US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

American Superconductor

30.01

-0.0400-0.13%

Post-market: 30.300.2900+0.97%19:48 EDT

Volume:738.84K

Turnover:22.09M

Market Cap:1.45B

PE:10.05

High:30.65

Open:30.51

Low:29.42

Close:30.05

52wk High:70.49

52wk Low:24.87

Shares:48.46M

Float Shares:46.79M

Volume Ratio:1.34

T/O Rate:1.58%

Dividend:- -

Dividend Rate:- -

EPS(TTM):2.99

EPS(LYR):3.05

ROE:30.16%

ROA:1.41%

PB:2.54

PE(LYR):9.84

Loading ...

Overview Company News Filings

Employee Stock Ownership

S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments

Employee Stock Ownership

S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments

Employee Stock Ownership

S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments

Employee Stock Ownership

S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments

Employee Stock Ownership

S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Employee Stock Ownership

S-8 - Securities to be offered to employees in employee benefit plans

Employee Stock Ownership

S-8 - Securities to be offered to employees in employee benefit plans

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Annual Report

10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Beneficial Ownership Change

SC 13G - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.gotigerhk.com/stock/AMSC/filings?page=5"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"AMSC","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMSC\",,,,,undefined,":{"symbol":"AMSC","market":"US","secType":"STK","nameCN":"American Superconductor","latestPrice":30.01,"timestamp":1787342400000,"preClose":30.05,"halted":0,"volume":738844,"hourTrading":{"tag":"盘后","latestPrice":30.3,"preClose":30.01,"latestTime":"19:48 EDT","volume":10506,"amount":315275.6747,"timestamp":1787356130256,"change":0.29,"changeRate":0.009663,"amplitude":0.013282},"delay":0,"changeRate":-0.0013311148086522179,"floatShares":46794082,"shares":48462299,"eps":2.985294,"marketStatus":"Market Closed","change":-0.04,"latestTime":"08-21 16:00:00 EDT","open":30.51,"high":30.645,"low":29.42,"amount":22093127.55276,"amplitude":0.040765,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":2.985294,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1787558400000},"marketStatusCode":7,"adr":0,"adrRate":0,"listingDate":692427600000,"exchange":"NASDAQ","adjPreClose":30.05,"preHourTrading":{"tag":"盘前","latestPrice":30.05,"preClose":30.05,"latestTime":"09:24 EDT","volume":2299,"amount":70292.922766,"timestamp":1787318691828,"change":0,"changeRate":0,"amplitude":0.029617},"postHourTrading":{"tag":"盘后","latestPrice":30.3,"preClose":30.01,"latestTime":"19:48 EDT","volume":10506,"amount":315275.6747,"timestamp":1787356130256,"change":0.29,"changeRate":0.009663,"amplitude":0.013282},"volumeRatio":1.3396076716937253,"impliedVol":0.6736,"impliedVolPercentile":0.0637},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMSC\",,,,,undefined,":{"symbol":"AMSC","floatShares":46794082,"roa":"1.41%","roe":"30.16%","lyrEps":3.05,"volumeRatio":1.3396076716937253,"shares":48462299,"dividePrice":0,"high":30.645,"amplitude":0.040765,"preClose":30.05,"low":29.42,"week52Low":24.87,"pbRate":"2.54","psRate":"4.53","week52High":70.4857,"institutionHeld":0.8398,"latestPrice":30.01,"eps":2.985294,"divideRate":0,"volume":738844,"delay":0,"ttmEps":2.985294,"open":30.51,"prevYearClose":28.78,"prevWeekClose":31.92,"prevMonthClose":29.37,"prevQuarterClose":41.51,"fiveDayClose":31.92,"twentyDayClose":30.52,"sixtyDayClose":52.68},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AMSC\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-05","symbol":"AMSC","fiscalQuarterEnding":"2026/06","expectedEps":0.11,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785902400000,"reportTimeType":"post","actualEps":0.05},{"market":"US","date":"2026-05-27","symbol":"AMSC","fiscalQuarterEnding":"2026/03","expectedEps":0.11,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1779854400000,"reportTimeType":"post","actualEps":0.22},{"market":"US","date":"2026-02-04","symbol":"AMSC","fiscalQuarterEnding":"2025/12","expectedEps":0.05,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1770181200000,"reportTimeType":"post","actualEps":0.09},{"market":"US","date":"2025-11-05","symbol":"AMSC","fiscalQuarterEnding":"2025/09","expectedEps":0.06,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762318800000,"reportTimeType":"post","actualEps":0.12},{"market":"US","date":"2025-07-30","symbol":"AMSC","fiscalQuarterEnding":"2025/06","expectedEps":0.07,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1753848000000,"reportTimeType":"post","actualEps":0.18}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AMSC\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AMSC\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.2,"buy":0.8,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.8,"analysts":5,"updateTime":1784692800000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AMSC\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AMSC","date":"2026-08-21","current":10.052611,"percent":0.685666,"low":-1678.928143,"twenty":-22.921751,"median":-6.594251,"eighty":91.047919,"high":415.851418,"avg":-42.324969,"sd":320.974034,"marketCap":1455686397},"quantilePoints":[{"date":"2021-08-27","current":-14.402967,"twenty":-15.385537,"median":-3.80665,"eighty":6.706252,"marketCap":355234787},{"date":"2021-09-03","current":-16.275123,"twenty":-15.705384,"median":-3.809855,"eighty":6.706252,"marketCap":401409644},{"date":"2021-09-10","current":-15.677871,"twenty":-15.771449,"median":-3.824219,"eighty":6.706252,"marketCap":386679015},{"date":"2021-09-17","current":-15.620443,"twenty":-15.786771,"median":-3.834437,"eighty":6.706252,"marketCap":385262608},{"date":"2021-09-24","current":-15.700842,"twenty":-15.883223,"median":-3.838646,"eighty":6.706252,"marketCap":387245578},{"date":"2021-10-01","current":-16.746034,"twenty":-16.073572,"median":-3.844857,"eighty":6.706252,"marketCap":413024179},{"date":"2021-10-08","current":-17.389229,"twenty":-16.180153,"median":-3.863364,"eighty":6.706252,"marketCap":428887933},{"date":"2021-10-15","current":-19.238413,"twenty":-16.335085,"median":-3.890119,"eighty":6.706252,"marketCap":474496227},{"date":"2021-10-22","current":-19.686353,"twenty":-16.48688,"median":-3.906971,"eighty":6.706252,"marketCap":485544199},{"date":"2021-10-29","current":-21.110569,"twenty":-16.640472,"median":-3.926611,"eighty":6.706252,"marketCap":520671084},{"date":"2021-11-05","current":-20.272119,"twenty":-16.76486,"median":-3.945046,"eighty":6.706252,"marketCap":499991547},{"date":"2021-11-12","current":-17.941463,"twenty":-16.929688,"median":-3.945046,"eighty":6.706252,"marketCap":455461991},{"date":"2021-11-19","current":-15.995195,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":406054019},{"date":"2021-11-26","current":-14.854279,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":377090726},{"date":"2021-12-03","current":-12.594818,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":319732046},{"date":"2021-12-10","current":-12.594818,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":319732046},{"date":"2021-12-17","current":-12.482963,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":316892507},{"date":"2021-12-23","current":-13.042236,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":331090200},{"date":"2021-12-31","current":-12.169771,"twenty":-17.072358,"median":-3.945046,"eighty":6.706252,"marketCap":308941799},{"date":"2022-01-07","current":-11.442716,"twenty":-17.05862,"median":-3.956297,"eighty":6.700853,"marketCap":290484798},{"date":"2022-01-14","current":-10.738033,"twenty":-17.05862,"median":-4.003352,"eighty":6.700853,"marketCap":272595705},{"date":"2022-01-21","current":-8.92599,"twenty":-17.05862,"median":-4.055783,"eighty":6.700853,"marketCap":226595180},{"date":"2022-01-28","current":-8.243677,"twenty":-17.05862,"median":-4.086379,"eighty":6.700853,"marketCap":209273994},{"date":"2022-02-04","current":-10.519579,"twenty":-17.05862,"median":-4.123249,"eighty":6.700853,"marketCap":229084879},{"date":