US StockDetailed Quotes

Provided by Tiger Fintech (Singapore) Pte. Ltd.

Amentum Holdings, Inc.

24.38

-1.1400-4.47%

Post-market: 24.500.1200+0.49%17:48 EST

Volume:4.20M

Turnover:105.00M

Market Cap:5.93B

PE:96.47

High:26.20

Open:25.55

Low:24.02

Close:25.52

52wk High:26.63

52wk Low:16.01

Shares:243.33M

Float Shares:151.92M

Volume Ratio:1.33

T/O Rate:2.77%

Dividend:- -

Dividend Rate:- -

EPS(TTM):0.2527

EPS(LYR):-0.9011

ROE:1.80%

ROA:2.74%

PB:1.33

PE(LYR):-27.06

Loading ...

Overview Company News Filings

Quarterly Report

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

Major Issues Report

Form 8-K - Current report

Quarterly Report

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

Major Issues Report

Form 8-K - Current report

Correspondence

Form CORRESP - Correspondence

Correspondence

Form CORRESP - Correspondence

Public Prospectus

Form S-1 - General form for registration of securities under the Securities Act of 1933

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Quarterly Report

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

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Annual Report

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

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

Form SC 13G - Statement of Beneficial Ownership by Certain Investors

Employee Stock Ownership

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

Beneficial Ownership Change

Form SC 13D - General Statement of Acquisition of Beneficial Ownership

Employee Stock Ownership

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

{"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.be62fbe1.png","ogUrl":"https://www.itiger.com/stock/AMTM/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"AMTM","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMTM\",,,,,undefined,":{"symbol":"AMTM","market":"US","secType":"STK","nameCN":"Amentum Holdings, Inc.","latestPrice":24.38,"timestamp":1763672400000,"preClose":25.52,"halted":0,"volume":4204805,"hourTrading":{"tag":"盘后","latestPrice":24.5,"preClose":24.38,"latestTime":"17:48 EST","volume":47734,"amount":1162437.4616,"timestamp":1763678937749},"delay":0,"floatShares":151915839,"shares":243328645,"eps":0.252733,"marketStatus":"Post-Mkt","change":-1.14,"latestTime":"11-20 17:49:40 EST","open":25.55,"high":26.2,"low":24.02,"amount":105004875.49975501,"amplitude":0.085423,"askPrice":24.5,"askSize":500,"bidPrice":24,"bidSize":100,"shortable":3,"etf":0,"ttmEps":0.252733,"tradingStatus":3,"nextMarketStatus":{"tag":"Closed","tradingStatus":0,"beginTime":1763686800000},"marketStatusCode":4,"adr":0,"exchange":"NYSE","adjPreClose":25.52,"preHourTrading":{"tag":"盘前","latestPrice":25.9,"preClose":25.52,"latestTime":"09:29 EST","volume":184998,"amount":4746097.975278,"timestamp":1763648990034},"postHourTrading":{"tag":"盘后","latestPrice":24.5,"preClose":24.38,"latestTime":"17:48 EST","volume":47734,"amount":1162437.4616,"timestamp":1763678937749},"volumeRatio":1.331256,"impliedVol":0.6808,"impliedVolPercentile":0.604},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMTM\",,,,,undefined,":{"symbol":"AMTM","floatShares":151915839,"roa":"2.74%","roe":"1.80%","lyrEps":-0.901098,"volumeRatio":1.331256,"shares":243328645,"dividePrice":0,"high":26.2,"amplitude":0.085423,"preClose":25.52,"low":24.02,"week52Low":16.01,"pbRate":"1.33","psRate":"0.47","week52High":26.625,"institutionHeld":0,"latestPrice":24.38,"committee":-0.666667,"eps":0.252733,"divideRate":0,"volume":4204805,"delay":0,"ttmEps":0.252733,"open":25.55,"prevYearClose":21.03,"prevWeekClose":22.07,"prevMonthClose":22.41,"prevQuarterClose":23.95,"fiveDayClose":22.16,"twentyDayClose":23.16,"sixtyDayClose":25.17,"earningDate":1763913600000,"earningTime":"盘后"},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AMTM\",params:#limit:5,,,undefined,":[{"date":"2025-11-24","symbol":"AMTM","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2025/09","expectedEps":0.57,"defaultRemindTime":1764018000000,"name":null,"time":"Post Market","dateTimestamp":1763960400000,"actualEps":null},{"market":"US","date":"2025-08-05","symbol":"AMTM","fiscalQuarterEnding":"2025/06","expectedEps":0.51,"name":null,"time":"Post Market","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"post","actualEps":0.54},{"market":"US","date":"2025-05-06","symbol":"AMTM","fiscalQuarterEnding":"2025/03","expectedEps":0.48,"name":null,"time":"Post Market","type":"earning","dateTimestamp":1746504000000,"reportTimeType":"post","actualEps":0.53},{"market":"US","date":"2025-02-04","symbol":"AMTM","fiscalQuarterEnding":"2024/12","expectedEps":0.45,"name":null,"time":"Post Market","type":"earning","dateTimestamp":1738645200000,"reportTimeType":"post","actualEps":0.51},{"date":"2024-12-17","symbol":"AMTM","type":"earning","reportTimeType":"pre","market":"US","fiscalQuarterEnding":"2024/09","expectedEps":0.37,"defaultRemindTime":1734426000000,"name":null,"time":"Pre-Market","dateTimestamp":1734411600000,"actualEps":null}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AMTM\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AMTM\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.1,"buy":0.4,"hold":0.4,"sell":0.1,"strongSell":0,"meanLabel":"BUY","meanPercent":0.4,"analysts":10,"updateTime":1760590800000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AMTM\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AMTM","date":"2025-11-19","current":100.976129,"percent":0.534483,"low":-191.621635,"twenty":-146.568737,"median":-50.756964,"eighty":314.190137,"high":389.163872,"avg":49.811829,"sd":184.163287,"marketCap":5302131174},"quantilePoints":[{"date":"2024-09-27","current":-54.858299,"twenty":-61.12843,"median":-58.779802,"eighty":-56.576494,"marketCap":6245343041},{"date":"2024-10-04","current":-56.569972,"twenty":-61.12