US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Amprius Technologies Operating Inc

9.67

+0.06000.62%

Post-market: 9.670.00000.00%19:56 EDT

Volume:5.05M

Turnover:48.91M

Market Cap:1.41B

PE:-33.95

High:9.91

Open:9.88

Low:9.54

Close:9.61

52wk High:24.23

52wk Low:7.71

Shares:146.00M

Float Shares:143.00M

Volume Ratio:0.66

T/O Rate:3.53%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-0.2848

EPS(LYR):-0.3532

ROE:-36.07%

ROA:-8.55%

PB:11.24

PE(LYR):-27.38

Loading ...

Overview Company News Filings

Major Issues Report

Form 8-K - Current report

Major Issues Report

Form 8-K - Current report

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

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

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

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

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Proposed Sale Of Securities

Form 144 - Report of proposed sale of securities

Quarterly Report

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

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://hk.tigeractivity.com/stock/AMPX/filings?page=3"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"AMPX","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMPX\",,,,,undefined,":{"symbol":"AMPX","market":"US","secType":"STK","nameCN":"Amprius Technologies Operating Inc","latestPrice":9.67,"timestamp":1790971200000,"preClose":9.61,"halted":0,"volume":5045826,"hourTrading":{"tag":"盘后","latestPrice":9.67,"preClose":9.67,"latestTime":"19:56 EDT","volume":153137,"amount":1482302.4157,"timestamp":1790985409989,"change":0,"changeRate":0,"amplitude":0.006122},"delay":0,"changeRate":0.00624349635796051,"floatShares":143000000,"shares":146000000,"eps":-0.284841,"marketStatus":"Market Closed","change":0.06,"latestTime":"10-02 16:00:00 EDT","open":9.88,"high":9.91,"low":9.535,"amount":48914565.22269,"amplitude":0.039022,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":-0.284841,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1791187200000},"marketStatusCode":7,"adr":0,"exchange":"NYSE","adjPreClose":9.61,"preHourTrading":{"tag":"盘前","latestPrice":9.88,"preClose":9.61,"latestTime":"09:29 EDT","volume":32927,"amount":322268.534428,"timestamp":1790947790782,"change":0.27,"changeRate":0.028096,"amplitude":0.028096},"postHourTrading":{"tag":"盘后","latestPrice":9.67,"preClose":9.67,"latestTime":"19:56 EDT","volume":153137,"amount":1482302.4157,"timestamp":1790985409989,"change":0,"changeRate":0,"amplitude":0.006122},"volumeRatio":0.6614979252074443,"impliedVol":0.8211,"impliedVolPercentile":0.1355},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMPX\",,,,,undefined,":{"symbol":"AMPX","floatShares":143000000,"roa":"-8.55%","roe":"-36.07%","lyrEps":-0.353209,"volumeRatio":0.6614979252074443,"shares":146000000,"dividePrice":0,"high":9.91,"amplitude":0.039022,"preClose":9.61,"low":9.535,"week52Low":7.71,"pbRate":"11.24","psRate":"12.93","week52High":24.225,"institutionHeld":0,"latestPrice":9.67,"eps":-0.284841,"divideRate":0,"volume":5045826,"delay":0,"ttmEps":-0.284841,"open":9.88,"prevYearClose":7.89,"prevWeekClose":9.75,"prevMonthClose":9.68,"prevQuarterClose":9.68,"fiveDayClose":9.75,"twentyDayClose":9.63,"sixtyDayClose":11.88},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AMPX\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-04","symbol":"AMPX","fiscalQuarterEnding":"2026/06","expectedEps":-0.03,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785816000000,"reportTimeType":"post","actualEps":-0.03},{"market":"US","date":"2026-05-06","symbol":"AMPX","fiscalQuarterEnding":"2026/03","expectedEps":-0.02,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1778040000000,"reportTimeType":"post","actualEps":-0.04},{"market":"US","date":"2026-03-04","symbol":"AMPX","fiscalQuarterEnding":"2025/12","expectedEps":-0.04,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1772600400000,"reportTimeType":"post","actualEps":-0.01},{"market":"US","date":"2025-11-06","symbol":"AMPX","fiscalQuarterEnding":"2025/09","expectedEps":-0.06,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762405200000,"reportTimeType":"post","actualEps":-0.03},{"market":"US","date":"2025-08-07","symbol":"AMPX","fiscalQuarterEnding":"2025/06","expectedEps":-0.08,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754539200000,"reportTimeType":"post","actualEps":-0.05}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AMPX\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AMPX\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.1818,"buy":0.8182,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.8182,"analysts":11,"updateTime":1783742400000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AMPX\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AMPX","date":"2026-10-01","current":-33.948764,"percent":0.318826,"low":-83.305513,"twenty":-45.108584,"median":-25.178363,"eighty":-6.237858,"high":-1.947754,"avg":-26.496641,"sd":20.135265,"marketCap":1414060382},"quantilePoints":[{"date":"2022-09-16","current":-50.349694,"twenty":-58.599279,"median":-55.505685,"eighty":-52.41209,"marketCap":698602002},{"date":"2022-09-23","current":-78.496993,"twenty":-69.34912,"median":-60.661675,"eighty":-51.744926,"marketCap":1089145773},{"date":"2022-09-30","current":-56.012473,"twenty":-71.799877,"median":-63.209794,"eighty":-56.27515,"marketCap":777173062},{"date":"2022-10-07","current":-42.445652,"twenty":-69.34912,"median":-57.325856,"eighty":-51.003507,"marketCap":588933425},{"date":"2022-10-14","current":-40.381057,"twenty":-66.534391,"median":-55.058509,"eighty":-43.332214,"marketCap":560287164},{"date":"2022-10-21","current":-67.463691,"twenty":-66.830868,"median":-56.012473,"eighty":-42.603533,"marketCap":936058706},{"date":"2022-10-28","current":-69.163946,"twenty":-68.933197,"median":-57.354731,"eighty":-43.332214,"marketCap":959649745},{"date":"2022-11-04","current":-59.508926,"twenty":-69.74689,"median":-59.508926,"eighty":-44.07304,"marketCap":825686348},{"date":"2022-11-11","current":-61.539296,"twenty":-68.933197,"median":-60.722896,"eighty":-46.174069,"marketCap":921735576},{"date":"2022-11-18","current":-57.861034,"twenty":-67.900899,"median":-59.508926,"eighty":-49.224383,"marketCap":866642572},{"date":"2022-11-25","current":-60.906352,"twenty":-67.463691,"median":-59.508926,"eighty":-50.349694,"marketCap":912255339},{"date":"2022-12-02","current":-58.143008,"twenty":-66.856457,"median":-59.082971,"eighty":-53.618757,"marketCap":870865976},{"date":"2022-12-09","current":-41.675735,"twenty":-66.72851,"median":-58.357115,"eighty":-43.720844,"marketCap":624219162},{"date":"2022-12-16","current":-47.146028,"twenty":-66.613563,"median":-58.002021,"eighty