"2022-02-11","current":-10.075274,"twenty":-17.05862,"median":-4.141684,"eighty":6.700853,"marketCap":219409244},{"date":"2022-02-18","current":-10.036071,"twenty":-17.05862,"median":-4.153804,"eighty":6.700853,"marketCap":218555512},{"date":"2022-02-25","current":-10.689461,"twenty":-17.05862,"median":-4.16785,"eighty":6.700853,"marketCap":232784386},{"date":"2022-03-04","current":-10.362766,"twenty":-17.05862,"median":-4.200061,"eighty":6.700853,"marketCap":225669949},{"date":"2022-03-11","current":-10.859342,"twenty":-17.05862,"median":-4.246048,"eighty":6.700853,"marketCap":236483894},{"date":"2022-03-18","current":-11.747953,"twenty":-17.05862,"median":-4.272085,"eighty":6.700853,"marketCap":255835163},{"date":"2022-03-25","current":-11.068427,"twenty":-17.05862,"median":-4.3045,"eighty":6.700853,"marketCap":241037134},{"date":"2022-04-01","current":-9.9838,"twenty":-17.05862,"median":-4.351586,"eighty":6.700853,"marketCap":217417202},{"date":"2022-04-08","current":-9.199731,"twenty":-17.05862,"median":-4.499516,"eighty":6.700853,"marketCap":200342552},{"date":"2022-04-14","current":-8.964511,"twenty":-17.05862,"median":-4.589122,"eighty":6.700853,"marketCap":195220158},{"date":"2022-04-22","current":-7.932155,"twenty":-17.05862,"median":-4.899544,"eighty":6.700853,"marketCap":172738536},{"date":"2022-04-29","current":-6.965138,"twenty":-17.05862,"median":-5.364294,"eighty":6.700853,"marketCap":151679802},{"date":"2022-05-06","current":-6.965138,"twenty":-17.05862,"median":-5.464123,"eighty":6.700853,"marketCap":151679802},{"date":"2022-05-13","current":-6.729917,"twenty":-17.05862,"median":-5.521339,"eighty":6.700853,"marketCap":146557407},{"date":"2022-05-20","current":-6.808324,"twenty":-17.05862,"median":-5.720434,"eighty":6.700853,"marketCap":148264872},{"date":"2022-05-27","current":-7.18729,"twenty":-17.05862,"median":-5.783579,"eighty":6.700853,"marketCap":156517619},{"date":"2022-06-03","current":-8.960532,"twenty":-17.05862,"median":-5.902779,"eighty":6.700853,"marketCap":171979483},{"date":"2022-06-10","current":-8.797072,"twenty":-17.05862,"median":-5.981775,"eighty":6.700853,"marketCap":168842212},{"date":"2022-06-17","current":-7.028742,"twenty":-17.05862,"median":-6.017211,"eighty":6.700853,"marketCap":134902646},{"date":"2022-06-24","current":-7.953149,"twenty":-17.072358,"median":-6.036283,"eighty":6.706252,"marketCap":152644787},{"date":"2022-07-01","current":-7.22473,"twenty":-17.072358,"median":-6.089595,"eighty":6.706252,"marketCap":138664236},{"date":"2022-07-08","current":-7.566641,"twenty":-17.072358,"median":-6.112571,"eighty":6.706252,"marketCap":145226536},{"date":"2022-07-15","current":-7.046341,"twenty":-17.072358,"median":-6.150715,"eighty":6.706252,"marketCap":135240428},{"date":"2022-07-22","current":-7.373387,"twenty":-17.072358,"median":-6.192036,"eighty":6.706252,"marketCap":141517410},{"date":"2022-07-29","current":-9.127539,"twenty":-17.072358,"median":-6.246075,"eighty":6.706252,"marketCap":175184859},{"date":"2022-08-05","current":-6.601959,"twenty":-17.072358,"median":-6.293754,"eighty":6.706252,"marketCap":148544073},{"date":"2022-08-12","current":-7.782694,"twenty":-17.072358,"median":-6.35097,"eighty":6.706252,"marketCap":175110609},{"date":"2022-08-19","current":-6.944753,"twenty":-17.072358,"median":-6.468775,"eighty":6.706252,"marketCap":156256938},{"date":"2022-08-26","current":-6.957449,"twenty":-17.072358,"median":-6.484474,"eighty":6.706252,"marketCap":156542600},{"date":"2022-09-02","current":-6.601959,"twenty":-17.072358,"median":-6.532154,"eighty":6.706252,"marketCap":148544073},{"date":"2022-09-09","current":-6.246469,"twenty":-17.072358,"median":-6.5339,"eighty":6.706252,"marketCap":140545546},{"date":"2022-09-16","current":-6.601959,"twenty":-17.072358,"median":-6.54169,"eighty":6.706252,"marketCap":148544073},{"date":"2022-09-23","current":-5.649753,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":127119447},{"date":"2022-09-30","current":-5.560881,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":125119815},{"date":"2022-10-07","current":-5.472008,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":123120184},{"date":"2022-10-14","current":-4.913381,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":110551070},{"date":"2022-10-21","current":-5.167302,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":116264303},{"date":"2022-10-28","current":-5.421224,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":121977537},{"date":"2022-11-04","current":-3.892213,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":108771795},{"date":"2022-11-11","current":-4.310731,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":120467687},{"date":"2022-11-18","current":-4.174713,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":116666522},{"date":"2022-11-25","current":-4.425823,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":123684057},{"date":"2022-12-02","current":-4.132861,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":115496933},{"date":"2022-12-09","current":-3.578325,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":99999876},{"date":"2022-12-16","current":-3.70388,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":103508644},{"date":"2022-12-23","current":-3.557399,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":99415082},{"date":"2022-12-30","current":-3.850362,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":107602206},{"date":"2023-01-06","current":-3.798047,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":106140219},{"date":"2023-01-13","current":-5.0536,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":141227895},{"date":"2023-01-20","current":-5.576747,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":155847760},{"date":"2023-01-27","current":-5.58721,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":156140158},{"date":"2023-02-03","current":-4.722616,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":156805027},{"date":"2023-02-10","current":-5.087263,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":168912383},{"date":"2023-02-17","current":-5.22067,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":173341904},{"date":"2023-02-24","current":-4.669253,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":155033219},{"date":"2023-03-03","current":-4.775979,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":158576835},{"date":"2023-03-10","current":-4.340182,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":144107068},{"date":"2023-03-17","current":-3.797659,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":126093684},{"date":"2023-03-24","current":-3.655358,"twenty":-17.072358,"median":-6.549491,"eighty":6.706252,"marketCap":121368863},{"date":"2023-03-31","current":-4.366864,"twenty":-17.05862,"median":-6.54559,"eighty":6.700853,"marketCap":144992972},{"date":"2023-04-06","current":-3.530845,"twenty":-17.086097,"median":-6.549491,"eighty":6.711652,"marketCap":117234643},{"date":"2023-04-13","current":-3.619783,"twenty":-17.124115,"median":-6.551226,"eighty":6.725111,"marketCap":120187657},{"date":"2023-04-21","current":-3.593102,"twenty":-17.145196,"median":-6.584083,"eighty":6.730432,"marketCap":119301753},{"date":"2023-04-28","current":-3.619783,"twenty":-17.145196,"median":-6.584083,"eighty":6.730432,"marketCap":120187657},{"date":"2023-05-05","current":-3.290712,"twenty":-17.145196,"median":-6.584083,"eighty":6.730432,"marketCap":109261506},{"date":"2023-05-12","current":-3.922173,"twenty":-17.166425,"median":-6.589263,"eighty":6.736949,"marketCap":130227904},{"date":"2023-05-19","current":-3.993323,"twenty":-17.167018,"median":-6.599073,"eighty":6.741735,"marketCap":132590315},{"date":"2023-05-25","current":-3.726509,"twenty":-17.167018,"median":-6.600599,"eighty":6.744821,"marketCap":123731274},{"date":"2023-06-07","current":-5.633447,"twenty":-17.169137,"median":-6.601959,"eighty":6.777259,"marketCap":197401624},{"date":"2023-06-15","current":-5.717907,"twenty":-17.236616,"median":-6.62886,"eighty":6.794372,"marketCap":200361169},{"date":"2023-07-07","current":-5.165945,"twenty":-17.389229,"median":-6.703527,"eighty":6.818872,"marketCap":181019878},{"date":"2023-07-14","current":-5.694474,"twenty":-17.389229,"median":-6.703527,"eighty":6.818872,"marketCap":199540063},{"date":"2023-07-21","current":-6.018411,"twenty":-17.389229,"median":-6.703527,"eighty":6.818872,"marketCap":210891145},{"date":"2023-07-28","current":-7.203339,"twenty":-17.389229,"median":-6.710922,"eighty":6.818872,"marketCap":252412206},{"date":"2023-08-04","current":-8.183675,"twenty":-17.389229,"median":-6.733983,"eighty":6.818872,"marketCap":286764163},{"date":"2023-08-11","current":-9.239489,"twenty":-17.389229,"median":-6.768576,"eighty":6.818872,"marketCap":293159748},{"date":"2023-08-18","current":-8.227727,"twenty":-17.389229,"median":-6.830488,"eighty":6.818872,"marketCap":261057544},{"date":"2023-08-25","current":-8.275451,"twenty":-17.389229,"median":-6.886731,"eighty":6.818872,"marketCap":262571799},{"date":"2023-09-01","current":-8.829057,"twenty":-17.389229,"median":-6.944753,"eighty":6.818872,"marketCap":280137156},{"date":"2023-09-08","current":-7.793433,"twenty":-17.389229,"median":-6.97613,"eighty":6.818872,"marketCap":247277825},{"date":"2023-09-15","current":-7.263689,"twenty":-17.389229,"median":-7.017409,"eighty":6.818872,"marketCap":230469595},{"date":"2023-09-22","current":-7.244599,"twenty":-17.389229,"median":-7.046341,"eighty":6.818872,"marketCap":229863893},{"date":"2023-09-29","current":-7.158695,"twenty":-17.389229,"median":-7.082748,"eighty":6.818872,"marketCap":227138235},{"date":"2023-10-06","current":-6.49055,"twenty":-17.389229,"median":-7.102969,"eighty":6.818872,"marketCap":205938666},{"date":"2023-10-13","current":-6.118298,"twenty":-17.389229,"median":-7.102969,"eighty":6.818872,"marketCap":194127478},{"date":"2023-10-20","current":-5.803315,"twenty":-17.389229,"median":-7.102969,"eighty":6.818872,"marketCap":184133395},{"date":"2023-10-27","current":-5.936944,"twenty":-17.410609,"median":-7.126005,"eighty":6.844169,"marketCap":188373309},{"date":"2023-11-03","current":-9.035498,"twenty":-17.410609,"median":-7.126005,"eighty":6.844169,"marketCap":219869811},{"date":"2023-11-10","current":-9.917619,"twenty":-17.410609,"median":-7.174475,"eighty":6.770307,"marketCap":241335347},{"date":"2023-11-17","current":-11.325522,"twenty":-17.410609,"median":-7.199168,"eighty":6.69542,"marketCap":275595264},{"date":"2023-11-24","current":-11.661924,"twenty":-17.410609,"median":-7.217121,"eighty":6.663021,"marketCap":283781262},{"date":"2023-12-01","current":-11.786517,"twenty":-17.410609,"median":-7.248614,"eighty":6.595989,"marketCap":286813114},{"date":"2023-12-08","current":-12.384565,"twenty":-17.403483,"median":-7.273234,"eighty":6.443988,"marketCap":301365999},{"date":"2023-12-15","current":-13.692793,"twenty":-17.403483,"median":-7.311414,"eighty":6.359138,"marketCap":333200435},{"date":"2023-12-22","current":-13.119665,"twenty":-17.403483,"median":-7.363723,"eighty":6.282001,"marketCap":319253920},{"date":"2023-12-29","current":-14.265922,"twenty":-17.410609,"median":-7.397342,"eighty":6.211035,"marketCap":347146950},{"date":"2024-01-05","current":-14.12887,"twenty":-17.417736,"median":-7.506546,"eighty":6.101501,"marketCap":343811914},{"date":"2024-01-12","current":-12.534077,"twenty":-17.417736,"median":-7.679508,"eighty":6.047506,"marketCap":305004220},{"date":"2024-01-19","current":-12.147838,"twenty":-17.424863,"median":-7.716171,"eighty":6.028222,"marketCap":295605482},{"date":"2024-01-26","current":-24.829691,"twenty":-17.474924,"median":-7.834223,"eighty":5.982712,"marketCap":407256597},{"date":"2024-02-02","current":-24.91782,"twenty":-17.577087,"median":-7.898593,"eighty":5.876263,"marketCap":408702084},{"date":"2024-02-09","current":-24.080617,"twenty":-17.705625,"median":-7.932155,"eighty":5.780614,"marketCap":394970272},{"date":"2024-02-16","current":-31.659511,"twenty":-17.922282,"median":-7.997746,"eighty":-3.321031,"marketCap":519279306},{"date":"2024-02-23","current":-28.729299,"twenty":-18.076905,"median":-8.152271,"eighty":-3.496715,"marketCap":471217964},{"date":"2024-03-01","current":-29.632598,"twenty":-18.239905,"median":-8.255612,"eighty":-3.527945,"marketCap":486033867},{"date":"2024-03-08","current":-31.725606,"twenty":-18.54648,"median":-8.354059,"eighty":-3.576518,"marketCap":520363396},{"date":"2024-03-15","current":-29.874946,"twenty":-18.681879,"median":-8.417479,"eighty":-3.619783,"marketCap":490008865},{"date":"2024-03-22","current":-28.883521,"twenty":-18.760995,"median":-8.522438,"eighty":-3.662473,"marketCap":473747509},{"date":"2024-03-28","current":-29.632598,"twenty":-18.930013,"median":-8.586631,"eighty":-3.70388,"marketCap":486033867},{"date":"2024-04-05","current":-27.958191,"twenty":-19.262502,"median":-8.671157,"eighty":-3.747224,"marketCap":458570243},{"date":"2024-04-12","current":-28.663204,"twenty":-19.369237,"median":-8.829057,"eighty":-3.769301,"marketCap":470133874},{"date":"2024-04-19","current":-25.887214,"twenty":-19.473765,"median":-8.901772,"eighty":-3.799748,"marketCap":424602077},{"date":"2024-04-26","current":-26.129562,"twenty":-19.693244,"median":-8.947292,"eighty":-3.844084,"marketCap":428577075},{"date":"2024-05-03","current":-28.619141,"twenty":-19.746944,"median":-9.027735,"eighty":-3.904197,"marketCap":469411147},{"date":"2024-05-10","current":-30.425738,"twenty":-19.829526,"median":-9.127539,"eighty":-3.975688,"marketCap":499042952},{"date":"2024-05-17","current":-31.307005,"twenty":-20.034788,"median":-9.216599,"eighty":-4.08576,"marketCap":513497490},{"date":"2024-05-24","current":-33.289855,"twenty":-20.196267,"median":-9.284869,"eighty":-4.132861,"marketCap":546020203},{"date":"2024-05-31","current":-56.720177,"twenty":-20.298109,"median":-9.359941,"eighty":-4.167269,"marketCap":630217891},{"date":"2024-06-07","current":-71.718288,"twenty":-20.445964,"median":-9.543948,"eighty":-4.266786,"marketCap":796861896},{"date":"2024-06-14","current":-87.700079,"twenty":-20.941364,"median":-9.611741,"eighty":-4.340182,"marketCap":974435577},{"date":"2024-06-21","current":-81.573726,"twenty":-21.292818,"median":-9.672794,"eighty":-4.499064,"marketCap":906365666},{"date":"2024-06-28","current":-80.815961,"twenty":-21.404363,"median":-9.776084,"eighty":-4.663917,"marketCap":897946144},{"date":"2024-07-05","current":-86.410144,"twenty":-21.654294,"median":-9.937025,"eighty":-4.767085,"marketCap":960103108},{"date":"2024-07-12","current":-96.79934,"twenty":-21.858393,"median":-9.9838,"eighty":-4.806218,"marketCap":1075537470},{"date":"2024-07-15","current":-99.230146,"twenty":-21.876555,"median":-10.036071,"eighty":-4.860289,"marketCap":1102546151},{"date":"2024-08-02","current":-75.488168,"twenty":-22.133155,"median":-10.187578,"eighty":-5.063307,"marketCap":838749035},{"date":"2024-08-09","current":-97.673558,"twenty":-22.561398,"median":-10.314872,"eighty":-5.167306,"marketCap":804537095},{"date":"2024-08-16","current":-101.99965,"twenty":-22.896288,"median":-10.392487,"eighty":-5.256199,"marketCap":840171120},{"date":"2024-08-23","current":-96.015222,"twenty":-23.193631,"median":-10.436301,"eighty":-5.335621,"marketCap":790877385},{"date":"2024-08-30","current":-95.12597,"twenty":-23.385594,"median":-10.536212,"eighty":-5.404635,"marketCap":783552614},{"date":"2024-09-06","current":-90.271133,"twenty":-23.54279,"median":-10.628293,"eighty":-5.438272,"marketCap":743563319},{"date":"2024-09-13","current":-104.210764,"twenty":-23.853034,"median":-10.711534,"eighty":-5.546436,"marketCap":858384066},{"date":"2024-09-20","current":-105.268254,"twenty":-24.107055,"median":-10.871692,"eighty":-5.59558,"marketCap":867094605},{"date":"2024-09-27","current":-106.037337,"twenty":-24.353287,"median":-10.911613,"eighty":-5.649753,"marketCap":873429543},{"date":"2024-10-04","current":-103.393614,"twenty":-24.772376,"median":-11.039283,"eighty":-5.700736,"marketCap":851653195},{"date":"2024-10-11","current":-106.566081,"twenty":-24.91782,"median":-11.130703,"eighty":-5.726713,"marketCap":877784813},{"date":"2024-10-18","current":-118.871412,"twenty":-25.225433,"median":-11.156026,"eighty":-5.774387,"marketCap":979143817},{"date":"2024-10-25","current":-108.825263