{"transactions":[{"id":742288,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-11T20:29:04.000Z","date":"2026-06-11","kind":"sale","planned":true,"acquired":false,"shares":4609,"price":37.8511,"value":174455.7199,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $37.72-$38.06. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,131,929 shares directly."}],"balance_after":1131929,"source":{"system":"sec-edgar","filing":"0001193125-26-267642","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526267642/ownership.xml","form_type":"4"}},{"id":742287,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-11T20:29:04.000Z","date":"2026-06-11","kind":"sale","planned":true,"acquired":false,"shares":11508,"price":37.2825,"value":429047.01,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $36.72-$37.63. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1136538,"source":{"system":"sec-edgar","filing":"0001193125-26-267642","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526267642/ownership.xml","form_type":"4"}},{"id":743857,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-10T20:53:25.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":4678,"price":42.1935,"value":197381.193,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $41.88-$42.86. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,148,046 shares directly."}],"balance_after":1148046,"source":{"system":"sec-edgar","filing":"0001193125-26-265990","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526265990/ownership.xml","form_type":"4"}},{"id":743856,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-10T20:53:25.000Z","date":"2026-06-08","kind":"sale","planned":true,"acquired":false,"shares":4992,"price":41.3891,"value":206614.3872,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $40.86-$41.74. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1152724,"source":{"system":"sec-edgar","filing":"0001193125-26-265990","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526265990/ownership.xml","form_type":"4"}},{"id":753220,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-03","kind":"sale","planned":true,"acquired":false,"shares":817,"price":50.99,"value":41658.83,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F10","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,157,716 shares directly."}],"balance_after":1157716,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753219,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-03","kind":"sale","planned":true,"acquired":false,"shares":500,"price":50.288,"value":25144.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The sales were executed in multiple trades at prices ranging from $49.89-$50.82. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1158533,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753218,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-03","kind":"sale","planned":true,"acquired":false,"shares":4501,"price":49.2541,"value":221692.7041,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The sales were executed in multiple trades at prices ranging from $48.87-$49.84. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1159033,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753217,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-03","kind":"sale","planned":true,"acquired":false,"shares":7075,"price":48.3066,"value":341769.195,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The sales were executed in multiple trades at prices ranging from $47.80-$48.76. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1163534,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753216,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-02","kind":"sale","planned":true,"acquired":false,"shares":2305,"price":52.1361,"value":120173.7105,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The sales were executed in multiple trades at prices ranging from $52.00-$52.44. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1170609,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753215,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-02","kind":"sale","planned":true,"acquired":false,"shares":28558,"price":51.4586,"value":1469554.6988,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The sales were executed in multiple trades at prices ranging from $50.99-$51.945. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1172914,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753214,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-02","kind":"sale","planned":true,"acquired":false,"shares":27900,"price":50.6314,"value":1412616.06,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sales were executed in multiple trades at prices ranging from $49.99-$50.98. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1201472,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753213,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-02","kind":"sale","planned":true,"acquired":false,"shares":13762,"price":49.451,"value":680544.662,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on August 15, 2025, as modified on February 26, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $48.95-$49.87. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1229372,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":753212,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2026-06-03T20:11:30.000Z","date":"2026-06-01","kind":"grant","planned":true,"acquired":true,"shares":60000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on June 1, 2026. The award will vest in three equal annual installments beginning June 10, 2027."}],"balance_after":1243134,"source":{"system":"sec-edgar","filing":"0001193125-26-255450","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000119312526255450/ownership.xml","form_type":"4"}},{"id":1073475,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-08-06T20:34:11.000Z","date":"2025-08-04","kind":"sale","planned":false,"acquired":false,"shares":27743,"price":55.1065,"value":1528819.6295,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $54.87-$55.34. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,183,134 shares directly."}],"balance_after":1183134,"source":{"system":"sec-edgar","filing":"0000950170-25-104149","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025104149/ownership.xml","form_type":"4"}},{"id":1073474,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-08-06T20:34:11.000Z","date":"2025-08-04","kind":"sale","planned":false,"acquired":false,"shares":73105,"price":54.2604,"value":3966706.542,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The sales were executed in multiple trades at prices ranging from $53.85-$54.83. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1210877,"source":{"system":"sec-edgar","filing":"0000950170-25-104149","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025104149/ownership.xml","form_type":"4"}},{"id":1114178,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-06-12T20:22:17.000Z","date":"2025-06-11","kind":"sale","planned":true,"acquired":false,"shares":500,"price":29.09,"value":14545.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 11, 2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,283,982 shares directly."}],"balance_after":1283982,"source":{"system":"sec-edgar","filing":"0000950170-25-085421","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025085421/ownership.xml","form_type":"4"}},{"id":1114177,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-06-12T20:22:17.000Z","date":"2025-06-11","kind":"sale","planned":true,"acquired":false,"shares":12315,"price":28.5584,"value":351696.696,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 11, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $28.06-$28.87. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1284482,"source":{"system":"sec-edgar","filing":"0000950170-25-085421","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025085421/ownership.xml","form_type":"4"}},{"id":1118820,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-06-09T20:53:48.000Z","date":"2025-06-06","kind":"sale","planned":true,"acquired":false,"shares":7689,"price":31.8208,"value":244670.1312,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 11, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $31.44-$32.23. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,296,797 shares directly."}],"balance_after":1296797,"source":{"system":"sec-edgar","filing":"0000950170-25-083818","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025083818/ownership.xml","form_type":"4"}},{"id":1131176,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-05-29T21:31:39.000Z","date":"2025-05-27","kind":"sale","planned":true,"acquired":false,"shares":98149,"price":26.6002,"value":2610783.0298,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","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 11, 2024.  Includes shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $26.15-$27.10. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,304,486 shares directly."}],"balance_after":1304486,"source":{"system":"sec-edgar","filing":"0000950170-25-079169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025079169/ownership.xml","form_type":"4"}},{"id":1131175,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-05-29T21:31:39.000Z","date":"2025-05-27","kind":"sale","planned":true,"acquired":false,"shares":24506,"price":25.5469,"value":626052.3314,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","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 11, 2024.  Includes shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $25.10-$26.00. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."}],"balance_after":1402635,"source":{"system":"sec-edgar","filing":"0000950170-25-079169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025079169/ownership.xml","form_type":"4"}},{"id":1138198,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-05-22T20:41:20.000Z","date":"2025-05-20","kind":"sale","planned":true,"acquired":false,"shares":12815,"price":24.493,"value":313877.795,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 11, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $24.11-$24.89. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and prices at which the transactions were effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,427,141 shares directly."}],"balance_after":1427141,"source":{"system":"sec-edgar","filing":"0000950170-25-076404","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025076404/ownership.xml","form_type":"4"}},{"id":1143937,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2025-05-19T20:42:47.000Z","date":"2025-05-15","kind":"grant","planned":false,"acquired":true,"shares":240000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on May 15, 2025. The award will vest as follows: (a) 80,000 shares will vest in three equal annual installments beginning June 2, 2026, and (b) 160,000 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,439,956 shares directly."}],"balance_after":1439956,"source":{"system":"sec-edgar","filing":"0000950170-25-074454","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017025074454/ownership.xml","form_type":"4"}},{"id":1397350,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2024-10-01T20:37:24.000Z","date":"2024-09-30","kind":"grant","planned":false,"acquired":true,"shares":180000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on September 30, 2024. The award will vest as follows: (a) 60,000 shares will vest in three equal annual installments beginning June 5, 2025, and (b) 120,000 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,199,956 shares directly."}],"balance_after":1199956,"source":{"system":"sec-edgar","filing":"0000950170-24-110883","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017024110883/ownership.xml","form_type":"4"}},{"id":1482633,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2024-06-12T13:09:47.000Z","date":"2024-06-11","kind":"sale","planned":true,"acquired":false,"shares":37165,"price":21.6883,"value":806045.6695,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 13, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $21.28-$22.03. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,019,956 shares directly."}],"balance_after":1019956,"source":{"system":"sec-edgar","filing":"0000950170-24-072273","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017024072273/ownership.xml","form_type":"4"}},{"id":1504471,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2024-05-23T20:29:47.000Z","date":"2024-05-21","kind":"sale","planned":true,"acquired":false,"shares":1620,"price":15.3048,"value":24793.776,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 13, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The sales were executed in multiple trades at prices ranging from $15.25-$15.41. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,057,121 shares directly."}],"balance_after":1057121,"source":{"system":"sec-edgar","filing":"0000950170-24-063979","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017024063979/ownership.xml","form_type":"4"}},{"id":1504470,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2024-05-23T20:29:47.000Z","date":"2024-05-21","kind":"sale","planned":true,"acquired":false,"shares":18939,"price":14.7815,"value":279946.8285,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards."},{"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 13, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $14.24-$15.2375. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1058741,"source":{"system":"sec-edgar","filing":"0000950170-24-063979","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000095017024063979/ownership.xml","form_type":"4"}},{"id":1845750,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2023-06-23T20:19:35.000Z","date":"2023-06-22","kind":"sale","planned":true,"acquired":false,"shares":36902,"price":5.9508,"value":219596.4216,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on March 17, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $5.735-$6.07. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,077,680 shares directly."}],"balance_after":1077680,"source":{"system":"sec-edgar","filing":"0001209191-23-039376","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919123039376/doc4.xml","form_type":"4"}},{"id":1845749,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2023-06-23T20:19:35.000Z","date":"2023-06-21","kind":"sale","planned":true,"acquired":false,"shares":73802,"price":6.1428,"value":453350.9256,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The reported transaction was effected pursuant to a Rule 10b5-1 trading plan previously entered into by the reporting person on March 17, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $6.07-$6.25. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."}],"balance_after":1114582,"source":{"system":"sec-edgar","filing":"0001209191-23-039376","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919123039376/doc4.xml","form_type":"4"}},{"id":1850592,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2023-06-20T20:23:47.000Z","date":"2023-06-15","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":4839,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents 4,839 shares out of a total of 150,000 shares of restricted stock that were awarded on May 21, 2020 and would vest upon American Superconductor Corporation's (the \"Company\") achievement of specified performance objectives.  On June 15, 2023, the Board of Directors of the Company certified that maximum-level performance was achieved with respect to the cumulative organic Grid revenues performance objective and between target-level and maximum-level performance was achieved with respect to the cumulative organic total revenues performance objective. As a result, these shares have been forfeited to the Company."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 1,188,384 shares directly."}],"balance_after":1188384,"source":{"system":"sec-edgar","filing":"0001209191-23-038383","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919123038383/doc4.xml","form_type":"4"}},{"id":1850591,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2023-06-20T20:23:47.000Z","date":"2023-06-15","kind":"grant","planned":false,"acquired":true,"shares":250000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on June 15, 2023. The award will vest as follows: (a) 100,000 shares will vest in three equal annual installments beginning June 10, 2024, and (b) 150,000 shares will vest upon the achievement of specified performance objectives."}],"balance_after":1193223,"source":{"system":"sec-edgar","filing":"0001209191-23-038383","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919123038383/doc4.xml","form_type":"4"}},{"id":2082617,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2022-12-19T21:21:41.000Z","date":"2022-12-16","kind":"purchase","acquired":true,"shares":25000,"price":3.4907,"value":87267.5,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The purchases were executed in multiple trades at prices ranging from $3.439-$3.50. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 943,223 shares directly."}],"balance_after":943223,"source":{"system":"sec-edgar","filing":"0001209191-22-061904","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919122061904/doc4.xml","form_type":"4"}},{"id":2127713,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2022-11-02T20:37:51.000Z","date":"2022-10-31","kind":"grant","acquired":true,"shares":250000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on October 31, 2022. The award will vest as follows: (a) 100,000 shares will vest in three equal annual installments beginning May 19, 2023, and (b) 150,000 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 918,223 shares directly."