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The remaining RSUs will vest on February 17, 2027."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"These shares include shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":4262,"source":{"system":"sec-edgar","filing":"0001140361-26-006313","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036126006313/form4.xml","form_type":"4"}},{"id":906177,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2026-02-13T21:05:43.000Z","date":"2025-06-30","kind":"grant","planned":false,"acquired":true,"shares":239,"price":36.17,"value":8644.63,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":1262,"source":{"system":"sec-edgar","filing":"0001140361-26-005415","document":"form5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036126005415/form5.xml","form_type":"5"}},{"id":906176,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2026-02-13T21:05:43.000Z","date":"2025-03-31","kind":"grant","planned":false,"acquired":true,"shares":267,"price":37.93,"value":10127.31,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":1023,"source":{"system":"sec-edgar","filing":"0001140361-26-005415","document":"form5.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036126005415/form5.xml","form_type":"5"}},{"id":1244272,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Unit","published_at":"2025-02-26T21:05:15.000Z","date":"2025-02-24","kind":"exercise","planned":true,"acquired":true,"shares":3000,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F5","text":"Each RSU represents a contingent right to receive one share of common stock of Vericel Corporation."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The Fair Market Value of the vested derivative securities is $52.33 per share."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The shares of common stock were acquired by the Reporting Person as a result of the vesting of Restricted Stock Units (RSUs) granted to the Reporting Person on February 22, 2024. The remaining RSUs will vest in annual installments on February 22, 2026, February 22, 2027, and February 22, 2028, respectively."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"No expiration date for this type of award."}],"balance_after":9000,"derivative":{"underlying":"Common Stock","underlying_shares":3000},"source":{"system":"sec-edgar","filing":"0001140361-25-006082","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036125006082/form4.xml","form_type":"4"}},{"id":1244271,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2025-02-26T21:05:15.000Z","date":"2025-02-25","kind":"sale","planned":true,"acquired":false,"shares":1669,"price":52.07,"value":86904.83,"ownership":{"direct":true},"footnotes":[{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F4","text":"The sales reported in this Form 4 were effected by an automatic sale pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 13, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"These shares include shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":756,"source":{"system":"sec-edgar","filing":"0001140361-25-006082","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036125006082/form4.xml","form_type":"4"}},{"id":1244270,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2025-02-26T21:05:15.000Z","date":"2025-02-24","kind":"tax_withholding","planned":true,"acquired":false,"shares":1331,"price":52.33,"value":69651.23,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares were withheld by the Issuer to satisfy the tax withholding requirements in connection with the vesting of RSUs."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"These shares include shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":2425,"source":{"system":"sec-edgar","filing":"0001140361-25-006082","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036125006082/form4.xml","form_type":"4"}},{"id":1244269,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Common Stock","published_at":"2025-02-26T21:05:15.000Z","date":"2025-02-24","kind":"exercise","planned":true,"acquired":true,"shares":3000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The shares of common stock were acquired by the Reporting Person as a result of the vesting of Restricted Stock Units (RSUs) granted to the Reporting Person on February 22, 2024. The remaining RSUs will vest in annual installments on February 22, 2026, February 22, 2027, and February 22, 2028, respectively."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"These shares include shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c)."}],"balance_after":3756,"source":{"system":"sec-edgar","filing":"0001140361-25-006082","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036125006082/form4.xml","form_type":"4"}},{"id":1250969,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Restricted Stock Unit","published_at":"2025-02-24T21:05:16.000Z","date":"2025-02-20","kind":"grant","planned":true,"acquired":true,"shares":14000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F4","text":"Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of common stock of Vericel Corporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"These RSUs vest in four annual installments with the initial vesting of RSUs granted to the Reporting Person on February 20, 2026. The remaining RSUs will vest in annual installments on February 20, 2027, February 20, 2028, and February 20, 2029, respectively."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F6","text":"No expiration date for this type of award."}],"balance_after":14000,"derivative":{"underlying":"Common Stock","underlying_shares":14000},"source":{"system":"sec-edgar","filing":"0001140361-25-005660","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/887359/000114036125005660/form4.xml","form_type":"4"}},{"id":1250968,"issuer":{"id":4481,"kind":"organization","name":"Vericel Corp"},"owners":[{"id":34610,"kind":"person","name":"Flynn Sean C.","position":1,"cik":"0001801993","reported_name":"Flynn Sean C.","relationship":{"officer":true,"officer_title":"Chief Legal Officer"}}],"security":"Stock Option (Right to 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