{"transactions":[{"id":3512624,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-09-08T20:04:04.000Z","date":"2026-09-03","kind":"grant","planned":false,"acquired":true,"shares":1,"price":414.24,"value":414.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26691,"source":{"system":"sec-edgar","filing":"0001186518-26-000026","document":"wk-form4_1788897842.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1186518/000118651826000026/wk-form4_1788897842.xml","form_type":"4"}},{"id":3512623,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-09-08T20:04:04.000Z","date":"2026-09-03","kind":"grant","planned":false,"acquired":true,"shares":7,"price":414.24,"value":2899.68,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26690,"source":{"system":"sec-edgar","filing":"0001186518-26-000026","document":"wk-form4_1788897842.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1186518/000118651826000026/wk-form4_1788897842.xml","form_type":"4"}},{"id":736919,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-06-16T20:02:18.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":false,"shares":1432,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 1,432 shares vested in increments of one third annually beginning on the first anniversary of the April 23, 2020 date of grant."}],"balance_after":0,"derivative":{"exercise_price":132.08,"expiration_date":"2027-04-23","underlying":"Common Stock","underlying_shares":1432},"source":{"system":"sec-edgar","filing":"0001186518-26-000024","document":"wk-form4_1781640135.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000024/wk-form4_1781640135.xml","form_type":"4"}},{"id":736918,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-16T20:02:18.000Z","date":"2026-06-15","kind":"sale","planned":false,"acquired":false,"shares":1432,"price":480,"value":687360.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"The number of shares beneficially owned has been reduced to adjust for an overstatement of 2 shares in a Form 4 filed on 6/8/2026."}],"balance_after":26683,"source":{"system":"sec-edgar","filing":"0001186518-26-000024","document":"wk-form4_1781640135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000024/wk-form4_1781640135.xml","form_type":"4"}},{"id":736917,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-16T20:02:18.000Z","date":"2026-06-15","kind":"exercise","planned":false,"acquired":true,"shares":1432,"price":132.08,"value":189138.56,"ownership":{"direct":true},"balance_after":28117,"source":{"system":"sec-edgar","filing":"0001186518-26-000024","document":"wk-form4_1781640135.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000024/wk-form4_1781640135.xml","form_type":"4"}},{"id":743956,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-10T20:25:05.000Z","date":"2026-06-09","kind":"sale","planned":false,"acquired":false,"shares":16974,"price":68.8,"value":1167811.2,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects average weighted sale price. Actual sale prices ranged from $68.73 to 69.12 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":11236,"source":{"system":"sec-edgar","filing":"0001186518-26-000022","document":"form4-06102026_040601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000022/form4-06102026_040601.xml","form_type":"4"}},{"id":747253,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-08T21:30:05.000Z","date":"2026-06-04","kind":"sale","planned":false,"acquired":false,"shares":6752,"price":63.78,"value":430642.56,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects average weighted sale price. Actual sale prices ranged from $63.47 to 63.97 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":28210,"source":{"system":"sec-edgar","filing":"0001186518-26-000019","document":"form4-06082026_050601.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000019/form4-06082026_050601.xml","form_type":"4"}},{"id":747005,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-08T20:11:43.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":3,"price":480.24,"value":1440.72,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26685,"source":{"system":"sec-edgar","filing":"0001186518-26-000018","document":"wk-form4_1780949501.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000018/wk-form4_1780949501.xml","form_type":"4"}},{"id":747004,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-08T20:11:43.000Z","date":"2026-06-04","kind":"grant","planned":false,"acquired":true,"shares":4,"price":480.24,"value":1920.96,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26682,"source":{"system":"sec-edgar","filing":"0001186518-26-000018","document":"wk-form4_1780949501.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000018/wk-form4_1780949501.xml","form_type":"4"}},{"id":750235,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-04T20:01:42.000Z","date":"2026-06-03","kind":"sale","planned":true,"acquired":false,"shares":603,"price":488.31,"value":294450.93,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 3, 2026."}],"balance_after":26678,"source":{"system":"sec-edgar","filing":"0001186518-26-000016","document":"wk-form4_1780603300.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000016/wk-form4_1780603300.xml","form_type":"4"}},{"id":760987,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-28T20:30:24.000Z","date":"2026-05-26","kind":"sale","planned":false,"acquired":false,"shares":17714,"price":61.61,"value":1091359.54,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects average weighted sale price. Actual sale prices ranged from $61.57 to 61.83 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":34962,"source":{"system":"sec-edgar","filing":"0001186518-26-000014","document":"form4-05282026_040520.