US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Alcoa

49.95

-0.3700-0.74%

Post-market: 49.990.0412+0.08%16:58 EDT

Volume:3.30M

Turnover:165.30M

Market Cap:13.18B

PE:10.35

High:51.08

Open:50.50

Low:49.62

Close:50.32

52wk High:84.38

52wk Low:30.21

Shares:263.84M

Float Shares:262.67M

Volume Ratio:0.88

T/O Rate:1.26%

Dividend:0.40

Dividend Rate:0.80%

EPS(TTM):4.82

EPS(LYR):4.37

ROE:18.23%

ROA:6.49%

PB:1.79

PE(LYR):11.43

Loading ...

Overview Company News Filings

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Correspondence

CORRESP [Cover] - Correspondence

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

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

Employee Stock Ownership

11-K - Annual report of employee stock purchase, savings and similar plans

Major Issues Report

8-K - Current report

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

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

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://sg.tigeractivity.com/stock/AA/filings?page=7"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"AA","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AA\",,,,,undefined,":{"symbol":"AA","market":"US","secType":"STK","nameCN":"Alcoa","latestPrice":49.95,"timestamp":1788206400000,"preClose":50.32,"halted":0,"volume":3303573,"hourTrading":{"tag":"盘后","latestPrice":49.9912,"preClose":49.95,"latestTime":"16:58 EDT","volume":175635,"amount":8772972.46524,"timestamp":1788209931833,"change":0.0412,"changeRate":0.000825,"amplitude":0.005205},"delay":0,"changeRate":-0.007352941176470537,"floatShares":262672575,"shares":263839742,"eps":4.823919,"marketStatus":"Post-Mkt","change":-0.37,"latestTime":"08-31 17:01:33 EDT","open":50.5,"high":51.0799,"low":49.62,"amount":165303855.4167,"amplitude":0.029012,"askPrice":50.1,"askSize":100,"bidPrice":49.9,"bidSize":2,"shortable":3,"etf":0,"ttmEps":4.823919,"tradingStatus":3,"nextMarketStatus":{"tag":"Closed","tradingStatus":0,"beginTime":1788220800000},"marketStatusCode":4,"adr":0,"adrRate":0,"listingDate":1600574400000,"exchange":"NYSE","adjPreClose":50.32,"dividendRate":0.008012,"preHourTrading":{"tag":"盘前","latestPrice":50.45,"preClose":50.32,"latestTime":"09:28 EDT","volume":4203,"amount":210949.17523199998,"timestamp":1788182894168,"change":0.13,"changeRate":0.002583,"amplitude":0.02318},"postHourTrading":{"tag":"盘后","latestPrice":49.9912,"preClose":49.95,"latestTime":"16:58 EDT","volume":175635,"amount":8772972.46524,"timestamp":1788209931833,"change":0.0412,"changeRate":0.000825,"amplitude":0.005205},"volumeRatio":0.875718,"impliedVol":0.516,"impliedVolPercentile":0.1116},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AA\",,,,,undefined,":{"symbol":"AA","floatShares":262672575,"roa":"6.49%","roe":"18.23%","lyrEps":4.37,"volumeRatio":0.875718,"shares":263839742,"dividePrice":0.4002,"high":51.0799,"amplitude":0.029012,"preClose":50.32,"low":49.62,"week52Low":30.21,"pbRate":"1.79","psRate":"0.97","week52High":84.38,"institutionHeld":0.7219,"latestPrice":49.95,"committee":-0.960784,"eps":4.823919,"divideRate":0.008012,"volume":3303573,"delay":0,"ttmEps":4.823919,"open":50.5,"prevYearClose":53.14,"prevWeekClose":50.32,"prevMonthClose":45.26,"prevQuarterClose":52.14,"fiveDayClose":49.39,"twentyDayClose":44.84,"sixtyDayClose":78.02,"dividendPayoutRate":0.09079755436787311,"dividendFrequency":"Q","dividendGrowthYears":4,"dividendGrowthRate":0,"fiveYearAvgDividendRate":0.008074684884010306},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AA\",params:#limit:5,,,undefined,":[{"date":"2026-08-11","symbol":"AA","amount":0.1,"announcedDate":"2026-07-30","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-08-11","defaultRemindTime":1786455000000,"name":"美国铝业","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-08-27","payableDate":"2026-08-11","currency":"USD","dateTimestamp":1786420800000,"payDate":"2026-08-27"},{"market":"US","date":"2026-07-16","symbol":"AA","fiscalQuarterEnding":"2026/06","expectedEps":2.33,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1784174400000,"reportTimeType":"post","actualEps":2.12},{"date":"2026-05-19","symbol":"AA","amount":0.1,"announcedDate":"2026-05-07","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-05-19","defaultRemindTime":1779197400000,"name":"美国铝业","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-06-05","payableDate":"2026-05-19","currency":"USD","dateTimestamp":1779163200000,"payDate":"2026-06-05"},{"market":"US","date":"2026-04-16","symbol":"AA","fiscalQuarterEnding":"2026/03","expectedEps":1.6,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1776312000000,"reportTimeType":"post","actualEps":1.4},{"date":"2026-03-10","symbol":"AA","amount":0.1,"announcedDate":"2026-02-26","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-03-10","defaultRemindTime":1773149400000,"name":"美国铝业","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-03-26","payableDate":"2026-03-10","currency":"USD","dateTimestamp":1773115200000,"payDate":"2026-03-26"}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AA\",market:\"US\",,,undefined,":[{"executeDate":"2021-10-28","recordDate":"2021-10-29","paymentDate":"2021-11-19","value":0.1,"currency":"USD"},{"executeDate":"2022-03-07","recordDate":"2022-03-08","paymentDate":"2022-03-24","value":0.1,"currency":"USD"},{"executeDate":"2022-05-16","recordDate":"2022-05-17","paymentDate":"2022-06-03","value":0.1,"currency":"USD"},{"executeDate":"2022-08-08","recordDate":"2022-08-09","paymentDate":"2022-08-25","value":0.1,"currency":"USD"},{"executeDate":"2022-10-31","recordDate":"2022-11-01","paymentDate":"2022-11-18","value":0.1,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AA\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.2143,"buy":0.4286,"hold":0.2857,"sell":0.0714,"strongSell":0,"meanLabel":"BUY","meanPercent":0.4286,"analysts":14,"updateTime":1784347200000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AA\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AA","date":"2026-08-28","current":10.362943,"percent":0.653377,"low":-80.889774,"twenty":-11.582134,"median":8.088852,"eighty":14.883053,"high":166.987267,"avg":2.875862,"sd":40.673412,"marketCap":13509524489},"quantilePoints":[{"date":"2021-09-03","current":20.468564,"twenty":-9.240978,"median":-4.368206,"eighty":31.525871,"marketCap":8821951224},{"date":"2021-09-10","current":21.461426,"twenty":-9.230671,"median":-4.330499,"eighty":31.469151,"marketCap":9249874722},{"date":"2021-09-17","current":21.170938,"twenty":-9.221949,"median":-4.304394,"eighty":31.413758,"marketCap":9124674397},{"date":"2021-09-24","current":21.023526,"twenty":-9.179133,"median":-4.256535,"eighty":31.372877,"marketCap":9061139904},{"date":"2021-10-01","current":21.578489,"twenty":-9.144247,"median":-4.246383,"eighty":31.332222,"marketCap":9300328584},{"date":"2021-10-08","current":19.956959,"twenty":-9.114118,"median":-4.220279,"eighty":31.314515,"marketCap":8601449160},{"date":"2021-10-15","current":12.821741,"twenty":-9.098237,"median":-4.17677,"eighty":31.214985,"marketCap":10475362464},{"date":"2021-10-22","current":11.276263,"twenty":-9.07208,"median":-4.108607,"eighty":31.105341,"marketCap":9212707167},{"date":"2021-10-29","current":10.523121,"twenty":-9.05357,"median":-4.054948,