":-42.445652,"marketCap":706153207},{"date":"2022-12-23","current":-44.382684,"twenty":-65.945606,"median":-57.861034,"eighty":-42.445652,"marketCap":664763844},{"date":"2022-12-30","current":-44.721053,"twenty":-65.795452,"median":-57.522666,"eighty":-42.427016,"marketCap":669831929},{"date":"2023-01-06","current":-36.487416,"twenty":-65.214716,"median":-57.325856,"eighty":-41.777246,"marketCap":546508522},{"date":"2023-01-13","current":-34.682784,"twenty":-64.123904,"median":-56.231819,"eighty":-40.671908,"marketCap":519478735},{"date":"2023-01-20","current":-35.69789,"twenty":-62.798589,"median":-53.86165,"eighty":-40.176595,"marketCap":534682990},{"date":"2023-01-27","current":-35.303126,"twenty":-61.466582,"median":-50.349694,"eighty":-38.258167,"marketCap":528770224},{"date":"2023-02-03","current":-34.175231,"twenty":-61.273889,"median":-49.03145,"eighty":-36.588927,"marketCap":511876607},{"date":"2023-02-10","current":-34.513599,"twenty":-61.051616,"median":-45.481822,"eighty":-36.23928,"marketCap":516944692},{"date":"2023-02-17","current":-35.021152,"twenty":-60.857458,"median":-44.86204,"eighty":-35.735032,"marketCap":524546820},{"date":"2023-02-24","current":-35.69789,"twenty":-60.759629,"median":-44.051764,"eighty":-35.562542,"marketCap":534682990},{"date":"2023-03-03","current":-35.528705,"twenty":-60.597821,"median":-42.860025,"eighty":-35.472311,"marketCap":532148948},{"date":"2023-03-10","current":-35.69789,"twenty":-60.175708,"median":-42.277615,"eighty":-35.472311,"marketCap":534682990},{"date":"2023-03-17","current":-25.65962,"twenty":-59.495158,"median":-41.675735,"eighty":-35.25801,"marketCap":384329795},{"date":"2023-03-24","current":-36.612962,"twenty":-59.372414,"median":-40.858011,"eighty":-35.201616,"marketCap":634575855},{"date":"2023-03-31","current":-42.519853,"twenty":-59.09422,"median":-40.717024,"eighty":-35.201616,"marketCap":736954092},{"date":"2023-04-06","current":-39.453688,"twenty":-59.064224,"median":-40.998998,"eighty":-35.246731,"marketCap":683811321},{"date":"2023-04-14","current":-41.943958,"twenty":-58.650561,"median":-41.084631,"eighty":-35.246731,"marketCap":726972679},{"date":"2023-04-21","current":-45.410804,"twenty":-58.357115,"median":-41.250604,"eighty":-35.303126,"marketCap":787060060},{"date":"2023-04-28","current":-45.103762,"twenty":-58.255798,"median":-41.760328,"eighty":-35.303126,"marketCap":781738398},{"date":"2023-05-05","current":-41.426825,"twenty":-58.143008,"median":-41.943958,"eighty":-35.415916,"marketCap":718009724},{"date":"2023-05-12","current":-42.897599,"twenty":-57.861034,"median":-42.171016,"eighty":-35.472311,"marketCap":743501193},{"date":"2023-05-19","current":-30.733475,"twenty":-57.861034,"median":-41.943958,"eighty":-35.246731,"marketCap":723957733},{"date":"2023-05-26","current":-28.352713,"twenty":-57.861034,"median":-41.609621,"eighty":-35.077547,"marketCap":667876500},{"date":"2023-06-02","current":-27.595197,"twenty":-57.725687,"median":-41.338715,"eighty":-34.964758,"marketCap":650032472},{"date":"2023-06-09","current":-33.114237,"twenty":-57.59034,"median":-41.113868,"eighty":-34.61511,"marketCap":780038966},{"date":"2023-06-16","current":-31.707423,"twenty":-57.439231,"median":-40.998998,"eighty":-34.491041,"marketCap":746900056},{"date":"2023-06-23","current":-30.300609,"twenty":-57.360507,"median":-40.604235,"eighty":-34.212557,"marketCap":713761146},{"date":"2023-06-30","current":-26.152311,"twenty":-57.264538,"median":-40.381057,"eighty":-33.872698,"marketCap":616043846},{"date":"2023-07-07","current":-24.853714,"twenty":-57.019267,"median":-39.871103,"eighty":-33.611283,"marketCap":585454082},{"date":"2023-07-14","current":-29.543094,"twenty":-56.451165,"median":-39.493211,"eighty":-32.821756,"marketCap":695917117},{"date":"2023-07-21","current":-27.559125,"twenty":-56.012473,"median":-37.709228,"eighty":-31.563134,"marketCap":649182756},{"date":"2023-07-28","current":-25.899806,"twenty":-54.104544,"median":-37.127251,"eighty":-30.98598,"marketCap":610095836},{"date":"2023-08-04","current":-26.2966,"twenty":-53.618757,"median":-36.656601,"eighty":-30.300609,"marketCap":619442708},{"date":"2023-08-11","current":-24.203485,"twenty":-50.473319,"median":-36.578387,"eighty":-29.543094,"marketCap":570137302},{"date":"2023-08-18","current":-16.836275,"twenty":-50.349694,"median":-36.432875,"eighty":-29.002011,"marketCap":485726544},{"date":"2023-08-25","current":-13.905627,"twenty":-49.627398,"median":-36.374627,"eighty":-28.677362,"marketCap":401177341},{"date":"2023-09-01","current":-14.713051,"twenty":-49.119845,"median":-36.149048,"eighty":-28.280568,"marketCap":424471509},{"date":"2023-09-08","current":-11.034788,"twenty":-48.978413,"median":-36.036258,"eighty":-27.595197,"marketCap":318353631},{"date":"2023-09-15","current":-10.945074,"twenty":-47.505433,"median":-35.800713,"eighty":-27.429266,"marketCap":315765391},{"date":"2023-09-22","current":-11.842211,"twenty":-46.53911,"median":-35.69789,"eighty":-27.025257,"marketCap":341647800},{"date":"2023-09-29","current":-13.756104,"twenty":-46.066458,"median":-35.69789,"eighty":-26.505819,"marketCap":396863606},{"date":"2023-10-06","current":-13.542844,"twenty":-45.916519,"median":-35.528705,"eighty":-26.10181,"marketCap":390711060},{"date":"2023-10-13","current":-11.205805,"twenty":-45.820966,"median":-35.444114,"eighty":-25.642727,"marketCap":323287470},{"date":"2023-10-20","current":-10.097209,"twenty":-45.545745,"median":-35.303126,"eighty":-25.21324,"marketCap":291304485},{"date":"2023-10-27","current":-8.089752,"twenty":-45.467618,"median":-35.246731,"eighty":-25.184383,"marketCap":233389350},{"date":"2023-11-03","current":-10.336906,"twenty":-45.369006,"median":-35.190337,"eighty":-24.225314,"marketCap":298219725},{"date":"2023-11-10","current":-7.228936,"twenty":-45.184614,"median":-35.021152,"eighty":-17.601832,"marketCap":239263326},{"date":"2023-11-17","current":-9.614662,"twenty":-45.113405,"median":-34.964758,"eighty":-15.047783,"marketCap":318226089},{"date":"2023-11-24","current":-12.045035,"twenty":-45.103762,"median":-34.682784,"eighty":-14.713051,"marketCap":398666573},{"date":"2023-12-01","current":-10.976739,"twenty":-45.003027,"median":-34.513599,"eighty":-14.174768,"marketCap":363308118},{"date":"2023-12-08","current":-10.309054,"twenty":-44.971345,"median":-34.278283,"eighty":-13.905627,"marketCap":341209084},{"date":"2023-12-15","current":-9.454418,"twenty":-44.956684,"median":-34.118836,"eighty":-13.546772,"marketCap":312922321},{"date":"2023-12-22","current":-9.988566,"twenty":-44.721053,"median":-33.809211,"eighty":-13.397249,"marketCap":330601548},{"date":"2023-12-29","current":-15.036263,"twenty":-44.518032,"median":-33.611283,"eighty":-13.359609,"marketCap":497670