843,"median":-56.569972,"eighty":-54.628275,"marketCap":6440208519},{"date":"2024-10-11","current":-57.488941,"twenty":-58.568233,"median":-55.286706,"eighty":-54.411466,"marketCap":6544828453},{"date":"2024-10-18","current":-62.618066,"twenty":-62.143621,"median":-57.488941,"eighty":-54.561065,"marketCap":7128753668},{"date":"2024-10-25","current":-63.366063,"twenty":-62.796682,"median":-60.244774,"eighty":-54.756503,"marketCap":7213909429},{"date":"2024-11-01","current":-65.802397,"twenty":-63.755021,"median":-61.699097,"eighty":-54.960878,"marketCap":7491273906},{"date":"2024-11-08","current":-71.38032,"twenty":-64.943268,"median":-61.902125,"eighty":-55.338194,"marketCap":8126292578},{"date":"2024-11-15","current":-53.855811,"twenty":-65.819494,"median":-61.912811,"eighty":-55.338194,"marketCap":6131214759},{"date":"2024-11-22","current":-52.210216,"twenty":-64.943268,"median":-61.763211,"eighty":-54.411466,"marketCap":5943872086},{"date":"2024-11-29","current":-52.039246,"twenty":-64.267934,"median":-60.993842,"eighty":-53.355721,"marketCap":5924407912},{"date":"2024-12-06","current":-49.517426,"twenty":-64.088414,"median":-57.721958,"eighty":-52.36409,"marketCap":5637311348},{"date":"2024-12-13","current":-49.26097,"twenty":-63.85333,"median":-56.505858,"eighty":-51.19294,"marketCap":5608115087},{"date":"2024-12-20","current":-56.87932,"twenty":-63.958902,"median":-56.87932,"eighty":-51.547705,"marketCap":4664104266},{"date":"2024-12-27","current":-60.766222,"twenty":-63.76955,"median":-57.721958,"eighty":-51.902469,"marketCap":4982830223},{"date":"2025-01-03","current":-66.967463,"twenty":-64.11406,"median":-59.253001,"eighty":-52.039246,"marketCap":5491331940},{"date":"2025-01-10","current":-66.789437,"twenty":-64.610998,"median":-60.321157,"eighty":-52.176022,"marketCap":5476733805},{"date":"2025-01-17","current":-67.620225,"twenty":-66.02906,"median":-60.929412,"eighty":-52.517964,"marketCap":5544858437},{"date":"2025-01-24","current":-64.059704,"twenty":-66.200286,"median":-61.51744,"eighty":-52.77442,"marketCap":5252895728},{"date":"2025-01-31","current":-62.220102,"twenty":-66.063382,"median":-61.335784,"eighty":-52.906923,"marketCap":5102048329},{"date":"2025-02-07","current":-185.916612,"twenty":-66.725898,"median":-61.763211,"eighty":-52.979585,"marketCap":5391581760},{"date":"2025-02-14","current":-166.116829,"twenty":-67.65583,"median":-61.912811,"eighty":-53.522418,"marketCap":4817388034},{"date":"2025-02-21","current":-167.794777,"twenty":-68.516289,"median":-62.398128,"eighty":-53.914877,"marketCap":4866048520},{"date":"2025-02-28","current":-164.774471,"twenty":-69.359601,"median":-63.193962,"eighty":-54.11538,"marketCap":4778459646},{"date":"2025-03-07","current":-167.710879,"twenty":-120.822476,"median":-63.366063,"eighty":-54.368723,"marketCap":4863615495},{"date":"2025-03-14","current":-150.176325,"twenty":-154.236959,"median":-63.660699,"eighty":-54.539694,"marketCap":4355113425},{"date":"2025-03-21","current":-153.700015,"twenty":-154.857799,"median":-63.881678,"eighty":-54.705604,"marketCap":4457300444},{"date":"2025-03-28","current":-151.602581,"twenty":-155.411522,"median":-64.086882,"eighty":-54.926685,"marketCap":4396474837},{"date":"2025-04-04","current":-146.568737,"twenty":-155.411522,"median":-64.370516,"eighty":-55.235218,"marketCap":4250493382},{"date":"2025-04-11","current":-152.27376,"twenty":-154.891358,"median":-65.687661,"eighty":-55.793375,"marketCap":4415939031},{"date":"2025-04-17","current":-157.643193,"twenty":-156.45185,"median":-65.919939,"eighty":-56.222122,"marketCap":4571652584},{"date":"2025-04-25","current":-183.903075,"twenty":-157.173367,"median":-66.251196,"eighty":-56.46739,"marketCap":5333189177},{"date":"2025-05-02","current":-183.399691,"twenty":-159.32114,"median":-66.776772,"eighty":-56.631842,"marketCap":5318591032},{"date":"2025-05-09","current":322.554347,"twenty":-159.32114,"median":-66.700424,"eighty":-55.668762,"marketCap":5160869546},{"date":"2025-05-16","current":332.135169,"twenty":-157.911664,"median":-66.080543,"eighty":-54.518322,"marketCap":5314162701},{"date":"2025-05-23","current":322.554347,"twenty":-157.592854,"median":-65.802397,"eighty":-53.189025,"marketCap":5160869546},{"date":"2025-05-30","current":309.62784,"twenty":-157.3915,"median":-64.386085,"eighty":-52.594901,"marketCap":4954045448},{"date":"2025-06-06","current":331.983092,"twenty":-157.223706,"median":-64.190731,"eighty":-51.333991,"marketCap":5311729476},{"date":"2025-06-13","current":349.167742,"twenty":-156.972013,"median":-64.049946,"eighty":-50.970678,"marketCap":5586683865},{"date":"2025-06-20","current":332.743475,"twenty":-156.904895,"median":-63.822336,"eighty":-49.466135,"marketCap":5323895599},{"date":"2025-06-27","current":365.592008,"twenty":-156.686762,"median":-63.504976,"eighty":-47.692312,"marketCap":5849472130},{"date":"2025-07-03","current":368.177309,"twenty":-156.082701,"median":-63.344691,"eighty":310.722791,"marketCap":5890836950},{"date":"2025-07-11","current":365.287855,"twenty":-155.411522,"median":-63.064605,"eighty":316.319208,"marketCap":5844605681},{"date":"2025-07-18","current":388.403489,"twenty":-155.059153,"median":-62.309115,"eighty":322.554347,"marketCap":6214455832},{"date":"2025-07-25","current":384.905729,"twenty":-154.857799,"median":-61.89144,"eighty":323.801374,"marketCap":6158491665},{"date":"2025-08-01","current":379.735127,"twenty":-154.740343,"median":-61.51744,"eighty":329.884436,"marketCap":6075762025},{"date":"2025-08-08","current":121.102795,"twenty":-154.606107,"median":-60.766222,"eighty":332.043923,"marketCap":6297345332},{"date":"2025-08-15","current":119.04386,"twenty":-154.538989,"median":-60.425005,"eighty":329.884436,"marketCap":6190280728},{"date":"2025-08-22","current":113.568966,"twenty":-154.438312,"median":-59.371685,"eighty":326.386675,"marketCap":5905586214},{"date":"2025-08-29","current":118.154775,"twenty":-154.018825,"median":-58.896949,"eighty":324.440096,"marketCap":6144048286},{"date":"2025-09-05","current":113.101026,"twenty":-153.750354,"median":-57.834717,"eighty":324.075112,"marketCap":5881253349},{"date":"2025-09-12","current":112.071559,"twenty":-153.700015,"median":-56.87932,"eighty":323.89262,"marketCap":5827721047},{"date":"2025-09-19","current":104.210172,"twenty":-153.632897,"median":-56.30448,"eighty":323.43639,"marketCap":5418928924},{"date":"2025-09-26","current":104.631317,"twenty":-153.196631,"median":-55.029264,"eighty":322.919331,"marketCap":5440828502},{"date":"2025-10-03","current":117.686835,"twenty":-152.525452,"median":-54.55038,"eighty":322.554347,"marketCap":6119715421},{"date":"2025-10-10","current":111.837589,"twenty":-152.005288,"median":-54.003475,"eighty":322.554347,"marketCap":5815554615},{"date":"2025-10-17","current":106.08193,"twenty":-151.401227,"median":-52.968899,"eighty":322.189363,"marketCap":5516260382},{"date":"2025-10-24","current":108.374835,"twenty":-150.730048,"median":-52.594901,"eighty":321.398565,"marketCap":5635491418},{"date":"2025-10-31","current":102.478795,"twenty":-150.075648,"median":-51.953761,"eighty":320.242783,"marketCap":5328897325},{"date":"2025-11-07","current":101.964061,"twenty":-149.924633,"median":-51.098906,"eighty":317.231668,"marketCap":5302131174},{"date":"2025-11-14","current":103.695438,"twenty":-148.582275,"median":-50.981364,"eighty":314.372629,"marketCap":5392162773},{"date":"2025-11-19","current":101.964061,"twenty":-146.568737,"median":-50.756964,"eighty":314.190137,"marketCap":5302131174}],"updateTime":1763638950849},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AMTM\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"19956956","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000163-AMTM","pdf_url":"","pub_time":1754511598000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMTM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000163-index.html","us_notice_code":"Form 10-Q","us_title_en":"Form 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/2011286/000201128625000163/amtm-20250627.htm","primary":true,"translateUrl":"","linkName":"amtm-20250627.htm","type":"10-Q","id":"NTFILEHDVpPbK3pF62DAep","market":"us","size":1327428},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000163/amtm062725ex311.htm","primary":false,"translateUrl":"","linkName":"amtm062725ex311.htm","type":"EX-31.1","id":"NTFILEB1sguEjs6xv9SGpA","market":"us","size":9097},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000163/amtm062725ex312.htm","primary":false,"translateUrl":"","linkName":"amtm062725ex312.htm","type":"EX-31.2","id":"NTFILEHGq5SgmrjypMXf8h","market":"us","size":9079},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000163/amtm062725ex321.htm","primary":false,"translateUrl":"","linkName":"amtm062725ex321.htm","type":"EX-32.1","id":"NTFILE9DvrZPD3XFnAA5g3","market":"us","size":4851},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000163/amtm062725ex322.htm","primary":false,"translateUrl":"","linkName":"amtm062725ex322.htm","type":"EX-32.2","id":"NTFILEE1EZXmHZQt9Kc3Ty","market":"us","size":4864},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000163/amtm-20250627_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250627_g1.jpg","type":"GRAPHIC","id":"NTFILEG7tp6LHddNAp6BdU","market":"us","size":203890}],"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":"2025-08-07 04:19","pubTimestamp":1754511598,"title_zh":"Form 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":"19950393","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000158-AMTM","pdf_url":"","pub_time":1754366400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000158/0002011286-25-000158-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000158/exhibit991-august52025.htm","primary":true,"translateUrl":"","linkName":"exhibit991-august52025.htm","type":"EX-99.1","id":"NTFILE3DEUP81Uu4ek4Cqg","market":"us","size":609136},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000158/amtm-20250805.htm","primary":false,"translateUrl":"","linkName":"amtm-20250805.htm","type":"8-K","id":"NTFILEzepC7ywkEkoM1VkG","market":"us","size":77151},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000158/amtm-20250805_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250805_g1.jpg","type":"GRAPHIC","id":"NTFILEF8ArZujSKjgBi8yH","market":"us","size":203890}],"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":"2025-08-05 12:00","pubTimestamp":1754366400,"title_zh":"Form 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":"19611861","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000141-AMTM","pdf_url":"","pub_time":1746590400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMTM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/0002011286-25-000141-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 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/2011286/000201128625000141/amtm-20250328.htm","primary":true,"translateUrl":"","linkName":"amtm-20250328.htm","type":"10-Q","id":"NTFILEH3ASCoy48NUhr2Qy","market":"us","size":1327489},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/amtm032825ex311.htm","primary":false,"translateUrl":"","linkName":"amtm032825ex311.htm","type":"EX-31.1","id":"NTFILE5Z9CpZZCFr3PDpW1","market":"us","size":9189},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/amtm032825ex312.htm","primary":false,"translateUrl":"","linkName":"amtm032825ex312.htm","type":"EX-31.2","id":"NTFILE6gXCFytPAyNf5jwM","market":"us","size":9171},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/amtm032825ex321.htm","primary":false,"translateUrl":"","linkName":"amtm032825ex321.htm","type":"EX-32.1","id":"NTFILEBDuVUNXxGtyd2yHR","market":"us","size":4904},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/amtm032825ex322.htm","primary":false,"translateUrl":"","linkName":"amtm032825ex322.htm","type":"EX-32.2","id":"NTFILEBPKQj2dnW84Q6Vbq","market":"us","size":4917},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000141/amtm-20250328_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250328_g1.jpg","type":"GRAPHIC","id":"NTFILEEVUHsZam3QUZ5sPF","market":"us","size":203890}],"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":"2025-05-07 