"eighty":31.038232,"marketCap":8597389604},{"date":"2021-11-05","current":10.960534,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":8954756615},{"date":"2021-11-12","current":11.890325,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":9714395392},{"date":"2021-11-19","current":10.900991,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":8906109797},{"date":"2021-11-26","current":10.981146,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":8971595898},{"date":"2021-12-03","current":10.092577,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":8245635688},{"date":"2021-12-10","current":11.175806,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":9130633573},{"date":"2021-12-17","current":12.304837,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":10053052088},{"date":"2021-12-23","current":13.594177,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":11106442805},{"date":"2021-12-31","current":13.64456,"twenty":-9.053209,"median":-4.043346,"eighty":31.02565,"marketCap":11147605498},{"date":"2022-01-07","current":14.283505,"twenty":-9.013062,"median":-3.996937,"eighty":31.00225,"marketCap":11669623278},{"date":"2022-01-14","current":14.059072,"twenty":-8.895284,"median":-3.938869,"eighty":30.972994,"marketCap":11486262194},{"date":"2022-01-21","current":24.121787,"twenty":-8.837404,"median":-3.882366,"eighty":30.948051,"marketCap":10348246835},{"date":"2022-01-28","current":24.63246,"twenty":-8.812032,"median":-3.822905,"eighty":30.879795,"marketCap":10567325535},{"date":"2022-02-04","current":27.559174,"twenty":-8.799346,"median":-3.80394,"eighty":30.664512,"marketCap":11822885816},{"date":"2022-02-11","current":31.550148,"twenty":-8.790624,"median":-3.770695,"eighty":30.84915,"marketCap":13535013472},{"date":"2022-02-18","current":33.558509,"twenty":-8.774766,"median":-3.695227,"eighty":31.004954,"marketCap":14396600293},{"date":"2022-02-25","current":33.644816,"twenty":-8.754152,"median":-3.689426,"eighty":31.247785,"marketCap":14433626041},{"date":"2022-03-04","current":39.180976,"twenty":-8.737501,"median":-3.680671,"eighty":31.421724,"marketCap":16808638881},{"date":"2022-03-11","current":34.159104,"twenty":-8.732744,"median":-3.599564,"eighty":31.571743,"marketCap":14654255649},{"date":"2022-03-18","current":35.439734,"twenty":-8.664556,"median":-3.500946,"eighty":31.709815,"marketCap":15203645888},{"date":"2022-03-25","current":39.532241,"twenty":-8.413922,"median":-3.380573,"eighty":31.858315,"marketCap":16959331342},{"date":"2022-04-01","current":38.956195,"twenty":-8.084171,"median":-3.11835,"eighty":32.014134,"marketCap":16712207549},{"date":"2022-04-08","current":36.174838,"twenty":-7.97027,"median":-2.769004,"eighty":32.342859,"marketCap":15519005355},{"date":"2022-04-14","current":37.731022,"twenty":-7.889959,"median":-2.68415,"eighty":32.710655,"marketCap":16186608437},{"date":"2022-04-22","current":17.1966,"twenty":-7.742907,"median":-2.644297,"eighty":32.933686,"marketCap":12433141786},{"date":"2022-04-29","current":17.30636,"twenty":-7.693438,"median":-2.59978,"eighty":32.933686,"marketCap":12512498339},{"date":"2022-05-06","current":15.572265,"twenty":-7.624356,"median":-2.56268,"eighty":32.933686,"marketCap":11258747793},{"date":"2022-05-13","current":14.880902,"twenty":-7.531038,"median":-2.538308,"eighty":32.933686,"marketCap":10758891854},{"date":"2022-05-20","current":15.452361,"twenty":-7.531038,"median":-2.521771,"eighty":32.933686,"marketCap":11172056911},{"date":"2022-05-27","current":16.454966,"twenty":-7.531038,"median":-2.460444,"eighty":32.933686,"marketCap":11896940247},{"date":"2022-06-03","current":15.773807,"twenty":-7.531038,"median":-2.425739,"eighty":32.933686,"marketCap":11404462255},{"date":"2022-06-10","current":13.523686,"twenty":-7.531038,"median":-2.399121,"eighty":32.933686,"marketCap":9777624844},{"date":"2022-06-17","current":12.572104,"twenty":-7.531038,"median":-2.341238,"eighty":32.933686,"marketCap":9089631246},{"date":"2022-06-24","current":12.592513,"twenty":-7.532986,"median":-2.289922,"eighty":33.051269,"marketCap":9104387140},{"date":"2022-07-01","current":11.424083,"twenty":-7.532986,"median":-2.138438,"eighty":33.051269,"marketCap":8259612159},{"date":"2022-07-08","current":11.436839,"twenty":-7.532986,"median":-2.02401,"eighty":33.051269,"marketCap":8268834593},{"date":"2022-07-15","current":10.985284,"twenty":-7.532986,"median":-1.819631,"eighty":33.051269,"marketCap":7942360419},{"date":"2022-07-22","current":8.557033,"twenty":-7.532986,"median":-1.722902,"eighty":33.051269,"marketCap":8240422836},{"date":"2022-07-29","current":9.508196,"twenty":-7.532986,"median":-1.700959,"eighty":33.051269,"marketCap":9156392410},{"date":"2022-08-05","current":9.252227,"twenty":-7.532986,"median":-1.619616,"eighty":33.051269,"marketCap":8909894913},{"date":"2022-08-12","current":9.857583,"twenty":-7.532986,"median":-1.530289,"eighty":33.051269,"marketCap":9492852496},{"date":"2022-08-19","current":9.530616,"twenty":-7.532986,"median":-1.322064,"eighty":33.051269,"marketCap":9177983431},{"date":"2022-08-26","current":10.433045,"twenty":-7.532986,"median":-1.231172,"eighty":33.051269,"marketCap":10047022051},{"date":"2022-09-02","current":9.201781,"twenty":-7.532986,"median":-1.199773,"eighty":33.051269,"marketCap":8861315115},{"date":"2022-09-09","current":9.831426,"twenty":-7.532986,"median":-1.150196,"eighty":33.051269,"marketCap":9467662971},{"date":"2022-09-16","current":7.93315,"twenty":-7.532986,"median":-1.032862,"eighty":33.051269,"marketCap":7639623142},{"date":"2022-09-23","current":6.634624,"twenty":-7.532986,"median":-0.963454,"eighty":33.051269,"marketCap":6389143141},{"date":"2022-09-30","current":6.288974,"twenty":-7.532986,"median":6.440313,"eighty":33.051269,"marketCap":6056281558},{"date":"2022-10-07","current":7.288558,"twenty":-7.532986,"median":6.98588,"eighty":33.051269,"marketCap":7018881271},{"date":"2022-10-14","current":7.165245,"twenty":-7.532986,"median":7.288558,"eighty":33.051269,"marketCap":6900130653},{"date":"2022-10-21","current":-60.541567,"twenty":-7.630952,"median":7.363293,"eighty":33.051269,"marketCap":7264988054},{"date":"2022-10-28","current":-58.227072,"twenty":-7.698031,"median":7.363293,"eighty":33.051269,"marketCap":6987248645},{"date":"2022-11-04","current":-62.517798,"twenty":-7.698031,"median":7.363293,"eighty":33.051269,"marketCap":7502135796},{"date":"2022-11-11","current":-70.273544,"twenty":-7.716877,"median":7.363293,"eighty":33.051269,"marketCap":8432825283},{"date":"2022-11-18","current":-69.757477,"twenty":-7.857018,"median":7.363293,"eighty":33.051269,"marketCap":8370897276},{"date":"2022-11-25","current":-70.612674,"twenty":-8.16454,"median":7.363293,"eighty":33.051269,"marketCap":8473520831},{"date":"2022-12-02","current":-74.298865,"twenty":-8.501868,"median":7.363293,"eighty":33.051269,"marketCap":8915863744},{"date":"2022-12-09","current":-66.469395,"twenty":-8.708154,"median":7.363293,"eighty":33.051269,"marketCap":7976327398},{"date":"2022-12-16","current":-62.989631,"twenty":-8.774766,"median":7.363293,"eighty":33.051269,"marketCap":7558755688},{"date":"2022-12-23","current":-65.171856,"twenty":-8.922242,"median":7.363293,"eighty":33.051269,"marketCap":7820622693},{"date":"2022-12-30","current":-67.044441,"twenty":-9.072095