US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

AMASS Brands (Direct Listing)

0.4737

+0.03277.41%

Post-market: 0.47500.0013+0.27%18:26 EDT

Volume:4.03M

Turnover:2.14M

Market Cap:5.50M

PE:-0.27

High:0.6199

Open:0.4840

Low:0.4400

Close:0.4410

52wk High:17.00

52wk Low:0.4400

Shares:11.61M

Float Shares:7.02M

Volume Ratio:17.38

T/O Rate:57.36%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-1.7400

EPS(LYR):-4.5629

ROE:-243.02%

ROA:-15.74%

PB:-4.30

PE(LYR):-0.10

Loading ...

Overview Company News Filings

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

Major Issues Report

Form 8-K - Current report

Employee Stock Ownership

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

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Public Prospectus

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

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

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

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

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

[Amend]Public Prospectus

Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]

[Amend]Public Prospectus

Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]

[Amend]Public Prospectus

Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]

{"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://sg1.tigeractivity.com/stock/AMSS/filings"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"AMSS","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMSS\",,,,,undefined,":{"symbol":"AMSS","market":"US","secType":"STK","nameCN":"AMASS Brands (Direct Listing)","latestPrice":0.4737,"timestamp":1790798400000,"preClose":0.441,"halted":0,"volume":4025679,"hourTrading":{"tag":"盘后","latestPrice":0.475,"preClose":0.4737,"latestTime":"18:26 EDT","volume":42737,"amount":20232.0889804,"timestamp":1790807173819,"change":0.0013,"changeRate":0.002744,"amplitude":0.137218},"delay":0,"changeRate":0.07414965986394559,"floatShares":7018200,"shares":11605100,"eps":-1.74,"marketStatus":"Post-Mkt","change":0.0327,"latestTime":"09-30 18:57:33 EDT","open":0.484,"high":0.6199,"low":0.44,"amount":2135403.14896734,"amplitude":0.407937,"askPrice":0.475,"askSize":177,"bidPrice":0.4116,"bidSize":100,"shortable":0,"etf":0,"ttmEps":-1.74,"tradingStatus":3,"nextMarketStatus":{"tag":"Closed","tradingStatus":0,"beginTime":1790812800000},"marketStatusCode":4,"adr":0,"listingDate":1779249600000,"exchange":"NASDAQ","adjPreClose":0.441,"preHourTrading":{"tag":"盘前","latestPrice":0.4837,"preClose":0.441,"latestTime":"09:26 EDT","volume":19014,"amount":8893.976090760001,"timestamp":1790774782905,"change":0.0427,"changeRate":0.096825,"amplitude":0.297279},"postHourTrading":{"tag":"盘后","latestPrice":0.475,"preClose":0.4737,"latestTime":"18:26 EDT","volume":42737,"amount":20232.0889804,"timestamp":1790807173819,"change":0.0013,"changeRate":0.002744,"amplitude":0.137218},"volumeRatio":17.381673},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMSS\",,,,,undefined,":{"symbol":"AMSS","floatShares":7018200,"roa":"-15.74%","roe":"-243.02%","lyrEps":-4.5629,"volumeRatio":17.381673,"shares":11605100,"dividePrice":0,"high":0.6199,"amplitude":0.407937,"preClose":0.441,"low":0.44,"week52Low":0.44,"pbRate":"-4.30","psRate":"0.31","week52High":17,"institutionHeld":0,"latestPrice":0.4737,"committee":-0.277978,"eps":-1.74,"divideRate":0,"volume":4025679,"delay":0,"ttmEps":-1.74,"open":0.484,"prevYearClose":17,"prevWeekClose":0.64,"prevMonthClose":0.799,"prevQuarterClose":2.05,"fiveDayClose":0.7259,"twentyDayClose":0.8174,"sixtyDayClose":1.71},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AMSS\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-14","symbol":"AMSS","fiscalQuarterEnding":"2026/06","expectedEps":null,"name":null,"time":"","type":"earning","dateTimestamp":1786680000000,"reportTimeType":"","actualEps":-0.69}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AMSS\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AMSS\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0,"buy":1,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":1,"analysts":1,"updateTime":1783051200000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AMSS\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AMSS","date":"2026-09-29","current":-0.272241,"percent":1,"low":-16.360167,"twenty":-2.433575,"median":-0.982288,"eighty":-0.467627,"high":-0.320268,"avg":-1.806768,"sd":2.288442,"marketCap":6467511},"quantilePoints":[{"date":"2026-05-22","current":-6.574742,"twenty":-14.458298,"median":-11.605494,"eighty":-8.587043,"marketCap":95844711},{"date":"2026-05-29","current":-4.345669,"twenty":-10.599344,"median":-5.82831,"eighty":-4.359984