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Each share of Class B Common Stock is convertible at any time, at the option of the holder, into one share of common stock."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Shares received as part of distribution by DS Med, LLC, to its members for no consideration."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Amount includes 139,912 shares of Class B Common Stock and 5,000 Restricted Stock Units subject to vesting."}],"balance_after":191669,"source":{"system":"sec-edgar","filing":"0001214659-22-005332","document":"marketforms-55983.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121465922005332/marketforms-55983.xml","form_type":"4"}},{"id":2543154,"issuer":{"id":7608,"kind":"organization","name":"Longeveron Inc.","symbol":"LGVN"},"owners":[{"id":20727,"kind":"person","name":"Soffer Rock","position":1,"cik":"0001845308","reported_name":"Soffer Rock","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2021-10-13T22:00:23.000Z","date":"2021-10-13","kind":"purchase","acquired":true,"shares":12000,"price":3.76,"value":45120.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents the weighed average of open-market purchase transactions ranging from $3.71 to 3.80.  The reporting person agrees to provide full information regarding the number of shares purchased at each separate price paid if requested by the SEC staff, the Company or a security holder of the Company."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Amount includes 5,000 Restricted Stock Units subject to vesting."}],"balance_after":51757,"source":{"system":"sec-edgar","filing":"0001214659-21-010459","document":"marketforms-54006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121465921010459/marketforms-54006.xml","form_type":"4"}},{"id":2543153,"issuer":{"id":7608,"kind":"organization","name":"Longeveron Inc.","symbol":"LGVN"},"owners":[{"id":20727,"kind":"person","name":"Soffer Rock","position":1,"cik":"0001845308","reported_name":"Soffer Rock","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2021-10-13T22:00:23.000Z","date":"2021-10-12","kind":"purchase","acquired":true,"shares":4000,"price":3.57,"value":14280.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents the weighed average of open-market purchase transactions ranging from $3.57 to 3.58.  The reporting person agrees to provide full information regarding the number of shares purchased at each separate price paid if requested by the SEC staff, the Company or a security holder of the Company."}],"balance_after":39757,"source":{"system":"sec-edgar","filing":"0001214659-21-010459","document":"marketforms-54006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121465921010459/marketforms-54006.xml","form_type":"4"}},{"id":2543152,"issuer":{"id":7608,"kind":"organization","name":"Longeveron Inc.","symbol":"LGVN"},"owners":[{"id":20727,"kind":"person","name":"Soffer Rock","position":1,"cik":"0001845308","reported_name":"Soffer Rock","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common stock","published_at":"2021-10-13T22:00:23.000Z","date":"2021-10-11","kind":"purchase","acquired":true,"shares":3900,"price":3.45,"value":13455.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Represents the weighed average of open-market purchase transactions ranging from $3.44 to 3.48.  The reporting person agrees to provide full information regarding the number of shares purchased at each separate price paid if requested by the SEC staff, the Company or a security holder of the Company."}],"balance_after":35757,"source":{"system":"sec-edgar","filing":"0001214659-21-010459","document":"marketforms-54006.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121465921010459/marketforms-54006.xml","form_type":"4"}},{"id":2711808,"issuer":{"id":7608,"kind":"organization","name":"Longeveron Inc.","symbol":"LGVN"},"owners":[{"id":20727,"kind":"person","name":"Soffer Rock","position":1,"cik":"0001845308","reported_name":"Soffer Rock","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-05-14T20:12:01.000Z","date":"2021-05-12","kind":"grant","acquired":true,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Restricted Stock units subject to time-based vesting requirements."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 31,757 Restricted Stock Units."}],"balance_after":31857,"source":{"system":"sec-edgar","filing":"0001213900-21-026422","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121390021026422/ownership.xml","form_type":"4"}},{"id":2828887,"issuer":{"id":7608,"kind":"organization","name":"Longeveron Inc.","symbol":"LGVN"},"owners":[{"id":20727,"kind":"person","name":"Soffer Rock","position":1,"cik":"0001845308","reported_name":"Soffer Rock","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2021-02-26T23:00:38.000Z","date":"2021-02-12","kind":"purchase","acquired":true,"shares":100,"price":8.05,"value":805.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Includes 26,757 Restricted Stock Units."}],"balance_after":26857,"source":{"system":"sec-edgar","filing":"0001214659-21-002447","document":"marketforms-51652.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1721484/000121465921002447/marketforms-51652.xml","form_type":"4"}}]}