,"median":7.363293,"eighty":33.051269,"marketCap":8045332892},{"date":"2023-01-06","current":-68.356725,"twenty":-9.221949,"median":7.165245,"eighty":32.570447,"marketCap":8202806969},{"date":"2023-01-13","current":-80.521155,"twenty":-9.451883,"median":6.619677,"eighty":32.189079,"marketCap":9662538580},{"date":"2023-01-20","current":-73.377428,"twenty":-9.921266,"median":6.288974,"eighty":31.94213,"marketCap":9025423641},{"date":"2023-01-27","current":-75.895281,"twenty":-19.910594,"median":-0.98659,"eighty":31.782229,"marketCap":9335119550},{"date":"2023-02-03","current":-75.880893,"twenty":-21.00677,"median":-1.08244,"eighty":31.677296,"marketCap":9333349859},{"date":"2023-02-10","current":-70.053862,"twenty":-22.53179,"median":-1.156806,"eighty":31.569087,"marketCap":8616625040},{"date":"2023-02-17","current":-67.464071,"twenty":-23.739554,"median":-1.201426,"eighty":31.529896,"marketCap":8298080676},{"date":"2023-02-24","current":-67.352253,"twenty":-24.717579,"median":-1.241088,"eighty":31.314515,"marketCap":8284327075},{"date":"2023-03-03","current":-80.503704,"twenty":-27.254661,"median":-1.436092,"eighty":31.314515,"marketCap":9901955634},{"date":"2023-03-10","current":-65.119261,"twenty":-27.745169,"median":-1.53394,"eighty":30.889881,"marketCap":8009669083},{"date":"2023-03-17","current":-56.768937,"twenty":-27.951318,"median":-1.646019,"eighty":30.01388,"marketCap":6982579301},{"date":"2023-03-24","current":-58.117472,"twenty":-28.536356,"median":-1.707552,"eighty":29.612907,"marketCap":7148449001},{"date":"2023-03-31","current":-61.713563,"twenty":-28.948568,"median":-1.748191,"eighty":26.412521,"marketCap":7590768200},{"date":"2023-04-06","current":-57.174948,"twenty":-29.054219,"median":-1.819561,"eighty":25.445246,"marketCap":7032518565},{"date":"2023-04-14","current":-59.364503,"twenty":-29.360867,"median":-2.02401,"eighty":24.207615,"marketCap":7301833885},{"date":"2023-04-21","current":-8.71835,"twenty":-29.774499,"median":-2.144879,"eighty":22.375379,"marketCap":7175202178},{"date":"2023-04-28","current":-7.860168,"twenty":-29.774499,"median":-2.292128,"eighty":22.008397,"marketCap":6468918295},{"date":"2023-05-05","current":-7.450581,"twenty":-29.774499,"median":-2.357281,"eighty":21.87717,"marketCap":6131828260},{"date":"2023-05-12","current":-7.658475,"twenty":-29.774499,"median":-2.406396,"eighty":21.770747,"marketCap":6302924535},{"date":"2023-05-19","current":-7.979294,"twenty":-29.774499,"median":-2.437163,"eighty":21.618932,"marketCap":6566958736},{"date":"2023-05-26","current":-7.324649,"twenty":-29.774499,"median":-2.507487,"eighty":21.490997,"marketCap":6028186245},{"date":"2023-06-02","current":-7.08837,"twenty":-29.774499,"median":-2.529463,"eighty":21.432695,"marketCap":5833728624},{"date":"2023-06-09","current":-7.712667,"twenty":-29.774499,"median":-2.543685,"eighty":21.303007,"marketCap":6347524907},{"date":"2023-06-16","current":-7.797207,"twenty":-29.774499,"median":-2.584926,"eighty":21.226355,"marketCap":6417101487},{"date":"2023-06-23","current":-7.242277,"twenty":-29.783504,"median":-2.599787,"eighty":21.12355,"marketCap":5960393680},{"date":"2023-06-30","current":-7.318146,"twenty":-29.792508,"median":-2.65253,"eighty":21.007028,"marketCap":6022834201},{"date":"2023-07-07","current":-7.053687,"twenty":-29.792508,"median":-2.681099,"eighty":20.952256,"marketCap":5805184386},{"date":"2023-07-14","current":-7.953281,"twenty":-29.792508,"median":-2.771201,"eighty":20.847997,"marketCap":6545550558},{"date":"2023-07-21","current":-3.955333,"twenty":-29.792508,"median":-3.303709,"eighty":20.759492,"marketCap":5830160595},{"date":"2023-07-28","current":-4.105309,"twenty":-29.792508,"median":-3.384924,"eighty":20.670617,"marketCap":6051226105},{"date":"2023-08-04","current":-4.176738,"twenty":-29.792508,"median":-3.541553,"eighty":20.566835,"marketCap":6156511372},{"date":"2023-08-11","current":-3.980613,"twenty":-29.792508,"median":-3.651774,"eighty":20.432405,"marketCap":5867423012},{"date":"2023-08-18","current":-3.524198,"twenty":-29.792508,"median":-3.686472,"eighty":20.296318,"marketCap":5194668001},{"date":"2023-08-25","current":-3.480615,"twenty":-29.792508,"median":-3.686472,"eighty":19.815616,"marketCap":5130426143},{"date":"2023-09-01","current":-3.641631,"twenty":-29.792508,"median":-3.686472,"eighty":19.337829,"marketCap":5367764118},{"date":"2023-09-08","current":-3.444295,"twenty":-29.792508,"median":-3.689372,"eighty":18.981439,"marketCap":5076891262},{"date":"2023-09-15","current":-3.654948,"twenty":-29.792508,"median":-3.689372,"eighty":18.032615,"marketCap":5387393574},{"date":"2023-09-22","current":-3.374078,"twenty":-29.792508,"median":-3.689372,"eighty":17.789138,"marketCap":4973390491},{"date":"2023-09-29","current":-3.406765,"twenty":-29.792508,"median":-3.689372,"eighty":17.339033,"marketCap":5021571884},{"date":"2023-10-06","current":-3.211851,"twenty":-29.792508,"median":-3.689372,"eighty":17.079827,"marketCap":4734268020},{"date":"2023-10-13","current":-3.256645,"twenty":-29.792508,"median":-3.689372,"eighty":16.783015,"marketCap":4800294374},{"date":"2023-10-20","current":-4.827699,"twenty":-29.792508,"median":-3.692381,"eighty":16.433914,"marketCap":4325618425},{"date":"2023-10-27","current":-4.682311,"twenty":-29.801512,"median":-3.767906,"eighty":16.180461,"marketCap":4195350213},{"date":"2023-11-03","current":-5.192167,"twenty":-29.801512,"median":-3.822905,"eighty":16.047189,"marketCap":4652181202},{"date":"2023-11-10","current":-4.895414,"twenty":-29.801512,"median":-3.885226,"eighty":15.796257,"marketCap":4386291290},{"date":"2023-11-17","current":-5.178225,"twenty":-29.801512,"median":-3.974272,"eighty":15.490118,"marketCap":4639689730},{"date":"2023-11-24","current":-5.226024,"twenty":-29.801512,"median":-4.027365,"eighty":15.045517,"marketCap":4682517635},{"date":"2023-12-01","current":-5.349505,"twenty":-29.801512,"median":-4.080044,"eighty":14.2608,"marketCap":4793156390},{"date":"2023-12-08","current":-4.967113,"twenty":-29.801512,"median":-4.110152,"eighty":14.108997,"marketCap":4450533148},{"date":"2023-12-15","current":-5.955703,"twenty":-29.801512,"median":-4.17677,"eighty":13.824517,"marketCap":5336310049},{"date":"2023-12-22","current":-6.37798,"twenty":-29.801512,"median":-4.216762,"eighty":13.64685,"marketCap":5714670494},{"date":"2023-12-29","current":-6.881925,"twenty":-29.801512,"median":-4.250734,"eighty":13.557077,"marketCap":6166204421},{"date":"2024-01-05","current":-6.200704,"twenty":-29.801512,"median":-4.259062,"eighty":13.3015,"marketCap":5555830496},{"date":"2024-01-12","current":-6.150907,"twenty":-29.801512,"median":-4.321797,"eighty":12.803523,"marketCap":5511212519},{"date":"2024-01-19","current":-7.333523,"twenty":-29.801512,"median":-4.379122,"eighty":12.588431,"marketCap":4774123539},{"date":"2024-01-26","current":-8.191614,"twenty":-29.801512,"median":-4.440719,"eighty":12.407031,"marketCap":5332740611},{"date":"2024-02-02","current":-8.139525,"twenty":-29.801512,"median":-4.682311,"eighty":12.035327,"marketCap":5298830948},{"date":"2024-02-09","current":-7.596707,"twenty":-29.801512,"median":-4.781892,"eighty":11.698625,"marketCap":4945456570},{"date":"2024-02-16","current":-7.508979,"twenty":-29.801512,"median":-4.873997,"eighty":11.555967,"marketCap":4888345560