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000014/form4-05282026_040520.xml","form_type":"4"}},{"id":781684,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-13T21:17:46.000Z","date":"2026-05-12","kind":"sale","planned":false,"acquired":false,"shares":29532,"price":59.41,"value":1754496.12,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Reflects average weighted sale price. Actual sale prices ranged from $59.10 to 59.69 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":52676,"source":{"system":"sec-edgar","filing":"0001186518-26-000010","document":"form4-05132026_090542.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000010/form4-05132026_090542.xml","form_type":"4"}},{"id":785927,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-11T20:30:41.000Z","date":"2026-05-08","kind":"sale","planned":false,"acquired":false,"shares":7746,"price":58.76,"value":455154.96,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Reflects average weighted purchase price. Actual purchase prices ranged from $58.53 to $58.86 per share. The reporting person undertakes to provide, upon the request of the SEC staff, the issuer or any security holder of the issuer, full information regarding the number of shares purchased at each separate price."}],"balance_after":82208,"source":{"system":"sec-edgar","filing":"0001186518-26-000008","document":"form4-05112026_040525.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000008/form4-05112026_040525.xml","form_type":"4"}},{"id":785926,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-11T20:30:41.000Z","date":"2026-05-08","kind":"grant","planned":false,"acquired":true,"shares":2945,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2027 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":89954,"source":{"system":"sec-edgar","filing":"0001186518-26-000008","document":"form4-05112026_040525.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000118651826000008/form4-05112026_040525.xml","form_type":"4"}},{"id":801329,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-24T20:20:56.000Z","date":"2026-04-22","kind":"grant","planned":false,"acquired":true,"shares":482,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in full on the earlier of (1) the first anniversary of the date of grant or (2) the date of the Company's 2027\nAnnual Meeting of Stockholders."}],"balance_after":27281,"source":{"system":"sec-edgar","filing":"0001186518-26-000006","document":"wk-form4_1777062054.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000006/wk-form4_1777062054.xml","form_type":"4"}},{"id":854749,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-09T20:41:53.000Z","date":"2026-03-05","kind":"grant","planned":false,"acquired":true,"shares":2,"price":323.58,"value":647.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26799,"source":{"system":"sec-edgar","filing":"0001186518-26-000004","document":"wk-form4_1773088911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000004/wk-form4_1773088911.xml","form_type":"4"}},{"id":854748,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-09T20:41:53.000Z","date":"2026-03-05","kind":"grant","planned":false,"acquired":true,"shares":8,"price":323.58,"value":2588.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26797,"source":{"system":"sec-edgar","filing":"0001186518-26-000004","document":"wk-form4_1773088911.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000004/wk-form4_1773088911.xml","form_type":"4"}},{"id":891638,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2026-02-20T23:12:59.000Z","date":"2026-02-20","kind":"exercise","planned":false,"acquired":false,"shares":911,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option for 911 shares vested in increments of one third annually beginning on the first anniversary of the April 26, 2019 date of grant."}],"balance_after":0,"derivative":{"exercise_price":199.24,"expiration_date":"2026-04-26","underlying":"Common Stock","underlying_shares":911},"source":{"system":"sec-edgar","filing":"0001186518-26-000002","document":"wk-form4_1771629177.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000002/wk-form4_1771629177.xml","form_type":"4"}},{"id":891637,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-20T23:12:59.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":120,"price":366.61,"value":43993.2,"ownership":{"direct":true},"balance_after":26789,"source":{"system":"sec-edgar","filing":"0001186518-26-000002","document":"wk-form4_1771629177.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000002/wk-form4_1771629177.xml","form_type":"4"}},{"id":891636,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-20T23:12:59.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":591,"price":367.65,"value":217281.15,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $367.27 to $367.93, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":26909,"source":{"system":"sec-edgar","filing":"0001186518-26-000002","document":"wk-form4_1771629177.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000002/wk-form4_1771629177.xml","form_type":"4"}},{"id":891635,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-20T23:12:59.000Z","date":"2026-02-20","kind":"sale","planned":false,"acquired":false,"shares":200,"price":368.42,"value":73684.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The shares were sold in multiple transactions at prices ranging from $368.10 to $369.00, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":27500,"source":{"system":"sec-edgar","filing":"0001186518-26-000002","document":"wk-form4_1771629177.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000002/wk-form4_1771629177.xml","form_type":"4"}},{"id":891634,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-20T23:12:59.000Z","date":"2026-02-20","kind":"exercise","planned":false,"acquired":true,"shares":911,"price":199.24,"value":181507.64,"ownership":{"direct":true},"balance_after":27700,"source":{"system":"sec-edgar","filing":"0001186518-26-000002","document":"wk-form4_1771629177.