Amplitech Group Inc.

3.43

-0.0150-0.44%

Volume:138.98K

Turnover:470.14K

Market Cap:102.90M

PE:-9.88

High:3.43

Open:3.34

Low:3.33

Close:3.44

52wk High:10.11

52wk Low:1.64

Shares:30.04M

Float Shares:26.88M

Volume Ratio:0.49

T/O Rate:0.52%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-0.3465

EPS(LYR):-0.3338

ROE:-19.39%

ROA:-9.71%

PB:2.20

PE(LYR):-10.26

Loading ...

Overview Company News Filings

Feb 02, 2026

{"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://www.atigrzen.com/stock/AMPG/filings?page=2"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"AMPG","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMPG\",,,,,undefined,":{"symbol":"AMPG","market":"US","secType":"STK","nameCN":"Amplitech Group Inc.","latestPrice":3.425,"timestamp":1789054318790,"preClose":3.44,"halted":0,"volume":138984,"delay":0,"changeRate":-0.004360465116279106,"floatShares":26876792,"shares":30043887,"eps":-0.3465,"marketStatus":"Trading","change":-0.015,"latestTime":"09-10 11:32:12 EDT","open":3.34,"high":3.425,"low":3.332,"amount":470139.84255359997,"amplitude":0.027035,"askPrice":3.43,"askSize":4164,"bidPrice":3.42,"bidSize":899,"shortable":3,"etf":0,"ttmEps":-0.3465,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1789070400000},"marketStatusCode":2,"adr":0,"listingDate":1613538000000,"exchange":"NASDAQ","adjPreClose":3.44,"preHourTrading":{"tag":"盘前","latestPrice":3.38,"preClose":3.44,"latestTime":"09:20 EDT","volume":4607,"amount":15654.742638,"timestamp":1789046436591,"change":-0.06,"changeRate":-0.017442,"amplitude":0.033198},"postHourTrading":{"tag":"盘后","latestPrice":3.42,"preClose":3.44,"latestTime":"19:36 EDT","volume":3225,"amount":11097.102,"timestamp":1788996997556,"change":-0.02,"changeRate":-0.005814,"amplitude":0.017297},"volumeRatio":0.492419,"impliedVol":1.6382,"impliedVolPercentile":0.692},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"AMPG\",,,,,undefined,":{"symbol":"AMPG","floatShares":26876792,"roa":"-9.71%","roe":"-19.39%","lyrEps":-0.333835,"volumeRatio":0.492419,"shares":30043887,"dividePrice":0,"high":3.425,"amplitude":0.027035,"preClose":3.44,"low":3.332,"week52Low":1.64,"pbRate":"2.20","psRate":"4.29","week52High":10.11,"institutionHeld":0,"latestPrice":3.425,"committee":-0.644875,"eps":-0.3465,"divideRate":0,"volume":138984,"delay":0,"ttmEps":-0.3465,"open":3.34,"prevYearClose":2.99,"prevWeekClose":3.37,"prevMonthClose":3.37,"prevQuarterClose":6.96,"fiveDayClose":3.32,"twentyDayClose":6.41,"sixtyDayClose":7.5},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/AMPG\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-13","symbol":"AMPG","fiscalQuarterEnding":"2026/06","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1786593600000,"reportTimeType":"post","actualEps":-0.12},{"market":"US","date":"2026-05-13","symbol":"AMPG","fiscalQuarterEnding":"2026/03","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1778644800000,"reportTimeType":"post","actualEps":-0.06},{"market":"US","date":"2026-03-26","symbol":"AMPG","fiscalQuarterEnding":"2025/12","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1774497600000,"reportTimeType":"post","actualEps":-0.15},{"market":"US","date":"2026-01-05","symbol":"AMPG","fiscalQuarterEnding":null,"expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1767589200000,"reportTimeType":"pre","actualEps":null},{"market":"US","date":"2025-11-14","symbol":"AMPG","fiscalQuarterEnding":"2025/09","expectedEps":null,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1763096400000,"reportTimeType":"pre","actualEps":-0.01}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"AMPG\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"AMPG\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0,"buy":1,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":1,"analysts":1,"updateTime":1700193600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/AMPG\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"AMPG","date":"2026-09-09","current":-9.92785,"percent":0.218419,"low":-48.533769,"twenty":-13.831901,"median":-8.138877,"eighty":-4.880435,"high":-0.853407,"avg":-9.861264,"sd":7.710428,"marketCap":107106457},"quantilePoints":[{"date":"2021-09-10","current":-18.512468,"twenty":-21.862691,"median":9.059871,"eighty":17.750425,"marketCap":33543778},{"date":"2021-09-17","current":-18.203068,"twenty":-21.825472,"median":