},{"date":"2024-02-23","current":-7.654012,"twenty":-29.801512,"median":-4.893252,"eighty":11.442152,"marketCap":4982761972},{"date":"2024-03-01","current":-7.505069,"twenty":-29.801512,"median":-4.901364,"eighty":11.262707,"marketCap":4885800117},{"date":"2024-03-08","current":-8.238751,"twenty":-29.801512,"median":-4.925745,"eighty":11.123482,"marketCap":5363427031},{"date":"2024-03-15","current":-8.280124,"twenty":-29.801512,"median":-4.96168,"eighty":10.99855,"marketCap":5390360879},{"date":"2024-03-22","current":-8.646965,"twenty":-29.801512,"median":-4.981473,"eighty":10.93122,"marketCap":5629174336},{"date":"2024-03-28","current":-9.159991,"twenty":-29.801512,"median":-4.990733,"eighty":10.867469,"marketCap":5963154057},{"date":"2024-04-05","current":-9.915738,"twenty":-29.801512,"median":-5.006883,"eighty":10.723393,"marketCap":6455145690},{"date":"2024-04-12","current":-9.992968,"twenty":-29.801512,"median":-5.049701,"eighty":10.600985,"marketCap":6505422207},{"date":"2024-04-19","current":-9.477615,"twenty":-29.712655,"median":-5.054515,"eighty":10.477698,"marketCap":6368957375},{"date":"2024-04-26","current":-9.6032,"twenty":-29.123795,"median":-5.056922,"eighty":10.463067,"marketCap":6453350100},{"date":"2024-05-03","current":-9.6032,"twenty":-29.018143,"median":-5.056922,"eighty":10.463067,"marketCap":6453350100},{"date":"2024-05-10","current":-9.982664,"twenty":-28.670266,"median":-5.056922,"eighty":10.463067,"marketCap":6708349943},{"date":"2024-05-17","current":-10.728157,"twenty":-28.037236,"median":-5.056922,"eighty":10.463067,"marketCap":7209321473},{"date":"2024-05-24","current":-10.968639,"twenty":-27.825052,"median":-5.056922,"eighty":10.463067,"marketCap":7370925192},{"date":"2024-05-31","current":-11.901173,"twenty":-27.569941,"median":-5.056922,"eighty":10.463067,"marketCap":7997588503},{"date":"2024-06-07","current":-11.396162,"twenty":-26.990513,"median":-5.056922,"eighty":10.463067,"marketCap":7658220693},{"date":"2024-06-14","current":-10.297962,"twenty":-23.934283,"median":-5.054515,"eighty":10.477698,"marketCap":6920230375},{"date":"2024-06-21","current":-10.415531,"twenty":-23.341342,"median":-5.054485,"eighty":10.492328,"marketCap":6999236638},{"date":"2024-06-28","current":-10.372778,"twenty":-21.81851,"median":-5.052108,"eighty":10.513424,"marketCap":6970507088},{"date":"2024-07-05","current":-11.324017,"twenty":-20.715769,"median":-5.052108,"eighty":10.513424,"marketCap":7609739577},{"date":"2024-07-12","current":-10.468971,"twenty":-15.017422,"median":-5.052108,"eighty":10.513424,"marketCap":7035148575},{"date":"2024-07-15","current":-10.407515,"twenty":-11.857887,"median":-5.052108,"eighty":10.513424,"marketCap":6993849847},{"date":"2024-08-02","current":-10.274079,"twenty":-11.901173,"median":-5.005427,"eighty":10.619306,"marketCap":5650743381},{"date":"2024-08-09","current":-14.387197,"twenty":-14.387197,"median":-5.005427,"eighty":10.619306,"marketCap":7912958488},{"date":"2024-08-16","current":-15.072973,"twenty":-15.072973,"median":-5.005427,"eighty":10.619306,"marketCap":8290135092},{"date":"2024-08-23","current":-15.274948,"twenty":-15.970118,"median":-5.005427,"eighty":10.619306,"marketCap":8401221352},{"date":"2024-08-30","current":-15.251462,"twenty":-16.233155,"median":-5.005427,"eighty":10.619306,"marketCap":8388304345},{"date":"2024-09-06","current":-14.218102,"twenty":-16.233155,"median":-5.005427,"eighty":10.619306,"marketCap":7819956037},{"date":"2024-09-13","current":-14.703984,"twenty":-16.233155,"median":-5.005427,"eighty":10.619306,"marketCap":8087191338},{"date":"2024-09-20","current":-16.378409,"twenty":-16.378409,"median":-5.005427,"eighty":10.619306,"marketCap":9008125089},{"date":"2024-09-27","current":-18.423365,"twenty":-18.423365,"median":-5.005427,"eighty":10.619306,"marketCap":10132850902},{"date":"2024-10-04","current":-17.902746,"twenty":-18.423365,"median":-5.005427,"eighty":10.619306,"marketCap":9846510156},{"date":"2024-10-11","current":-18.436456,"twenty":-18.539795,"median":-5.005427,"eighty":10.619306,"marketCap":10140051062},{"date":"2024-10-18","current":-35.699421,"twenty":-20.23879,"median":-5.027451,"eighty":10.619306,"marketCap":10424230837},{"date":"2024-10-25","current":-37.176943,"twenty":-21.15774,"median":-5.046248,"eighty":10.619306,"marketCap":10855667405},{"date":"2024-10-31","current":-35.885217,"twenty":-22.273609,"median":-5.046248,"eighty":10.619306,"marketCap":10478483340},{"date":"2024-11-08","current":-40.425452,"twenty":-23.717674,"median":-5.049701,"eighty":10.622411,"marketCap":11804232091},{"date":"2024-11-15","current":-36.461652,"twenty":-25.050152,"median":-5.049701,"eighty":10.622411,"marketCap":10646802461},{"date":"2024-11-22","current":-41.097883,"twenty":-28.097685,"median":-5.08661,"eighty":10.622411,"marketCap":12000581760},{"date":"2024-11-29","current":-41.080187,"twenty":-30.341468,"median":-5.121983,"eighty":10.622411,"marketCap":11995414664},{"date":"2024-12-06","current":-40.850145,"twenty":-32.375136,"median":-5.155606,"eighty":10.622411,"marketCap":11928242408},{"date":"2024-12-13","current":-35.054857,"twenty":-34.0318,"median":-5.17225,"eighty":10.622411,"marketCap":10236018285},{"date":"2024-12-20","current":-32.400527,"twenty":-34.138061,"median":-5.192167,"eighty":10.622411,"marketCap":9460953801},{"date":"2024-12-27","current":-33.931191,"twenty":-34.163322,"median":-5.212083,"eighty":10.622411,"marketCap":9907907653},{"date":"2025-01-03","current":-33.612671,"twenty":-34.163322,"median":-5.229022,"eighty":10.622411,"marketCap":9814899915},{"date":"2025-01-10","current":-31.852715,"twenty":-34.16541,"median":-5.276126,"eighty":10.625516,"marketCap":9300992688},{"date":"2025-01-17","current":-34.427476,"twenty":-34.198709,"median":-5.344694,"eighty":10.625516,"marketCap":10052822930},{"date":"2025-01-24","current":160.829665,"twenty":-34.269946,"median":-5.381478,"eighty":10.644955,"marketCap":9649779913},{"date":"2025-01-31","current":152.992718,"twenty":-34.269946,"median":-5.381478,"eighty":10.779946,"marketCap":9179563061},{"date":"2025-02-07","current":154.715124,"twenty":-34.269946,"median":-5.381478,"eighty":10.901033,"marketCap":9282907424},{"date":"2025-02-14","current":156.652831,"twenty":-34.269946,"median":-5.381478,"eighty":10.977023,"marketCap":9399169833},{"date":"2025-02-21","current":160.399064,"twenty":-34.269946,"median":-5.381478,"eighty":11.05389,"marketCap":9623943823},{"date":"2025-02-28","current":144.241723,"twenty":-34.269946,"median":-5.381478,"eighty":11.181302,"marketCap":8654503385},{"date":"2025-03-07","current":141.65288,"twenty":-34.285291,"median":-5.395526,"eighty":11.39243,"marketCap":8499172783},{"date":"2025-03-14","current":139.409215,"twenty":-34.285291,"median":-5.395526,"eighty":11.515459,"marketCap":8364552928},{"date":"2025-03-21","current":150.326155,"twenty":-34.285291,"median":-5.395526,"eighty":11.662071,"marketCap":9019569321},{"date":"2025-03-28","current":137.985949,"twenty":-34.285291,"median":-5.395526,"eighty":11.971002,"marketCap":8279156914},{"date":"2025-04-04","current":117.922326,"twenty":-34.285291,"median":-5.395526,"eighty":12.299124,"marketCap":7075339539},{"date":"2025-04-11","current":102.475493,"twenty":-34.269946,"median":-5.381478,"eighty":12.580268,"marketCap":6148529603},{"date