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000118651826000002/wk-form4_1771629177.xml","form_type":"4"}},{"id":978255,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-12-08T22:18:38.000Z","date":"2025-12-05","kind":"grant","planned":false,"acquired":true,"shares":11,"price":258.99,"value":2848.89,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26789,"source":{"system":"sec-edgar","filing":"0000889331-25-000211","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000211/form4.xml","form_type":"4"}},{"id":978254,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-12-08T22:18:38.000Z","date":"2025-12-05","kind":"grant","planned":false,"acquired":true,"shares":3,"price":258.99,"value":776.97,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26778,"source":{"system":"sec-edgar","filing":"0000889331-25-000211","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000211/form4.xml","form_type":"4"}},{"id":1046376,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-09-08T20:18:03.000Z","date":"2025-09-05","kind":"grant","planned":false,"acquired":true,"shares":3,"price":259.58,"value":778.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26775,"source":{"system":"sec-edgar","filing":"0000889331-25-000169","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000169/form4.xml","form_type":"4"}},{"id":1046375,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-09-08T20:18:03.000Z","date":"2025-09-05","kind":"grant","planned":false,"acquired":true,"shares":10,"price":259.58,"value":2595.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26772,"source":{"system":"sec-edgar","filing":"0000889331-25-000169","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000169/form4.xml","form_type":"4"}},{"id":1118803,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-06-09T18:45:53.000Z","date":"2025-06-05","kind":"grant","planned":false,"acquired":true,"shares":11,"price":214.18,"value":2355.98,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":26762,"source":{"system":"sec-edgar","filing":"0000889331-25-000120","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000120/form4.xml","form_type":"4"}},{"id":1118802,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-06-09T18:45:53.000Z","date":"2025-06-05","kind":"grant","planned":false,"acquired":true,"shares":3,"price":214.18,"value":642.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares accrued as payment of dividends on unvested restricted stock units."}],"balance_after":26751,"source":{"system":"sec-edgar","filing":"0000889331-25-000120","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000120/form4.xml","form_type":"4"}},{"id":1154636,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-09T20:30:07.000Z","date":"2025-05-09","kind":"grant","planned":false,"acquired":true,"shares":8291,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2026 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":87009,"source":{"system":"sec-edgar","filing":"0001415889-25-012514","document":"form4-05092025_040501.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000141588925012514/form4-05092025_040501.xml","form_type":"4"}},{"id":1165151,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-04-28T18:58:55.000Z","date":"2025-04-24","kind":"grant","planned":false,"acquired":true,"shares":1019,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in full on the earlier of (1) the first anniversary of the date of grant or (2) the date of the Company's 2026 Annual Meeting of Stockholders."}],"balance_after":26748,"source":{"system":"sec-edgar","filing":"0000889331-25-000070","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000070/form4.xml","form_type":"4"}},{"id":1188427,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Stock Option (right to buy)","published_at":"2025-03-31T16:55:18.000Z","date":"2025-03-28","kind":"exercise","planned":false,"acquired":false,"shares":800,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option for 800 shares vested in increments of one third annually beginning on the first anniversary of the April 27, 2018 date of grant."}],"balance_after":0,"derivative":{"exercise_price":192.59,"expiration_date":"2025-04-27","underlying":"Common Stock","underlying_shares":800},"source":{"system":"sec-edgar","filing":"0000889331-25-000043","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000043/form4.xml","form_type":"4"}},{"id":1188426,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-03-31T16:55:18.000Z","date":"2025-03-28","kind":"exercise","planned":false,"acquired":true,"shares":800,"price":192.59,"value":154072.0,"ownership":{"direct":true},"balance_after":25729,"source":{"system":"sec-edgar","filing":"0000889331-25-000043","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000043/form4.xml","form_type":"4"}},{"id":1216060,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2025-03-10T19:26:10.000Z","date":"2025-03-07","kind":"other","planned":false,"acquired":true,"shares":8,"price":218.33,"value":1746.64,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24929,"source":{"system":"sec-edgar","filing":"0000889331-25-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933125000031/form4.xml","form_type":"4"}},{"id":1339635,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2024-12-09T20:51:27.000Z","date":"2024-12-06","kind":"other","planned":false,"acquired":true,"shares":11,"price":247.32,"value":2720.52,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24921,"source":{"system":"sec-edgar","filing":"0000889331-24-000197","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000197/form4.xml","form_type":"4"}},{"id":1412210,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2024-09-09T17:32:52.000Z","date":"2024-09-06","kind":"other","planned":false,"acquired":true,"shares":9,"price":256,"value":2304.