8.917107,"eighty":17.750425,"marketCap":32983158},{"date":"2021-09-24","current":-19.904771,"twenty":-21.732457,"median":8.824637,"eighty":17.731823,"marketCap":36066570},{"date":"2021-10-01","current":-18.512468,"twenty":-21.710472,"median":8.607246,"eighty":17.724813,"marketCap":33543778},{"date":"2021-10-08","current":-17.945234,"twenty":-21.710472,"median":8.607246,"eighty":17.706634,"marketCap":32515975},{"date":"2021-10-15","current":-17.893667,"twenty":-21.710472,"median":8.607246,"eighty":17.701339,"marketCap":32422538},{"date":"2021-10-22","current":-17.068599,"twenty":-21.710472,"median":8.59235,"eighty":17.683443,"marketCap":30927551},{"date":"2021-10-29","current":-19.621154,"twenty":-21.710472,"median":8.56752,"eighty":17.679025,"marketCap":35552668},{"date":"2021-11-05","current":-23.101911,"twenty":-21.710472,"median":8.55428,"eighty":17.679025,"marketCap":41859646},{"date":"2021-11-12","current":-22.173709,"twenty":-21.825472,"median":8.508645,"eighty":17.679025,"marketCap":40177785},{"date":"2021-11-19","current":-17.454508,"twenty":-21.732457,"median":8.480378,"eighty":17.679025,"marketCap":42271519},{"date":"2021-11-26","current":-13.653304,"twenty":-21.710472,"median":8.480378,"eighty":17.679025,"marketCap":33065721},{"date":"2021-12-03","current":-13.18785,"twenty":-21.710472,"median":8.480378,"eighty":17.679025,"marketCap":31938481},{"date":"2021-12-10","current":-13.963606,"twenty":-21.710472,"median":8.40337,"eighty":17.679025,"marketCap":33817215},{"date":"2021-12-17","current":-14.118757,"twenty":-21.710472,"median":8.310769,"eighty":17.679025,"marketCap":34192962},{"date":"2021-12-23","current":-15.980572,"twenty":-21.710472,"median":8.2762,"eighty":17.679025,"marketCap":38701924},{"date":"2021-12-31","current":-15.282391,"twenty":-21.68849,"median":7.688874,"eighty":17.679025,"marketCap":37011063},{"date":"2022-01-07","current":-14.196333,"twenty":-21.655516,"median":7.688874,"eighty":17.663205,"marketCap":34380835},{"date":"2022-01-14","current":-14.390272,"twenty":-21.567572,"median":1.94173,"eighty":17.585241,"marketCap":34850519},{"date":"2022-01-21","current":-12.295731,"twenty":-21.435657,"median":-3.873843,"eighty":17.503888,"marketCap":29777937},{"date":"2022-01-28","current":-10.783007,"twenty":-21.435657,"median":-3.939501,"eighty":17.503888,"marketCap":26114405},{"date":"2022-02-04","current":-10.395129,"twenty":-21.414406,"median":-4.052058,"eighty":17.503888,"marketCap":25175038},{"date":"2022-02-11","current":-11.558763,"twenty":-21.295689,"median":-4.19463,"eighty":17.501696,"marketCap":27993139},{"date":"2022-02-18","current":-12.218155,"twenty":-21.160843,"median":-4.265917,"eighty":17.48991,"marketCap":29590063},{"date":"2022-02-25","current":-12.412095,"twenty":-21.160843,"median":-4.280925,"eighty":17.477846,"marketCap":30059747},{"date":"2022-03-04","current":-12.761185,"twenty":-21.160843,"median":-4.322195,"eighty":17.452912,"marketCap":30905177},{"date":"2022-03-11","current":-14.041182,"twenty":-21.160843,"median":-4.329699,"eighty":17.452912,"marketCap":34005089},{"date":"2022-03-18","current":-13.18785,"twenty":-21.160843,"median":-4.337203,"eighty":17.427977,"marketCap":31938481},{"date":"2022-03-25","current":-12.14058,"twenty":-21.105875,"median":-4.342569,"eighty":17.306662,"marketCap":29402190},{"date":"2022-04-01","current":-6.221883,"twenty":-21.105875,"median":-4.352211,"eighty":17.257356,"marketCap":29608729},{"date":"2022-04-08","current":-5.295648,"twenty":-20.886028,"median":-4.352211,"eighty":17.257356,"marketCap":25200957},{"date":"2022-04-14","current":-5.476868,"twenty":-20.886028,"median":-4.388416,"eighty":17.257356,"marketCap":26063347},{"date":"2022-04-22","current":-5.396326,"twenty":-20.886028,"median":-4.427249,"eighty":17.257356,"marketCap":25680062},{"date":"2022-04-29","current":-5.295648,"twenty":-20.886028,"median":-4.494783,"eighty":17.257356,"marketCap":25200957},{"date":"2022-05-06","current":-4.772124,"twenty":-20.886028,"median":-4.588455,"eighty":17.257356,"marketCap":22709607},{"date":"2022-05-13","current":-4.510362,"twenty":-20.85292,"median":-4.502572,"eighty":17.257356,"marketCap":21463933},{"date":"2022-05-20","current":-4.846383,"twenty":-20.670293,"median":-4.588455,"eighty":17.222496,"marketCap":18780941},{"date":"2022-05-27","current":-5.48927,"twenty":-20.570339,"median":-4.667371,"eighty":17.209197,"marketCap":21272290},{"date":"2022-06-03","current":-5.019468,"twenty":-20.556247,"median":-4.719556,"eighty":17.187782,"marketCap":19451689},{"date":"2022-06-10","current":-4.524939,"twenty":-20.424332,"median":-4.747477,"eighty":17.170066,"marketCap":17535266},{"date":"2022-06-17","current":-4.871109,"twenty":-20.336388,"median":-4.737061,"eighty":17.167263,"marketCap":18876762},{"date":"2022-06-24","current":-4.623845,"twenty":-20.287502,"median":-4.737061,"eighty":17.167263,"marketCap":17918551},{"date":"2022-07-01","current":-4.920105,"twenty":-20.214172,"median":-4.747477,"eighty":17.167263,"marketCap":19066633},{"date":"2022-07-08","current":-6.06316,"twenty":-20.194838,"median":-4.772204,"eighty":17.167263,"marketCap":23496255},{"date":"2022-07-15","current":-6.249528,"twenty":-20.117311,"median":-4.83648,"eighty":17.167263,"marketCap":24218476},{"date":"2022-07-22","current":-6.336499,"twenty":-20.08906,"median":-4.83648,"eighty":17.167263,"marketCap":24555513},{"date":"2022-07-29","current":-6.034335,"twenty":-19.968027,"median":-4.83648,"eighty":17.167263,"marketCap":23384552},{"date":"2022-08-05","current":-5.914066,"twenty":-19.919834,"median":-4.83648,"eighty":17.167263,"marketCap":22918478},{"date":"2022-08-12","current":-6.510443,"twenty":-19.894458,"median":-4.841432,"eighty":17.167263,"marketCap":25229586},{"date":"2022-08-19","current":-6.228969,"twenty":-19.842891,"median":-4.846383,"eighty":17.167263,"marketCap":23496255},{"date":"2022-08-26","current":-5.539698,"twenty":-19.801638,"median":-4.883472,"eighty":17.148302,"marketCap":20896260},{"date":"2022-09-02","current":-5.412055,"twenty":-19.798662,"median":-4.895836,"eighty":17.060713,"marketCap":20414779},{"date":"2022-09-09","current":-5.360998,"twenty":-19.78676,"median":-4.920105,"eighty":17.013735,"marketCap":20222187},{"date":"2022-09-16","current":-5.105712,"twenty":-19.78676,"median":-4.940489,"eighty":17.010824,"marketCap":19259226},{"date":"2022-09-23","current":-4.646198,"twenty":-19.78676,"median":-4.93569,"eighty":17.010824,"marketCap":17525895},{"date":"2022-09-30","current":-4.697255,"twenty":-19.78676,"median":-4.910794,"eighty":17.010824,"marketCap":17718487},{"date":"2022-10-07","current":-5.156769,"twenty":-19.78676,"median":-4.93569,"eighty":17.010824,"marketCap":19451818},{"date":"2022-10-14","current":-5.309941,"twenty":-19.750071,"median":-4.950316,"eighty":17.010824,"marketCap":20029595},{"date":"2022-10-21","current":-6.331083,"twenty":-19.698504,"median":-4.960492,"eighty":16.888119,"marketCap":23881440},{"date":"2022-10-28","current":-6.026304,"twenty":-19.621154,"median":-4.962455,"eighty":16.795074,"marketCap":22731786},{"date":"2022-11-04","current":-5.694347,"twenty":-19.492237,"median":-4.973479,"eighty":16.795074,"marketCap":21479611},{"date":"2022-11-11","current":-6.485938,"twenty":-19.390366,"median":-5.029196,"eighty":16.764287,"marketCap":24465567},{"date":"2022-11-18","current":-8.735156,"twenty":-19.389103,"median":-5.041891,"eighty":16.764287,"marketCap":22731786},{"date":"2022-11-25","current":-8.698143,"twenty":-19.289282,"median":-5.062824,"eighty":16.751695,"marketCap":22635465},{"date":"2022-12-02","current":-8.216969,"twenty":-19.24257,"median":-5.07717,"eighty":16.733982,"marketCap":21383290},{"date":"2022-12-09","current":-8.068916,"twenty":-19.237131,"median":-5.093647,"eighty":16.730341,"marketCap":20998006},{"date":"2022-12-16","current":-7.772809,"twenty":-19.224829,"median":-5.105712,"eighty":16.718054,"marketCap":20227437},{"date":"2022-12-23","current":-8.290996,"twenty":-19.19062,"median":-5.131496,"eighty":16.647758,"marketCap":21575933},{"date":"2022-12-30","current":-7.846836,"twenty":-19.182837,"median":-5.143746,"eighty":16.591198,"marketCap":20420079},{"date":"2023-01-06","current":-8.32801,"twenty":-19.182837,"median":-5.156769,"eighty":16.591198,"marketCap":21672254},{"date":"2023-01-13","current":-8.698143,"twenty":-19.182837,"median":-5.233355,"eighty":16.591198,"marketCap":22635465},{"date":"2023-01-20","current":-8.66113,"twenty":-19.182837,"median":-5.258883,"eighty":16.591198,"marketCap":22539144},{"date":"2023-01-27","current":-8.698143,"twenty":-19.182837,"median":-5.305265,"eighty":16.591198,"marketCap":22635465},{"date":"2023-02-03","current":-9.993612,"twenty":-19.182837,"median":-5.340912,"eighty":16.591198,"marketCap":26006705},{"date":"2023-02-10","current":