,"twenty":-25.618919,"median":-11.447393,"eighty":-5.840089,"marketCap":896393693},{"date":"2024-10-31","current":-1070.938136,"twenty":-25.907887,"median":-11.531102,"eighty":-5.927399,"marketCap":926361488},{"date":"2024-11-08","current":-1291.237591,"twenty":-26.194918,"median":-11.661924,"eighty":-5.989495,"marketCap":1116920516},{"date":"2024-11-15","current":-1455.207889,"twenty":-26.807775,"median":-11.996241,"eighty":-6.037405,"marketCap":1258754824},{"date":"2024-11-22","current":-1548.937782,"twenty":-27.26653,"median":-12.11046,"eighty":-6.10263,"marketCap":1339831181},{"date":"2024-11-29","current":-1553.498846,"twenty":-27.589224,"median":-12.169771,"eighty":-6.162652,"marketCap":1343776502},{"date":"2024-12-06","current":-1591.355689,"twenty":-28.037066,"median":-12.292811,"eighty":-6.220344,"marketCap":1376522671},{"date":"2024-12-13","current":-1202.752924,"twenty":-28.37202,"median":-12.380777,"eighty":-6.247734,"marketCap":1040381279},{"date":"2024-12-20","current":-1101.041168,"twenty":-28.694048,"median":-12.434782,"eighty":-6.318875,"marketCap":952400610},{"date":"2024-12-27","current":-1207.770096,"twenty":-28.729299,"median":-12.496699,"eighty":-6.369665,"marketCap":1044721133},{"date":"2025-01-03","current":-1165.352188,"twenty":-28.936397,"median":-12.572447,"eighty":-6.421318,"marketCap":1008029643},{"date":"2025-01-10","current":-1239.013393,"twenty":-29.200777,"median":-12.612587,"eighty":-6.480835,"marketCap":1071746585},{"date":"2025-01-17","current":-1268.432265,"twenty":-29.50922,"median":-12.723014,"eighty":-6.501581,"marketCap":1097193909},{"date":"2025-01-24","current":-1355.548612,"twenty":-29.685474,"median":-12.760472,"eighty":-6.525071,"marketCap":1172549549},{"date":"2025-01-31","current":-1245.626938,"twenty":-29.888165,"median":-12.980288,"eighty":-6.579506,"marketCap":1077467301},{"date":"2025-02-07","current":415.851418,"twenty":-30.183384,"median":-13.03175,"eighty":-6.584849,"marketCap":1351101257},{"date":"2025-02-14","current":384.881175,"twenty":-30.183384,"median":-13.03175,"eighty":-6.540136,"marketCap":1250478938},{"date":"2025-02-21","current":350.145922,"twenty":-30.183384,"median":-13.03175,"eighty":-6.503367,"marketCap":1137624102},{"date":"2025-02-28","current":268.651675,"twenty":-30.183384,"median":-13.03175,"eighty":-6.483289,"marketCap":872849293},{"date":"2025-03-07","current":232.823355,"twenty":-30.194402,"median":-13.032449,"eighty":-6.434728,"marketCap":756443081},{"date":"2025-03-14","current":226.386403,"twenty":-30.194402,"median":-13.032449,"eighty":-6.381627,"marketCap":735529423},{"date":"2025-03-21","current":243.754029,"twenty":-30.194402,"median":-13.032449,"eighty":-6.374049,"marketCap":791956841},{"date":"2025-03-28","current":235.61675,"twenty":-30.194402,"median":-13.032449,"eighty":-6.365901,"marketCap":765518820},{"date":"2025-04-04","current":202.460372,"twenty":-30.194402,"median":-13.032449,"eighty":-6.322168,"marketCap":657793749},{"date":"2025-04-11","current":212.055075,"twenty":-30.183384,"median":-13.03175,"eighty":-6.233773,"marketCap":688966938},{"date":"2025-04-17","current":220.799614,"twenty":-30.183384,"median":-13.03175,"eighty":-6.214751,"marketCap":717377945},{"date":"2025-04-25","current":244.482741,"twenty":-30.194402,"median":-13.032449,"eighty":-6.182539,"marketCap":794324425},{"date":"2025-05-02","current":246.425972,"twenty":-30.194402,"median":-13.032449,"eighty":-6.095336,"marketCap":800637982},{"date":"2025-05-09","current":259.785684,"twenty":-30.194402,"median":-13.032449,"eighty":-5.997952,"marketCap":844043688},{"date":"2025-05-16","current":285.654946,"twenty":-30.194402,"median":-13.032449,"eighty":-5.927399,"marketCap":928092920},{"date":"2025-05-23","current":164.938199,"twenty":-30.194402,"median":-13.032449,"eighty":-5.817341,"marketCap":995072156},{"date":"2025-05-30","current":183.599329,"twenty":-30.194402,"median":-13.032449,"eighty":-5.767407,"marketCap":1107654754},{"date":"2025-06-06","current":208.611791,"twenty":-30.194402,"median":-13.032449,"eighty":-5.72004,"marketCap":1258554938},{"date":"2025-06-13","current":211.287333,"twenty":-30.194402,"median":-13.032449,"eighty":-5.683996,"marketCap":1274696477},{"date":"2025-06-20","current":222.852838,"twenty":-30.205421,"median":-13.037343,"eighty":-5.649753,"marketCap":1344471173},{"date":"2025-06-27","current":265.139218,"twenty":-30.205421,"median":-13.037343,"eighty":-5.58721,"marketCap":1599584905},{"date":"2025-07-03","current":288.414799,"twenty":-30.205421,"median":-13.037343,"eighty":-5.560881,"marketCap":1740006481},{"date":"2025-07-11","current":287.077537,"twenty":-30.205421,"median":-13.037343,"eighty":-5.421224,"marketCap":1731938782},{"date":"2025-07-18","current":299.112892,"twenty":-30.205421,"median":-13.037343,"eighty":-5.336438,"marketCap":1804548075},{"date":"2025-07-25","current":310.89525,"twenty":-30.205421,"median":-13.037343,"eighty":-5.262858,"marketCap":1875631046},{"date":"2025-08-01","current":168.012476,"twenty":-30.205421,"median":-13.03105,"eighty":-5.167307,"marketCap":2567398643},{"date":"2025-08-08","current":160.476296,"twenty":-30.205421,"median":-12.760472,"eighty":-5.065734,"marketCap":2452238281},{"date":"2025-08-15","current":154.151816,"twenty":-30.205421,"median":-12.665138,"eighty":-5.007218,"marketCap":2355593900},{"date":"2025-08-22","current":143.601164,"twenty":-30.205421,"median":-12.553262,"eighty":-4.926077,"marketCap":2194369394},{"date":"2025-08-29","current":159.116828,"twenty":-30.205421,"median":-12.471142,"eighty":-4.767085,"marketCap":2431464255},{"date":"2025-09-05","current":143.423843,"twenty":-30.21864,"median":-12.334727,"eighty":-4.715501,"marketCap":2191659738},{"date":"2025-09-12","current":161.717549,"twenty":-30.205421,"median":-12.277665,"eighty":-4.580315,"marketCap":2471205870},{"date":"2025-09-19","current":190.591461,"twenty":-30.205421,"median":-12.153212,"eighty":-4.366864,"marketCap":2912428117},{"date":"2025-09-26","current":171.278154,"twenty":-30.205421,"median":-12.0103,"eighty":-4.310731,"marketCap":2617301466},{"date":"2025-10-03","current":175.105351,"twenty":-30.205421,"median":-11.661924,"eighty":-4.195639,"marketCap":2675784865},{"date":"2025-10-10","current":176.716024,"twenty":-30.205421,"median":-11.531102,"eighty":-4.132861,"marketCap":2700397570},{"date":"2025-10-17","current":186.335736,"twenty":-30.205421,"median":-11.384119,"eighty":-4.091009,"marketCap":2847396384},{"date":"2025-10-24","current":167.066759,"twenty":-30.205421,"median":-11.148963,"eighty":-3.975917,"marketCap":2552947146},{"date":"2025-10-31","current":174.13008,"twenty":-30.205421,"median":-11.081495,"eighty":-3.922173,"marketCap":2660881759},{"date":"2025-11-07","current":109.058184,"twenty":-30.205421,"median":-10.963131,"eighty":-3.850362,"marketCap":1651577137},{"date":"2025-11-14","current":100.345464,"twenty":-30.205421,"median":-10.780914,"eighty":-3.798047,"marketCap":1519631714},{"date":"2025-11-21","current":88.857803,"twenty":-30.205421,"median":-10.656792,"eighty":-3.766658,"marketCap":1345662576},{"date":"2025-11-28","current":92.766592,"twenty":-30.205421,"median":-10.486909,"eighty":-3.75319,"marketCap":1404857270},{"date":"2025-12-05","current":98.495503,"twenty":-30.205421,"median":-10.382368,"eighty":-3.70388,"marketCap":1491615904},{"date":"2025-12-12","current":96.197971,"twenty":-30.205421,"median":-10.217223,"eighty":-3.673146,"marketCap":1456822077},{"date":"2025-12-19","current":91.274688,"twenty":-29.874946,"median":-10.083662,"eighty":-3.619783,"marketCap":1382263875},{"date":"2025-12-26","current":93.512544,"twenty":-29.720724,"median":-9.944596,"eighty":-3.593102,"marketCap":1416153967},{"date":"2026-01-02","current":85.873995,"twenty":-29.544471,"median":-9.7754,"eighty":-3.548633,"marketCap":1300475787},{"date":"2026-01-09","current":91.24485,"twenty":-29.236028,"median":-9.655974,"eighty":-3.505085,"marketCap":1381812007},{"date":"2026-01-16","current":92.736754,"twenty":-28.883521,"median":-9.473759,"eighty":-3.442307,"marketCap":1404405402},{"date":"2026-01-23","current":98.764046,"twenty":-28.729299,"median":-9.304274,"eighty":86.649786,"marketCap":1495682715},{"date":"2026-01-30","current":93.840763,"twenty":-28.663204,"median":-9.216599,"eighty":90.916631,"marketCap":1421124514},{"date":"2026-02-06","current":9.468819,"twenty":-28.266634,"median":-9.111927,"eighty":90.916631,"marketCap":1235538795},{"date":"2026-02-13","current":11.658141,"twenty":-27.848032,"median":-8.962522,"eighty":90.916631,"marketCap":1521212505},{"date":"2026-02-20","current":12.325884,"twenty":-27.209114,"median":-8.919115,"eighty":90.916631,"marketCap":1608342987},{"date":"2026-02-27","current":12.639687,"twenty":-26.173625,"median":-8.813064,"eighty":90.916631,"marketCap":1649289552},{"date":"2026-03-06","current":11.253116,"twenty":-25.80414,"median":-8.647704,"eighty":90.916631,"marketCap":1468362869},{"date":"2026-03-13","current":10.676595,"twenty":-25.384206,"median":-8.543321,"eighty":90.916631,"marketCap":1393135459},{"date":"2026-03-20","current":11.191085,"twenty":-24.91782,"median":-8.345671,"eighty":90.916631,"marketCap":1460268780},{"date":"2026-03-27","current":11.7895,"twenty":-24.502078,"median":-8.235702,"eighty":90.916631,"marketCap":1538352928},{"date":"2026-04-02","current":11.913562,"twenty":-24.330919,"median":-8.00297,"eighty":90.916631,"marketCap":1554541105},{"date":"2026-04-10","current":13.190666,"twenty":-24.041266,"median":-7.932155,"eighty":90.916631,"marketCap":1721184102},{"date":"2026-04-17","current":13.854761,"twenty":-23.33154,"median":-7.847563,"eighty":90.916631,"marketCap":1807838461},{"date":"2026-04-24","current":16.839537,"twenty":-23.33154,"median":-7.747091,"eighty":90.916631,"marketCap":2197306952},{"date":"2026-05-01","current":19.536052,"twenty":-22.863491,"median":-7.631315,"eighty":90.916631,"marketCap":2549161738},{"date":"2026-05-08","current":19.419288,"twenty":-22.863491,"median":-7.441606,"eighty":90.916631,"marketCap":2533925807},{"date":"2026-05-15","current":19.959321,"twenty":-22.863491,"median":-7.366203,"eighty":90.916631,"marketCap":2604391989},{"date":"2026-05-22","current":18.032717,"twenty":-22.863491,"median":-7.314691,"eighty":90.916631,"marketCap":2352999124},{"date":"2026-05-29","current":18.295898,"twenty":-22.957101,"median":-7.273234,"eighty":90.982275,"marketCap":2448155861},{"date":"2026-06-05","current":16.538665,"twenty":-22.863491,"median":-7.248614,"eighty":90.916631,"marketCap":2213022248},{"date":"2026-06-12","current":14.082816,"twenty":-22.863491,"median":-7.212915,"eighty":90.916631,"marketCap":1884407521},{"date":"2026-06-18","current":14.303807,"twenty":-22.863491,"median":-7.194998,"eighty":90.916631,"marketCap":1913978077},{"date":"2026-06-26","current":14.357272,"twenty":-22.957101,"median":-7.158695,"eighty":90.982275,"marketCap":1921132244},{"date":"2026-07-02","current":14.228955,"twenty":-22.785154,"median":-7.076073,"eighty":90.982275,"marketCap":1903962244},{"date":"2026-07-10","current":13.248754,"twenty":-22.785154,"median":-7.043602,"eighty":90.982275,"marketCap":1772802520},{"date":"2026-07-17","current":11.794492,"twenty":-22.785154,"median":-6.965138,"eighty":90.982275,"marketCap":1578209185},{"date":"2026-07-24","current":11.951783,"twenty":-22.785154,"median":-6.906665,"eighty":90.982275,"marketCap":1599256131},{"date":"2026-07-31","current":10.666061,"twenty":-22.921751,"median":-6.85619,"eighty":91.047919,"marketCap":1427214941},{"date":"2026-08-07","current":11.674244,"twenty":-22.921751,"median":-6.735767,"eighty":91.047919,"marketCap":1594409900},{"date":"2026-08-14","current":11.176364,"twenty":-22.921751,"median":-6.608307,"eighty":91.047919,"marketCap":1526411925},{"date":"2026-08-21","current":10.658513,"twenty":-22.921751,"median":-6.594251,"eighty":91.047919,"marketCap":1455686397}],"updateTime":1787422757511},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AMSC\",pageSize:20,pageCount:5,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"15663717","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522287748-AMSC","pdf_url":"","pub_time":1668614400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","symbol":"AMSC","title":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/0001193125-22-287748-index.htm","us_notice_code":"Form S-8 POS","us_title_en":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8 POS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/d407843ds8pos.htm","primary":true,"translateUrl":"","linkName":"d407843ds8pos.htm","type":"S-8 POS","id":"NTFILEEqPHSM3hh3R4mph9","market":"us","size":60355},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/d407843dex51.htm","primary":false,"translateUrl":"","linkName":"d407843dex51.htm","type":"EX-5.1","id":"NTFILE8CGZYToz3ZwEzRTc","market":"us","size":12530},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/d407843dex232.htm","primary":false,"translateUrl":"","linkName":"d407843dex232.htm","type":"EX-23.2","id":"NTFILE7VvsRxLfwcvdX3CG","market":"us","size":1962},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/g407843g1031090505421.jpg","primary":false,"translateUrl":"","linkName":"g407843g1031090505421.jpg","type":"GRAPHIC","id":"NTFILE388HLYV6C5fcKbfY","market":"us","size":1785},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287748/g407843g52a50.jpg","primary":false,"translateUrl":"","linkName":"g407843g52a50.jpg","type":"GRAPHIC","id":"NTFILEAfX6g2wAnpn8DwXN","market":"us","size":3058}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-11-17 00:00","pubTimestamp":1668614400,"title_zh":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15663716","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522287752-AMSC","pdf_url":"","pub_time":1668614400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","symbol":"AMSC","title":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/0001193125-22-287752-index.htm","us_notice_code":"Form S-8 POS","us_title_en":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8 POS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/d407843ds8pos.htm","primary":true,"translateUrl":"","linkName":"d407843ds8pos.htm","type":"S-8 POS","id":"NTFILEAu65YHsbjwTYVcbM","market":"us","size":60355},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/d407843dex51.htm","primary":false,"translateUrl":"","linkName":"d407843dex51.htm","type":"EX-5.1","id":"NTFILE3Rc9G7zCTnxsq2wz","market":"us","size":12530},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/d407843dex232.htm","primary":false,"translateUrl":"","linkName":"d407843dex232.htm","type":"EX-23.2","id":"NTFILE4cUqG34D5d9ADPEt","market":"us","size":1962},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/g407843g1031090505421.jpg","primary":false,"translateUrl":"","linkName":"g407843g1031090505421.jpg","type":"GRAPHIC","id":"NTFILE3bbasqPJCrKQk1dJ","market":"us","size":1785},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287752/g407843g52a50.jpg","primary":false,"translateUrl":"","linkName":"g407843g52a50.jpg","type":"GRAPHIC","id":"NTFILEHvzwNAH6CWvE9rAm","market":"us","size":3058}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-11-17 00:00","pubTimestamp":1668614400,"title_zh":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15663715","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522287767-AMSC","pdf_url":"","pub_time":1668614400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","symbol":"AMSC","title":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/0001193125-22-287767-index.htm","us_notice_code":"Form S-8 POS","us_title_en":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8 POS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/d407843ds8pos.htm","primary":true,"translateUrl":"","linkName":"d407843ds8pos.htm","type":"S-8 POS","id":"NTFILE3379kq4v62XKzW4E","market":"us","size":60355},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/d407843dex51.htm","primary":false,"translateUrl":"","linkName":"d407843dex51.htm","type":"EX-5.1","id":"NTFILE3Csd4viKH6Vybuqv","market":"us","size":12530},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/d407843dex232.htm","primary":false,"translateUrl":"","linkName":"d407843dex232.htm","type":"EX-23.2","id":"NTFILE4PniXjR2e1RGw3ig","market":"us","size":1962},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/g407843g1031090505421.jpg","primary":false,"translateUrl":"","linkName":"g407843g1031090505421.jpg","type":"GRAPHIC","id":"NTFILEF5o9JB73m2jiwpvM","market":"us","size":1785},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287767/g407843g52a50.jpg","primary":false,"translateUrl":"","linkName":"g407843g52a50.jpg","type":"GRAPHIC","id":"NTFILEHKELZP5cAw3vyPh9","market":"us","size":3058}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-11-17 