,"marketCap":63349926},{"date":"2026-06-05","current":-3.834414,"twenty":-6.425456,"median":-4.268981,"eighty":-3.92644,"marketCap":55896993},{"date":"2026-06-12","current":-2.873254,"twenty":-5.546097,"median":-4.049141,"eighty":-3.488805,"marketCap":41885480},{"date":"2026-06-18","current":-1.850744,"twenty":-4.417245,"median":-3.834414,"eighty":-2.719878,"marketCap":26979615},{"date":"2026-06-26","current":-1.993895,"twenty":-4.345669,"median":-3.537886,"eighty":-2.157497,"marketCap":29066436},{"date":"2026-07-02","current":-1.98367,"twenty":-4.222968,"median":-3.029187,"eighty":-2.094101,"marketCap":28917378},{"date":"2026-07-10","current":-1.293346,"twenty":-4.094132,"median":-2.638077,"eighty":-1.93459,"marketCap":18050417},{"date":"2026-07-17","current":-1.015031,"twenty":-4.053231,"median":-2.305762,"eighty":-1.452342,"marketCap":14166150},{"date":"2026-07-24","current":-0.933173,"twenty":-3.92644,"median":-2.096146,"eighty":-1.275337,"marketCap":13023719},{"date":"2026-07-31","current":-1.015031,"twenty":-3.858954,"median":-2.085921,"eighty":-1.085428,"marketCap":14166150},{"date":"2026-08-07","current":-0.924988,"twenty":-3.730118,"median":-1.96322,"eighty":-1.011757,"marketCap":12909475},{"date":"2026-08-14","current":-0.90043,"twenty":-3.636047,"median":-1.850744,"eighty":-0.957731,"marketCap":12566746},{"date":"2026-08-21","current":-0.567782,"twenty":-3.521526,"median":-1.432624,"eighty":-0.929899,"marketCap":11465820},{"date":"2026-08-28","current":-0.473764,"twenty":-3.293506,"median":-1.326089,"eighty":-0.893882,"marketCap":9567228},{"date":"2026-09-04","current":-0.476982,"twenty":-2.998,"median":-1.195117,"eighty":-0.827257,"marketCap":9632217},{"date":"2026-09-11","current":-0.41417,"twenty":-2.811904,"median":-1.08461,"eighty":-0.632506,"marketCap":8363781},{"date":"2026-09-18","current":-0.387965,"twenty":-2.687158,"median":-1.015031,"eighty":-0.565023,"marketCap":7834590},{"date":"2026-09-25","current":-0.389114,"twenty":-2.535826,"median":-0.99866,"eighty":-0.475051,"marketCap":7857800},{"date":"2026-09-29","current":-0.320268,"twenty":-2.433575,"median":-0.982288,"eighty":-0.467627,"marketCap":6467511}],"updateTime":1790809051200},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AMSS\",pageSize:20,pageCount:1,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"21652312","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000597-AMSS","pdf_url":"","pub_time":1787284800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000597/0001575872-26-000597-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 3.03: Material Modifications to Rights of Security Holders;\nItem 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 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 3.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000597/amss041_ex3-1.htm","primary":true,"translateUrl":"","linkName":"amss041_ex3-1.htm","type":"EX-3.1","id":"NTFILEBkDeoX9Yg1PcWNKU","market":"us","size":385938},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000597/amss041_8k.htm","primary":false,"translateUrl":"","linkName":"amss041_8k.htm","type":"8-K","id":"NTFILEBTmaZefwMYbzLV2J","market":"us","size":94613}],"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":"2026-08-21 12:00","pubTimestamp":1787284800,"title_zh":"Form 8-K - Current report","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21626954","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000587-AMSS","pdf_url":"","pub_time":1786939200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000587/0001575872-26-000587-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/1851491/000157587226000587/amss040_ex99-1.htm","primary":true,"translateUrl":"","linkName":"amss040_ex99-1.htm","type":"EX-99.1","id":"NTFILECdUHpzEd8nJazQQF","market":"us","size":1464284},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000587/amss040_8k.htm","primary":false,"translateUrl":"","linkName":"amss040_8k.htm","type":"8-K","id":"NTFILE7HpedMw3doFaNcYV","market":"us","size":78178}],"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":"2026-08-17 12:00","pubTimestamp":1786939200,"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":"21620810","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000579-AMSS","pdf_url":"","pub_time":1786680000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMSS","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000579/0001575872-26-000579-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/1851491/000157587226000579/amass039_10q.htm","primary":true,"translateUrl":"","linkName":"amass039_10q.htm","type":"10-Q","id":"NTFILEHw6gbtStpeH1a8tf","market":"us","size":8186343},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000579/amss039_ex31-1.htm","primary":false,"translateUrl":"","linkName":"amss039_ex31-1.htm","type":"EX-31.1","id":"NTFILE2NLKJhFXMetLbY6b","market":"us","size":49972},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000579/amss039_ex31-2.htm","primary":false,"translateUrl":"","linkName":"amss039_ex31-2.htm","type":"EX-31.2","id":"NTFILEANUKjmetQ1aVVVDi","market":"us","size":49492},{"description":"EXHIBIT 