-9.290357,"twenty":-19.182837,"median":-5.396326,"eighty":16.591198,"marketCap":24176603},{"date":"2023-02-17","current":-9.808544,"twenty":-19.182837,"median":-5.416461,"eighty":16.591198,"marketCap":25525099},{"date":"2023-02-24","current":-9.438411,"twenty":-19.182837,"median":-5.456543,"eighty":16.591198,"marketCap":24561888},{"date":"2023-03-03","current":-10.400758,"twenty":-19.182837,"median":-5.48927,"eighty":16.564695,"marketCap":27066237},{"date":"2023-03-10","current":-9.697505,"twenty":-19.182837,"median":-5.539698,"eighty":16.356357,"marketCap":25236136},{"date":"2023-03-17","current":-9.660491,"twenty":-19.182837,"median":-5.678223,"eighty":16.239735,"marketCap":25139814},{"date":"2023-03-24","current":-8.624117,"twenty":-19.182837,"median":-5.694347,"eighty":16.106544,"marketCap":22442823},{"date":"2023-03-31","current":-10.215691,"twenty":-19.182837,"median":-5.754852,"eighty":16.029617,"marketCap":26584631},{"date":"2023-04-06","current":-36.98602,"twenty":-18.832182,"median":-5.719188,"eighty":16.039479,"marketCap":25043493},{"date":"2023-04-14","current":-44.098717,"twenty":-18.759236,"median":-5.718494,"eighty":16.04441,"marketCap":29859550},{"date":"2023-04-21","current":-44.548591,"twenty":-18.852809,"median":-5.718494,"eighty":16.04441,"marketCap":30164163},{"date":"2023-04-28","current":-44.762083,"twenty":-19.237131,"median":-5.718494,"eighty":16.04441,"marketCap":30308720},{"date":"2023-05-05","current":-43.694624,"twenty":-19.595371,"median":-5.718494,"eighty":16.04441,"marketCap":29585936},{"date":"2023-05-12","current":-41.986692,"twenty":-19.78676,"median":-5.718494,"eighty":16.04441,"marketCap":28429483},{"date":"2023-05-19","current":-19.538329,"twenty":-19.779422,"median":-5.718494,"eighty":16.04441,"marketCap":24671009},{"date":"2023-05-26","current":-17.401324,"twenty":-19.529111,"median":-5.718494,"eighty":16.04441,"marketCap":21972617},{"date":"2023-06-02","current":-18.240862,"twenty":-19.258888,"median":-5.718494,"eighty":16.04441,"marketCap":23032700},{"date":"2023-06-09","current":-20.07258,"twenty":-19.182837,"median":-5.718494,"eighty":16.04441,"marketCap":25345607},{"date":"2023-06-16","current":-19.462008,"twenty":-19.080399,"median":-5.718494,"eighty":16.04441,"marketCap":24574638},{"date":"2023-06-23","current":-18.62247,"twenty":-19.004078,"median":-5.716884,"eighty":16.049341,"marketCap":23514555},{"date":"2023-06-30","current":-17.630289,"twenty":-18.794777,"median":-5.715274,"eighty":16.049341,"marketCap":22261731},{"date":"2023-07-07","current":-17.401324,"twenty":-18.667169,"median":-5.715274,"eighty":16.049341,"marketCap":21972617},{"date":"2023-07-14","current":-18.393505,"twenty":-18.564035,"median":-5.715274,"eighty":16.049341,"marketCap":23225442},{"date":"2023-07-21","current":-17.782932,"twenty":-18.512468,"median":-5.715274,"eighty":16.049341,"marketCap":22454473},{"date":"2023-07-28","current":-16.561787,"twenty":-18.393505,"median":-5.715274,"eighty":16.049341,"marketCap":20912535},{"date":"2023-08-04","current":-16.867073,"twenty":-18.306872,"median":-5.718494,"eighty":16.029617,"marketCap":21298019},{"date":"2023-08-11","current":-16.2565,"twenty":-18.306872,"median":-5.81467,"eighty":15.817924,"marketCap":20527050},{"date":"2023-08-18","current":-13.338176,"twenty":-18.306872,"median":-5.898628,"eighty":15.492406,"marketCap":18218868},{"date":"2023-08-25","current":-12.844169,"twenty":-18.306872,"median":-5.949699,"eighty":15.35398,"marketCap":17544095},{"date":"2023-09-01","current":-13.460266,"twenty":-18.306872,"median":-6.037504,"eighty":15.239078,"marketCap":18385633},{"date":"2023-09-08","current":-13.393928,"twenty":-18.306872,"median":-6.112858,"eighty":15.208965,"marketCap":18295021},{"date":"2023-09-15","current":-13.479321,"twenty":-18.306872,"median":-6.187405,"eighty":14.934705,"marketCap":18411660},{"date":"2023-09-22","current":-12.844169,"twenty":-18.306872,"median":-6.221883,"eighty":14.887599,"marketCap":17544095},{"date":"2023-09-29","current":-14.114472,"twenty":-18.306872,"median":-6.302425,"eighty":14.654982,"marketCap":19279226},{"date":"2023-10-06","current":-14.185045,"twenty":-18.306872,"median":-6.333217,"eighty":14.347919,"marketCap":19375622},{"date":"2023-10-13","current":-12.985314,"twenty":-18.306872,"median":-6.385744,"eighty":13.957121,"marketCap":17736887},{"date":"2023-10-20","current":-12.914742,"twenty