12:00","pubTimestamp":1746590400,"title_zh":"Form 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":"19605750","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000135-AMTM","pdf_url":"","pub_time":1746504000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000135/0002011286-25-000135-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000135/exhibit991-may62025.htm","primary":true,"translateUrl":"","linkName":"exhibit991-may62025.htm","type":"EX-99.1","id":"NTFILE4cfbbM7Hof6ZFPnk","market":"us","size":562388},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000135/amtm-20250506.htm","primary":false,"translateUrl":"","linkName":"amtm-20250506.htm","type":"8-K","id":"NTFILE39H8drCSuPYEQYZc","market":"us","size":77757},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000135/amtm-20250506_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250506_g1.jpg","type":"GRAPHIC","id":"NTFILEAMyfa7mUhj4Hzxw1","market":"us","size":203890}],"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":"2025-05-06 12:00","pubTimestamp":1746504000,"title_zh":"Form 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":"19364338","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025011478-AMTM","pdf_url":"","pub_time":1741579200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"AMTM","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011478/0001628280-25-011478-index.htm","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011478/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEETZT4B4ZX16CqbZ9","market":"us","size":9698}],"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":"2025-03-10 12:00","pubTimestamp":1741579200,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19364336","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025011481-AMTM","pdf_url":"","pub_time":1741579200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"AMTM","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011481/0001628280-25-011481-index.htm","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011481/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILE2sX5Sj5akdEX7a2S","market":"us","size":10824}],"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":"2025-03-10 12:00","pubTimestamp":1741579200,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19220808","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025011468-AMTM","pdf_url":"","pub_time":1741579200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-1 - General form for registration of securities under the Securities Act of 1933","symbol":"AMTM","title":"Form S-1 - General form for registration of securities under the Securities Act of 1933","titleType":"Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/0001628280-25-011468-index.htm","us_notice_code":"Form S-1","us_title_en":"Form S-1 - General form for registration of securities under the Securities Act of 1933","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/amentumholdingsinc-sx1shelf.htm","primary":true,"translateUrl":"","linkName":"amentumholdingsinc-sx1shelf.htm","type":"S-1","id":"NTFILE9Y8FG8vcT3vpNXrR","market":"us","size":711588},{"description":"EX-FILING FEES","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit107-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit107-sx1shelf.htm","type":"EX-FILING FEES","id":"NTFILEHiJTZ6QU8Y2aQNEr","market":"us","size":24376},{"description":"EX-1.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit11-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit11-sx1shelf.htm","type":"EX-1.1","id":"NTFILE2Lijax3UunXcz45L","market":"us","size":283787},{"description":"EX-5.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit51-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit51-sx1shelf.htm","type":"EX-5.1","id":"NTFILEHqauwpGcGnEeRnnL","market":"us","size":7894},{"description":"EX-21.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit211-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit211-sx1shelf.htm","type":"EX-21.1","id":"NTFILE7xJJnAdraxLJYZ8T","market":"us","size":158471},{"description":"EX-23.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit231-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit231-sx1shelf.htm","type":"EX-23.1","id":"NTFILE822DXV5JqfQBTudw","market":"us","size":2178},{"description":"EX-23.2","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/exhibit232-sx1shelf.htm","primary":false,"translateUrl":"","linkName":"exhibit232-sx1shelf.htm","type":"EX-23.2","id":"NTFILEHKy3VZXmnwdD2RfZ","market":"us","size":2153},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/amentumlogo.jpg","primary":false,"translateUrl":"","linkName":"amentumlogo.jpg","type":"GRAPHIC","id":"NTFILEEDRnzBy64SU3hH9J","market":"us","size":62367},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/backcover.jpg","primary":false,"translateUrl":"","linkName":"backcover.jpg","type":"GRAPHIC","id":"NTFILE3Mcocs1UiMsZXwn9","market":"us","size":7814},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/footer.jpg","primary":false,"translateUrl":"","linkName":"footer.jpg","type":"GRAPHIC","id":"NTFILE3g6Sx4QkBbfJUMEe","market":"us","size":577995},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000162828025011468/header.jpg","primary":false,"translateUrl":"","linkName":"header.jpg","type":"GRAPHIC","id":"NTFILE8GYtncKPVguZF211","market":"us","size":16561}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"Public Prospectus","pubTime":"2025-03-10 12:00","pubTimestamp":1741579200,"title_zh":"Form S-1 - General form for registration of securities under the Securities Act of 1933","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19216758","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000094-AMTM","pdf_url":"","pub_time":1741323600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000094/0002011286-25-000094-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":"EX-23.