":"2025-04-17","current":7.546812,"twenty":-34.269946,"median":-5.381478,"eighty":12.690478,"marketCap":6490258406},{"date":"2025-04-25","current":7.959349,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":6845040442},{"date":"2025-05-02","current":7.387748,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":6353463374},{"date":"2025-05-09","current":7.742986,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":6658968133},{"date":"2025-05-16","current":8.63108,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":7422729027},{"date":"2025-05-23","current":8.423356,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":7244086437},{"date":"2025-05-30","current":8.317989,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":7153470631},{"date":"2025-06-06","current":8.390241,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":7215607184},{"date":"2025-06-13","current":8.68828,"twenty":-34.285291,"median":-5.395526,"eighty":12.698641,"marketCap":7471920464},{"date":"2025-06-20","current":8.534745,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7339880290},{"date":"2025-06-27","current":9.010402,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7748945928},{"date":"2025-07-03","current":9.377682,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8064806738},{"date":"2025-07-11","current":9.504149,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8173568436},{"date":"2025-07-18","current":7.578844,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7609159845},{"date":"2025-07-25","current":8.215787,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8248650312},{"date":"2025-08-01","current":7.72841,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7759323599},{"date":"2025-08-08","current":7.762329,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7793378312},{"date":"2025-08-15","current":8.079527,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8111845266},{"date":"2025-08-22","current":7.610177,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":7640617740},{"date":"2025-08-29","current":8.231679,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8264605838},{"date":"2025-09-05","current":8.06928,"twenty":-34.315979,"median":-5.415204,"eighty":12.714969,"marketCap":8101557455},{"date":"2025-09-12","current":8.327167,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8360475878},{"date":"2025-09-19","current":8.438059,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8471810800},{"date":"2025-09-26","current":8.110542,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":8142984403},{"date":"2025-10-03","current":8.9822,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":9018128673},{"date":"2025-10-10","current":9.541814,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":9579981651},{"date":"2025-10-17","current":9.575533,"twenty":-34.300635,"median":-5.405365,"eighty":12.706805,"marketCap":9613834753},{"date":"2025-10-24","current":9.069106,"twenty":-34.300635,"median":-5.381478,"eighty":12.706805,"marketCap":10393194909},{"date":"2025-10-31","current":8.306735,"twenty":-34.300635,"median":-5.381478,"eighty":12.706805,"marketCap":9519517816},{"date":"2025-11-07","current":8.293176,"twenty":-34.300635,"median":-5.282786,"eighty":12.706805,"marketCap":9503979974},{"date":"2025-11-14","current":8.629875,"twenty":-34.300635,"median":-5.231999,"eighty":12.706805,"marketCap":9889836382},{"date":"2025-11-21","current":8.096581,"twenty":-34.300635,"median":-5.193162,"eighty":12.706805,"marketCap":9278681266},{"date":"2025-11-28","current":9.432076,"twenty":-34.300635,"median":-5.139388,"eighty":12.706805,"marketCap":10809158695},{"date":"2025-12-05","current":9.945032,"twenty":-34.300635,"median":-5.014912,"eighty":12.706805,"marketCap":11397007048},{"date":"2025-12-12","current":10.674922,"twenty":-34.300635,"median":-4.936243,"eighty":12.706805,"marketCap":12233460871},{"date":"2025-12-19","current":10.887336,"twenty":-34.300635,"median":-4.785875,"eighty":12.706805,"marketCap":12476887061},{"date":"2025-12-26","current":12.226456,"twenty":-34.300635,"median":-4.345647,"eighty":12.706805,"marketCap":14011519083},{"date":"2026-01-02","current":12.114747,"twenty":-34.300635,"median":-4.212489,"eighty":12.706805,"marketCap":13883500356},{"date":"2026-01-09","current":13.927172,"twenty":-34.300635,"median":-4.10652,"eighty":13.032296,"marketCap":15960538892},{"date":"2026-01-16","current":14.547272,"twenty":-34.300635,"median":-4.001799,"eighty":13.500684,"marketCap":16671173461},{"date":"2026-01-23","current":14.099254,"twenty":-34.300635,"median":-3.803253,"eighty":13.591887,"marketCap":16496127446},{"date":"2026-01-30","current":13.541001,"twenty":-34.300635,"median":-3.648289,"eighty":13.634483,"marketCap":15842970673},{"date":"2026-02-06","current":12.589736,"twenty":-34.300635,"median":-3.536304,"eighty":13.653721,"marketCap":14729991533},{"date":"2026-02-13","current":13.633069,"twenty":-34.300635,"median":-3.492116,"eighty":13.701359,"marketCap":15950690202},{"date":"2026-02-20","current":13.44832,"twenty":-34.300635,"median":-3.476377,"eighty":13.701359,"marketCap":15734534757},{"date":"2026-02-27","current":14.299965,"twenty":-34.300635,"median":-3.438242,"eighty":13.808991,"marketCap":16730958637},{"date":"2026-03-06","current":13.768923,"twenty":-34.300635,"median":-3.410397,"eighty":13.884776,"marketCap":15930643621},{"date":"2026-03-13","current":15.035829,"twenty":-34.161875,"median":-3.354707,"eighty":13.942868,"marketCap":17396454097},{"date":"2026-03-20","current":13.375571,"twenty":-34.13469,"median":-3.251197,"eighty":14.047049,"marketCap":15475535155},{"date":"2026-03-27","current":13.136115,"twenty":-34.024977,"median":-3.151318,"eighty":14.047049,"marketCap":15198485299},{"date":"2026-04-02","current":16.433827,"twenty":-33.586128,"median":6.532798,"eighty":14.098088,"marketCap":19013938379},{"date":"2026-04-10","current":16.710037,"twenty":-32.821834,"median":7.012135,"eighty":14.217141,"marketCap":19333512449},{"date":"2026-04-17","current":17.967944,"twenty":-32.022596,"median":7.272677,"eighty":14.29699,"marketCap":18578853713},{"date":"2026-04-24","current":16.681785,"twenty":-19.373076,"median":7.36049,"eighty":14.499795,"marketCap":17248965590},{"date":"2026-05-01","current":16.278584,"twenty":-18.410233,"median":7.432424,"eighty":14.60232,"marketCap":16832056218},{"date":"2026-05-08","current":15.98652,"twenty":-18.025336,"median":7.51303,"eighty":14.848829,"marketCap":16530061770},{"date":"2026-05-15","current":16.849139,"twenty":-16.349358,"median":7.563758,"eighty":15.023547,"marketCap":17422009547},{"date":"2026-05-22","current":16.912942,"twenty":-16.037848,"median":7.629219,"eighty":15.340427,"marketCap":17487982016},{"date":"2026-05-29","current":19.288972,"twenty":-15.857388,"median":7.694439,"eighty":15.572265,"marketCap":19944796752},{"date":"2026-06-05","current":19.911691,"twenty":-15.218582,"median":7.752657,"eighty":15.876874,"marketCap":20588688047},{"date":"2026-06-12","current":17.604568,"twenty":-14.815049,"median":7.835427,"eighty":15.981926,"marketCap":18203123577},{"date":"2026-06-18","current":15.754277,"twenty":-14.380621,"median":7.956053,"eighty":16.028658,"marketCap":16289921983},{"date":"2026-06-26","current":13.546687,"twenty":-13.842334,"median":8.007908,"