32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000579/amss039_ex32-1.htm","primary":false,"translateUrl":"","linkName":"amss039_ex32-1.htm","type":"EX-32.1","id":"NTFILEFePySGq6SVchz7jJ","market":"us","size":37295}],"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":"2026-08-14 12:00","pubTimestamp":1786680000,"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":"21581083","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000551-AMSS","pdf_url":"","pub_time":1785902400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000551/0001575872-26-000551-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 1.02: Termination of a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000551/amass038_ex10-1.htm","primary":true,"translateUrl":"","linkName":"amass038_ex10-1.htm","type":"EX-10.1","id":"NTFILEBaisT5FRrNPrwdb2","market":"us","size":495376},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000551/amass038_8k.htm","primary":false,"translateUrl":"","linkName":"amass038_8k.htm","type":"8-K","id":"NTFILE6FTNVVM5qriuUVir","market":"us","size":88029}],"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":"2026-08-05 12:00","pubTimestamp":1785902400,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 1.02: Termination of a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21561284","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000545-AMSS","pdf_url":"","pub_time":1785470400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/0001575872-26-000545-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":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1.htm","primary":true,"translateUrl":"","linkName":"amass037_ex99-1.htm","type":"EX-99.1","id":"NTFILE4RT9Zvr4TduagYRZ","market":"us","size":8931},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_8k.htm","primary":false,"translateUrl":"","linkName":"amass037_8k.htm","type":"8-K","id":"NTFILEG4VWp5uTGANjMYqP","market":"us","size":72886},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILEChiRmdqzJeBtjHkK","market":"us","size":475304},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img02.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img02.jpg","type":"GRAPHIC","id":"NTFILEE15GSh21UdRBPMkD","market":"us","size":518115},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img03.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img03.jpg","type":"GRAPHIC","id":"NTFILE5iBVWyTFAnTCmEzZ","market":"us","size":187580},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img04.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img04.jpg","type":"GRAPHIC","id":"NTFILE2zq9PjnbDgWoPUUE","market":"us","size":219082},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img05.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img05.jpg","type":"GRAPHIC","id":"NTFILEHh5Mjk24CGDw4bsV","market":"us","size":233479},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img06.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img06.jpg","type":"GRAPHIC","id":"NTFILE8DottZvouYTEN8Yw","market":"us","size":172126},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img07.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img07.jpg","type":"GRAPHIC","id":"NTFILE9T51UW7X9auxf93G","market":"us","size":266964},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img08.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img08.jpg","type":"GRAPHIC","id":"NTFILE2gZihYrxam9yv9ho","market":"us","size":417925},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img09.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img09.jpg","type":"GRAPHIC","id":"NTFILEEu9TXfDgv5b5FHvv","market":"us","size":268251},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img10.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img10.jpg","type":"GRAPHIC","id":"NTFILEEBFJMMLUHpvkHw9G","market":"us","size":281561},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img11.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img11.jpg","type":"GRAPHIC","id":"NTFILEBjPK1oH416A7Rbkd","market":"us","size":265082},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img12.