}],"balance_after":918223,"source":{"system":"sec-edgar","filing":"0001209191-22-055316","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919122055316/doc4.xml","form_type":"4"}},{"id":2234876,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2022-06-13T20:47:06.000Z","date":"2022-06-10","kind":"sale","acquired":false,"shares":32587,"price":5.9763,"value":194749.6881,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The reporting person received an award of 75,000 shares of restricted stock on October 31, 2019 that would vest upon American Superconductor Corporation's (the \"Company\") achievement of specified performance objectives. On June 9, 2022, the Board of Directors of the Company certified that maximum-level performance was achieved with respect to all such performance objectives. As a result, these shares have been fully vested.  Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award.  The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $5.90-$6.18. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 668,223 shares directly."}],"balance_after":668223,"source":{"system":"sec-edgar","filing":"0001209191-22-036360","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919122036360/doc4.xml","form_type":"4"}},{"id":2248263,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2022-06-02T21:39:10.000Z","date":"2022-05-31","kind":"sale","acquired":false,"shares":21725,"price":5.4537,"value":118481.6325,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock awards.  The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $5.33-$5.62. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 700,810 shares directly."}],"balance_after":700810,"source":{"system":"sec-edgar","filing":"0001209191-22-033666","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919122033666/doc4.xml","form_type":"4"}},{"id":2529838,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2021-11-02T20:28:02.000Z","date":"2021-11-01","kind":"sale","acquired":false,"shares":7241,"price":18.9612,"value":137298.0492,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award on October 31, 2021.  The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $18.40-$19.22. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 722,535 shares directly."}],"balance_after":722535,"source":{"system":"sec-edgar","filing":"0001209191-21-062404","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121062404/doc4.xml","form_type":"4"}},{"id":2612181,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2021-08-06T13:00:29.000Z","date":"2021-08-05","kind":"grant","acquired":true,"shares":35661,"price":12.54,"value":447188.94,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Mr. McGahn elected to take his cash payout, net of applicable taxes and withholdings, under the terms of the American Superconductor Corporation (the \"Company\") fiscal 2020 executive incentive plan in immediately vested shares of the Company with an equal fair market value based on the August 5, 2021 closing price of the Company's common stock. This award of immediately vested shares of the Company was awarded to Mr. McGahn on August 5, 2021 and made in accordance with the Company's 2007 Stock Incentive Plan."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 729,776 shares directly."}],"balance_after":729776,"source":{"system":"sec-edgar","filing":"0001209191-21-050089","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121050089/doc4.xml","form_type":"4"}},{"id":2642502,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2021-07-06T21:19:56.000Z","date":"2021-07-01","kind":"sale","acquired":false,"shares":14664,"price":17.6637,"value":259020.4968,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award on June 28, 2021.  The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The sales were executed in multiple trades at prices ranging from $17.40-$18.10. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 694,115 shares directly."}],"balance_after":694115,"source":{"system":"sec-edgar","filing":"0001209191-21-045578","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121045578/doc4.xml","form_type":"4"}},{"id":2699804,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2021-05-24T21:42:45.000Z","date":"2021-05-24","kind":"sale","acquired":false,"shares":8690,"price":14.1861,"value":123277.209,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of a restricted stock award on May 21, 2021.  The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 Plan."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The sales were executed in multiple trades at prices ranging from $13.88-$14.86. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, to the SEC staff, the issuer, or a security holder of the issuer, full information regarding the number of shares and price at which the transaction was effected."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Following all the transactions reported on this Form 4, the reporting person holds 708,779 shares directly."}],"balance_after":708779,"source":{"system":"sec-edgar","filing":"0001209191-21-035472","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121035472/doc4.xml","form_type":"4"}},{"id":2699803,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2021-05-24T21:42:45.000Z","date":"2021-05-20","kind":"grant","acquired":true,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on May 20, 2021. The award will vest as follows: (a) 10,000 shares will vest on May 20, 2022, 10,000 shares will vest on May 20, 2023, and 10,000 shares will vest on May 20, 2024, and (b) 45,000 shares will vest upon the achievement of specified performance objectives."}],"balance_after":717469,"source":{"system":"sec-edgar","filing":"0001209191-21-035472","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121035472/doc4.xml","form_type":"4"}},{"id":2996865,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-11-02T21:40:35.000Z","date":"2020-10-31","kind":"tax_withholding","acquired":false,"shares":7392,"price":13.91,"value":102822.72,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 7,392 shares surrendered to the Company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on October 31, 2020; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 642,469 shares directly."