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24910,"source":{"system":"sec-edgar","filing":"0000889331-24-000173","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000173/form4.xml","form_type":"4"}},{"id":1485629,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2024-06-10T16:23:14.000Z","date":"2024-06-07","kind":"other","planned":false,"acquired":true,"shares":6,"price":250.13,"value":1500.78,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24901,"source":{"system":"sec-edgar","filing":"0000889331-24-000147","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000147/form4.xml","form_type":"4"}},{"id":1521562,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-05-10T20:35:17.000Z","date":"2024-05-10","kind":"grant","planned":false,"acquired":true,"shares":3677,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2025 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":78718,"source":{"system":"sec-edgar","filing":"0001415889-24-012880","document":"form4-05102024_040506.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000141588924012880/form4-05102024_040506.xml","form_type":"4"}},{"id":1534163,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Stock Option (right to buy)","published_at":"2024-04-29T14:19:07.000Z","date":"2024-04-25","kind":"grant","planned":false,"acquired":true,"shares":768,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":768,"derivative":{"exercise_price":230.39,"expiration_date":"2031-04-25","underlying":"Common Stock","underlying_shares":768},"source":{"system":"sec-edgar","filing":"0000889331-24-000098","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000098/form4.xml","form_type":"4"}},{"id":1534162,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2024-04-29T14:19:07.000Z","date":"2024-04-25","kind":"grant","planned":false,"acquired":true,"shares":522,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan, as amended. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":24895,"source":{"system":"sec-edgar","filing":"0000889331-24-000098","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000098/form4.xml","form_type":"4"}},{"id":1585180,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2024-03-11T16:43:01.000Z","date":"2024-03-08","kind":"other","planned":false,"acquired":true,"shares":10,"price":244.9,"value":2449.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24373,"source":{"system":"sec-edgar","filing":"0000889331-24-000044","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933124000044/form4.xml","form_type":"4"}},{"id":1716997,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-12-11T19:29:40.000Z","date":"2023-12-08","kind":"other","planned":false,"acquired":true,"shares":9,"price":243.04,"value":2187.36,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24363,"source":{"system":"sec-edgar","filing":"0000889331-23-000165","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000165/form4.xml","form_type":"4"}},{"id":1784186,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-09-11T14:34:15.000Z","date":"2023-09-08","kind":"other","planned":false,"acquired":true,"shares":10,"price":259.49,"value":2594.9,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24354,"source":{"system":"sec-edgar","filing":"0000889331-23-000139","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000139/form4.xml","form_type":"4"}},{"id":1859581,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-06-12T16:02:27.000Z","date":"2023-06-09","kind":"other","planned":false,"acquired":true,"shares":7,"price":271.09,"value":1897.63,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24344,"source":{"system":"sec-edgar","filing":"0000889331-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000119/form4.xml","form_type":"4"}},{"id":1894443,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-05-15T20:16:40.000Z","date":"2023-05-12","kind":"grant","planned":false,"acquired":true,"shares":6760,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2024 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":75041,"source":{"system":"sec-edgar","filing":"0001415889-23-007971","document":"form4-05152023_080528.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000141588923007971/form4-05152023_080528.xml","form_type":"4"}},{"id":1906945,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-05-03T12:40:45.000Z","date":"2023-05-02","kind":"sale","planned":true,"acquired":false,"shares":83,"price":241.9,"value":20077.7,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 6, 2022."}],"balance_after":24337,"source":{"system":"sec-edgar","filing":"0000889331-23-000093","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000093/form4.xml","form_type":"4"}},{"id":1910673,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Stock Option (right to buy)","published_at":"2023-05-01T15:59:52.000Z","date":"2023-04-27","kind":"grant","planned":false,"acquired":true,"shares":718,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":718,"derivative":{"exercise_price":240.76,"expiration_date":"2030-04-27","underlying":"Common Stock","underlying_shares":718},"source":{"system":"sec-edgar","filing":"0000889331-23-000066","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000066/form4.xml","form_type":"4"}},{"id":1910672,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-05-01T15:59:52.000Z","date":"2023-04-27","kind":"grant","planned":false,"acquired":true,"shares":468,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":24420,"source":{"system":"sec-edgar","filing":"0000889331-23-000066","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000066/form4.xml","form_type":"4"}},{"id":1913652,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-04-26T16:35:53.000Z","date":"2023-04-25","kind":"sale","planned":true,"acquired":false,"shares":100,"price":245.35,"value":24535.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 6, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The shares were sold in multiple transactions at prices ranging from $245.33 to $245.44, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":23952,"source":{"system":"sec-edgar","filing":"0000889331-23-000035","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000035/form4.xml","form_type":"4"}},{"id":1913651,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true}}],"security":"Common Stock","published_at":"2023-04-26T16:35:53.000Z","date":"2023-04-25","kind":"sale","planned":true,"acquired":false,"shares":100,"price":244.73,"value":24473.