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img12.jpg","type":"GRAPHIC","id":"NTFILE2pVc8mSojbnrnhFs","market":"us","size":395852},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000545/amass037_ex99-1img13.jpg","primary":false,"translateUrl":"","linkName":"amass037_ex99-1img13.jpg","type":"GRAPHIC","id":"NTFILE5TJF9Ciz24WUiUHM","market":"us","size":413006}],"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":"2026-07-31 12:00","pubTimestamp":1785470400,"title_zh":"Form 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":"21539871","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000534-AMSS","pdf_url":"","pub_time":1785184226000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/0001575872-26-000534-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 3.01: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000534/amass036_8k.htm","primary":true,"translateUrl":"","linkName":"amass036_8k.htm","type":"8-K","id":"NTFILE3BVpaPZZHatnoSkz","market":"us","size":72089}],"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":"2026-07-28 04:30","pubTimestamp":1785184226,"title_zh":"Form 8-K - Current report","summary_en":"Item 3.01: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21521012","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000506-AMSS","pdf_url":"","pub_time":1784520000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-8 - Securities to be offered to employees in employee benefit plans","symbol":"AMSS","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/1851491/000157587226000506/0001575872-26-000506-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":"FORM S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000506/amass034_s8.htm","primary":true,"translateUrl":"","linkName":"amass034_s8.htm","type":"S-8","id":"NTFILE52nWtSNhFTUfjPsK","market":"us","size":51031},{"description":"EXHIBIT 5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000506/amass034_ex5-1.htm","primary":false,"translateUrl":"","linkName":"amass034_ex5-1.htm","type":"EX-5.1","id":"NTFILEtjvGeFJR3xJbKzW8","market":"us","size":10068},{"description":"EXHIBIT 23.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000506/amass034_ex23-2.htm","primary":false,"translateUrl":"","linkName":"amass034_ex23-2.htm","type":"EX-23.2","id":"NTFILEGoHgRoRmroVxWH9m","market":"us","size":2201},{"description":"EX-FILING FEES","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000506/amass034_ex107.htm","primary":false,"translateUrl":"","linkName":"amass034_ex107.htm","type":"EX-FILING FEES","id":"NTFILEEfbg7FskotbWjJKy","market":"us","size":16216},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000506/amass034_ex5-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass034_ex5-1img01.jpg","type":"GRAPHIC","id":"NTFILE3mG8a3omDcKueYDT","market":"us","size":4740}],"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":"2026-07-20 12:00","pubTimestamp":1784520000,"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":"21493430","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000497-AMSS","pdf_url":"","pub_time":1783656000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000497/0001575872-26-000497-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 4.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000497/amass032_ex4-1.htm","primary":true,"translateUrl":"","linkName":"amass032_ex4-1.htm","type":"EX-4.1","id":"NTFILE4XKaU7dVkwjPzdsw","market":"us","size":61565},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000497/amass032_8k.htm","primary":false,"translateUrl":"","linkName":"amass032_8k.htm","type":"8-K","id":"NTFILEGhnR1PQeK8QzJgR5","market":"us","size":73570}],"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":"2026-07-10 12:00","pubTimestamp":1783656000,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21453993","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000456-AMSS","pdf_url":"","pub_time":1782781228000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/0001575872-26-000456-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000456/amass029_ex10-1.htm","primary":true,"translateUrl":"","linkName":"amass029_ex10-1.htm","type":"EX-10.1","id":"NTFILEF51reDZ7MAyJm5qy","market":"us","size":186143},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000456/amass029_8k.htm","primary":false,"translateUrl":"","linkName":"amass029_8k.htm","type":"8-K","id":"NTFILE3E1aQHUF5ddNvDih","market":"us","size":112841},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000456/amass029_ex10-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass029_ex10-1img01.jpg","type":"GRAPHIC","id":"NTFILEDoH4mFXXkmBuRgGC","market":"us","size":3384}],"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":"2026-06-30 09:00","pubTimestamp":1782781228,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21453790","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000454-AMSS","pdf_url":"","pub_time":1782780718000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-1 - General form for registration of securities under the Securities Act of 1933","symbol":"AMSS","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/1851491/0001575872-26-000454-index.html","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":"FORM S-1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000454/amass028_s1.htm","primary":true,"translateUrl":"","linkName":"amass028_s1.htm","type":"S-1","id":"NTFILECV9vdDQjWcHNzL7j","market":"us","size":2376029},{"description":"EXHIBIT 5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000454/amass028_ex5-1.htm","primary":false,"translateUrl":"","linkName":"amass028_ex5-1.htm","type":"EX-5.1","id":"NTFILE9x71xn8pLwjMoRPN","market":"us","size":12186},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000454/amass028_ex23-1.htm","primary":false,"translateUrl":"","linkName":"amass028_ex23-1.htm","type":"EX-23.1","id":"NTFILE6SEQF9utXQE77bUz","market":"us","size":2478},{"description":"EX-FILING FEES","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000454/amass028_ex107.htm","primary":false,"translateUrl":"","linkName":"amass028_ex107.htm","type":"EX-FILING FEES","id":"NTFILEHPp18EiGukqTo9RR","market":"us","size":25441},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000454/amass028_ex5-1img001.jpg","primary":false,"translateUrl":"","linkName":"amass028_ex5-1img001.jpg","type":"GRAPHIC","id":"NTFILECFawSAFUo8Sxyxkg","market":"us","size":3953}],"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":"2026-06-30 08:51","pubTimestamp":1782780718,"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":"21446829","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000451-AMSS","pdf_url":"","pub_time":1782705600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMSS","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000451/0001575872-26-000451-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/1851491/000157587226000451/amss-20260331.htm","primary":true,"translateUrl":"","linkName":"amss-20260331.htm","type":"10-Q","id":"NTFILE2e4QJyKLiNs2SHwt","market":"us","size":6513999},{"description":"AMASS023_EX31-1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000451/amass023_ex31-1.htm","primary":false,"translateUrl":"","linkName":"amass023_ex31-1.htm","type":"EX-31.1","id":"NTFILE3ZczHC2s7UxriApB","market":"us","size":33844},{"description":"AMASS023_EX31-2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000451/amass023_ex31-2.htm","primary":false,"translateUrl":"","linkName":"amass023_ex31-2.htm","type":"EX-31.2","id":"NTFILE474eHLz5k1REg16a","market":"us","size":33984},{"description":"AMASS023_EX32-1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000451/amass023_ex32-1.htm","primary":false,"translateUrl":"","linkName":"amass023_ex32-1.htm","type":"EX-32.1","id":"NTFILE7A9Uw3LCGezeQu6M","market":"us","size":18710}],"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":"2026-06-29 12:00","pubTimestamp":1782705600,"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":"21423687","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000442-AMSS","pdf_url":"","pub_time":1782187200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/0001575872-26-000442-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/amass027_ex10-1.htm","primary":true,"translateUrl":"","linkName":"amass027_ex10-1.htm","type":"EX-10.1","id":"NTFILEBqPPR26idDmbtLpV","market":"us","size":177932},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/amass027_8k.htm","primary":false,"translateUrl":"","linkName":"amass027_8k.htm","type":"8-K","id":"NTFILE72SHtNw9QBFLq4Q7","market":"us","size":81210},{"description":"EXHIBIT 10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/amass027_ex10-2.htm","primary":false,"translateUrl":"","linkName":"amass027_ex10-2.htm","type":"EX-10.2","id":"NTFILEFVNK5cnAQ5bkHxV1","market":"us","size":182985},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/amass027_ex10-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass027_ex10-1img01.jpg","type":"GRAPHIC","id":"NTFILE6VQd4uU94pvDQGex","market":"us","size":3384},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000442/amass027_ex10-2img01.jpg","primary":false,"translateUrl":"","linkName":"amass027_ex10-2img01.jpg","type":"GRAPHIC","id":"NTFILEGhhDP6e5LGhaCdNA","market":"us","size":3384}],"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":"2026-06-23 12:00","pubTimestamp":1782187200,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21398532","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000415-AMSS","pdf_url":"","pub_time":1781305378000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/0001575872-26-000415-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 4.