}],"balance_after":642469,"source":{"system":"sec-edgar","filing":"0001209191-20-056419","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120056419/doc4.xml","form_type":"4"}},{"id":3074479,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-07-29T22:16:41.000Z","date":"2020-07-27","kind":"tax_withholding","acquired":false,"shares":16651,"price":9.74,"value":162180.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 16,651 shares surrendered to the Company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on July 27, 2020; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 649,861 shares directly."}],"balance_after":649861,"source":{"system":"sec-edgar","filing":"0001209191-20-043970","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120043970/doc4.xml","form_type":"4"}},{"id":3097064,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-06-30T21:25:46.000Z","date":"2020-06-28","kind":"tax_withholding","acquired":false,"shares":14969,"price":7.28,"value":108974.32,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 14,969 shares surrendered to the Company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on June 28, 2020; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 666,512 shares directly."}],"balance_after":666512,"source":{"system":"sec-edgar","filing":"0001209191-20-039510","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120039510/doc4.xml","form_type":"4"}},{"id":3122641,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-06-04T21:10:19.000Z","date":"2020-06-02","kind":"tax_withholding","acquired":false,"shares":16628,"price":7.91,"value":131527.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents 16,628 shares surrendered to the Company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on June 2, 2020; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"Following all the transactions reported on this Form 4, the reporting person holds 681,481 shares directly."}],"balance_after":681481,"source":{"system":"sec-edgar","filing":"0001209191-20-034474","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120034474/doc4.xml","form_type":"4"}},{"id":3122640,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-06-04T21:10:19.000Z","date":"2020-06-02","kind":"disposition_to_issuer","acquired":false,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 75,000 shares of restricted stock that were awarded on July 27, 2017 and would vest upon American Superconductor Corporation's (the \"Company\") achievement of a specified performance objective. On June 2, 2020, the Board of Directors of the Company certified that the specified performance objective with respect to such shares was not met. As a result, these shares have been forfeited to the Company."}],"balance_after":698109,"source":{"system":"sec-edgar","filing":"0001209191-20-034474","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120034474/doc4.xml","form_type":"4"}},{"id":3135903,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2020-05-26T20:44:48.000Z","date":"2020-05-21","kind":"grant","acquired":true,"shares":250000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on May 21, 2020. The award will vest as follows: (a) 20,000 shares will vest on May 21, 2021, 40,000 shares will vest on May 21, 2022, and 40,000 shares will vest on May 21, 2023, and (b) 150,000 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 773,109 shares directly."}],"balance_after":773109,"source":{"system":"sec-edgar","filing":"0001209191-20-032045","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919120032045/doc4.xml","form_type":"4"}},{"id":3378035,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2019-11-07T22:18:28.000Z","date":"2019-11-05","kind":"disposition_to_issuer","acquired":false,"shares":16875,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 16,875 shares of restricted stock that were awarded on June 28, 2018 and would vest upon American Superconductor Corporation's (the \"Company\") achievement of a specified performance objective. On November 5, 2019, the Compensation Committee of the Board of Directors of the Company certified that the specified performance objective with respect to such shares was not met. As a result, these shares have been forfeited to the Company."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 523,109 shares directly."}],"balance_after":523109,"source":{"system":"sec-edgar","filing":"0001209191-19-055708","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919119055708/doc4.xml","form_type":"4"}},{"id":3382636,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2019-11-04T22:29:41.000Z","date":"2019-10-31","kind":"grant","acquired":true,"shares":125000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on October 31, 2019. The award will vest as follows: (a) 50,000 shares will vest in three equal annual installments beginning October 31, 2020, and (b) 75,000 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 539,984 shares directly."}],"balance_after":539984,"source":{"system":"sec-edgar","filing":"0001209191-19-054980","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919119054980/doc4.xml","form_type":"4"}},{"id":3453741,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2019-07-30T21:48:30.000Z","date":"2019-07-27","kind":"tax_withholding","acquired":false,"shares":16651,"price":8.81,"value":146695.31,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 16,651 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on July 27, 2019; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 414,984 shares directly."}],"balance_after":414984,"source":{"system":"sec-edgar","filing":"0001209191-19-043711","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919119043711/doc4.xml","form_type":"4"}},{"id":3472903,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2019-07-02T21:27:57.000Z","date":"2019-06-28","kind":"tax_withholding","acquired":false,"shares":14985,"price":9.28,"value":139060.