245},{"date":"2024-01-05","current":-12.739427,"twenty":-44.373461,"median":-33.525084,"eighty":-13.184223,"marketCap":421649568},{"date":"2024-01-12","current":-12.09845,"twenty":-44.293905,"median":-33.047335,"eighty":-12.763335,"marketCap":400434496},{"date":"2024-01-19","current":-12.151865,"twenty":-44.123245,"median":-32.573155,"eighty":-12.525768,"marketCap":402202418},{"date":"2024-01-26","current":-11.110276,"twenty":-43.878116,"median":-31.635278,"eighty":-12.151865,"marketCap":367727925},{"date":"2024-02-02","current":-11.056862,"twenty":-43.82909,"median":-31.274557,"eighty":-12.045035,"marketCap":365960003},{"date":"2024-02-09","current":-11.48418,"twenty":-43.720844,"median":-30.859727,"eighty":-11.902021,"marketCap":380103384},{"date":"2024-02-16","current":-10.549421,"twenty":-43.632987,"median":-30.517042,"eighty":-11.831376,"marketCap":349164737},{"date":"2024-02-23","current":-9.401003,"twenty":-43.609908,"median":-30.120248,"eighty":-11.687156,"marketCap":311154398},{"date":"2024-03-01","current":-8.679903,"twenty":-43.308872,"median":-29.74149,"eighty":-11.318594,"marketCap":287287442},{"date":"2024-03-08","current":-7.264411,"twenty":-43.004311,"median":-29.212491,"eighty":-11.153008,"marketCap":240437489},{"date":"2024-03-15","current":-7.424656,"twenty":-42.907404,"median":-28.911831,"eighty":-11.033861,"marketCap":245741258},{"date":"2024-03-22","current":-7.947719,"twenty":-42.86754,"median":-28.704938,"eighty":-10.940724,"marketCap":263053610},{"date":"2024-03-28","current":-6.379579,"twenty":-42.837736,"median":-28.64129,"eighty":-10.848544,"marketCap":234615382},{"date":"2024-04-05","current":-5.354995,"twenty":-42.764282,"median":-28.31664,"eighty":-10.715007,"marketCap":196935306},{"date":"2024-04-12","current":-4.856856,"twenty":-42.601999,"median":-27.859016,"eighty":-10.624202,"marketCap":178615743},{"date":"2024-04-19","current":-4.383624,"twenty":-42.519853,"median":-27.577161,"eighty":-10.496006,"marketCap":161212157},{"date":"2024-04-26","current":-4.132351,"twenty":-42.475332,"median":-27.450909,"eighty":-10.415884,"marketCap":151971348},{"date":"2024-05-03","current":-5.544024,"twenty":-42.389744,"median":-27.144295,"eighty":-10.325765,"marketCap":203887026},{"date":"2024-05-10","current":-5.698025,"twenty":-42.262644,"median":-26.909827,"eighty":-10.138127,"marketCap":209550555},{"date":"2024-05-17","current":-3.26982,"twenty":-42.164667,"median":-26.585177,"eighty":-10.017797,"marketCap":122814451},{"date":"2024-05-24","current":-3.521345,"twenty":-42.045427,"median":-26.2966,"eighty":-9.833663,"marketCap":132261717},{"date":"2024-05-31","current":-3.923784,"twenty":-41.967301,"median":-26.152311,"eighty":-9.643934,"marketCap":147377341},{"date":"2024-06-07","current":-3.395583,"twenty":-41.904343,"median":-25.79159,"eighty":-9.507833,"marketCap":127538084},{"date":"2024-06-14","current":-3.579217,"twenty":-41.811083,"median":-25.617389,"eighty":-9.241483,"marketCap":134435398},{"date":"2024-06-21","current":-3.52195,"twenty":-41.675735,"median":-25.268543,"eighty":-8.928689,"marketCap":132284432},{"date":"2024-06-28","current":-3.506906,"twenty":-41.622844,"median":-25.214435,"eighty":-8.756749,"marketCap":131719404},{"date":"2024-07-05","current":-3.593142,"twenty":-41.520171,"median":-25.193413,"eighty":-8.637172,"marketCap":134958406},{"date":"2024-07-12","current":-3.938083,"twenty":-41.391581,"median":-24.853714,"eighty":-8.341434,"marketCap":147914413},{"date":"2024-07-15","current":-3.966829,"twenty":-41.356337,"median":-24.583173,"eighty":-8.283331,"marketCap":148994080},{"date":"2024-08-02","current":-3.449416,"twenty":-41.321092,"median":-24.312632,"eighty":-8.187452,"marketCap":129560070},{"date":"2024-08-09","current":-3.215431,"twenty":-41.168562,"median":-17.927793,"eighty":-7.803901,"marketCap":130639737},{"date":"2024-08-16","current":-3.03397,"twenty":-41.113868,"median":-17.553985,"eighty":-7.574217,"marketCap":123267150},{"date":"2024-08-23","current":-2.924637,"twenty":-41.078783,"median":-15.819021,"eighty":-7.264411,"marketCap":118825091},{"date":"2024-08-30","current":-3.03397,"twenty":-41.021556,"median":-15.036263,"eighty":-6.930324,"marketCap":123267150},{"date":"2024-09-06","current":-2.242678,"twenty":-40.886208,"median":-14.832669,"eighty":-6.408108,"marketCap":91117745},{"date":"2024-09-13","current":-2.34955,"twenty":-40.671908,"median":-14.488767,"eighty":-5.948857,"marketCap":95459858},{"date":"2024-09-20","current":-2.391369,"twenty":-40.604235,"median":-14.174768,"eighty":-5.574824,"marketCap":97158945},{"date":"2024-09-27","current":-2.544981,"twenty":-40.514964,"median":-14.083579,"eighty":-5.278429,"marketCap":103400039},{"date":"2024-10-04","current":-2.897304,"twenty":-40.244749,"median":-13.875722,"eighty":-4.995466,"marketCap":117714576},{"date":"2024-10-11","current":-3.143302,"twenty":-39.972613,"median":-13.636486,"eighty":-4.729379,"marketCap":127709210},{"date":"2024-10-18","current":-3.553298,"twenty":-39.782263,"median":-13.452958,"eighty":-4.40355,"marketCap":144366933},{"date":"2024-10-25","current":-3.777259,"twenty":-39.602495,"median":-13.397249,"eighty":-4.328829,"marketCap":153466244},{"date":"2024-10-31","current":-3.933559,"twenty":-39.516925,"median":-13.328423,"eighty":-4.209278,"marketCap":159816571},{"date":"2024-11-08","current":-3.200745,"twenty":-39.379266,"median":-13.1833,"eighty":-3.995393,"marketCap":137590425},{"date":"2024-11-15","current":-5.490509,"twenty":-38.807106,"median":-12.916237,"eighty":-4.114189,"marketCap":236020499},{"date":"2024-11-22","current":-4.874981,"twenty":-37.636427,"median":-12.739427,"eighty":-4.147736,"marketCap":209560802},{"date":"2024-11-29","current":-5.268919,"twenty":-37.345221,"median":-12.418939,"eighty":-4.209275,"marketCap":226495008},{"date":"2024-12-06","current":-5.145813,"twenty":-37.334679,"median":-12.18819,"eighty":-4.209275,"marketCap":221203069},{"date":"2024-12-13","current":-4.357937,"twenty":-36.919823,"median":-12.151865,"eighty":-4.209291,"marketCap":187334656},{"date":"2024-12-20","current":-4.18559,"twenty":-36.656601,"median":-12.063242,"eighty":-4.209275,"marketCap":179925941},{"date":"2024-12-27","current":-5.835204,"twenty":-36.656601,"median":-11.99162,"eighty":-4.209288,"marketCap":250837929},{"date":"2025-01-03","current":-7.041639,"twenty":-36.630418,"median":-11.893406,"eighty":-4.209291,"marketCap":302698936},{"date":"2025-01-10","current":-7.460198,"twenty":-36.612962,"median":-11.863501,"eighty":-4.209659,"marketCap":320691530},{"date":"2025-01-17","current":-9.080149,"twenty":-36.585302,"median":-11.812307,"eighty":-4.220059,"marketCap":390328348},{"date":"2025-01-24","current":-8.668584,"twenty":-36.532532,"median":-11.724546,"eighty":-4.239756,"marketCap":372636412},{"date":"2025-01-31","current":-8.591415,"twenty":-36.476508,"median":-11.497533,"eighty":-4.269343,"marketCap":369319174},{"date":"2025-02-07","current":-8.771475,"twenty":-36.421225,"median":-11.297228,"eighty":-4.313786,"marketCap":377059396},{"date":"2025-02-14","current":-8.797198,"twenty":-36.374627,"median":-11.177045,"eighty":-4.33824,"marketCap":378165142},{"date":"2025-02-21","current":-8.53997,"twenty":-36.374627,"median":-11.083569,"eighty":-4.357937,"marketCap":367107681},{"date":"2025-02-28","current":-6.533591,"twenty":-36.374627,"median":-11.034788,"eighty":-4.358717,"marketCap":280859491},{"date":"2025-03-07","current":-5.118837,"twenty":-36.222424,"median":-10.990093,"eighty":-4.373289,"marketCap":220043459},{"date":"2025-03-14","current":-4.604381,"twenty":-36.149048,"median":-10.923325,"eighty":-4.383624,"marketCap":197928539},{"date":"2025-03-21","current":-6.046837,"twenty":-36.092653,"median":-10.843203,"eighty":-4.383624,"marketCap":270118265},{"date":"2025-03-28","current":-7.787694,"twenty":-36.036258,"median":-10.76308,"eighty":-4.433438,"marketCap":347884083},{"date":"2025-04-04","current":-6.705337,"twenty":-36.036258,"median":-10.682958,"eighty":-4.466019,"marketCap":299534092},{"date":"2025-04-11","current":-6.177357,"twenty":-35.810679,"median":-10.656251,"eighty":-4.481043,"marketCap":275948730},{"date":"2025-04-17","current":-5.939767,"twenty":-35.794733,"median":-10.549421,"eighty":-4.559136,"marketCap":265335318},{"date":"2025-04-25","current":-6.573342,"twenty":-35.716461,"median":-10.496006,"eighty":-4.582036,"marketCap":293637751},{"date":"2025-05-02","current":-5.781373,"twenty":-35.69789,"median":-10.456754,"eighty":-4.600081,"marketCap":258259709},{"date":"2025-05-09","current":-6.797711,"twenty":-35.69789,"median":-10.411338,"eighty":-4.663286,"marketCap":300159731},{"date":"2025-05-16","current":-7.452912,"twenty":-35.69789,"median":-10.336906,"eighty":-4.678012,"marketCap":329090790},{"date":"2025-05-23","current":-6.879611,"twenty":-35.69789,"median":-10.247019,"eighty":-4.681608,"marketCap":303776114},{"date":"2025-05-30","current":-7.725913,"twenty":-35.596379,"median":-10.135457,"eighty":-4.697367,"marketCap":341145397},{"date":"2025-06-06","current":-7.179912,"twenty":-35.528705,"median":-10.095395,"eighty":-4.734034,"marketCap":317036182},{"date":"2025-06-13","current":-10.756218,"twenty":-35.494869,"median":-10.012926,"eighty":-4.751875,"marketCap":474951543},{"date":"2025-06-20","current":-10.292117,"twenty":-35.472311,"median":-10.096302,"eighty":-4.751875,"marketCap":454458710},{"date":"2025-06-27","current":-11.657119,"twenty":-35.449753,"median":-10.122103,"eighty":-4.761723,"marketCap":514731748},{"date":"2025-07-03","current":-12.776421,"twenty":-35.393358,"median":-10.247019,"eighty":-4.781134,"marketCap":564155640},{"date":"2025-07-11","current":-17.745029,"twenty":-35.303126,"median":-10.300586,"eighty":-4.799973,"marketCap":783549500},{"date":"2025-07-18","current":-22.003836,"twenty":-35.291847,"median":-10.319417,"eighty":-4.805965,"marketCap":971601380},{"date":"2025-07-25","current":-22.631737,"twenty":-35.246731,"median":-10.341812,"eighty":-4.827461,"marketCap":999326978},{"date":"2025-08-01","current":-18.918931,"twenty":-35.235452,"median":-10.415884,"eighty":-4.840081,"marketCap":835384313},{"date":"2025-08-08","current":-21.075634,"twenty":-35.190337,"median":-10.442685,"eighty":-4.860481,"marketCap":930615714},{"date":"2025-08-15","current":-24.482734,"twenty":-35.167779,"median":-10.483217,"eighty":-4.874981,"marketCap":930564227},{"date":"2025-08-22","current":-22.343785,"twenty":-35.066268,"median":-10.511208,"eighty":-4.890992,"marketCap":849264933},{"date":"2025-08-29","current":-24.285292,"twenty":-35.021152,"median":-10.576128,"eighty":-4.96857,"marketCap":923059677},{"date":"2025-09-05","current":-22.804482,"twenty":-35.021152,"median":-10.674317,"eighty":-5.022708,"marketCap":866775550},{"date":"2025-09-12","current":-26.786217,"twenty":-34.964758,"median":-10.682958,"eighty":-5.047329,"marketCap":1018117313},{"date":"2025-09-19","current":-37.744215,"twenty":-34.964758,"median":-10.756218,"eighty":-5.056112,"marketCap":1434619850},{"date":"2025-09-26","current":-36.427939,"twenty":-35.190337,"median":-10.816495,"eighty":-5.081019,"marketCap":1384589515},{"date":"2025-10-03","current":-41.100718,"twenty":-35.246731,"median":-10.86991,"eighty":-5.096571,"marketCap":1562197204},{"date":"2025-10-10","current":-42.153739,"twenty":-35.415916,"median":-10.960907,"eighty":-5.118837,"marketCap":1602221471},{"date":"2025-10-17","current":-42.055018,"twenty":-35.528705,"median":-11.030154,"eighty":-5.14456,"marketCap":1598469196},{"date":"2025-10-24","current":-38.369446,"twenty":-35.69789,"median":-11.056862,"eighty":-5.145813,"marketCap":1458384259},{"date":"2025-10-31","current":-40.44258,"twenty":-35.967242,"median":-11.111118,"eighty":-5.159022,"marketCap":1537182036},{"date":"2025-11-07","current":-45.356154,"twenty":-36.149048,"median":-11.177045,"eighty":-5.219676,"marketCap":1408353924},{"date":"2025-11-14","current":-49.250284,"twenty":-36.374627,"median":-11.297228,"eighty":-5.247451,"marketCap":1529270581},{"date":"2025-11-21","current":-43.2831,"twenty":-36.493752,"median":-11.48875,"eighty":-5.255367,"marketCap":1343983531},{"date":"2025-11-28","current":-47.569387,"twenty":-36.62169,"median":-11.524241,"eighty":-5.266209,"marketCap":1477077046},{"date":"2025-12-05","current":-51.351406,"twenty":-37.336787,"median":-11.724546,"eighty":-5.268919,"marketCap":1594512500},{"date":"2025-12-12","current":-48.073656,"twenty":-37.869261,"median":-11.821842,"eighty":-5.304202,"marketCap":1492735106},{"date":"2025-12-19","current":-38.450521,"twenty":-38.520817,"median":-11.884791,"eighty":-5.322301,"marketCap":1193927117},{"date":"2025-12-26","current":-35.84513,"twenty":-38.573468,"median":-11.902021,"eighty":-5.335517,"marketCap":1113027138},{"date":"2026-01-02","current":-33.155695,"twenty":-38.461108,"median":-12.045035,"eighty":-5.347667,"marketCap":1029517481},{"date":"2026-01-09","current":-38.828723,"twenty":-38.669037,"median":-12.089949,"eighty":-5.389503,"marketCap":1205670663},{"date":"2026-01-16","current":-50.988244,"twenty":-39.128157,"median":-12.151865,"eighty":-5.450594,"marketCap":1583235955},{"date":"2026-01-23","current":-50.2168,"twenty":-39.421144,"median":-12.224514,"eighty":-5.46977,"marketCap":1559281864},{"date":"2026-01-30","current":-57.066456,"twenty":-39.678378,"median":-12.472354,"eighty":-5.501212,"marketCap":1771970520},{"date":"2026-02-06","current":-44.459728,"twenty":-40.00645,"median":-12.776421,"eighty":-5.544024,"marketCap":1380519006},{"date":"2026-02-13","current":-42.820853,"twenty":-40.571904