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 6, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $244.06 to $245.00, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":24052,"source":{"system":"sec-edgar","filing":"0000889331-23-000035","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000035/form4.xml","form_type":"4"}},{"id":1955371,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-03-14T13:42:56.000Z","date":"2023-03-10","kind":"other","acquired":true,"shares":6,"price":264.3,"value":1585.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24152,"source":{"system":"sec-edgar","filing":"0001567619-23-004982","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761923004982/doc1.xml","form_type":"4"}},{"id":2088732,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-12-13T17:45:57.000Z","date":"2022-12-12","kind":"other","acquired":true,"shares":9,"price":235.36,"value":2118.24,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24146,"source":{"system":"sec-edgar","filing":"0001567619-22-021520","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922021520/doc1.xml","form_type":"4"}},{"id":2160736,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-09-13T15:21:48.000Z","date":"2022-09-12","kind":"other","acquired":true,"shares":9,"price":233,"value":2097.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24137,"source":{"system":"sec-edgar","filing":"0001567619-22-017293","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922017293/doc1.xml","form_type":"4"}},{"id":2233313,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-14T20:38:31.000Z","date":"2022-06-13","kind":"other","acquired":true,"shares":6,"price":256.02,"value":1536.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":24128,"source":{"system":"sec-edgar","filing":"0001567619-22-012830","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012830/doc1.xml","form_type":"4"}},{"id":2240866,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2022-06-07T19:30:56.000Z","date":"2022-06-06","kind":"exercise","acquired":false,"shares":2074,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":0,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":2074},"source":{"system":"sec-edgar","filing":"0001567619-22-012437","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012437/doc1.xml","form_type":"4"}},{"id":2240865,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-07T19:30:56.000Z","date":"2022-06-06","kind":"sale","acquired":false,"shares":2074,"price":279,"value":578646.0,"ownership":{"direct":true},"balance_after":24122,"source":{"system":"sec-edgar","filing":"0001567619-22-012437","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012437/doc1.xml","form_type":"4"}},{"id":2240864,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-07T19:30:56.000Z","date":"2022-06-06","kind":"exercise","acquired":true,"shares":2074,"price":120.15,"value":249191.1,"ownership":{"direct":true},"balance_after":26196,"source":{"system":"sec-edgar","filing":"0001567619-22-012437","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012437/doc1.xml","form_type":"4"}},{"id":2246069,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2022-06-03T20:17:24.000Z","date":"2022-06-02","kind":"exercise","acquired":false,"shares":2000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":2074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":2000},"source":{"system":"sec-edgar","filing":"0001567619-22-012260","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012260/doc1.xml","form_type":"4"}},{"id":2246068,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-03T20:17:24.000Z","date":"2022-06-02","kind":"sale","acquired":false,"shares":1000,"price":276.72,"value":276720.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The shares were sold in multiple transactions at prices ranging from $276.32 to $277.04, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":24122,"source":{"system":"sec-edgar","filing":"0001567619-22-012260","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012260/doc1.xml","form_type":"4"}},{"id":2246067,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-03T20:17:24.000Z","date":"2022-06-02","kind":"sale","acquired":false,"shares":1000,"price":275.82,"value":275820.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $275.21 to $276.20, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":25122,"source":{"system":"sec-edgar","filing":"0001567619-22-012260","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012260/doc1.xml","form_type":"4"}},{"id":2246066,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-06-03T20:17:24.000Z","date":"2022-06-02","kind":"exercise","acquired":true,"shares":2000,"price":120.15,"value":240300.0,"ownership":{"direct":true},"balance_after":26122,"source":{"system":"sec-edgar","filing":"0001567619-22-012260","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922012260/doc1.xml","form_type":"4"}},{"id":2252123,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2022-05-31T20:39:30.000Z","date":"2022-05-27","kind":"exercise","acquired":false,"shares":2000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":4074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":2000},"source":{"system":"sec-edgar","filing":"0001567619-22-011934","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922011934/doc1.xml","form_type":"4"}},{"id":2252122,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-31T20:39:30.000Z","date":"2022-05-27","kind":"sale","acquired":false,"shares":2,"price":270.02,"value":540.04,"ownership":{"direct":true},"balance_after":24122,"source":{"system":"sec-edgar","filing":"0001567619-22-011934","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922011934/doc1.xml","form_type":"4"}},{"id":2252121,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-31T20:39:30.000Z","date":"2022-05-27","kind":"sale","acquired":false,"shares":1998,"price":269.32,"value":538101.36,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $269.00 