":-18.306872,"median":-6.485938,"eighty":13.263106,"marketCap":17640491},{"date":"2023-10-27","current":-12.901786,"twenty":-18.308881,"median":-6.544945,"eighty":13.026642,"marketCap":17622795},{"date":"2023-11-03","current":-12.538675,"twenty":-18.308881,"median":-6.724998,"eighty":12.466367,"marketCap":17126815},{"date":"2023-11-10","current":-11.900395,"twenty":-18.308881,"median":-7.037743,"eighty":10.644334,"marketCap":16254975},{"date":"2023-11-17","current":-5.219084,"twenty":-18.308881,"median":-7.147381,"eighty":10.600473,"marketCap":14772847},{"date":"2023-11-24","current":-5.47576,"twenty":-18.308881,"median":-7.147381,"eighty":10.585129,"marketCap":15499380},{"date":"2023-12-01","current":-5.441537,"twenty":-18.308881,"median":-7.147381,"eighty":10.359064,"marketCap":15402509},{"date":"2023-12-08","current":-5.783772,"twenty":-18.308211,"median":-7.128622,"eighty":10.218561,"marketCap":16371220},{"date":"2023-12-15","current":-5.989113,"twenty":-18.308211,"median":-7.128622,"eighty":9.934711,"marketCap":16952447},{"date":"2023-12-22","current":-6.228677,"twenty":-18.308211,"median":-7.128622,"eighty":9.93144,"marketCap":17630545},{"date":"2023-12-29","current":-6.536689,"twenty":-18.308881,"median":-7.147381,"eighty":9.893774,"marketCap":18502385},{"date":"2024-01-05","current":-6.74203,"twenty":-18.309551,"median":-7.16614,"eighty":9.865228,"marketCap":19083612},{"date":"2024-01-12","current":-6.399795,"twenty":-18.309551,"median":-7.16614,"eighty":9.752435,"marketCap":18114901},{"date":"2024-01-19","current":-6.913147,"twenty":-18.311078,"median":-7.228888,"eighty":9.596981,"marketCap":19567968},{"date":"2024-01-26","current":-7.494947,"twenty":-18.309551,"median":-7.323829,"eighty":9.48389,"marketCap":21214777},{"date":"2024-02-02","current":-7.494947,"twenty":-18.309551,"median":-7.511316,"eighty":9.342548,"marketCap":21214777},{"date":"2024-02-09","current":-6.947371,"twenty":-18.309551,"median":-7.52917,"eighty":9.328416,"marketCap":19664839},{"date":"2024-02-16","current":-6.776253,"twenty":-18.309551,"median":-7.52917,"eighty":9.328416,"marketCap":19180483},{"date":"2024-02-23","current":-6.365571,"twenty":-18.309551,"median":-7.52917,"eighty":9.282586,"marketCap":18018030},{"date":"2024-03-01","current":-6.570912,"twenty":-18.308881,"median":-7.521443,"eighty":9.225088,"marketCap":18599256},{"date":"2024-03-08","current":-6.16023,"twenty":-18.308881,"median":-7.521443,"eighty":9.110752,"marketCap":17436803},{"date":"2024-03-15","current":-6.05756,"twenty":-18.308881,"median":-7.521443,"eighty":9.059871,"marketCap":17146190},{"date":"2024-03-22","current":-6.399795,"twenty":-18.308881,"median":-7.521443,"eighty":8.853106,"marketCap":18114901},{"date":"2024-03-28","current":-6.844701,"twenty":-18.308881,"median":-7.521443,"eighty":8.607246,"marketCap":19374226},{"date":"2024-04-05","current":-9.351409,"twenty":-18.309551,"median":-7.587742,"eighty":8.607246,"marketCap":23055328},{"date":"2024-04-12","current":-9.932156,"twenty":-18.309551,"median":-7.735796,"eighty":8.55428,"marketCap":24487124},{"date":"2024-04-19","current":-8.749756,"twenty":-18.309551,"median":-7.772809,"eighty":8.480378,"marketCap":21571990},{"date":"2024-04-26","current":-9.262129,"twenty":-18.308881,"median":-7.877627,"eighty":8.480378,"marketCap":22835215},{"date":"2024-05-03","current":-8.67093,"twenty":-18.308881,"median":-8.05041,"eighty":8.338279,"marketCap":21377648},{"date":"2024-05-10","current":-8.867996,"twenty":-18.308881,"median":-8.198463,"eighty":7.688874,"marketCap":21863504},{"date":"2024-05-17","current":-8.473863,"twenty":-18.308881,"median":-8.290996,"eighty":5.264582,"marketCap":20891792},{"date":"2024-05-24","current":-5.399624,"twenty":-18.308881,"median":-8.290996,"eighty":-3.904983,"marketCap":13312444},{"date":"2024-05-31","current":-1.79819,"twenty":-18.308881,"median":-8.290996,"eighty":-3.921491,"marketCap":11757706},{"date":"2024-06-07","current":-1.783329,"twenty":-18.308881,"median":-8.290996,"eighty":-3.921491,"marketCap":11660535},{"date":"2024-06-14","current":-1.627288,"twenty":-18.309551,"median":-8.290996,"eighty":-3.939501,"marketCap":10640238},{"date":"2024-06-21","current":-1.590135,"twenty":-18.311078,"median":-8.294512,"eighty":-3.969516,"marketCap":10397310},{"date":"2024-06-28","current":-1.560413,"twenty":-18.315657,"median":-8.327269,"eighty":-4.067066,"marketCap":