,"median":-12.873919,"eighty":-5.554535,"marketCap":1329630309},{"date":"2026-02-20","current":-43.493212,"twenty":-40.87037,"median":-12.961699,"eighty":-5.59658,"marketCap":1350507723},{"date":"2026-02-27","current":-48.409836,"twenty":-41.055911,"median":-13.187917,"eighty":-5.621024,"marketCap":1503173813},{"date":"2026-03-06","current":-45.503586,"twenty":-41.113868,"median":-13.375474,"eighty":-5.649378,"marketCap":2003249854},{"date":"2026-03-13","current":-56.925259,"twenty":-41.543507,"median":-13.427154,"eighty":-5.659016,"marketCap":2506077583},{"date":"2026-03-20","current":-59.477402,"twenty":-41.693043,"median":-13.514533,"eighty":-5.698025,"marketCap":2618433166},{"date":"2026-03-27","current":-53.40828,"twenty":-41.943958,"median":-13.7262,"eighty":-5.702176,"marketCap":2351246108},{"date":"2026-04-02","current":-48.303992,"twenty":-42.142166,"median":-13.875722,"eighty":-5.70339,"marketCap":2126534942},{"date":"2026-04-10","current":-50.264785,"twenty":-42.365376,"median":-14.083579,"eighty":-5.709108,"marketCap":2212856914},{"date":"2026-04-17","current":-59.53965,"twenty":-42.49171,"median":-14.174768,"eighty":-5.724952,"marketCap":2621173546},{"date":"2026-04-24","current":-67.631813,"twenty":-42.821258,"median":-14.488767,"eighty":-5.734663,"marketCap":2977422956},{"date":"2026-05-01","current":-65.546525,"twenty":-42.900199,"median":-14.832669,"eighty":-5.736185,"marketCap":2885620224},{"date":"2026-05-08","current":-57.140022,"twenty":-43.244665,"median":-15.039132,"eighty":-5.75631,"marketCap":2268401752},{"date":"2026-05-15","current":-63.751669,"twenty":-43.609908,"median":-15.096925,"eighty":-5.761341,"marketCap":2530877527},{"date":"2026-05-22","current":-54.583131,"twenty":-43.839136,"median":-16.701704,"eighty":-5.777367,"marketCap":2166895701},{"date":"2026-05-29","current":-74.382894,"twenty":-44.270752,"median":-17.458407,"eighty":-5.798899,"marketCap":2952926494},{"date":"2026-06-05","current":-81.960117,"twenty":-44.523036,"median":-17.745029,"eighty":-5.825356,"marketCap":3253734674},{"date":"2026-06-12","current":-62.179148,"twenty":-44.767804,"median":-17.927793,"eighty":-5.850424,"marketCap":2468449997},{"date":"2026-06-18","current":-54.543112,"twenty":-44.990354,"median":-18.64593,"eighty":-5.887484,"marketCap":2165307015},{"date":"2026-06-26","current":-45.670766,"twenty":-45.110994,"median":-19.492232,"eighty":-5.93262,"marketCap":1813083740},{"date":"2026-07-02","current":-49.41606,"twenty":-45.378608,"median":-20.447733,"eighty":-5.947885,"marketCap":1961768155},{"date":"2026-07-10","current":-43.198145,"twenty":-45.378608,"median":-21.321334,"eighty":-5.98808,"marketCap":1714923155},{"date":"2026-07-17","current":-36.725696,"twenty":-45.325286,"median":-22.003836,"eighty":-6.018998,"marketCap":1457973390},{"date":"2026-07-24","current":-36.034816,"twenty":-45.184614,"median":-22.261518,"eighty":-6.021743,"marketCap":1430546167},{"date":"2026-07-31","current":-34.434885,"twenty":-45.115816,"median":-22.372387,"eighty":-6.032173,"marketCap":1367030495},{"date":"2026-08-07","current":-44.805584,"twenty":-45.115816,"median":-22.631737,"eighty":-6.046837,"marketCap":1634642115},{"date":"2026-08-14","current":-47.808639,"twenty":-45.384221,"median":-22.84096,"eighty":-6.081415,"marketCap":1744202578},{"date":"2026-08-21","current":-40.841551,"twenty":-45.410804,"median":-23.330992,"eighty":-6.177357,"marketCap":1490022303},{"date":"2026-08-28","current":-42.082814,"twenty":-45.384221,"median":-23.495527,"eighty":-6.177357,"marketCap":1535307295},{"date":"2026-09-04","current":-38.559229,"twenty":-45.384221,"median":-23.725875,"eighty":-6.1799,"marketCap":1406756351},{"date":"2026-09-11","current":-38.238903,"twenty":-45.361767,"median":-24.087851,"eighty":-6.184986,"marketCap":1395069901},{"date":"2026-09-18","current":-38.198862,"twenty":-45.232681,"median":-24.268839,"eighty":-6.186258,"marketCap":1393609095},{"date":"2026-09-25","current":-38.799473,"twenty":-45.133015,"median":-24.482734,"eighty":-6.200256,"marketCap":1415521188},{"date":"2026-10-01","current":-38.759433,"twenty":-45.108584,"median":-25.178363,"eighty":-6.237858,"marketCap":1414060382}],"updateTime":1790988797252},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AMPX\",pageSize:20,pageCount:3,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"20624271","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928726000003-AMPX","pdf_url":"","pub_time":1768194000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928726000003/0001899287-26-000003-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928726000003/ampx-20260112.htm","primary":true,"translateUrl":"","linkName":"ampx-20260112.htm","type":"8-K","id":"NTFILEEp7jJ4x3dXgDs6Fe","market":"us","size":26931}],"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":"2026-01-12 13:00","pubTimestamp":1768194000,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20558150","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928725000048-AMPX","pdf_url":"","pub_time":1766379600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000048/0001899287-25-000048-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","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000048/ampx-20251218.htm","primary":true,"translateUrl":"","linkName":"ampx-20251218.htm","type":"8-K","id":"NTFILECuTbRNzyjY592PP3","market":"us","size":31137}],"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":"2025-12-22 13:00","pubTimestamp":1766379600,"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","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20520125","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004725010169-AMPX","pdf_url":"","pub_time":1765429200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000195004725010169/0001950047-25-010169-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000195004725010169/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILECZ1s27gvc3CUGCoY","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-12-11 13:00","pubTimestamp":1765429200,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20451298","market":"us","labels":[],"media":"sec.gov","original_id":"AN147622025000021-AMPX","pdf_url":"","pub_time":1764046800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000147622025000021/0001476220-25-000021-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1476220/000147622025000021/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE4w3Xp3GmYeoPYhfx","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-11-25 