to $269.79, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":24124,"source":{"system":"sec-edgar","filing":"0001567619-22-011934","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922011934/doc1.xml","form_type":"4"}},{"id":2252120,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-31T20:39:30.000Z","date":"2022-05-27","kind":"exercise","acquired":true,"shares":2000,"price":120.15,"value":240300.0,"ownership":{"direct":true},"balance_after":26122,"source":{"system":"sec-edgar","filing":"0001567619-22-011934","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922011934/doc1.xml","form_type":"4"}},{"id":2269520,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-17T20:33:14.000Z","date":"2022-05-13","kind":"grant","acquired":true,"shares":6591,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2023 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":68281,"source":{"system":"sec-edgar","filing":"0001415889-22-005141","document":"form4-05172022_010532.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000141588922005141/form4-05172022_010532.xml","form_type":"4"}},{"id":2287013,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2022-05-02T15:53:50.000Z","date":"2022-04-28","kind":"grant","acquired":true,"shares":815,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":815,"derivative":{"exercise_price":231.64,"expiration_date":"2029-04-28","underlying":"Common Stock","underlying_shares":815},"source":{"system":"sec-edgar","filing":"0001567619-22-009233","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922009233/doc1.xml","form_type":"4"}},{"id":2287012,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-05-02T15:53:50.000Z","date":"2022-04-28","kind":"grant","acquired":true,"shares":498,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant vests in increments of one-third annually beginning on the first anniversary of the date of grant."}],"balance_after":24122,"source":{"system":"sec-edgar","filing":"0001567619-22-009233","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922009233/doc1.xml","form_type":"4"}},{"id":2336415,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2022-03-14T21:03:00.000Z","date":"2022-03-11","kind":"other","acquired":true,"shares":5,"price":248.27,"value":1241.35,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23624,"source":{"system":"sec-edgar","filing":"0001567619-22-006905","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761922006905/doc1.xml","form_type":"4"}},{"id":2484339,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-12-06T15:28:04.000Z","date":"2021-12-03","kind":"other","acquired":true,"shares":6,"price":310.46,"value":1862.76,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23619,"source":{"system":"sec-edgar","filing":"0001567619-21-021626","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921021626/doc1.xml","form_type":"4"}},{"id":2524132,"issuer":{"id":4654,"kind":"organization","name":"CTS CORP"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-11-05T18:38:24.000Z","date":"2021-11-04","kind":"grant","acquired":true,"shares":3600,"price":36.69,"value":132084.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Time based shares vesting on the first anniversary of the grant date."}],"balance_after":54300,"source":{"system":"sec-edgar","filing":"0001209191-21-063075","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/26058/000120919121063075/doc4.xml","form_type":"4"}},{"id":2525153,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-11-04T16:51:30.000Z","date":"2021-11-02","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Due to an administrative error, the number of derivative securities beneficially owned following the reporting person's transaction on October 22, 2021 were incorrectly reported as 6,074 shares instead of 11,074 shares on a Form 4 filed on October 25, 2021. This column reflects the corrected balance."}],"balance_after":6074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001567619-21-019325","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921019325/doc1.xml","form_type":"4"}},{"id":2525152,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-11-04T16:51:30.000Z","date":"2021-11-02","kind":"sale","acquired":false,"shares":5000,"price":309,"value":1545000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 15, 2021."}],"balance_after":23613,"source":{"system":"sec-edgar","filing":"0001567619-21-019325","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921019325/doc1.xml","form_type":"4"}},{"id":2525151,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-11-04T16:51:30.000Z","date":"2021-11-02","kind":"exercise","acquired":true,"shares":5000,"price":120.15,"value":600750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 15, 2021."}],"balance_after":28613,"source":{"system":"sec-edgar","filing":"0001567619-21-019325","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921019325/doc1.xml","form_type":"4"}},{"id":2535917,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-10-25T21:46:29.000Z","date":"2021-10-22","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":6074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001567619-21-018676","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921018676/doc1.xml","form_type":"4"}},{"id":2535916,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-25T21:46:29.000Z","date":"2021-10-22","kind":"sale","acquired":false,"shares":5000,"price":297,"value":1485000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 15, 2021."}],"balance_after":23613,"source":{"system":"sec-edgar","filing":"0001567619-21-018676","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921018676/doc1.xml","form_type":"4"}},{"id":2535915,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-10-25T21:46:29.000Z","date":"2021-10-22","kind":"exercise","acquired":true,"shares":5000,"price":120.15,"value":600750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 15, 2021."