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000094/exhibit231-consentofindepe.htm","primary":true,"translateUrl":"","linkName":"exhibit231-consentofindepe.htm","type":"EX-23.1","id":"NTFILEGVg6v5jt1ArJUY1y","market":"us","size":3201},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000094/amtm-20250307.htm","primary":false,"translateUrl":"","linkName":"amtm-20250307.htm","type":"8-K","id":"NTFILE7UsoU1uZpaMidbyK","market":"us","size":98682},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000094/exhibit991-updatedform10xk.htm","primary":false,"translateUrl":"","linkName":"exhibit991-updatedform10xk.htm","type":"EX-99.1","id":"NTFILEGECfjTbyup42PU9J","market":"us","size":1484506},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000094/amtm-20250307_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250307_g1.jpg","type":"GRAPHIC","id":"NTFILE2oHhLCBbEopTFUJx","market":"us","size":203890}],"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":"2025-03-07 13:00","pubTimestamp":1741323600,"title_zh":"Form 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":"19216716","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000090-AMTM","pdf_url":"","pub_time":1741323600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000090/0002011286-25-000090-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000090/exhibit991-proformainforma.htm","primary":true,"translateUrl":"","linkName":"exhibit991-proformainforma.htm","type":"EX-99.1","id":"NTFILE92cUpCrRUqYULM5N","market":"us","size":185280},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000090/amtm-20250307.htm","primary":false,"translateUrl":"","linkName":"amtm-20250307.htm","type":"8-K","id":"NTFILECDxiZwPB6Pn6Bu5q","market":"us","size":83101},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000090/amtm-20250307_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250307_g1.jpg","type":"GRAPHIC","id":"NTFILECPtc7T2DaXDFrX81","market":"us","size":203890}],"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":"2025-03-07 13:00","pubTimestamp":1741323600,"title_zh":"Form 8-K - Current report","summary_en":"Item 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19216714","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000085-AMTM","pdf_url":"","pub_time":1741323600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000085/0002011286-25-000085-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":"GRAPHIC","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000085/amtm-20250305_g1.jpg","primary":true,"translateUrl":"","linkName":"amtm-20250305_g1.jpg","type":"GRAPHIC","id":"NTFILE9uCfmdjF5e5JQvoe","market":"us","size":203890},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000085/amtm-20250305.htm","primary":false,"translateUrl":"","linkName":"amtm-20250305.htm","type":"8-K","id":"NTFILE6L4TRGeUMgo1cZho","market":"us","size":148088}],"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":"2025-03-07 13:00","pubTimestamp":1741323600,"title_zh":"Form 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":"19130111","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000060-AMTM","pdf_url":"","pub_time":1738731600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMTM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/0002011286-25-000060-index.htm","us_notice_code":"Form 10-Q","us_title_en":"Form 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/2011286/000201128625000060/amtm-20241227.htm","primary":true,"translateUrl":"","linkName":"amtm-20241227.htm","type":"10-Q","id":"NTFILE2vYhFuJsxiTfK5Vu","market":"us","size":861728},{"description":"EX-4.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm122724-ex41.htm","primary":false,"translateUrl":"","linkName":"amtm122724-ex41.htm","type":"EX-4.1","id":"NTFILE6by5vswP8CBTwHUS","market":"us","size":23342},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm122724ex311.htm","primary":false,"translateUrl":"","linkName":"amtm122724ex311.htm","type":"EX-31.1","id":"NTFILE13DWd9KCWx492bso","market":"us","size":9194},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm122724ex312.htm","primary":false,"translateUrl":"","linkName":"amtm122724ex312.htm","type":"EX-31.2","id":"NTFILE2ydBwryhGTawiy4Q","market":"us","size":9176},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm122724ex321.htm","primary":false,"translateUrl":"","linkName":"amtm122724ex321.htm","type":"EX-32.1","id":"NTFILE9bT3BtsYZbzBPNNo","market":"us","size":4912},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm122724ex322.htm","primary":false,"translateUrl":"","linkName":"amtm122724ex322.htm","type":"EX-32.2","id":"NTFILECYrHuTDG1wcYAFjg","market":"us","size":4925},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000060/amtm-20241227_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20241227_g1.jpg","type":"GRAPHIC","id":"NTFILE5pHu2sLAVYjSXMMy","market":"us","size":203890}],"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":"2025-02-05 13:00","pubTimestamp":1738731600,"title_zh":"Form 