00:00","pubTimestamp":1668614400,"title_zh":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15663714","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522287772-AMSC","pdf_url":"","pub_time":1668614400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","symbol":"AMSC","title":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/0001193125-22-287772-index.htm","us_notice_code":"Form S-8 POS","us_title_en":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8 POS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/d407843ds8pos.htm","primary":true,"translateUrl":"","linkName":"d407843ds8pos.htm","type":"S-8 POS","id":"NTFILE5Yem25c4enbXKCh2","market":"us","size":60355},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/d407843dex51.htm","primary":false,"translateUrl":"","linkName":"d407843dex51.htm","type":"EX-5.1","id":"NTFILECEnik4cnBSFqRRZH","market":"us","size":12530},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/d407843dex232.htm","primary":false,"translateUrl":"","linkName":"d407843dex232.htm","type":"EX-23.2","id":"NTFILEraFFGCnvt3mTT3Yw","market":"us","size":1962},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/g407843g1031090505421.jpg","primary":false,"translateUrl":"","linkName":"g407843g1031090505421.jpg","type":"GRAPHIC","id":"NTFILEFv8TGd632NyeEiD5","market":"us","size":1785},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287772/g407843g52a50.jpg","primary":false,"translateUrl":"","linkName":"g407843g52a50.jpg","type":"GRAPHIC","id":"NTFILEFF9PmWprWsQjN91J","market":"us","size":3058}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-11-17 00:00","pubTimestamp":1668614400,"title_zh":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15663713","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522287778-AMSC","pdf_url":"","pub_time":1668614400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","symbol":"AMSC","title":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/0001193125-22-287778-index.htm","us_notice_code":"Form S-8 POS","us_title_en":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8 POS","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/d407843ds8pos.htm","primary":true,"translateUrl":"","linkName":"d407843ds8pos.htm","type":"S-8 POS","id":"NTFILECUCGtWgahTnx2jru","market":"us","size":60355},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/d407843dex51.htm","primary":false,"translateUrl":"","linkName":"d407843dex51.htm","type":"EX-5.1","id":"NTFILEGJvxTnaFkWJuYtPx","market":"us","size":12530},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/d407843dex232.htm","primary":false,"translateUrl":"","linkName":"d407843dex232.htm","type":"EX-23.2","id":"NTFILE3V43nkQwqvADDqhd","market":"us","size":1962},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/g407843g1031090505421.jpg","primary":false,"translateUrl":"","linkName":"g407843g1031090505421.jpg","type":"GRAPHIC","id":"NTFILEERUY3TQdiyjbCr3e","market":"us","size":1785},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522287778/g407843g52a50.jpg","primary":false,"translateUrl":"","linkName":"g407843g52a50.jpg","type":"GRAPHIC","id":"NTFILE8Z4e2i5szZHTAeA4","market":"us","size":3058}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-11-17 00:00","pubTimestamp":1668614400,"title_zh":"S-8 POS  - Securities to be offered to employees in employee benefit plans, post-effective amendments","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15614553","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922025365-AMSC","pdf_url":"","pub_time":1667232000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/0001437749-22-025365-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/ex_411495.htm","primary":true,"translateUrl":"","linkName":"ex_411495.htm","type":"EX-99.1","id":"NTFILEGZehDZu6SUXEGiEf","market":"us","size":252086},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/amsc20220811_8k.htm","primary":false,"translateUrl":"","linkName":"amsc20220811_8k.htm","type":"8-K","id":"NTFILE7N77TFjCsnLBAFny","market":"us","size":31824},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/ex_151959img001.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img001.jpg","type":"GRAPHIC","id":"NTFILE4fELEYaNcd2Q2rM4","market":"us","size":13598},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/ex_151959img002.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img002.jpg","type":"GRAPHIC","id":"NTFILE5mVk6MjVan6riM3T","market":"us","size":3879},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025365/ex_151959img003.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img003.jpg","type":"GRAPHIC","id":"NTFILE9H2PWfD8wswEVMgP","market":"us","size":7972}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-11-01 00:00","pubTimestamp":1667232000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15614552","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922025367-AMSC","pdf_url":"","pub_time":1667232000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AMSC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/0001437749-22-025367-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/amsc20220930_10q.htm","primary":true,"translateUrl":"","linkName":"amsc20220930_10q.htm","type":"10-Q","id":"NTFILED3CUSMW9eeyyxHp7","market":"us","size":1571545},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/ex_411477.htm","primary":false,"translateUrl":"","linkName":"ex_411477.htm","type":"EX-31.1","id":"NTFILEBugzqqpq1BUTnk3L","market":"us","size":12832},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/ex_411478.htm","primary":false,"translateUrl":"","linkName":"ex_411478.htm","type":"EX-31.2","id":"NTFILE4ZbWcDeFatqRWqRW","market":"us","size":13510},{"description":"EXHIBIT 32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/ex_411479.htm","primary":false,"translateUrl":"","linkName":"ex_411479.htm","type":"EX-32.1","id":"NTFILE8P4AxoHi8uNh1Z1Q","market":"us","size":7039},{"description":"EXHIBIT 32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922025367/ex_411480.htm","primary":false,"translateUrl":"","linkName":"ex_411480.htm","type":"EX-32.2","id":"NTFILEDQEGGKLN37F3N6ft","market":"us","size":6832}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2022-11-01 00:00","pubTimestamp":1667232000,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15289608","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522216467-AMSC","pdf_url":"","pub_time":1660060800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8  - Securities to be offered to employees in employee benefit plans","symbol":"AMSC","title":"S-8  - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/0001193125-22-216467-index.htm","us_notice_code":"Form S-8","us_title_en":"S-8  - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/d278070ds8.htm","primary":true,"translateUrl":"","linkName":"d278070ds8.htm","type":"S-8","id":"NTFILE8nHtD5Vq48g2xgab","market":"us","size":56632},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/d278070dex51.htm","primary":false,"translateUrl":"","linkName":"d278070dex51.htm","type":"EX-5.1","id":"NTFILEHLtZpGK15rPJq2q7","market":"us","size":11906},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/d278070dex232.htm","primary":false,"translateUrl":"","linkName":"d278070dex232.htm","type":"EX-23.2","id":"NTFILEGAEAqY58F1XkxjRT","market":"us","size":1486},{"description":"EX-FILING FEES","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/d278070dexfilingfees.htm","primary":false,"translateUrl":"","linkName":"d278070dexfilingfees.htm","type":"EX-FILING