}],"balance_after":28613,"source":{"system":"sec-edgar","filing":"0001567619-21-018676","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921018676/doc1.xml","form_type":"4"}},{"id":2577902,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-09-07T12:06:56.000Z","date":"2021-09-03","kind":"other","acquired":true,"shares":6,"price":282.31,"value":1693.86,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23613,"source":{"system":"sec-edgar","filing":"0001567619-21-016766","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921016766/doc1.xml","form_type":"4"}},{"id":2679996,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-06-07T19:46:41.000Z","date":"2021-06-07","kind":"other","acquired":true,"shares":6,"price":257.59,"value":1545.54,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23607,"source":{"system":"sec-edgar","filing":"0001567619-21-011761","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921011761/doc1.xml","form_type":"4"}},{"id":2722017,"issuer":{"id":4322,"kind":"organization","name":"VEECO INSTRUMENTS INC"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-10T20:41:09.000Z","date":"2021-05-07","kind":"grant","acquired":true,"shares":5378,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were awarded as restricted stock pursuant to the Veeco Instruments Inc. 2019 Stock Incentive Plan in consideration of services as a director. These shares are subject to certain restrictions which shall lapse on the earlier to occur of: (i) the date immediately preceding the date of the Company's 2022 Annual Meeting of stockholders and (ii) the first anniversary of the award date."}],"balance_after":61690,"source":{"system":"sec-edgar","filing":"0001179110-21-005058","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/103145/000117911021005058/edgar.xml","form_type":"4"}},{"id":2740057,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-04-26T20:45:35.000Z","date":"2021-04-22","kind":"grant","acquired":true,"shares":574,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option vests in increments of one third annually beginning on the first anniversary of the date of grant."}],"balance_after":574,"derivative":{"exercise_price":267.84,"expiration_date":"2028-04-22","underlying":"Common Stock","underlying_shares":574},"source":{"system":"sec-edgar","filing":"0001567619-21-008585","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921008585/doc1.xml","form_type":"4"}},{"id":2740056,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-04-26T20:45:35.000Z","date":"2021-04-22","kind":"grant","acquired":true,"shares":396,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of restricted stock units to the reporting person pursuant to the Amended and Restated Littelfuse, Inc. Long-Term Incentive Plan. The grant vests in increments of one third annually beginning on the first anniversary of the date of grant."}],"balance_after":23601,"source":{"system":"sec-edgar","filing":"0001567619-21-008585","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921008585/doc1.xml","form_type":"4"}},{"id":2804176,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-03-08T21:20:56.000Z","date":"2021-03-08","kind":"other","acquired":true,"shares":4,"price":259.18,"value":1036.72,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23205,"source":{"system":"sec-edgar","filing":"0001567619-21-005812","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921005812/doc1.xml","form_type":"4"}},{"id":2912895,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-07","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":16074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2912894,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-06","kind":"exercise","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":21074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":5000},"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2912893,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-07","kind":"sale","acquired":false,"shares":5000,"price":265,"value":1325000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":23201,"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2912892,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-07","kind":"exercise","acquired":true,"shares":5000,"price":120.15,"value":600750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":28201,"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2912891,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-06","kind":"sale","acquired":false,"shares":5000,"price":260,"value":1300000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":23201,"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2912890,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-08T17:35:44.000Z","date":"2021-01-06","kind":"exercise","acquired":true,"shares":5000,"price":120.15,"value":600750.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":28201,"source":{"system":"sec-edgar","filing":"0001567619-21-000786","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000786/doc1.xml","form_type":"4"}},{"id":2923204,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2021-01-05T21:21:30.000Z","date":"2021-01-04","kind":"exercise","acquired":false,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The option for 36,074 shares vested in increments of one third annually beginning on the first anniversary of the April 22, 2016 date of grant."}],"balance_after":26074,"derivative":{"exercise_price":120.15,"expiration_date":"2023-04-22","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001567619-21-000275","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000275/doc1.xml","form_type":"4"}},{"id":2923203,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:21:30.000Z","date":"2021-01-04","kind":"sale","acquired":false,"shares":5000,"price":253.16,"value":1265800.