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000415/amass024_ex4-1.htm","primary":true,"translateUrl":"","linkName":"amass024_ex4-1.htm","type":"EX-4.1","id":"NTFILE7bhmtcRq5KQercBx","market":"us","size":57491},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000415/amass024_8k.htm","primary":false,"translateUrl":"","linkName":"amass024_8k.htm","type":"8-K","id":"NTFILEGv5tp6xkpjrqN7mB","market":"us","size":80865}],"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":"2026-06-13 07:02","pubTimestamp":1781305378,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21330808","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000377-AMSS","pdf_url":"","pub_time":1780027200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000377/0001575872-26-000377-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 4.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000377/amass021_ex4-1.htm","primary":true,"translateUrl":"","linkName":"amass021_ex4-1.htm","type":"EX-4.1","id":"NTFILE7kBs11pJ1jC4s8WG","market":"us","size":49225},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000377/amass021_8k.htm","primary":false,"translateUrl":"","linkName":"amass021_8k.htm","type":"8-K","id":"NTFILEAVTu7PNWHhTSsWVw","market":"us","size":79342}],"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":"2026-05-29 12:00","pubTimestamp":1780027200,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21329589","market":"us","labels":[],"media":"sec.gov","original_id":"AN185141626000017-AMSS","pdf_url":"","pub_time":1780027200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","symbol":"AMSS","title":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000185141626000017/0001851416-26-000017-index.htm","us_notice_code":"Form SCHEDULE 13G","us_title_en":"Form SCHEDULE 13G - Statement of Beneficial Ownership by Certain Investors","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851416/000185141626000017/xslSCHEDULE_13G_X02/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"SCHEDULE 13G","id":"NTFILE5B8djhZi4YwyWREw","market":"us","size":0}],"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":"2026-05-29 12:00","pubTimestamp":1780027200,"title_zh":"Form SCHEDULE 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":"21313374","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000364-AMSS","pdf_url":"","pub_time":1779826539000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/0001575872-26-000364-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 3.02: Unregistered Sales of Equity Securities;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000364/amass019_8k.htm","primary":true,"translateUrl":"","linkName":"amass019_8k.htm","type":"8-K","id":"NTFILEGoKiqP4B3Y7SeEtg","market":"us","size":89321}],"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":"2026-05-27 04:15","pubTimestamp":1779826539,"title_zh":"Form 8-K - Current report","summary_en":"Item 3.02: Unregistered Sales of Equity Securities;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21289153","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000349-AMSS","pdf_url":"","pub_time":1779249600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMSS","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000349/0001575872-26-000349-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 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 3.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000349/amass018_ex3-1.htm","primary":true,"translateUrl":"","linkName":"amass018_ex3-1.htm","type":"EX-3.1","id":"NTFILEGnZfRJjQY5jrCtDE","market":"us","size":289766},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000349/amass018_8k.htm","primary":false,"translateUrl":"","linkName":"amass018_8k.htm","type":"8-K","id":"NTFILECcqgGLiqY9vTeFUF","market":"us","size":96705},{"description":"EXHIBIT 99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000349/amass018_ex99-1.htm","primary":false,"translateUrl":"","linkName":"amass018_ex99-1.htm","type":"EX-99.1","id":"NTFILE8hWsU6wYZWnLgMNW","market":"us","size":22425},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000349/amass018_ex99-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass018_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILECBsokyFfchDejWd9","market":"us","size":4164}],"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":"2026-05-20 12:00","pubTimestamp":1779249600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 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":"21207477","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000273-AMSS","pdf_url":"","pub_time":1777867200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","symbol":"AMSS","title":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","titleType":"[Amend]Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000273/0001575872-26-000273-index.htm","us_notice_code":"Form