FEES","id":"NTFILE7YDNfupoAh3r2nVP","market":"us","size":14453},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/g278070g54u65.jpg","primary":false,"translateUrl":"","linkName":"g278070g54u65.jpg","type":"GRAPHIC","id":"NTFILE559cRvB7K2rsRXGM","market":"us","size":3066},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216467/g278070g76f69.jpg","primary":false,"translateUrl":"","linkName":"g278070g76f69.jpg","type":"GRAPHIC","id":"NTFILE8w7JnLLtRGcCynGa","market":"us","size":2229}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-08-10 00:00","pubTimestamp":1660060800,"title_zh":"S-8  - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15289607","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522216468-AMSC","pdf_url":"","pub_time":1660060800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8  - Securities to be offered to employees in employee benefit plans","symbol":"AMSC","title":"S-8  - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/0001193125-22-216468-index.htm","us_notice_code":"Form S-8","us_title_en":"S-8  - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/d276986ds8.htm","primary":true,"translateUrl":"","linkName":"d276986ds8.htm","type":"S-8","id":"NTFILEAWfiM3YcCRXZDqCN","market":"us","size":30899},{"description":"EX-5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/d276986dex51.htm","primary":false,"translateUrl":"","linkName":"d276986dex51.htm","type":"EX-5.1","id":"NTFILEkATztK8dphfCd6ZM","market":"us","size":11733},{"description":"EX-23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/d276986dex232.htm","primary":false,"translateUrl":"","linkName":"d276986dex232.htm","type":"EX-23.2","id":"NTFILEYhLNpeRfG9DF6kU8","market":"us","size":1485},{"description":"EX-FILING FEES","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/d276986dexfilingfees.htm","primary":false,"translateUrl":"","linkName":"d276986dexfilingfees.htm","type":"EX-FILING FEES","id":"NTFILEHXr1LL4vrqDYZek1","market":"us","size":15106},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/g276986g33a68.jpg","primary":false,"translateUrl":"","linkName":"g276986g33a68.jpg","type":"GRAPHIC","id":"NTFILEBccNDRFFkBgEdTpt","market":"us","size":1311},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522216468/g276986g96p92.jpg","primary":false,"translateUrl":"","linkName":"g276986g96p92.jpg","type":"GRAPHIC","id":"NTFILE6ZpanEAvwFGx87VH","market":"us","size":1897}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-08-10 00:00","pubTimestamp":1660060800,"title_zh":"S-8  - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15263411","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522213651-AMSC","pdf_url":"","pub_time":1659628800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/0001193125-22-213651-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722dex101.htm","primary":true,"translateUrl":"","linkName":"d381722dex101.htm","type":"EX-10.1","id":"NTFILE6Rki9YXTwJ7686He","market":"us","size":60588},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722d8k.htm","primary":false,"translateUrl":"","linkName":"d381722d8k.htm","type":"8-K","id":"NTFILE2xtZzJfGcgtKuW5D","market":"us","size":42054},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722dex102.htm","primary":false,"translateUrl":"","linkName":"d381722dex102.htm","type":"EX-10.2","id":"NTFILE5EKZ5pLmeYsQGWVQ","market":"us","size":31790},{"description":"EX-10.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722dex103.htm","primary":false,"translateUrl":"","linkName":"d381722dex103.htm","type":"EX-10.3","id":"NTFILE33a3JLbkRpAqTy5p","market":"us","size":33439},{"description":"EX-10.4","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722dex104.htm","primary":false,"translateUrl":"","linkName":"d381722dex104.htm","type":"EX-10.4","id":"NTFILEAkQMSG8WyFY1VnTo","market":"us","size":33374},{"description":"EX-10.5","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522213651/d381722dex105.htm","primary":false,"translateUrl":"","linkName":"d381722dex105.htm","type":"EX-10.5","id":"NTFILE25iFvn16HgxX6AZZ","market":"us","size":41814}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-08-05 00:00","pubTimestamp":1659628800,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15263413","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922018628-AMSC","pdf_url":"","pub_time":1659456000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/0001437749-22-018628-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/ex_384646.htm","primary":true,"translateUrl":"","linkName":"ex_384646.htm","type":"EX-99.1","id":"NTFILE77oqrCjNBDX9yjYx","market":"us","size":206562},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/amsc20220607_8k.htm","primary":false,"translateUrl":"","linkName":"amsc20220607_8k.htm","type":"8-K","id":"NTFILEDS6QkwYuTnJynt1k","market":"us","size":31736},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/ex_151959img001.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img001.jpg","type":"GRAPHIC","id":"NTFILEFkAPnZ28vYgRAq6B","market":"us","size":13598},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/ex_151959img002.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img002.jpg","type":"GRAPHIC","id":"NTFILE5UsQ9BhrreqRs6h7","market":"us","size":3879},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018628/ex_151959img003.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img003.jpg","type":"GRAPHIC","id":"NTFILEHjUnmZRd1qL4oDDd","market":"us","size":7972}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-08-03 00:00","pubTimestamp":1659456000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15263412","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922018630-AMSC","pdf_url":"","pub_time":1659456000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AMSC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/0001437749-22-018630-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/amsc20220630_10q.htm","primary":true,"translateUrl":"","linkName":"amsc20220630_10q.htm","type":"10-Q","id":"NTFILEDRVv8Bv4sYzVvrk4","market":"us","size":1271056},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/ex_384636.htm","primary":false,"translateUrl":"","linkName":"ex_384636.htm","type":"EX-31.1","id":"NTFILE9svYHSN8xFfmon4K","market":"us","size":12789},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/ex_384637.htm","primary":false,"translateUrl":"","linkName":"ex_384637.htm","type":"EX-31.2","id":"NTFILEBwKy5PgK4UKfzu4L","market":"us","size":13507},{"description":"EXHIBIT 32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/ex_384638.htm","primary":false,"translateUrl":"","linkName":"ex_384638.htm","type":"EX-32.1","id":"NTFILE6tTyjXxt9FDiM6sj","market":"us","size":6958},{"description":"EXHIBIT 32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922018630/ex_384639.htm","primary":false,"translateUrl":"","linkName":"ex_384639.htm","type":"EX-32.2","id":"NTFILECVAYgdTZ8kqZ98Ju","market":"us","size":6862}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2022-08-03 00:00","pubTimestamp":1659456000,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15004021","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922014780-AMSC","pdf_url":"","pub_time":1654790400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014780/0001437749-22-014780-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014780/ex_385686.htm","primary":true,"translateUrl":"","linkName":"ex_385686.htm","type":"EX-10.1","id":"NTFILEH87eerQvxRmdsS31","market":"us","size":10040},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014780/amsc20220609_8k.htm","primary":false,"translateUrl":"","linkName":"amsc20220609_8k.htm","type":"8-K","id":"NTFILEAFjgQD5FS1JohKy5","market":"us","size":42628}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-06-10 00:00","pubTimestamp":1654790400,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14967463","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922014033-AMSC","pdf_url":"","pub_time":1654012800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/0001437749-22-014033-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/ex_349845.htm","primary":true,"translateUrl":"","linkName":"ex_349845.htm","type":"EX-99.1","id":"NTFILEERtycmMNdN6ZSdTm","market":"us","size":260513},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/amsc20220322b_8k.htm","primary":false,"translateUrl":"","linkName":"amsc20220322b_8k.htm","type":"8-K","id":"NTFILE4hgmQJvMrJqQtTP3","market":"us","size":32470},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/ex_151959img001.