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":23201,"source":{"system":"sec-edgar","filing":"0001567619-21-000275","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000275/doc1.xml","form_type":"4"}},{"id":2923202,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:21:30.000Z","date":"2021-01-04","kind":"sale","acquired":false,"shares":5000,"price":255,"value":1275000.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":28201,"source":{"system":"sec-edgar","filing":"0001567619-21-000275","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000275/doc1.xml","form_type":"4"}},{"id":2923201,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-01-05T21:21:30.000Z","date":"2021-01-04","kind":"exercise","acquired":true,"shares":10000,"price":120.15,"value":1201500.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2020."}],"balance_after":33201,"source":{"system":"sec-edgar","filing":"0001567619-21-000275","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761921000275/doc1.xml","form_type":"4"}},{"id":2954267,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2020-12-08T16:51:26.000Z","date":"2020-12-07","kind":"exercise","acquired":false,"shares":7973,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option for 43,460 shares vested in increments of one third annually beginning on the first anniversary of the April 24, 2015 date of grant."}],"balance_after":0,"derivative":{"exercise_price":96.15,"expiration_date":"2022-04-24","underlying":"Common Stock","underlying_shares":7973},"source":{"system":"sec-edgar","filing":"0001567619-20-020741","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020741/doc1.xml","form_type":"4"}},{"id":2954266,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-12-08T16:51:26.000Z","date":"2020-12-07","kind":"sale","acquired":false,"shares":436,"price":246.21,"value":107347.56,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The shares were sold in multiple transactions at prices ranging from $246.01 to $246.21, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":23201,"source":{"system":"sec-edgar","filing":"0001567619-20-020741","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020741/doc1.xml","form_type":"4"}},{"id":2954265,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-12-08T16:51:26.000Z","date":"2020-12-07","kind":"sale","acquired":false,"shares":7537,"price":245.28,"value":1848675.36,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $245.00 to $246.00, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange  Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":23637,"source":{"system":"sec-edgar","filing":"0001567619-20-020741","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020741/doc1.xml","form_type":"4"}},{"id":2954264,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-12-08T16:51:26.000Z","date":"2020-12-07","kind":"exercise","acquired":true,"shares":7973,"price":96.15,"value":766603.95,"ownership":{"direct":true},"balance_after":31174,"source":{"system":"sec-edgar","filing":"0001567619-20-020741","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020741/doc1.xml","form_type":"4"}},{"id":2954263,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-12-08T16:51:26.000Z","date":"2020-12-04","kind":"other","acquired":true,"shares":7,"price":249.25,"value":1744.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares acquired pursuant to reinvestment of dividends on shares held pursuant to a deferred compensation plan."}],"balance_after":23201,"source":{"system":"sec-edgar","filing":"0001567619-20-020741","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020741/doc1.xml","form_type":"4"}},{"id":2966862,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Option (right to buy)","published_at":"2020-11-25T15:04:40.000Z","date":"2020-11-24","kind":"exercise","acquired":false,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The option for 43,460 shares vested in increments of one third annually beginning on the first anniversary of the April 24, 2015 date of grant."}],"balance_after":7973,"derivative":{"exercise_price":96.15,"expiration_date":"2022-04-24","underlying":"Common Stock","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001567619-20-020334","document":"doc1.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020334/doc1.xml","form_type":"4"}},{"id":2966861,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-11-25T15:04:40.000Z","date":"2020-11-24","kind":"sale","acquired":false,"shares":501,"price":242.6,"value":121542.6,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The shares were sold in multiple transactions at prices ranging from $242.13 to $242.76, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":23194,"source":{"system":"sec-edgar","filing":"0001567619-20-020334","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020334/doc1.xml","form_type":"4"}},{"id":2966860,"issuer":{"id":3514,"kind":"organization","name":"LITTELFUSE INC /DE","symbol":"LFUS"},"owners":[{"id":37881,"kind":"person","name":"HUNTER GORDON","position":1,"cik":"0001186518","reported_name":"HUNTER GORDON","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-11-25T15:04:40.000Z","date":"2020-11-24","kind":"sale","acquired":false,"shares":9499,"price":241.51,"value":2294103.49,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The shares were sold in multiple transactions at prices ranging from $241.01 to $241.93, inclusive. This amount represents the weighted average sale price of such transactions. The reporting person undertakes to provide full information regarding the number of shares sold at each separate price upon request of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer."}],"balance_after":23695,"source":{"system":"sec-edgar","filing":"0001567619-20-020334","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/889331/000156761920020334/doc1.xml","form_type":"4"}}],"next_cursor":"2020-11-25T15:04:40.000000Z,2966860"}