{"transactions":[{"id":687504,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2026-08-14T14:45:52.000Z","date":"2026-08-12","kind":"sale","planned":false,"acquired":false,"shares":500,"price":292.12,"value":146060.0,"ownership":{"direct":false,"nature":"By wife"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $292.09 to $292.30, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (1) to this Form 4."}],"balance_after":750,"source":{"system":"sec-edgar","filing":"0001437749-26-027862","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774926027862/rdgdoc.xml","form_type":"4"}},{"id":840343,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2026-03-17T20:52:45.000Z","date":"2026-03-15","kind":"grant","planned":false,"acquired":true,"shares":1965,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Mr. Gilbert was granted 1,965 restricted shares of Class B Common Stock on March 15, 2026. The restricted shares vest as follows: 655 shares vest as of March 15, 2027; 655 shares vest as of March 15, 2028; and 655 shares vest as of March 15, 2029."}],"balance_after":17012,"source":{"system":"sec-edgar","filing":"0001437749-26-008640","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774926008640/rdgdoc.xml","form_type":"4"}},{"id":883275,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2026-02-25T15:46:57.000Z","date":"2026-02-24","kind":"sale","planned":false,"acquired":false,"shares":4500,"price":238.75,"value":1074375.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $238.38 to $239.00, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote (1) to this Form 4."}],"balance_after":15047,"source":{"system":"sec-edgar","filing":"0001437749-26-005463","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774926005463/rdgdoc.xml","form_type":"4"}},{"id":1202573,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2025-03-18T17:29:28.000Z","date":"2025-03-15","kind":"grant","planned":false,"acquired":true,"shares":405,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Mr. Gilbert was granted 405 restricted shares of Class B Common Stock on March 15, 2025. The restricted shares vest as follows: 135 shares vest as of March 15, 2026; 135 shares vest as of March 15, 2027; and 135 shares vest as of March 15, 2028."}],"balance_after":19547,"source":{"system":"sec-edgar","filing":"0001437749-25-008197","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774925008197/rdgdoc.xml","form_type":"4"}},{"id":1678797,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2024-01-17T15:16:35.000Z","date":"2024-01-15","kind":"grant","planned":false,"acquired":true,"shares":392,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Mr. Gilbert was granted 392 restricted shares of Class B Common Stock on January 15, 2024. The restricted shares vest as follows: 130 shares vest as of January 15, 2025; 131 shares vest as of January 15, 2026; and 131 shares vest as of January 15, 2027."}],"balance_after":19142,"source":{"system":"sec-edgar","filing":"0001437749-24-001485","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774924001485/rdgdoc.xml","form_type":"4"}},{"id":1896024,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2023-05-12T20:58:19.000Z","date":"2023-05-11","kind":"sale","planned":false,"acquired":false,"shares":600,"price":45.0708,"value":27042.48,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.05 to $45.10, inclusive."}],"balance_after":18750,"source":{"system":"sec-edgar","filing":"0001437749-23-014263","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774923014263/rdgdoc.xml","form_type":"4"}},{"id":1896023,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true}}],"security":"Class B Common Stock","published_at":"2023-05-12T20:58:19.000Z","date":"2023-05-11","kind":"sale","planned":false,"acquired":false,"shares":4400,"price":44.5269,"value":195918.36,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.02 to $45.00, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4."}],"balance_after":19350,"source":{"system":"sec-edgar","filing":"0001437749-23-014263","document":"rdgdoc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000143774923014263/rdgdoc.xml","form_type":"4"}},{"id":3439482,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2019-08-14T17:02:19.000Z","date":"2019-08-12","kind":"purchase","acquired":true,"shares":5000,"price":10.52,"value":52600.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.41 to $10.60, inclusive. The reporting person undertakes to provide to Bel Fuse Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote (1) to this Form 4."}],"balance_after":23750,"source":{"system":"sec-edgar","filing":"0001567619-19-016802","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000156761919016802/doc1.xml","form_type":"4"}},{"id":3525171,"issuer":{"id":2749,"kind":"organization","name":"BEL FUSE INC /NJ","symbol":"BELFB"},"owners":[{"id":23559,"kind":"person","name":"GILBERT PETER E","position":1,"cik":"0001241640","reported_name":"GILBERT PETER E","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2019-05-16T18:23:04.000Z","date":"2019-05-15","kind":"grant","acquired":true,"shares":4000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Mr. Gilbert was granted 4,000 restricted shares of Class B Common Stock on May 15, 2019.  The restricted shares vest as follows:  1,000 shares vest as of May 15, 2021; 1,000 shares vest as of May 15, 2022; 1,000 shares vest as of May 15, 2023; and 1,000 shares vest as of May 15, 2024."}],"balance_after":18750,"source":{"system":"sec-edgar","filing":"0001567619-19-011401","document":"doc1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/729580/000156761919011401/doc1.xml","form_type":"4"}}]}