10202968},{"date":"2024-07-05","current":-1.560413,"twenty":-18.315657,"median":-8.327269,"eighty":-4.067066,"marketCap":10202968},{"date":"2024-07-12","current":-1.619857,"twenty":-18.315657,"median":-8.327269,"eighty":-4.067066,"marketCap":10591653},{"date":"2024-07-15","current":-1.634718,"twenty":-18.315657,"median":-8.327269,"eighty":-4.067066,"marketCap":10688824},{"date":"2024-08-02","current":-1.66979,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":10918148},{"date":"2024-08-09","current":-1.474962,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9644234},{"date":"2024-08-16","current":-1.252443,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9571356},{"date":"2024-08-23","current":-1.05563,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":8067278},{"date":"2024-08-30","current":-0.853407,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":6521860},{"date":"2024-09-06","current":-0.993182,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":7590045},{"date":"2024-09-13","current":-1.261243,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9638601},{"date":"2024-09-20","current":-1.285626,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9824940},{"date":"2024-09-27","current":-1.197662,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9152711},{"date":"2024-10-04","current":-1.069371,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":8172291},{"date":"2024-10-11","current":-1.156018,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":8834460},{"date":"2024-10-18","current":-1.267309,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":9684964},{"date":"2024-10-25","current":-1.523941,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":11646181},{"date":"2024-10-31","current":-1.4804,"twenty":-18.393505,"median":-8.441136,"eighty":-4.283176,"marketCap":11313433},{"date":"2024-11-08","current":-1.378804,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":10537020},{"date":"2024-11-15","current":-1.305074,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":9973567},{"date":"2024-11-22","current":-1.185376,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":9416769},{"date":"2024-11-29","current":-1.500836,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":11922821},{"date":"2024-12-06","current":-1.372969,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":10907032},{"date":"2024-12-13","current":-3.516335,"twenty":-18.393505,"median":-8.473863,"eighty":-4.299685,"marketCap":27934192},{"date":"2024-12-20","current":-3.196668,"twenty":-18.393505,"median":-8.473863,"eighty":-4.315442,"marketCap":25394720},{"date":"2024-12-27","current":-8.183471,"twenty":-18.393505,"median":-8.473863,"eighty":-4.329699,"marketCap":65010483},{"date":"2025-01-03","current":-8.007654,"twenty":-18.393505,"median":-8.476063,"eighty":-4.338495,"marketCap":63613773},{"date":"2025-01-10","current":-4.46767,"twenty":-18.393505,"median":-8.476063,"eighty":-4.352211,"marketCap":35491711},{"date":"2025-01-17","current":-4.879166,"twenty":-18.393505,"median":-8.476063,"eighty":-4.354459,"marketCap":38760684},{"date":"2025-01-24","current":-3.821034,"twenty":-18.393505,"median":-8.476063,"eighty":-4.354459,"marketCap":30354753},{"date":"2025-01-31","current":-3.840629,"twenty":-18.393505,"median":-8.476063,"eighty":-4.354459,"marketCap":30510418},{"date":"2025-02-07","current":-4.50686,"twenty":-18.393505,"median":-8.476063,"eighty":-4.364205,"marketCap":35803042},{"date":"2025-02-14","current":-4.3501,"twenty":-18.393505,"median":-8.476063,"eighty":-4.430193,"marketCap":34557718},{"date":"2025-02-21","current":-3.919009,"twenty":-18.393505,"median":-8.476063,"eighty":-4.430193,"marketCap":31133080},{"date":"2025-02-28","current":-3.213587,"twenty":-18.393505,"median":-8.476063,"eighty":-4.430193,"marketCap":25529125},{"date":"2025-03-07","current":-3.154802,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":25062129},{"date":"2025-03-14","current":-3.056827,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":24283802},{"date":"2025-03-21","current":-3.546703,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":28175437},{"date":"2025-03-28","current":-3.017637,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":23972471},{"date":"2025-04-04","current":-2.55302,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":28702081},{"date":"2025-04-11","current":