{"transactions":[{"id":740767,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-06-12T20:11:27.000Z","date":"2026-06-11","kind":"sale","planned":false,"acquired":false,"shares":4000,"price":37.63,"value":150520.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported on this Form 4 were made by the reporting person for tax planning purposes."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 14,992 shares directly."}],"balance_after":14992,"source":{"system":"sec-edgar","filing":"0001193125-26-269433","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526269433/ownership.xml","form_type":"4"}},{"id":813880,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-07T21:33:42.000Z","date":"2026-04-03","kind":"grant","planned":false,"acquired":true,"shares":3116,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"This award of immediately vested shares of American Superconductor Corporation (the \"Company\") common stock was made in accordance with the Company's Amended and Restated 2007 Director Stock Plan, as Amended."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 18,992 shares directly."}],"balance_after":18992,"source":{"system":"sec-edgar","filing":"0001193125-26-145787","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526145787/ownership.xml","form_type":"4"}},{"id":1178135,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-04-04T20:29:06.000Z","date":"2025-04-03","kind":"grant","planned":false,"acquired":true,"shares":2639,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"This award of immediately vested shares of American Superconductor Corporation (the \"Company\") common stock was made in accordance with the Company's Amended and Restated 2007 Director Stock Plan, as Amended."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 15,876 shares directly."}],"balance_after":15876,"source":{"system":"sec-edgar","filing":"0000950170-25-051168","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025051168/ownership.xml","form_type":"4"}},{"id":1548162,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-04-04T21:26:07.000Z","date":"2024-04-03","kind":"grant","planned":false,"acquired":true,"shares":3840,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"This award of immediately vested shares of American Superconductor Corporation (the \"Company\") common stock was made in accordance with the Company's Amended and Restated 2007 Director Stock Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 13,237 shares directly."}],"balance_after":13237,"source":{"system":"sec-edgar","filing":"0000950170-24-041906","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017024041906/ownership.xml","form_type":"4"}},{"id":1923273,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2023-04-07T20:14:42.000Z","date":"2023-04-05","kind":"grant","planned":false,"acquired":true,"shares":9397,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"date","element":"transactionDate","label":"F1","text":"This award of immediately vested shares of American Superconductor Corporation (the \"Company\") common stock was made in accordance with the Company's Amended and Restated 2007 Director Stock Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 9,397 shares directly."}],"balance_after":9397,"source":{"system":"sec-edgar","filing":"0001209191-23-023769","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919123023769/doc4.xml","form_type":"4"}},{"id":2233322,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39057,"kind":"person","name":"Dambier Laura A.","position":1,"cik":"0001933334","reported_name":"Dambier Laura A.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Stock Options (Right to Buy)","published_at":"2022-06-14T19:17:23.000Z","date":"2022-06-10","kind":"grant","acquired":true,"shares":10282,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"This grant of options was made in accordance with American Superconductor Corporation's Amended and Restated 2007 Director Stock Plan.  These options vest in equal annual installments over a 2-year period, and will be fully vested on June 10, 2024."}],"balance_after":10282,"derivative":{"exercise_price":5.92,"expiration_date":"2032-06-10","underlying":"Common Stock","underlying_shares":10282},"source":{"system":"sec-edgar","filing":"0001209191-22-036623","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919122036623/doc4.xml","form_type":"4"}}]}