec-edgar","filing":"0001593968-21-001093","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821001093/primary_01.xml","form_type":"4"}},{"id":2775799,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Option (right to buy)","published_at":"2021-03-23T21:58:53.000Z","date":"2021-03-22","kind":"exercise","acquired":false,"shares":5000,"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 March 6, 2019."}],"balance_after":5000,"derivative":{"exercise_price":34.75,"exercise_date":"2019-03-06","expiration_date":"2024-03-06","underlying":"SMTC","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001593968-21-000996","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000996/primary_01.xml","form_type":"4"}},{"id":2775798,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-23T21:58:53.000Z","date":"2021-03-22","kind":"sale","acquired":false,"shares":7670,"price":73.7302,"value":565510.634,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $73.6800 to $73.8000. Price and share details are available upon request."}],"balance_after":12763,"source":{"system":"sec-edgar","filing":"0001593968-21-000996","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000996/primary_01.xml","form_type":"4"}},{"id":2775797,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-23T21:58:53.000Z","date":"2021-03-22","kind":"exercise","acquired":true,"shares":5000,"price":34.75,"value":173750.0,"ownership":{"direct":true},"balance_after":20433,"source":{"system":"sec-edgar","filing":"0001593968-21-000996","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000996/primary_01.xml","form_type":"4"}},{"id":2795916,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Market-based RSU","published_at":"2021-03-11T21:13:29.000Z","date":"2021-03-09","kind":"grant","acquired":true,"shares":7042,"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":"F4","text":"The award vests fully if the 30-trading day average closing price equals or exceeds $95."}],"balance_after":7042,"derivative":{"expiration_date":"2024-03-05","underlying":"SMTC","underlying_shares":7042},"source":{"system":"sec-edgar","filing":"0001593968-21-000891","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000891/primary_01.xml","form_type":"4"}},{"id":2795915,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2021-03-11T21:13:29.000Z","date":"2021-03-09","kind":"grant","acquired":true,"shares":7042,"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":"This grant vests in three annual installments beginning on March 9, 2022."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in three annual installments beginning on March 9, 2022."}],"balance_after":7042,"derivative":{"underlying":"SMTC","underlying_shares":7042},"source":{"system":"sec-edgar","filing":"0001593968-21-000891","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000891/primary_01.xml","form_type":"4"}},{"id":2795914,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-11T21:13:29.000Z","date":"2021-03-09","kind":"grant","acquired":true,"shares":791,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":15433,"source":{"system":"sec-edgar","filing":"0001593968-21-000891","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000891/primary_01.xml","form_type":"4"}},{"id":2804777,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-05","kind":"exercise","acquired":false,"shares":2333,"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":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."}],"balance_after":2334,"derivative":{"underlying":"SMTC","underlying_shares":2333},"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2804776,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-06","kind":"exercise","acquired":false,"shares":7500,"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":"This grant vests in four annual installments beginning on March 6, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in four annual installments beginning on March 6, 2019."}],"balance_after":7500,"derivative":{"underlying":"SMTC","underlying_shares":7500},"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2804775,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-06","kind":"tax_withholding","acquired":false,"shares":2594,"price":68,"value":176392.0,"ownership":{"direct":true},"balance_after":14642,"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2804774,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-06","kind":"exercise","acquired":true,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":17236,"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2804773,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-05","kind":"tax_withholding","acquired":false,"shares":807,"price":65.64,"value":52971.48,"ownership":{"direct":true},"balance_after":9736,"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2804772,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-08T21:09:23.000Z","date":"2021-03-05","kind":"exercise","acquired":true,"shares":2333,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":10543,"source":{"system":"sec-edgar","filing":"0001593968-21-000844","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000844/primary_01.xml","form_type":"4"}},{"id":2810620,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2021-03-05T01:10:54.000Z","date":"2021-03-03","kind":"exercise","acquired":false,"shares":2963,"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":"This grant vests in three annual installments beginning on March 3, 2021."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in three annual installments beginning on March 3, 2021."}],"balance_after":5926,"derivative":{"underlying":"SMTC","underlying_shares":2963},"source":{"system":"sec-edgar","filing":"0001593968-21-000811","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000811/primary_01.xml","form_type":"4"}},{"id":2810619,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-05T01:10:54.000Z","date":"2021-03-03","kind":"tax_withholding","acquired":false,"shares":1084,"price":72.05,"value":78102.2,"ownership":{"direct":true},"balance_after":8210,"source":{"system":"sec-edgar","filing":"0001593968-21-000811","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000811/primary_01.xml","form_type":"4"}},{"id":2810618,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2021-03-05T01:10:54.000Z","date":"2021-03-03","kind":"exercise","acquired":true,"shares":2963,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":9294,"source":{"system":"sec-edgar","filing":"0001593968-21-000811","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396821000811/primary_01.xml","form_type":"4"}},{"id":3125936,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Option (right to buy)","published_at":"2020-06-03T23:05:33.000Z","date":"2020-06-03","kind":"exercise","acquired":false,"shares":10000,"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 March 6, 2019."}],"balance_after":10000,"derivative":{"exercise_price":34.75,"exercise_date":"2019-03-06","expiration_date":"2024-03-06","underlying":"SMTC","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001593968-20-001360","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001360/primary_01.xml","form_type":"4"}},{"id":3125935,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-06-03T23:05:33.000Z","date":"2020-06-03","kind":"sale","acquired":false,"shares":10000,"price":54.1947,"value":541947.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $54.1700 to $54.3400. Price and share details are available upon request."}],"balance_after":6331,"source":{"system":"sec-edgar","filing":"0001593968-20-001360","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001360/primary_01.xml","form_type":"4"}},{"id":3125934,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-06-03T23:05:33.000Z","date":"2020-06-03","kind":"exercise","acquired":true,"shares":10000,"price":34.75,"value":347500.0,"ownership":{"direct":true},"balance_after":16331,"source":{"system":"sec-edgar","filing":"0001593968-20-001360","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820001360/primary_01.xml","form_type":"4"}},{"id":3221830,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-05","kind":"exercise","acquired":false,"shares":2333,"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":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"This grant vests in three annual installments beginning on March 5, 2020."}],"balance_after":4667,"derivative":{"underlying":"SMTC","underlying_shares":2333},"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3221829,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-06","kind":"exercise","acquired":false,"shares":7500,"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":"This grant vests in four annual installments beginning on March 6, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in four annual installments beginning on March 6, 2019."}],"balance_after":15000,"derivative":{"underlying":"SMTC","underlying_shares":7500},"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3221828,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-06","kind":"tax_withholding","acquired":false,"shares":2584,"price":39.08,"value":100982.72,"ownership":{"direct":true},"balance_after":6331,"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3221827,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-06","kind":"exercise","acquired":true,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":8915,"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3221826,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-05","kind":"tax_withholding","acquired":false,"shares":918,"price":40.52,"value":37197.36,"ownership":{"direct":true},"balance_after":1415,"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3221825,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2020-03-09T20:59:37.000Z","date":"2020-03-05","kind":"exercise","acquired":true,"shares":2333,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":2333,"source":{"system":"sec-edgar","filing":"0001593968-20-000689","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000689/primary_01.xml","form_type":"4"}},{"id":3225897,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2020-03-05T23:48:44.000Z","date":"2020-03-03","kind":"grant","acquired":true,"shares":8889,"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":"This grant vests in three annual installments beginning on March 3, 2021."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in three annual installments beginning on March 3, 2021."}],"balance_after":8889,"derivative":{"underlying":"SMTC","underlying_shares":8889},"source":{"system":"sec-edgar","filing":"0001593968-20-000649","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396820000649/primary_01.xml","form_type":"4"}},{"id":3589624,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2019-03-19T21:34:32.000Z","date":"2019-03-18","kind":"sale","acquired":false,"shares":4838,"price":54.3753,"value":263067.7014,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price represents the weighted average of these sales. The prices ranged from $54.3300 to $54.5000. Price and share details are available upon request."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001593968-19-000804","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000804/primary_01.xml","form_type":"4"}},{"id":3605433,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2019-03-08T23:05:47.000Z","date":"2019-03-06","kind":"exercise","acquired":false,"shares":7500,"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":"This grant vests in four annual installments beginning on March 6, 2019."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"This grant vests in four annual installments beginning on March 6, 2019."}],"balance_after":22500,"derivative":{"underlying":"SMTC","underlying_shares":7500},"source":{"system":"sec-edgar","filing":"0001593968-19-000727","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000727/primary_01.xml","form_type":"4"}},{"id":3605432,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2019-03-08T23:05:47.000Z","date":"2019-03-06","kind":"tax_withholding","acquired":false,"shares":2662,"price":55.04,"value":146516.48,"ownership":{"direct":true},"balance_after":4838,"source":{"system":"sec-edgar","filing":"0001593968-19-000727","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000727/primary_01.xml","form_type":"4"}},{"id":3605431,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Common Stock","published_at":"2019-03-08T23:05:47.000Z","date":"2019-03-06","kind":"exercise","acquired":true,"shares":7500,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":7500,"source":{"system":"sec-edgar","filing":"0001593968-19-000727","document":"primary_01.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000727/primary_01.xml","form_type":"4"}},{"id":3607421,"issuer":{"id":3442,"kind":"organization","name":"SEMTECH CORP","symbol":"SMTC"},"owners":[{"id":128765,"kind":"person","name":"Chang Christopher H","position":1,"cik":"0001734745","reported_name":"Chang Christopher H","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP"}}],"security":"Restricted Stock Unit","published_at":"2019-03-08T00:07:30.000Z","date":"2019-03-05","kind":"grant","acquired":true,"shares":7000,"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":"This grant vests in three annual installments beginning on March 5, 2020."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"This grant vests in three annual installments beginning on March 5, 2020."}],"balance_after":7000,"derivative":{"underlying":"SMTC","underlying_shares":7000},"source":{"system":"sec-edgar","filing":"0001593968-19-000709","document":"primary_01.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/88941/000159396819000709/primary_01.xml","form_type":"4"}}]}