13:00","pubTimestamp":1764046800,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20451288","market":"us","labels":[],"media":"sec.gov","original_id":"AN194092825000017-AMPX","pdf_url":"","pub_time":1764046800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000017/0001940928-25-000017-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000017/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE5Cd7aFGMVTCkt7Ji","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-11-25 13:00","pubTimestamp":1764046800,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20420864","market":"us","labels":[],"media":"sec.gov","original_id":"AN195004725008977-AMPX","pdf_url":"","pub_time":1763355600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000195004725008977/0001950047-25-008977-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1476220/000195004725008977/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE658Y6BtcUci4Rb9G","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-11-17 13:00","pubTimestamp":1763355600,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20379377","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025050308-AMPX","pdf_url":"","pub_time":1762405200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMPX","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/0001628280-25-050308-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":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930.htm","primary":true,"translateUrl":"","linkName":"ampx-20250930.htm","type":"10-Q","id":"NTFILE6eKrFG3QyYssA6Z3","market":"us","size":1116260},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit101.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit101.htm","type":"EX-10.1","id":"NTFILEDSdWyfreTCi3kdk4","market":"us","size":47479},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit102.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit102.htm","type":"EX-10.2","id":"NTFILE7dDwbKWs6i6QqLRB","market":"us","size":66598},{"description":"EX-31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit311.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit311.htm","type":"EX-31.1","id":"NTFILE895HYuRfdDsLvqJD","market":"us","size":10706},{"description":"EX-31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit312.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit312.htm","type":"EX-31.2","id":"NTFILEEWCsrQwomegpJhHx","market":"us","size":10745},{"description":"EX-32.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit321.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit321.htm","type":"EX-32.1","id":"NTFILECQS16nhGZ8v5qD27","market":"us","size":5243},{"description":"EX-32.2","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930xexhibit322.htm","primary":false,"translateUrl":"","linkName":"ampx-20250930xexhibit322.htm","type":"EX-32.2","id":"NTFILEBRmz9ADkVGNGypyQ","market":"us","size":5574},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/ampx-20250930_g1.jpg","primary":false,"translateUrl":"","linkName":"ampx-20250930_g1.jpg","type":"GRAPHIC","id":"NTFILEWg51xBnRDut3Asmz","market":"us","size":5066},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050308/image_0.jpg","primary":false,"translateUrl":"","linkName":"image_0.jpg","type":"GRAPHIC","id":"NTFILE7Zf7HBtQNwUW8Zn9","market":"us","size":99}],"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":"2025-11-06 13:00","pubTimestamp":1762405200,"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":"20378625","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025050172-AMPX","pdf_url":"","pub_time":1762405200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/0001628280-25-050172-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/1899287/000162828025050172/exhibit991q32025letterto.htm","primary":true,"translateUrl":"","linkName":"exhibit991q32025letterto.htm","type":"EX-99.1","id":"NTFILEDbXZA6y18jQgDc8N","market":"us","size":38069},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/ampx-20251106.htm","primary":false,"translateUrl":"","linkName":"ampx-20251106.htm","type":"8-K","id":"NTFILE97xS9tzmHRCZknH2","market":"us","size":30606},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/ampx-20251106_g1.jpg","primary":false,"translateUrl":"","linkName":"ampx-20251106_g1.jpg","type":"GRAPHIC","id":"NTFILEFebUWmM19ybguSNA","market":"us","size":5066},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto001.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto001.jpg","type":"GRAPHIC","id":"NTFILE9aazoNmNvQyx9Zrc","market":"us","size":85710},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto002.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto002.jpg","type":"GRAPHIC","id":"NTFILEAuZSAyrZYfZyGKJ9","market":"us","size":217576},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto003.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto003.jpg","type":"GRAPHIC","id":"NTFILEE85U8av79vrDe9zt","market":"us","size":224153},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto004.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto004.jpg","type":"GRAPHIC","id":"NTFILEFJrs7GngJsoZg1q9","market":"us","size":216430},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto005.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto005.jpg","type":"GRAPHIC","id":"NTFILEGkXgPgGa2Fv8ibBh","market":"us","size":266960},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto006.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto006.jpg","type":"GRAPHIC","id":"NTFILEA6Vtqn4Tb9yyjkxK","market":"us","size":286506},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto007.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto007.jpg","type":"GRAPHIC","id":"NTFILE3nciuTNYexa4XEJ6","market":"us","size":268722},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto008.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto008.jpg","type":"GRAPHIC","id":"NTFILEGwQJYNpcdtDvCYtj","market":"us","size":224389},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto009.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto009.jpg","type":"GRAPHIC","id":"NTFILE2Vky9CdDqda4Lvw7","market":"us","size":322568},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto010.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto010.jpg","type":"GRAPHIC","id":"NTFILEGvA7B25kwQ3WfWai","market":"us","size":149769},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto011.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto011.jpg","type":"GRAPHIC","id":"NTFILEHdvXeWH2YvJZZvqU","market":"us","size":158028},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto012.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto012.jpg","type":"GRAPHIC","id":"NTFILE3KZi2Y6o67mdCCWQ","market":"us","size":119893},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto013.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto013.jpg","type":"GRAPHIC","id":"NTFILEH8YpsHk16mRZpKQC","market":"us","size":188690},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025050172/exhibit991q32025letterto014.