S-1/A","us_title_en":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM S-1A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000273/amass008_s1a.htm","primary":true,"translateUrl":"","linkName":"amass008_s1a.htm","type":"S-1/A","id":"NTFILEH1QfZiV2p2VycCtv","market":"us","size":3712379},{"description":"EXHIBIT 10.53","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000273/amass008_ex10-53.htm","primary":false,"translateUrl":"","linkName":"amass008_ex10-53.htm","type":"EX-10.53","id":"NTFILE7pmddH8om8VPrkNE","market":"us","size":160195},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000273/amass008_ex23-1.htm","primary":false,"translateUrl":"","linkName":"amass008_ex23-1.htm","type":"EX-23.1","id":"NTFILE6SdwHVQPZf4ZiNud","market":"us","size":4798}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"[Amend]Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"[Amend]Public Prospectus","pubTime":"2026-05-04 12:00","pubTimestamp":1777867200,"title_zh":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21207491","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000270-AMSS","pdf_url":"","pub_time":1777521600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","symbol":"AMSS","title":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","titleType":"[Amend]Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000270/0001575872-26-000270-index.htm","us_notice_code":"Form S-1/A","us_title_en":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM S-1/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000270/amass007_s1a.htm","primary":true,"translateUrl":"","linkName":"amass007_s1a.htm","type":"S-1/A","id":"NTFILEqTtyjTpoexQg755M","market":"us","size":87875},{"description":"EXHIBIT 3.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000270/amass007_ex3-1.htm","primary":false,"translateUrl":"","linkName":"amass007_ex3-1.htm","type":"EX-3.1","id":"NTFILE6hzcCjMTuSd32JUf","market":"us","size":162919}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"[Amend]Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"[Amend]Public Prospectus","pubTime":"2026-04-30 12:00","pubTimestamp":1777521600,"title_zh":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"21207509","market":"us","labels":[],"media":"sec.gov","original_id":"AN157587226000258-AMSS","pdf_url":"","pub_time":1776916800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","symbol":"AMSS","title":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","titleType":"[Amend]Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/0001575872-26-000258-index.htm","us_notice_code":"Form S-1/A","us_title_en":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM S-1/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_s1a.htm","primary":true,"translateUrl":"","linkName":"amass006_s1a.htm","type":"S-1/A","id":"NTFILE25dSsepC2QPgLfRB","market":"us","size":3705416},{"description":"EXHIBIT 5.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_ex5-1.htm","primary":false,"translateUrl":"","linkName":"amass006_ex5-1.htm","type":"EX-5.1","id":"NTFILE8MUCD48jPFLeuZ76","market":"us","size":7780},{"description":"EXHIBIT 10.60","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_ex10-60.htm","primary":false,"translateUrl":"","linkName":"amass006_ex10-60.htm","type":"EX-10.60","id":"NTFILEFCZZjwPTPLsA7wKr","market":"us","size":18438},{"description":"EXHIBIT 23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_ex23-1.htm","primary":false,"translateUrl":"","linkName":"amass006_ex23-1.htm","type":"EX-23.1","id":"NTFILE23n1s3kBK6xLqptS","market":"us","size":3172},{"description":"EX-FILING FEES","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_ex107.htm","primary":false,"translateUrl":"","linkName":"amass006_ex107.htm","type":"EX-FILING FEES","id":"NTFILEGSwyVPkzvcP45Jyd","market":"us","size":24973},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1851491/000157587226000258/amass006_ex5-1img01.jpg","primary":false,"translateUrl":"","linkName":"amass006_ex5-1img01.jpg","type":"GRAPHIC","id":"NTFILEFxTjbFJicDVtiVTp","market":"us","size":4764}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"[Amend]Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"[Amend]Public Prospectus","pubTime":"2026-04-23 12:00","pubTimestamp":1776916800,"title_zh":"Form S-1/A - General form for registration of securities under the Securities Act of 1933: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":2,"pageCount":1,"totalSize":21,"code":"91000000","status":"200"}]}}