eighty":16.034025,"marketCap":14007274565},{"date":"2026-07-02","current":12.117496,"twenty":-13.381329,"median":8.059087,"eighty":16.034025,"marketCap":12529491265},{"date":"2026-07-10","current":12.43396,"twenty":-11.780933,"median":8.076243,"eighty":16.034025,"marketCap":12856714710},{"date":"2026-07-17","current":9.68155,"twenty":-11.543123,"median":8.092421,"eighty":16.034025,"marketCap":12363339778},{"date":"2026-07-24","current":9.355043,"twenty":-11.543123,"median":8.092421,"eighty":15.983968,"marketCap":11946390432},{"date":"2026-07-31","current":9.293048,"twenty":-11.582134,"median":8.088852,"eighty":15.895242,"marketCap":11867222835},{"date":"2026-08-07","current":9.812389,"twenty":-11.582134,"median":8.088852,"eighty":15.666148,"marketCap":12530420448},{"date":"2026-08-14","current":10.248449,"twenty":-11.582134,"median":8.088852,"eighty":15.390112,"marketCap":13087269377},{"date":"2026-08-21","current":10.446846,"twenty":-11.582134,"median":8.088852,"eighty":15.054075,"marketCap":13340622444},{"date":"2026-08-28","current":10.579111,"twenty":-11.582134,"median":8.088852,"eighty":14.883053,"marketCap":13509524489}],"updateTime":1788190377419},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AA\",pageSize:20,pageCount:7,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"13755147","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321001499-AA","pdf_url":"","pub_time":1639411200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001499/0001157523-21-001499-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/1675149/000115752321001499/a52550622ex99_1.htm","primary":true,"translateUrl":"","linkName":"a52550622ex99_1.htm","type":"EX-99.1","id":"NTFILE75RNraWvkQHzrgiV","market":"us","size":7407},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001499/a52550622.htm","primary":false,"translateUrl":"","linkName":"a52550622.htm","type":"8-K","id":"NTFILE4PtcqTSkPhsj5aKx","market":"us","size":32143}],"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":"2021-12-14 00:00","pubTimestamp":1639411200,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13755148","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321001497-AA","pdf_url":"","pub_time":1639324800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001497/0001157523-21-001497-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.05: Cost Associated with Exit or Disposal Activities;\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/1675149/000115752321001497/a52549668ex99_1.htm","primary":true,"translateUrl":"","linkName":"a52549668ex99_1.htm","type":"EX-99.1","id":"NTFILEECMJYAuDjC8G7MTB","market":"us","size":7481},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001497/a52549668.htm","primary":false,"translateUrl":"","linkName":"a52549668.htm","type":"8-K","id":"NTFILEGs8HeSiEnihLFttn","market":"us","size":38235}],"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":"2021-12-13 00:00","pubTimestamp":1639324800,"title_zh":"8-K  - Current report","summary_en":"Item 2.05: Cost Associated with Exit or Disposal Activities;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13963116","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521342275-AA","pdf_url":"","pub_time":1638115200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"AA","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521342275/0001193125-21-342275-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521342275/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILE66SrwNikBHSF1pZF","market":"us","size":23972}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2021-11-29 00:00","pubTimestamp":1638115200,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13581333","market":"us","labels":[],"media":"sec.gov","original_id":"AN120919121065483-AA","pdf_url":"","pub_time":1637164800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"AA","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/1675149/000120919121065483/0001209191-21-065483-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/1573449/000120919121065483/xslF345X03/doc4.xml","primary":true,"translateUrl":"","linkName":"doc4.html","type":"4","id":"NTFILEFXYpmxYr1b9i5rys","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":"2021-11-18 00:00","pubTimestamp":1637164800,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13581339","market":"us","labels":[],"media":"sec.gov","original_id":"AN120919121059843-AA","pdf_url":"","pub_time":1633449600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"AA","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/1675149/000120919121059843/0001209191-21-059843-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/1675149/000120919121059843/xslF345X03/doc4.xml","primary":true,"translateUrl":"","linkName":"doc4.html","type":"4","id":"NTFILEAjpjCE3WeSGHgjFW","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":"2021-10-06 00:00","pubTimestamp":1633449600,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13755150","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321001107-AA","pdf_url":"","pub_time":1630339200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001107/0001157523-21-001107-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/1675149/000115752321001107/a52483574ex99_1.htm","primary":true,"translateUrl":"","linkName":"a52483574ex99_1.htm","type":"EX-99.1","id":"NTFILE4iGp7g89yeSvmPa2","market":"us","size":6124},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321001107/a52483574.htm","primary":false,"translateUrl":"","linkName":"a52483574.htm","type":"8-K","id":"NTFILEDVyoFhAx1WamJBgQ","market":"us","size":33464}],"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":"2021-08-31 00:00","pubTimestamp":1630339200,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13755151","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021039147-AA","pdf_url":"","pub_time":1627488000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AA","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/0001564590-21-039147-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":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/aa-10q_20210630.htm","primary":true,"translateUrl":"","linkName":"aa-10q_20210630.htm","type":"10-Q","id":"NTFILECxdgUz97mPVGmpip","market":"us","size":5315326},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/aa-ex311_9.htm","primary":false,"translateUrl":"","linkName":"aa-ex311_9.htm","type":"EX-31.1","id":"NTFILEG8bb95E4tRYpqcXb","market":"us","size":21136},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/aa-ex312_6.htm","primary":false,"translateUrl":"","linkName":"aa-ex312_6.htm","type":"EX-31.2","id":"NTFILE4CgE6eTqvfc4qfsm","market":"us","size":20941},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/aa-ex321_10.htm","primary":false,"translateUrl":"","linkName":"aa-ex321_10.htm","type":"EX-32.1","id":"NTFILEB8a5DoutfNmhpvvS","market":"us","size":10355},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021039147/aa-ex322_7.htm","primary":false,"translateUrl":"","linkName":"aa-ex322_7.htm","type":"EX-32.2","id":"NTFILEHmtGJ7kqbTfU1zYG","market":"us","size":10336}],"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":"2021-07-29 