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The remainder of the underlying shares will vest in 36 equal monthly installments thereafter."}],"balance_after":100000,"derivative":{"exercise_price":2.6,"expiration_date":"2029-01-06","underlying":"Common Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001453687-19-000015","document":"wf-form4_154698258841554.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1453687/000145368719000015/wf-form4_154698258841554.xml","form_type":"4"}},{"id":3888601,"issuer":{"id":6015,"kind":"organization","name":"Cartesian Therapeutics, Inc."},"owners":[{"id":120879,"kind":"person","name":"Johnston Lloyd P.","position":1,"cik":"0001676905","reported_name":"Johnston Lloyd P.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and SVP, R&D"}}],"security":"Stock Option (Right to Buy)","published_at":"2018-06-19T23:07:34.000Z","date":"2018-06-15","kind":"grant","acquired":true,"shares":50000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The option will vest as to 25% of the shares on June 15, 2019.  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The remainder of the shares will vest in 36 equal monthly installments thereafter."}],"balance_after":45000,"derivative":{"exercise_price":19.33,"expiration_date":"2027-07-06","underlying":"Common Stock","underlying_shares":45000},"source":{"system":"sec-edgar","filing":"0001638599-17-000702","document":"doc4_4844.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1453687/000163859917000702/doc4_4844.xml","form_type":"4"}},{"id":4259935,"issuer":{"id":6015,"kind":"organization","name":"Cartesian Therapeutics, Inc."},"owners":[{"id":120879,"kind":"person","name":"Johnston Lloyd P.","position":1,"cik":"0001676905","reported_name":"Johnston Lloyd P.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and SVP, R&D"}}],"security":"Employee Stock Option (right to buy)","published_at":"2017-07-10T20:19:30.000Z","date":"2017-06-15","kind":"exercise","acquired":false,"shares":10512,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On June 19, 2017, the reporting person filed a Form 4 reporting the June 15, 2017 exercise and sale of 20,512 shares of common stock pursuant to a 10b5-1 plan. The reporting person's broker subsequently acknowledged that 10,000 of such 20,512 shares were erroneously exercised and sold by the broker. The exercise and sale of the 10,000 shares was unwound through the broker's error account and therefore did not occur for purposes of the reporting person's account.  This Form 4 amends and restates, in their entirety, the transactions reported in the June 19, 2017 Form 4."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"All shares underlying this option are fully vested."}],"balance_after":10000,"derivative":{"exercise_price":0.47,"expiration_date":"2019-07-23","underlying":"Common Stock","underlying_shares":10512},"source":{"system":"sec-edgar","filing":"0001638599-17-000690","document":"doc4a_4836.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1453687/000163859917000690/doc4a_4836.xml","form_type":"4/A","original_submission_date":"2017-06-19"}},{"id":4259934,"issuer":{"id":6015,"kind":"organization","name":"Cartesian Therapeutics, Inc."},"owners":[{"id":120879,"kind":"person","name":"Johnston Lloyd P.","position":1,"cik":"0001676905","reported_name":"Johnston Lloyd P.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"COO and SVP, R&D"}}],"security":"Common Stock","published_at":"2017-07-10T20:19:30.000Z","date":"2017-06-15","kind":"sale","acquired":false,"shares":10512,"price":17.0416,"value":179141.2992,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 21, 2016."},{"field":"shares","element":"transactionShares","label":"F1","text":"On June 19, 2017, the reporting person filed a Form 4 reporting the June 15, 2017 exercise and sale of 20,512 shares of common stock pursuant to a 10b5-1 plan. The reporting person's broker subsequently acknowledged that 10,000 of such 20,512 shares were erroneously exercised and sold by the broker. The exercise and sale of the 10,000 shares was unwound through the broker's error account and therefore did not occur for purposes of the reporting person's account.  This Form 4 amends and restates, in their entirety, the transactions reported in the June 19, 2017 Form 4."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.96 to $17.10, inclusive. 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