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img001.jpg","type":"GRAPHIC","id":"NTFILECm5vurP7GTcoXi6S","market":"us","size":13598},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/ex_151959img002.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img002.jpg","type":"GRAPHIC","id":"NTFILEHuAdTxeHPAB1REwv","market":"us","size":3879},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014033/ex_151959img003.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img003.jpg","type":"GRAPHIC","id":"NTFILE5HG8tbnc7aBvF7r2","market":"us","size":7972}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-06-01 00:00","pubTimestamp":1654012800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14967462","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922014035-AMSC","pdf_url":"","pub_time":1654012800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"AMSC","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/0001437749-22-014035-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/amsc20220331_10k.htm","primary":true,"translateUrl":"","linkName":"amsc20220331_10k.htm","type":"10-K","id":"NTFILEgEjPK7qRqaypEcvG","market":"us","size":1966735},{"description":"EXHIBIT 21.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332155.htm","primary":false,"translateUrl":"","linkName":"ex_332155.htm","type":"EX-21.1","id":"NTFILEFj49v2AnmjgmdzGm","market":"us","size":3109},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332156.htm","primary":false,"translateUrl":"","linkName":"ex_332156.htm","type":"EX-23.1","id":"NTFILEBTkiweC5E3kLZJwy","market":"us","size":2767},{"description":"EXHIBIT 31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332157.htm","primary":false,"translateUrl":"","linkName":"ex_332157.htm","type":"EX-31.1","id":"NTFILEGta2eyF99zZqBnCg","market":"us","size":13368},{"description":"EXHIBIT 31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332158.htm","primary":false,"translateUrl":"","linkName":"ex_332158.htm","type":"EX-31.2","id":"NTFILE8GRDnijiMBPFn4qn","market":"us","size":15177},{"description":"EXHIBIT 32.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332159.htm","primary":false,"translateUrl":"","linkName":"ex_332159.htm","type":"EX-32.1","id":"NTFILEHWkMEHmRKMfBfBHz","market":"us","size":7023},{"description":"EXHIBIT 32.2","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/ex_332160.htm","primary":false,"translateUrl":"","linkName":"ex_332160.htm","type":"EX-32.2","id":"NTFILE4eAiD2ebXtzGPgMx","market":"us","size":6959},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922014035/graph01.jpg","primary":false,"translateUrl":"","linkName":"graph01.jpg","type":"GRAPHIC","id":"NTFILEEad6pxVJcdXUuFdy","market":"us","size":57393}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2022-06-01 00:00","pubTimestamp":1654012800,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14248353","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522039174-AMSC","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"AMSC","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000119312522039174/0001193125-22-039174-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000119312522039174/d305108dsc13g.htm","primary":true,"translateUrl":"","linkName":"d305108dsc13g.htm","type":"SC 13G","id":"NTFILE7WCFDk99vG5ttU13","market":"us","size":40508}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14168210","market":"us","labels":[],"media":"sec.gov","original_id":"AN91420822000128-AMSC","pdf_url":"","pub_time":1644336000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"AMSC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000091420822000128/0000914208-22-000128-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SEC SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000091420822000128/SEC13G_Filing.htm","primary":true,"translateUrl":"","linkName":"SEC13G_Filing.htm","type":"SC 13G/A","id":"NTFILE7ufYctmRbbxrzFRQ","market":"us","size":16365}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-09 00:00","pubTimestamp":1644336000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14168212","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922002207-AMSC","pdf_url":"","pub_time":1643731200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AMSC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/0001437749-22-002207-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/ex_313570.htm","primary":true,"translateUrl":"","linkName":"ex_313570.htm","type":"EX-99.1","id":"NTFILE77QaAMy7MkA5dyRZ","market":"us","size":247475},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/amsc20211205_8k.htm","primary":false,"translateUrl":"","linkName":"amsc20211205_8k.htm","type":"8-K","id":"NTFILEGx4nUxcmKZvAuBjU","market":"us","size":31870},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/ex_151959img001.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img001.jpg","type":"GRAPHIC","id":"NTFILE399EFTFw2ayWXnJA","market":"us","size":13598},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/ex_151959img002.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img002.jpg","type":"GRAPHIC","id":"NTFILEAzU7Gs8hofB3jgPX","market":"us","size":3879},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002207/ex_151959img003.jpg","primary":false,"translateUrl":"","linkName":"ex_151959img003.jpg","type":"GRAPHIC","id":"NTFILEFLv52UW75Trz8xT5","market":"us","size":7972}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-02-02 00:00","pubTimestamp":1643731200,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14168211","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922002208-AMSC","pdf_url":"","pub_time":1643731200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AMSC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/0001437749-22-002208-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/amsc20211231_10q.htm","primary":true,"translateUrl":"","linkName":"amsc20211231_10q.htm","type":"10-Q","id":"NTFILECvV7dXD4udEbxa6R","market":"us","size":1649017},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/ex_313565.htm","primary":false,"translateUrl":"","linkName":"ex_313565.htm","type":"EX-31.1","id":"NTFILEGEYjvgL3CLCQN1sm","market":"us","size":12792},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/ex_313566.htm","primary":false,"translateUrl":"","linkName":"ex_313566.htm","type":"EX-31.2","id":"NTFILE7tXJzZ9RVkjmUTZT","market":"us","size":13509},{"description":"EXHIBIT 32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/ex_313567.htm","primary":false,"translateUrl":"","linkName":"ex_313567.htm","type":"EX-32.1","id":"NTFILE2G9MhkC8QpFsy8Ty","market":"us","size":6964},{"description":"EXHIBIT 32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000143774922002208/ex_313568.htm","primary":false,"translateUrl":"","linkName":"ex_313568.htm","type":"EX-32.2","id":"NTFILE8pfu8MhR9dYHTyP6","market":"us","size":6868}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2022-02-02 00:00","pubTimestamp":1643731200,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13593073","market":"us","labels":[],"media":"sec.gov","original_id":"AN120919121062400-AMSC","pdf_url":"","pub_time":1635782400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"AMSC","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/880807/000120919121062400/0001209191-21-062400-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4 SUBMISSION","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/880807/000120919121062400/xslF345X03/doc4.xml","primary":true,"translateUrl":"","linkName":"doc4.html","type":"4","id":"NTFILE4Dt99myCaq6oFJbG","market":"us","size":0}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-02 00:00","pubTimestamp":1635782400,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":9,"pageCount":5,"totalSize":174,"code":"91000000","status":"200"}]}}