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":"19130085","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000056-AMTM","pdf_url":"","pub_time":1738645200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000056/0002011286-25-000056-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000056/exhibit991-february42025.htm","primary":true,"translateUrl":"","linkName":"exhibit991-february42025.htm","type":"EX-99.1","id":"NTFILEGxBAsPJtfiw6eGC8","market":"us","size":348506},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000056/amtm-20250204.htm","primary":false,"translateUrl":"","linkName":"amtm-20250204.htm","type":"8-K","id":"NTFILEJCEAZqSQMVqdKcPq","market":"us","size":76284},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000056/amtm-20250204_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250204_g1.jpg","type":"GRAPHIC","id":"NTFILE4kVQLCPocRC55j6z","market":"us","size":203890}],"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":"2025-02-04 13:00","pubTimestamp":1738645200,"title_zh":"Form 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":"19087499","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128625000041-AMTM","pdf_url":"","pub_time":1738213200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000041/0002011286-25-000041-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":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000041/exhibit101-formofstockopti.htm","primary":true,"translateUrl":"","linkName":"exhibit101-formofstockopti.htm","type":"EX-10.1","id":"NTFILE8khQvVFVPNYfaHTx","market":"us","size":39575},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000041/amtm-20250128.htm","primary":false,"translateUrl":"","linkName":"amtm-20250128.htm","type":"8-K","id":"NTFILEAfERa2rwnWabsoEV","market":"us","size":80239},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128625000041/amtm-20250128_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20250128_g1.jpg","type":"GRAPHIC","id":"NTFILE7DD3T9QzfoArMR8X","market":"us","size":203890}],"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":"2025-01-30 13:00","pubTimestamp":1738213200,"title_zh":"Form 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":"18953706","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128624000072-AMTM","pdf_url":"","pub_time":1734411600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"AMTM","title":"Form 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/2011286/000201128624000072/0002011286-24-000072-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 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/2011286/000201128624000072/amtm-20240927.htm","primary":true,"translateUrl":"","linkName":"amtm-20240927.htm","type":"10-K","id":"NTFILE5eEeP4kgeHtX1968","market":"us","size":2241414},{"description":"EX-4.5","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex45.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex45.htm","type":"EX-4.5","id":"NTFILE2WqtyWwFGAMUB6aK","market":"us","size":41267},{"description":"EX-19.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex191.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex191.htm","type":"EX-19.1","id":"NTFILEEmNMLRz4rPVGjuYk","market":"us","size":92672},{"description":"EX-21.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex211.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex211.htm","type":"EX-21.1","id":"NTFILEHEnzpVs21FyzQr54","market":"us","size":95839},{"description":"EX-23.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex231.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex231.htm","type":"EX-23.1","id":"NTFILEdtztJVHvVHAENvmR","market":"us","size":3075},{"description":"EX-31.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex311.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex311.htm","type":"EX-31.1","id":"NTFILEpmW1ZRjVCsJApemw","market":"us","size":9192},{"description":"EX-31.2","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex312.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex312.htm","type":"EX-31.2","id":"NTFILEDS276SCyi68sBFrB","market":"us","size":9171},{"description":"EX-32.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex321.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex321.htm","type":"EX-32.1","id":"NTFILE2xGbjTzsxwEkm2r7","market":"us","size":4910},{"description":"EX-32.2","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex322.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex322.htm","type":"EX-32.2","id":"NTFILEHSyChuHwH12nJ22h","market":"us","size":4928},{"description":"EX-97.1","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm092724ex971.htm","primary":false,"translateUrl":"","linkName":"amtm092724ex971.htm","type":"EX-97.1","id":"NTFILE6DSt158HwB6zNWiJ","market":"us","size":39978},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000072/amtm-20240927_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20240927_g1.jpg","type":"GRAPHIC","id":"NTFILE5L5ihHZV5LTiVCjQ","market":"us","size":203890}],"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":"2024-12-17 13:00","pubTimestamp":1734411600,"title_zh":"Form 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":"18949454","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128624000064-AMTM","pdf_url":"","pub_time":1734325200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000064/0002011286-24-000064-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000064/amtm-exx991xdecember162024.htm","primary":true,"translateUrl":"","linkName":"amtm-exx991xdecember162024.htm","type":"EX-99.1","id":"NTFILE5k8dHTcv1C4UgKT1","market":"us","size":572955},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000064/amtm-20241216.htm","primary":false,"translateUrl":"","linkName":"amtm-20241216.htm","type":"8-K","id":"NTFILEDv3kQC3LTZf9zAyn","market":"us","size":76299},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000064/amtm-20241216_g1.jpg","primary":false,"translateUrl":"","linkName":"amtm-20241216_g1.jpg","type":"GRAPHIC","id":"NTFILEF5v73MEFDUvz8Xgj","market":"us","size":203890}],"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":"2024-12-16 