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q32025letterto014.jpg","type":"GRAPHIC","id":"NTFILE2b1F5dpGVrDzKUjg","market":"us","size":98314}],"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":"2025-11-06 13:00","pubTimestamp":1762405200,"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":"20241403","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928725000045-AMPX","pdf_url":"","pub_time":1759723200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000045/0001899287-25-000045-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","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000045/ampx-20251006.htm","primary":true,"translateUrl":"","linkName":"ampx-20251006.htm","type":"8-K","id":"NTFILEBuQBaiS58nqcWMGo","market":"us","size":33467}],"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":"2025-10-06 12:00","pubTimestamp":1759723200,"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","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20119709","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928725000044-AMPX","pdf_url":"","pub_time":1756785600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000044/0001899287-25-000044-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","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000044/ampx-20250902.htm","primary":true,"translateUrl":"","linkName":"ampx-20250902.htm","type":"8-K","id":"NTFILEyUUj61qenTQZLPSa","market":"us","size":26005}],"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":"2025-09-02 12:00","pubTimestamp":1756785600,"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","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20048996","market":"us","labels":[],"media":"sec.gov","original_id":"AN169836225000011-AMPX","pdf_url":"","pub_time":1756094400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000169836225000011/0001698362-25-000011-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1698362/000169836225000011/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE86Z81tb9JVzVf9AJ","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-08-25 12:00","pubTimestamp":1756094400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20048994","market":"us","labels":[],"media":"sec.gov","original_id":"AN147622025000011-AMPX","pdf_url":"","pub_time":1756094400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000147622025000011/0001476220-25-000011-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1476220/000147622025000011/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEC5mu1pgvwKfQBAJN","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-08-25 12:00","pubTimestamp":1756094400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20048992","market":"us","labels":[],"media":"sec.gov","original_id":"AN194092825000012-AMPX","pdf_url":"","pub_time":1756094400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000012/0001940928-25-000012-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000012/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE9xK4QQVstyZSUGcb","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-08-25 12:00","pubTimestamp":1756094400,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19961757","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025038899-AMPX","pdf_url":"","pub_time":1754539200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/0001628280-25-038899-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/1899287/000162828025038899/exhibit991q22025letterto.htm","primary":true,"translateUrl":"","linkName":"exhibit991q22025letterto.htm","type":"EX-99.1","id":"NTFILED9PJ1Yp88FCTQtkR","market":"us","size":31691},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/ampx-20250807.htm","primary":false,"translateUrl":"","linkName":"ampx-20250807.htm","type":"8-K","id":"NTFILEAUyse3XUdwDeJH5Z","market":"us","size":30583},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/ampx-20250807_g1.jpg","primary":false,"translateUrl":"","linkName":"ampx-20250807_g1.jpg","type":"GRAPHIC","id":"NTFILE8TbnV1TmiZRpfeFH","market":"us","size":5066},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto001.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto001.jpg","type":"GRAPHIC","id":"NTFILE2sCk83bVNnsePwcJ","market":"us","size":87257},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto002.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto002.jpg","type":"GRAPHIC","id":"NTFILE6XXLwMQFaZMaAgze","market":"us","size":226792},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto003.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto003.jpg","type":"GRAPHIC","id":"NTFILE2ANy14nxcYomuUCS","market":"us","size":233071},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto004.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto004.jpg","type":"GRAPHIC","id":"NTFILE6L4WVGu4mYGHaWz9","market":"us","size":266666},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto005.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto005.jpg","type":"GRAPHIC","id":"NTFILE4AmPYtNYgahpUQcC","market":"us","size":226230},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto006.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto006.jpg","type":"GRAPHIC","id":"NTFILEEoaxf3wyEZuKCCJw","market":"us","size":280558},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto007.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto007.jpg","type":"GRAPHIC","id":"NTFILEEFQ9CX2aDsa68pvD","market":"us","size":226205},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto008.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto008.jpg","type":"GRAPHIC","id":"NTFILE8uHZGg6N72zbjUVJ","market":"us","size":334561},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto009.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto009.jpg","type":"GRAPHIC","id":"NTFILE5gsWAyU1CYheS9w6","market":"us","size":155774},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto010.