00:00","pubTimestamp":1627488000,"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":"13755152","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321000879-AA","pdf_url":"","pub_time":1626278400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000879/0001157523-21-000879-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/1675149/000115752321000879/a52459129ex99_1.htm","primary":true,"translateUrl":"","linkName":"a52459129ex99_1.htm","type":"EX-99.1","id":"NTFILECKDo8Xn5EqnGyaRk","market":"us","size":1006597},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000879/a52459129.htm","primary":false,"translateUrl":"","linkName":"a52459129.htm","type":"8-K","id":"NTFILEDGFbe4oNPNEaNBpF","market":"us","size":32317}],"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":"2021-07-15 00:00","pubTimestamp":1626278400,"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":"13755154","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321000827-AA","pdf_url":"","pub_time":1624809600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000827/0001157523-21-000827-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/1675149/000115752321000827/a52452003ex99_1.htm","primary":true,"translateUrl":"","linkName":"a52452003ex99_1.htm","type":"EX-99.1","id":"NTFILE7GzLjUpXVasa4xnW","market":"us","size":7569},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000827/a52452003.htm","primary":false,"translateUrl":"","linkName":"a52452003.htm","type":"8-K","id":"NTFILECyYKuVWb8182Jeis","market":"us","size":32097}],"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":"2021-06-28 00:00","pubTimestamp":1624809600,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13755155","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021033640-AA","pdf_url":"","pub_time":1624204800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"11-K  - Annual report of employee stock purchase, savings and similar plans","symbol":"AA","title":"11-K  - Annual report of employee stock purchase, savings and similar plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021033640/0001564590-21-033640-index.htm","us_notice_code":"Form 11-K","us_title_en":"11-K  - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021033640/aa-11k_20201231.htm","primary":true,"translateUrl":"","linkName":"aa-11k_20201231.htm","type":"11-K","id":"NTFILEEY5xEvNddq17i3p8","market":"us","size":609296}],"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":"2021-06-21 00:00","pubTimestamp":1624204800,"title_zh":"11-K  - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"12767747","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921069113-AA","pdf_url":null,"pub_time":1621353600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/4281/000110465921069113/0001104659-21-069113-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"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":"2021-05-19 00:00","pubTimestamp":1621353600,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12808879","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521157634-AA","pdf_url":null,"pub_time":1620662400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521157634/0001193125-21-157634-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521157634/d235092d8k.htm","primary":true,"translateUrl":null,"linkName":"d235092d8k.htm","type":"8-K","id":"NTFILE439sfSBRTgQQM2wT","market":"us","size":46791}],"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":"2021-05-11 00:00","pubTimestamp":1620662400,"title_zh":"8-K  - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12767745","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921064248-AA","pdf_url":null,"pub_time":1620662400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/4281/000110465921064248/0001104659-21-064248-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/4281/000110465921064248/tm2115856d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2115856d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE3jASqpqv5LRxWku8","market":"us","size":11473},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921064248/tm2115856d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2115856d1_8k.htm","type":"8-K","id":"NTFILE7KYotU8K4YB25fMm","market":"us","size":35775},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921064248/image_001.jpg","primary":false,"translateUrl":null,"linkName":"image_001.jpg","type":"GRAPHIC","id":"NTFILEFgpvp415btQGhhCZ","market":"us","size":23613}],"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":"2021-05-11 00:00","pubTimestamp":1620662400,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12767759","market":"us","labels":[],"media":"sec.gov","original_id":"AN428121000064-AA","pdf_url":null,"pub_time":1620230400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AA","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/0000004281-21-000064-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/hwm-20210331.htm","primary":true,"translateUrl":null,"linkName":"hwm-20210331.htm","type":"10-Q","id":"NTFILE6g1xRprrG69D7bVL","market":"us","size":1437840},{"description":"EX-31","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/ex31_1q21.htm","primary":false,"translateUrl":null,"linkName":"ex31_1q21.htm","type":"EX-31","id":"NTFILE261MLGPLzbvRpgTk","market":"us","size":27832},{"description":"EX-32","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/ex32_1q21.htm","primary":false,"translateUrl":null,"linkName":"ex32_1q21.htm","type":"EX-32","id":"NTFILE2GYWNEKjcUMXUipB","market":"us","size":9212}],"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":[{"id":90698,"name":"Statement of Consolidated Operations (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90699,"name":"Statement of Consolidated Comprehensive Income (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90700,"name":"Consolidated Balance Sheet (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90701,"name":"Consolidated Balance Sheet (unaudited) (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90702,"name":"Statement of Consolidated Cash Flows (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R6.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90703,"name":"Statement of Changes in Consolidated Equity (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R7.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":90704,"name":"Statement of Changes in Consolidated Equity (unaudited) (Parenthetical)","name_zh":"综合权益变动表（未经审核）（括号内）","url":"https://www.sec.gov/Archives/edgar/data/4281/000000428121000064/R8.htm","cdn_url":"https://static.tigerbbs.com/f0dd89019641fe0c01fb5a1bee5f0ebc","translation_url":"https://static.tigerbbs.com/ba6aabc822e4aaecee211be5dd51d086","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-05-06 00:00","pubTimestamp":1620230400,"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":"12767748","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321000609-AA","pdf_url":null,"pub_time":1620230400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/4281/000115752321000609/0001157523-21-000609-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/4281/000115752321000609/a52424546_ex991.htm","primary":true,"translateUrl":null,"linkName":"a52424546_ex991.htm","type":"EX-99.1","id":"NTFILECnTrRXRsYvCpoTyu","market":"us","size":593193},{"description":"HOWMET AEROSPACE INC. 