13:00","pubTimestamp":1734325200,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"18830203","market":"us","labels":[],"media":"sec.gov","original_id":"AN201128624000042-AMTM","pdf_url":"","pub_time":1731532734000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMTM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000042-index.html","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":"AMENTUM HOLDINGS, INC. SEVERANCE PLAN FOR KEY EMPLOYEES","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit101-severanceplanfo.htm","primary":true,"translateUrl":"","linkName":"exhibit101-severanceplanfo.htm","type":"EX-10.1","id":"NTFILE2QhZRoBe3S84459q","market":"us","size":122047},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/amtm-20241106.htm","primary":false,"translateUrl":"","linkName":"amtm-20241106.htm","type":"8-K","id":"NTFILEHBcKntPSsCgQrDrk","market":"us","size":210240},{"description":"RESTRICTED STOCK UNIT AWARD AGREEMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit102-formofrsuagreem.htm","primary":false,"translateUrl":"","linkName":"exhibit102-formofrsuagreem.htm","type":"EX-10.2","id":"NTFILEAcA1rguirtQmeKQb","market":"us","size":43146},{"description":"NON-EMPLOYEE DIRECTOR RESTRICTED STOCK UNIT AWARD AGREEMENT","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit103-formofrsuagreem.htm","primary":false,"translateUrl":"","linkName":"exhibit103-formofrsuagreem.htm","type":"EX-10.3","id":"NTFILEDAvn7qYhoqHkEEzA","market":"us","size":42490},{"description":"PERFORMANCE SHARE UNIT AWARD AGREEMENT","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit104-formofpsuagreem.htm","primary":false,"translateUrl":"","linkName":"exhibit104-formofpsuagreem.htm","type":"EX-10.4","id":"NTFILE7NNDdh4CUnj9J6RS","market":"us","size":42629},{"description":"STEVEN J. DEMETRIOU EMPLOYMENT AGREEMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit105-demetriouemploy.htm","primary":false,"translateUrl":"","linkName":"exhibit105-demetriouemploy.htm","type":"EX-10.5","id":"NTFILE38R3hBJcF3G8eExc","market":"us","size":114431},{"description":"JOHN E. HELLER EMPLOYMENT AGREEMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit106-helleremploymen.htm","primary":false,"translateUrl":"","linkName":"exhibit106-helleremploymen.htm","type":"EX-10.6","id":"NTFILEAsNXDYso1FVjP63r","market":"us","size":126498},{"description":"TRAVIS B. JOHNSON EMPLOYMENT AGREEMENT","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit107-johnsonemployme.htm","primary":false,"translateUrl":"","linkName":"exhibit107-johnsonemployme.htm","type":"EX-10.7","id":"NTFILEGn1ybGUvbtjjYUwy","market":"us","size":124747},{"description":"STEPHEN ARNETTE EMPLOYMENT AGREEMENT","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000201128624000042/exhibit108-arnetteemployme.htm","primary":false,"translateUrl":"","linkName":"exhibit108-arnetteemployme.htm","type":"EX-10.8","id":"NTFILEYsDH84b5EL5LJxkC","market":"us","size":114340}],"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":"2024-11-14 05:18","pubTimestamp":1731532734,"title_zh":"Form 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":"18823099","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312524256176-AMTM","pdf_url":"","pub_time":1731387600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SC 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"AMTM","title":"Form SC 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000119312524256176/0001193125-24-256176-index.htm","us_notice_code":"Form SC 13G","us_title_en":"Form SC 13G - Statement of Beneficial Ownership by Certain Investors","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/52988/000119312524256176/d819281dsc13g.htm","primary":true,"translateUrl":"","linkName":"d819281dsc13g.htm","type":"SC 13G","id":"NTFILEBXhbcLp5DPad8xqH","market":"us","size":59242},{"description":"EX-99.A","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/52988/000119312524256176/d819281dex99a.htm","primary":false,"translateUrl":"","linkName":"d819281dex99a.htm","type":"EX-99.A","id":"NTFILE8ugyLLQdQZf1mbTG","market":"us","size":948},{"description":"EX-99.B","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/52988/000119312524256176/d819281dex99b.htm","primary":false,"translateUrl":"","linkName":"d819281dex99b.htm","type":"EX-99.B","id":"NTFILE2nwZ7YWcn3uPocNj","market":"us","size":3837}],"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":"2024-11-12 13:00","pubTimestamp":1731387600,"title_zh":"Form SC 13G - Statement of Beneficial Ownership by Certain Investors","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"18812803","market":"us","labels":[],"media":"sec.gov","original_id":"AN95015724001496-AMTM","pdf_url":"","pub_time":1731042000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"AMTM","title":"Form 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/2011286/000095015724001496/0000950157-24-001496-index.htm","us_notice_code":"Form S-8","us_title_en":"Form 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":"REGISTRATION STATEMENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/forms-8.htm","primary":true,"translateUrl":"","linkName":"forms-8.htm","type":"S-8","id":"NTFILE9uGY1wHRekoAgN4g","market":"us","size":40839},{"description":"OPINION OF CRAVATH, SWAINE & MOORE LLP","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/ex5-1.htm","primary":false,"translateUrl":"","linkName":"ex5-1.htm","type":"EX-5.1","id":"NTFILE87HZDgvgXMocDLs6","market":"us","size":9435},{"description":"CONSENT OF ERNST & YOUNG LLP","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/ex23-2.htm","primary":false,"translateUrl":"","linkName":"ex23-2.htm","type":"EX-23.2","id":"NTFILE8mZUwkcJ4hdZtvhm","market":"us","size":1802},{"description":"CONSENT OF ERNST & YOUNG LLP","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/ex23-3.htm","primary":false,"translateUrl":"","linkName":"ex23-3.htm","type":"EX-23.3","id":"NTFILEAzBaesHbFRCEkujz","market":"us","size":1448},{"description":"FILING FEES TABLE","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/ex107.htm","primary":false,"translateUrl":"","linkName":"ex107.htm","type":"EX-FILING FEES","id":"NTFILE47QK4QfkTbJBNRPL","market":"us","size":16030},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/csm_dcfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_dcfooter.jpg","type":"GRAPHIC","id":"NTFILE3JSxF4E9HSsQFDWu","market":"us","size":53644},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/csm_letterhead.jpg","primary":false,"translateUrl":"","linkName":"csm_letterhead.jpg","type":"GRAPHIC","id":"NTFILEF1vk6QnrwkvWkjwQ","market":"us","size":4214},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/csm_logofooter.jpg","primary":false,"translateUrl":"","linkName":"csm_logofooter.jpg","type":"GRAPHIC","id":"NTFILEFa2voynwuMu7b6QF","market":"us","size":17731},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/csm_nyfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_nyfooter.jpg","type":"GRAPHIC","id":"NTFILEA2PR7NmpsoN8NzFk","market":"us","size":54240},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001496/csm_ukfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_ukfooter.jpg","type":"GRAPHIC","id":"NTFILE8ZvnddMbduewhxX4","market":"us","size":52342}],"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":"2024-11-08 13:00","pubTimestamp":1731042000,"title_zh":"Form 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":"18682145","market":"us","labels":[],"media":"sec.gov","original_id":"AN95015724001378-AMTM","pdf_url":"","pub_time":1728014400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SC 13D - General Statement of Acquisition of Beneficial Ownership","symbol":"AMTM","title":"Form SC 13D - General Statement of Acquisition of Beneficial Ownership","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001378/0000950157-24-001378-index.htm","us_notice_code":"Form SC 13D","us_title_en":"Form SC 13D - General Statement of Acquisition of Beneficial Ownership","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001378/sc13d.htm","primary":true,"translateUrl":"","linkName":"sc13d.htm","type":"SC 13D","id":"NTFILE8StaGikF66fiusy8","market":"us","size":116043},{"description":"JOINT FILING AGREEMENT","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001378/ex99-1.htm","primary":false,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEBC2vSxXjEk1xEYCe","market":"us","size":17737}],"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":"2024-10-04 12:00","pubTimestamp":1728014400,"title_zh":"Form SC 13D - General Statement of Acquisition of Beneficial Ownership","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"18680702","market":"us","labels":[],"media":"sec.gov","original_id":"AN95015724001374-AMTM","pdf_url":"","pub_time":1728014400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"AMTM","title":"Form 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/2011286/000095015724001374/0000950157-24-001374-index.htm","us_notice_code":"Form S-8","us_title_en":"Form 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":"REGISTRATION STATEMENT","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/forms-8.htm","primary":true,"translateUrl":"","linkName":"forms-8.htm","type":"S-8","id":"NTFILE372nzX1TS2en9R1y","market":"us","size":65449},{"description":"OPINION OF CRAVATH, SWAINE & MOORE LLP","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/ex5-1.htm","primary":false,"translateUrl":"","linkName":"ex5-1.htm","type":"EX-5.1","id":"NTFILEGS42C1zRHBXMBDGL","market":"us","size":9316},{"description":"CONSENT OF ERNST & YOUNG LLP","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/ex23-2.htm","primary":false,"translateUrl":"","linkName":"ex23-2.htm","type":"EX-23.2","id":"NTFILEHySYcHqGZqUfqEmz","market":"us","size":1628},{"description":"CONSENT OF ERNST & YOUNG LLP","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/ex23-3.htm","primary":false,"translateUrl":"","linkName":"ex23-3.htm","type":"EX-23.3","id":"NTFILEBmGmbRP8YhHjFYMr","market":"us","size":1469},{"description":"FILING FEES TABLE","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/ex107.htm","primary":false,"translateUrl":"","linkName":"ex107.htm","type":"EX-FILING FEES","id":"NTFILEA4cVvNWkJM9aBoZG","market":"us","size":18463},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/csm_dcfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_dcfooter.jpg","type":"GRAPHIC","id":"NTFILEezJURi2NLDGGwwv9","market":"us","size":53644},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/csm_letterhead.jpg","primary":false,"translateUrl":"","linkName":"csm_letterhead.jpg","type":"GRAPHIC","id":"NTFILEAGb6dgjvsfn6sLM1","market":"us","size":4214},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/csm_logofooter.jpg","primary":false,"translateUrl":"","linkName":"csm_logofooter.jpg","type":"GRAPHIC","id":"NTFILE4LwJFfW2yyCDpwWs","market":"us","size":17731},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/csm_nyfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_nyfooter.jpg","type":"GRAPHIC","id":"NTFILEBug45GSbn95JuHCw","market":"us","size":54240},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/2011286/000095015724001374/csm_ukfooter.jpg","primary":false,"translateUrl":"","linkName":"csm_ukfooter.jpg","type":"GRAPHIC","id":"NTFILE9Kwr8sSAJhpuaHPG","market":"us","size":52342}],"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":"2024-10-04 12:00","pubTimestamp":1728014400,"title_zh":"Form S-8 - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":2,"pageCount":1,"totalSize":29,"code":"91000000","status":"200"}]}}