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto010.jpg","type":"GRAPHIC","id":"NTFILE7wfduJPAgUBKRmMt","market":"us","size":117659},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038899/exhibit991q22025letterto011.jpg","primary":false,"translateUrl":"","linkName":"exhibit991q22025letterto011.jpg","type":"GRAPHIC","id":"NTFILE9KN4xKYChnHFU8yh","market":"us","size":187473}],"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":"2025-08-07 12:00","pubTimestamp":1754539200,"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":"19961741","market":"us","labels":[],"media":"sec.gov","original_id":"AN162828025038983-AMPX","pdf_url":"","pub_time":1754539200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMPX","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/0001628280-25-038983-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":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630.htm","primary":true,"translateUrl":"","linkName":"ampx-20250630.htm","type":"10-Q","id":"NTFILE3dKYha4rsBtN2J5g","market":"us","size":1045924},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630xexhibit101.htm","primary":false,"translateUrl":"","linkName":"ampx-20250630xexhibit101.htm","type":"EX-10.1","id":"NTFILEB46mjPpGTEcQ16vR","market":"us","size":35585},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630xexhibit311.htm","primary":false,"translateUrl":"","linkName":"ampx-20250630xexhibit311.htm","type":"EX-31.1","id":"NTFILE8CsAma1mGGukajK3","market":"us","size":10704},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630xexhibit312.htm","primary":false,"translateUrl":"","linkName":"ampx-20250630xexhibit312.htm","type":"EX-31.2","id":"NTFILE3gBbYziehWoEvvto","market":"us","size":10725},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630xexhibit321.htm","primary":false,"translateUrl":"","linkName":"ampx-20250630xexhibit321.htm","type":"EX-32.1","id":"NTFILEvW5CWtN3Kx4tz3fC","market":"us","size":5236},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630xexhibit322.htm","primary":false,"translateUrl":"","linkName":"ampx-20250630xexhibit322.htm","type":"EX-32.2","id":"NTFILEDJELNghGCZEdV9NU","market":"us","size":5549},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000162828025038983/ampx-20250630_g1.jpg","primary":false,"translateUrl":"","linkName":"ampx-20250630_g1.jpg","type":"GRAPHIC","id":"NTFILE7yH3vXqu7cNWxqZs","market":"us","size":5066}],"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 12:00","pubTimestamp":1754539200,"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":"19786287","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928725000041-AMPX","pdf_url":"","pub_time":1750219200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPX","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000041/0001899287-25-000041-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000041/ampx-20250612.htm","primary":true,"translateUrl":"","linkName":"ampx-20250612.htm","type":"8-K","id":"NTFILEByLqfbV9zWfuvDCz","market":"us","size":33060}],"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":"2025-06-18 12:00","pubTimestamp":1750219200,"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":"19690523","market":"us","labels":[],"media":"sec.gov","original_id":"AN194092825000007-AMPX","pdf_url":"","pub_time":1747972800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000007/0001940928-25-000007-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000194092825000007/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILEHiCvkVzKcSNu8weR","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-05-23 12:00","pubTimestamp":1747972800,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19690511","market":"us","labels":[],"media":"sec.gov","original_id":"AN147622025000006-AMPX","pdf_url":"","pub_time":1747972800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000147622025000006/0001476220-25-000006-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1476220/000147622025000006/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE4DWw8ZckTHkMKb76","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-05-23 12:00","pubTimestamp":1747972800,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19690509","market":"us","labels":[],"media":"sec.gov","original_id":"AN169836225000006-AMPX","pdf_url":"","pub_time":1747972800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 144 - Report of proposed sale of securities","symbol":"AMPX","title":"Form 144 - Report of proposed sale of securities","titleType":"Proposed Sale Of Securities","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1899287/000169836225000006/0001698362-25-000006-index.htm","us_notice_code":"Form 144","us_title_en":"Form 144 - Report of proposed sale of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1698362/000169836225000006/xsl144X01/primary_doc.xml","primary":true,"translateUrl":"","linkName":"primary_doc.html","type":"144","id":"NTFILE5wiGaC4BT9VwbXM4","market":"us","size":0}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Proposed Sale Of Securities","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Proposed Sale Of Securities","pubTime":"2025-05-23 12:00","pubTimestamp":1747972800,"title_zh":"Form 144 - Report of proposed sale of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19618335","market":"us","labels":[],"media":"sec.gov","original_id":"AN189928725000040-AMPX","pdf_url":"","pub_time":1746676800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMPX","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/0001899287-25-000040-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":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331.htm","primary":true,"translateUrl":"","linkName":"ampx-20250331.htm","type":"10-Q","id":"NTFILE7NJUeAu6v3XtdQHe","market":"us","size":934396},{"description":"EX-10.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331xexhibit101.htm","primary":false,"translateUrl":"","linkName":"ampx-20250331xexhibit101.htm","type":"EX-10.1","id":"NTFILE7JQSJC757izkxiPp","market":"us","size":47473},{"description":"EX-31.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331xexhibit311.htm","primary":false,"translateUrl":"","linkName":"ampx-20250331xexhibit311.htm","type":"EX-31.1","id":"NTFILEB7xy7gnAK2CXSipd","market":"us","size":11170},{"description":"EX-31.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331xexhibit312.htm","primary":false,"translateUrl":"","linkName":"ampx-20250331xexhibit312.htm","type":"EX-31.2","id":"NTFILE4FQUgb7aUb1Di9tA","market":"us","size":11191},{"description":"EX-32.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331xexhibit321.htm","primary":false,"translateUrl":"","linkName":"ampx-20250331xexhibit321.htm","type":"EX-32.1","id":"NTFILE7u2xE1K15j1yutff","market":"us","size":5309},{"description":"EX-32.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331xexhibit322.htm","primary":false,"translateUrl":"","linkName":"ampx-20250331xexhibit322.htm","type":"EX-32.2","id":"NTFILE2TK11hrmHjpiLoJf","market":"us","size":5622},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1899287/000189928725000040/ampx-20250331_g1.jpg","primary":false,"translateUrl":"","linkName":"ampx-20250331_g1.jpg","type":"GRAPHIC","id":"NTFILE9gXMWiarhykKRPvr","market":"us","size":5066}],"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":"2025-05-08 12:00","pubTimestamp":1746676800,"title_zh":"Form 10-Q - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":8,"pageCount":3,"totalSize":146,"code":"91000000","status":"200"}]}}