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000115752321000609/a52424546.htm","primary":false,"translateUrl":null,"linkName":"a52424546.htm","type":"8-K","id":"NTFILE9aQaUdCqdkxS7sk7","market":"us","size":30241}],"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":"2021-05-06 00:00","pubTimestamp":1620230400,"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":"12808880","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459021024165-AA","pdf_url":null,"pub_time":1620144000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"AA","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/0001564590-21-024165-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"AA-10-Q-03312021","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-10q_20210331.htm","primary":true,"translateUrl":null,"linkName":"aa-10q_20210331.htm","type":"10-Q","id":"NTFILE8CARv35GDcfSxjJb","market":"us","size":3709301},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-ex311_7.htm","primary":false,"translateUrl":null,"linkName":"aa-ex311_7.htm","type":"EX-31.1","id":"NTFILEcJTGREuZjwhUvk4a","market":"us","size":21134},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-ex312_10.htm","primary":false,"translateUrl":null,"linkName":"aa-ex312_10.htm","type":"EX-31.2","id":"NTFILEDdJJtUo7tXrtRBQ3","market":"us","size":20941},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-ex321_11.htm","primary":false,"translateUrl":null,"linkName":"aa-ex321_11.htm","type":"EX-32.1","id":"NTFILEmgS12yRgJDX14Pbv","market":"us","size":7739},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-ex322_6.htm","primary":false,"translateUrl":null,"linkName":"aa-ex322_6.htm","type":"EX-32.2","id":"NTFILE3L93FtJjXXyzs7a7","market":"us","size":7721},{"description":"EX-95.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/aa-ex951_9.htm","primary":false,"translateUrl":null,"linkName":"aa-ex951_9.htm","type":"EX-95.1","id":"NTFILECYceoC5rekP2YJcV","market":"us","size":3708}],"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":[{"id":94264,"name":"Statement of Consolidated Operations (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":94265,"name":"Statement of Consolidated Comprehensive Income (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":94266,"name":"Consolidated Balance Sheet (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":94267,"name":"Statement of Consolidated Cash Flows (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":94268,"name":"Statement of Changes in Consolidated Equity (unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1675149/000156459021024165/R6.htm","cdn_url":"","translation_url":"","translate_status":0}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-05-05 00:00","pubTimestamp":1620144000,"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":"12767756","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921060261-AA","pdf_url":null,"pub_time":1619971200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/4281/000110465921060261/0001104659-21-060261-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/4281/000110465921060261/tm2114970d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2114970d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEH6B3SnLjvCeZ7voY","market":"us","size":5908},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921060261/tm2114970d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2114970d1_8k.htm","type":"8-K","id":"NTFILE7AbjkZ7T5nS87wPJ","market":"us","size":29580},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921060261/tm2114970d1_ex99-1img01.jpg","primary":false,"translateUrl":null,"linkName":"tm2114970d1_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILE2gH1fwmtq6Wewkzf","market":"us","size":6017}],"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":"2021-05-03 00:00","pubTimestamp":1619971200,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12808886","market":"us","labels":[],"media":"sec.gov","original_id":"AN115752321000464-AA","pdf_url":null,"pub_time":1618416000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000464/0001157523-21-000464-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/1675149/000115752321000464/a52410362ex99_1.htm","primary":true,"translateUrl":null,"linkName":"a52410362ex99_1.htm","type":"EX-99.1","id":"NTFILEHfB96MDHAw6UgJQK","market":"us","size":818706},{"description":"ALCOA CORPORATION 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000115752321000464/a52410362.htm","primary":false,"translateUrl":null,"linkName":"a52410362.htm","type":"8-K","id":"NTFILE7NT4MwiUa9115FJ3","market":"us","size":31838}],"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":"2021-04-15 00:00","pubTimestamp":1618416000,"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":"12471410","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521107629-AA","pdf_url":null,"pub_time":1617638400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521107629/0001193125-21-107629-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.01: Completion of Acquisition or Disposition of Assets;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-2.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521107629/d127331dex21.htm","primary":true,"translateUrl":null,"linkName":"d127331dex21.htm","type":"EX-2.1","id":"NTFILE8yuky1g1Xt6qKG3w","market":"us","size":617093},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521107629/d127331d8k.htm","primary":false,"translateUrl":null,"linkName":"d127331d8k.htm","type":"8-K","id":"NTFILEBncUgBe3nnJkyrtT","market":"us","size":27439},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1675149/000119312521107629/d127331dex991.htm","primary":false,"translateUrl":null,"linkName":"d127331dex991.htm","type":"EX-99.1","id":"NTFILEEyJfLzp9e4wffXgN","market":"us","size":96122}],"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":"2021-04-06 00:00","pubTimestamp":1617638400,"title_zh":"8-K  - Current report","summary_en":"Item 2.01: Completion of Acquisition or Disposition of Assets;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12767753","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921045647-AA","pdf_url":null,"pub_time":1617206400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"AA","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/4281/000110465921045647/0001104659-21-045647-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\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/4281/000110465921045647/tm2111869d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2111869d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE7H9VwWspR5n2Wh3b","market":"us","size":10129},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921045647/tm2111869d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2111869d1_8k.htm","type":"8-K","id":"NTFILEHdS4hcfhGLFsubwF","market":"us","size":37383},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/4281/000110465921045647/tm2111869d1_ex99-1img01.jpg","primary":false,"translateUrl":null,"linkName":"tm2111869d1_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILE41umPJY27kDYS7KX","market":"us","size":5895}],"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":"2021-04-01 00:00","pubTimestamp":1617206400,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":22,"pageCount":7,"totalSize":434,"code":"91000000","status":"200"}]}}