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 14,985 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on June 28, 2019; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 431,635 shares directly."}],"balance_after":431635,"source":{"system":"sec-edgar","filing":"0001209191-19-040480","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919119040480/doc4.xml","form_type":"4"}},{"id":3768620,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2018-11-13T22:05:00.000Z","date":"2018-11-08","kind":"tax_withholding","acquired":false,"shares":3747,"price":9.48,"value":35521.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 3,747 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on November 8, 2018; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 446,620 shares directly."}],"balance_after":446620,"source":{"system":"sec-edgar","filing":"0001209191-18-058314","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919118058314/doc4.xml","form_type":"4"}},{"id":3852315,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chairman, President and CEO"}}],"security":"Common Stock","published_at":"2018-08-06T21:10:19.000Z","date":"2018-08-02","kind":"tax_withholding","acquired":false,"shares":3744,"price":5.74,"value":21490.56,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 3,744 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting of shares of restricted stock on August 2, 2018; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 450,367 shares directly."}],"balance_after":450367,"source":{"system":"sec-edgar","filing":"0001209191-18-045571","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919118045571/doc4.xml","form_type":"4"}},{"id":3858326,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-07-31T19:11:02.000Z","date":"2018-07-27","kind":"tax_withholding","acquired":false,"shares":16662,"price":5.03,"value":83809.86,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 16,662 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting on July 27, 2018 of restricted stock awarded on July 27, 2017; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 454,111 shares directly."}],"balance_after":454111,"source":{"system":"sec-edgar","filing":"0001209191-18-044523","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919118044523/doc4.xml","form_type":"4"}},{"id":3879521,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-07-02T21:22:11.000Z","date":"2018-06-28","kind":"grant","acquired":true,"shares":135000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The restricted stock award was granted on June 28, 2018. The award will vest as follows: (a) 101,250 shares will vest in three equal annual installments beginning June 28, 2019, and (b) 33,750 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 470,773 shares directly."}],"balance_after":470773,"source":{"system":"sec-edgar","filing":"0001209191-18-040434","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919118040434/doc4.xml","form_type":"4"}},{"id":3933709,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2018-05-15T20:16:03.000Z","date":"2018-05-14","kind":"tax_withholding","acquired":false,"shares":14795,"price":6.88,"value":101789.6,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents 14,795 shares tendered to the company to satisfy the reporting person's tax withholding obligation upon the vesting on May 14, 2018 of restricted stock awarded on May 14 2015; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 317,234 shares directly."}],"balance_after":335773,"source":{"system":"sec-edgar","filing":"0001209191-18-030195","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919118030195/doc4.xml","form_type":"4"}},{"id":4248845,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-07-31T20:22:39.000Z","date":"2017-07-27","kind":"grant","acquired":true,"shares":225000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The restricted stock was granted on July 27, 2017. The award will vest as follows: (a) 112,500 shares will vest in three equal annual installments beginning July 27, 2018, and (b) 112,500 shares will vest upon the achievement of specified performance objectives."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 350,568 shares directly."}],"balance_after":350568,"source":{"system":"sec-edgar","filing":"0001209191-17-046675","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919117046675/doc4.xml","form_type":"4"}},{"id":4319477,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-05-16T20:56:17.000Z","date":"2017-05-14","kind":"tax_withholding","acquired":false,"shares":15655,"price":4.06,"value":63559.3,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares tendered to satisfy the reporting person's tax withholding obligation upon the vesting on May 14, 2017 of restricted stock awarded on May 14 2015; not an open market transaction."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 125,568 shares directly."}],"balance_after":125568,"source":{"system":"sec-edgar","filing":"0001209191-17-032749","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919117032749/doc4.xml","form_type":"4"}},{"id":4323830,"issuer":{"id":4752,"kind":"organization","name":"AMERICAN SUPERCONDUCTOR CORP /DE/","symbol":"AMSC"},"owners":[{"id":39443,"kind":"person","name":"McGahn Daniel P","position":1,"cik":"0001425153","reported_name":"McGahn Daniel P","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Common Stock","published_at":"2017-05-12T20:27:46.000Z","date":"2017-05-10","kind":"purchase","acquired":true,"shares":25000,"price":4,"value":100000.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares purchased in the Company's public offering at $4.00 per share."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Following all the transactions reported on this Form 4, the reporting person holds 141,223 shares directly."}],"balance_after":141223,"source":{"system":"sec-edgar","filing":"0001209191-17-031960","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/880807/000120919117031960/doc4.xml","form_type":"4"}}]}