{"transactions":[{"id":1832805,"issuer":{"id":8350,"kind":"organization","name":"MUSTANG BIO, INC."},"owners":[{"id":111515,"kind":"person","name":"ZELEFSKY MICHAEL J","position":1,"cik":"0001266801","reported_name":"ZELEFSKY MICHAEL J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK, PAR VALUE $0.0001","published_at":"2023-07-07T16:07:31.000Z","date":"2023-07-05","kind":"grant","planned":false,"acquired":true,"shares":7246,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Reporting Person was granted 7,246 restricted shares pursuant to the Issuer's 2016 Incentive Plan on July 5, 2023. The shares will vest on July 5, 2026, subject to the Reporting Person's continued service on the Issuer's board on such date."},{"field":"shares","element":"transactionShares","label":"F2","text":"Effective April 3, 2023, the Issuer effected a fifteen-for-one reverse stock split of its common stock (the \"Reverse Stock Split\"). The amount of common stock reflected on this Form 4 has been adjusted to reflect the Reverse Stock Split."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Effective April 3, 2023, the Issuer effected a fifteen-for-one reverse stock split of its common stock (the \"Reverse Stock Split\"). The amount of common stock reflected on this Form 4 has been adjusted to reflect the Reverse Stock Split."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Includes restricted share units, which vest over various time periods."}],"balance_after":18970,"source":{"system":"sec-edgar","filing":"0001104659-23-079118","document":"tm2320790-6_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1266801/000110465923079118/tm2320790-6_4seq1.xml","form_type":"4"}},{"id":1932144,"issuer":{"id":8350,"kind":"organization","name":"MUSTANG BIO, INC."},"owners":[{"id":111515,"kind":"person","name":"ZELEFSKY MICHAEL J","position":1,"cik":"0001266801","reported_name":"ZELEFSKY MICHAEL J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK, PAR VALUE $0.0001","published_at":"2023-04-03T16:49:08.000Z","date":"2022-07-29","kind":"grant","planned":false,"acquired":true,"shares":71664,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Reporting Person was granted 71,664 restricted shares pursuant to the Issuer's 2016 Incentive Plan on July 29, 2022. The shares will vest on June 17, 2025, subject to the Reporting Person's continued service on the Issuer's board on such date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes restricted share units, which vest over various time periods."}],"balance_after":175861,"source":{"system":"sec-edgar","filing":"0001104659-23-040927","document":"tm2311237d3_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1266801/000110465923040927/tm2311237d3_4seq1.xml","form_type":"4"}},{"id":2637957,"issuer":{"id":8350,"kind":"organization","name":"MUSTANG BIO, INC."},"owners":[{"id":111515,"kind":"person","name":"ZELEFSKY MICHAEL J","position":1,"cik":"0001266801","reported_name":"ZELEFSKY MICHAEL J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"COMMON STOCK","published_at":"2021-07-08T16:33:41.000Z","date":"2021-06-28","kind":"grant","acquired":true,"shares":13774,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The Reporting Person was granted 13,774 restricted shares pursuant to the Issuer's 2016 Incentive Plan on June 28, 2021. The shares will vest on June 17, 2024, subject to the Reporting Person's continued service on the Issuer's board on such date."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes restricted share units, which vest over various time periods."}],"balance_after":104197,"source":{"system":"sec-edgar","filing":"0001104659-21-090248","document":"tm2121675-6_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1266801/000110465921090248/tm2121675-6_4seq1.xml","form_type":"4"}},{"id":3052081,"issuer":{"id":8350,"kind":"organization","name":"MUSTANG BIO, INC."},"owners":[{"id":111515,"kind":"person","name":"ZELEFSKY MICHAEL J","position":1,"cik":"0001266801","reported_name":"ZELEFSKY MICHAEL J","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-08-19T16:33:40.000Z","date":"2020-07-14","kind":"grant","acquired":true,"shares":16611,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"90,423 shares are restricted Common Stock which vest over various time periods."}],"balance_after":90423,"source":{"system":"sec-edgar","filing":"0001104659-20-096928","document":"tm2028955d5_4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1266801/000110465920096928/tm2028955d5_4.xml","form_type":"4"}}]}