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The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, 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 footnote (1) to this Form 4."}],"balance_after":20755,"source":{"system":"sec-edgar","filing":"0000842633-22-000089","document":"wf-form4_166812364601837.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/842633/000084263322000089/wf-form4_166812364601837.xml","form_type":"4"}},{"id":2164732,"issuer":{"id":4738,"kind":"organization","name":"TRIMAS CORP","symbol":"TRS"},"owners":[{"id":268,"kind":"person","name":"Mell Scott A","position":1,"cik":"0001860129","reported_name":"Mell Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-09-07T21:37:21.000Z","date":"2022-09-06","kind":"sale","acquired":false,"shares":757,"price":26.46,"value":20030.22,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. 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The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, 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":21544,"source":{"system":"sec-edgar","filing":"0000842633-22-000078","document":"wf-form4_166258662511025.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/842633/000084263322000078/wf-form4_166258662511025.xml","form_type":"4"}},{"id":2211042,"issuer":{"id":4738,"kind":"organization","name":"TRIMAS CORP","symbol":"TRS"},"owners":[{"id":268,"kind":"person","name":"Mell Scott A","position":1,"cik":"0001860129","reported_name":"Mell Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-07-07T20:47:28.000Z","date":"2022-07-01","kind":"tax_withholding","acquired":false,"shares":1417,"price":27.95,"value":39605.15,"ownership":{"direct":true},"balance_after":22301,"source":{"system":"sec-edgar","filing":"0000842633-22-000065","document":"wf-form4_165722683336092.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/842633/000084263322000065/wf-form4_165722683336092.xml","form_type":"4"}},{"id":2334370,"issuer":{"id":4738,"kind":"organization","name":"TRIMAS CORP","symbol":"TRS"},"owners":[{"id":268,"kind":"person","name":"Mell Scott A","position":1,"cik":"0001860129","reported_name":"Mell Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2022-03-15T19:21:48.000Z","date":"2022-03-11","kind":"grant","acquired":true,"shares":8862,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Includes restricted stock units subject to time vesting."}],"balance_after":23718,"source":{"system":"sec-edgar","filing":"0000842633-22-000014","document":"wf-form4_164737208531311.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/842633/000084263322000014/wf-form4_164737208531311.xml","form_type":"4"}},{"id":2646333,"issuer":{"id":4738,"kind":"organization","name":"TRIMAS CORP","symbol":"TRS"},"owners":[{"id":268,"kind":"person","name":"Mell Scott A","position":1,"cik":"0001860129","reported_name":"Mell Scott A","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Financial Officer"}}],"security":"Common Stock","published_at":"2021-07-02T16:17:39.000Z","date":"2021-07-01","kind":"grant","acquired":true,"shares":14856,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Includes restricted stock units subject to time vesting."}],"balance_after":14856,"source":{"system":"sec-edgar","filing":"0000842633-21-000072","document":"wf-form4_162524264591976.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/842633/000084263321000072/wf-form4_162524264591976.xml","form_type":"4"}}]}