-2.238264,"twenty":-18.393505,"median":-8.476063,"eighty":-4.430193,"marketCap":25163468},{"date":"2025-04-17","current":-2.902749,"twenty":-18.393505,"median":-8.476063,"eighty":-4.430193,"marketCap":32633873},{"date":"2025-04-25","current":-3.269964,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":36762255},{"date":"2025-05-02","current":-3.147559,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":35386128},{"date":"2025-05-09","current":-3.130072,"twenty":-18.393505,"median":-8.476063,"eighty":-4.441969,"marketCap":35189538},{"date":"2025-05-16","current":-4.618632,"twenty":-18.393505,"median":-8.476063,"eighty":-4.467498,"marketCap":38924740},{"date":"2025-05-23","current":-5.458383,"twenty":-18.393505,"median":-8.476063,"eighty":-4.467498,"marketCap":46001966},{"date":"2025-05-30","current":-5.590277,"twenty":-18.393505,"median":-8.476063,"eighty":-4.46767,"marketCap":47113532},{"date":"2025-06-06","current":-5.370571,"twenty":-18.393505,"median":-8.476063,"eighty":-4.46767,"marketCap":45261909},{"date":"2025-06-13","current":-5.077631,"twenty":-18.393505,"median":-8.476063,"eighty":-4.46767,"marketCap":42793077},{"date":"2025-06-20","current":-4.931161,"twenty":-18.401137,"median":-8.49467,"eighty":-4.467636,"marketCap":41558661},{"date":"2025-06-27","current":-5.102043,"twenty":-18.401137,"median":-8.49467,"eighty":-4.467636,"marketCap":42998813},{"date":"2025-07-03","current":-5.19969,"twenty":-18.401137,"median":-8.441136,"eighty":-4.467636,"marketCap":43821757},{"date":"2025-07-11","current":-5.6391,"twenty":-18.401137,"median":-8.32801,"eighty":-4.467636,"marketCap":47525004},{"date":"2025-07-18","current":-7.152625,"twenty":-18.401137,"median":-8.290996,"eighty":-4.467636,"marketCap":60280633},{"date":"2025-07-25","current":-7.714094,"twenty":-18.401137,"median":-8.216204,"eighty":-4.467636,"marketCap":65012560},{"date":"2025-08-01","current":-7.201448,"twenty":-18.401137,"median":-8.087422,"eighty":-4.467636,"marketCap":60692105},{"date":"2025-08-08","current":-7.275213,"twenty":-18.401137,"median":-8.001271,"eighty":-4.467636,"marketCap":61313782},{"date":"2025-08-15","current":-9.158513,"twenty":-18.401137,"median":-8.05041,"eighty":-4.467636,"marketCap":77185789},{"date":"2025-08-22","current":-7.348467,"twenty":-18.401137,"median":-8.05041,"eighty":-4.467636,"marketCap":63366672},{"date":"2025-08-29","current":-8.159661,"twenty":-18.401137,"median":-8.068916,"eighty":-4.483357,"marketCap":70361694},{"date":"2025-09-05","current":-10.163788,"twenty":-18.408769,"median":-8.179956,"eighty":-4.536426,"marketCap":87643514},{"date":"2025-09-12","current":-9.114007,"twenty":-18.401137,"median":-8.246697,"eighty":-4.6049,"marketCap":78591132},{"date":"2025-09-19","current":-9.877484,"twenty":-18.401137,"median":-8.312649,"eighty":-4.641844,"marketCap":85174683},{"date":"2025-09-26","current":-9.543463,"twenty":-18.401137,"median":-8.395929,"eighty":-4.718789,"marketCap":82294380},{"date":"2025-10-03","current":-10.66482,"twenty":-18.401137,"median":-8.481906,"eighty":-4.772188,"marketCap":91963969},{"date":"2025-10-10","current":-10.831831,"twenty":-18.401137,"median":-8.589406,"eighty":-4.841438,"marketCap":93404121},{"date":"2025-10-17","current":-9.114007,"twenty":-18.401137,"median":-8.684537,"eighty":-4.877555,"marketCap":78591132},{"date":"2025-10-24","current":-8.040368,"twenty":-18.401137,"median":-8.698143,"eighty":-4.881704,"marketCap":69333015},{"date":"2025-10-31","current":-8.421923,"twenty":-18.401137,"median":-8.698143,"eighty":-4.881704,"marketCap":72623214},{"date":"2025-11-07","current":-7.488813,"twenty":-18.401137,"median":-8.698143,"eighty":-4.881704,"marketCap":64576892},{"date":"2025-11-14","current":-6.364294,"twenty":-18.401137,"median":-8.698143,"eighty":-4.881704,"marketCap":54880042},{"date":"2025-11-21","current":-7.744222,"twenty":-18.401137,"median":-8.66603,"eighty":-4.881704,"marketCap":59024951},{"date":"2025-11-28","current":-8.935641,"twenty":-18.401137,"median":-8.642623,"eighty":-4.881704,"marketCap":68105713},{"date":"2025-12-05","current":-9.368884,"twenty":-18.332448,"median":-8.618724,"eighty":-4.881704,"marketCap":71407808},{"date":"2025-12-12","current":-9.152263,"twenty":-18.210627,"median":-8.618724,"eighty":-4.881704,"marketCap":69756761},{"date":"2025-12-19","current":-7.906688,"twenty":-18.210627,"median":-8.541559,"eighty":-4.881704,"marketCap":60263237},{"date":"2025-12-26","current":-8.285776,"twenty":-18.210627,"median":-8.476063,"eighty":-4.881704,"marketCap":63152570},{"date":"2026-01-02","current":-8.113886,"twenty":-18.210627,"median":-8.415166,"eighty":-4.881704,"marketCap":61842454},{"date":"2026-01-09","current":-9.145082,"twenty":-18.088218,"median":-8.415166,"eighty":-4.881704,"marketCap":69702030},{"date":"2026-01-16","current":-11.141692,"twenty":-17.90398,"median":-8.415166,"eighty":-4.881704,"marketCap":84919806},{"date":"2026-01-23","current":-12.255861,"twenty":-17.800847,"median":-8.415166,"eighty":-4.881704,"marketCap":93411786},{"date":"2026-01-30","current":-9.54572,"twenty":-17.782932,"median":-8.415166,"eighty":-4.881704,"marketCap":72755617},{"date":"2026-02-06","current":-8.920394,"twenty":-17.630289,"median":-8.415166,"eighty":-4.881704,"marketCap":67989507},{"date":"2026-02-13","current":-8.755213,"twenty":-17.536953,"median":-8.415166,"eighty":-4.881704,"marketCap":66730529},{"date":"2026-02-20","current":-9.085599,"twenty":-17.434554,"median":-8.415166,"eighty":-4.881704,"marketCap":69248663},{"date":"2026-02-27","current":-9.217753,"twenty":-17.326433,"median":-8.415166,"eighty":-4.881704,"marketCap":70255916},{"date":"2026-03-06","current":-8.656098,"twenty":-17.228376,"median":-8.415166,"eighty":-4.881704,"marketCap":65975089},{"date":"2026-03-13","current":-8.325712,"twenty":-17.078912,"median":-8.392938,"eighty":-4.881704,"marketCap":63456956},{"date":"2026-03-20","current":-8.556982,"twenty":-16.780773,"median":-8.392938,"eighty":-4.881704,"marketCap":65219649},{"date":"2026-03-27","current":-8.755213,"twenty":-16.2565,"median":-8.392938,"eighty":-4.881704,"marketCap":66730529},{"date":"2026-04-02","current":-6.868618,"twenty":-16.144614,"median":-8.345039,"eighty":-4.881704,"marketCap":48129468},{"date":"2026-04-10","current":-6.579413,"twenty":-15.887481,"median":-8.32764,"eighty":-4.881704,"marketCap":46102964},{"date":"2026-04-17","current":-7.266274,"twenty":-15.283302,"median":-8.290996,"eighty":-4.881704,"marketCap":50915910},{"date":"2026-04-24","current":-6.832467,"twenty":-15.049664,"median":-8.246697,"eighty":-4.881704,"marketCap":47876155},{"date":"2026-05-01","current":-7.085521,"twenty":-14.755329,"median":-8.194007,"eighty":-4.881704,"marketCap":49649346},{"date":"2026-05-08","current":-7.736232,"twenty":-14.27632,"median":-8.155024,"eighty":-4.881704,"marketCap":54208979},{"date":"2026-05-15","current":-10.869785,"twenty":-14.187303,"median":-8.146666,"eighty":-4.881704,"marketCap":72700828},{"date":"2026-05-22","current":-20.035248,"twenty":-14.132015,"median":-8.146666,"eighty":-4.881704,"marketCap":134002571},{"date":"2026-05-29","current":-17.914314,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":119817044},{"date":"2026-06-05","current":-22.269803,"twenty":-14.132015,"median":-8.146666,"eighty":-4.881704,"marketCap":148948038},{"date":"2026-06-12","current":-32.836598,"twenty":-14.132015,"median":-8.146666,"eighty":-4.881704,"marketCap":219622362},{"date":"2026-06-18","current":-36.737601,"twenty":-14.132015,"median":-8.146666,"eighty":-4.881704,"marketCap":245713600},{"date":"2026-06-26","current":-26.44375,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":176864817},{"date":"2026-07-02","current":-26.89837,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":179905472},{"date":"2026-07-10","current":-24.852579,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":166222521},{"date":"2026-07-17","current":-24.322188,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":162675089},{"date":"2026-07-24","current":-24.019108,"twenty":-14.118757,"median":-8.142943,"eighty":-4.881069,"marketCap":160647985},{"date":"2026-07-31","current":-18.601549,"twenty":-14.117043,"median":-8.138877,"eighty":-4.880435,"marketCap":124413503},{"date":"2026-08-07","current":-20.57157,"twenty":-14.117043,"median":-8.138877,"eighty":-4.880435,"marketCap":137589678},{"date":"2026-08-14","current":-22.693132,"twenty":-14.117043,"median":-8.138877,"eighty":-4.880435,"marketCap":151779406},{"date":"2026-08-21","current":-12.910434,"twenty":-14.100671,"median":-8.138877,"eighty":-4.880435,"marketCap":103350971},{"date":"2026-08-28","current":-14.036344,"twenty":-13.99343,"median":-8.138877,"eighty":-4.880435,"marketCap":112364137},{"date":"2026-09-04","current":-12.835374,"twenty":-13.860553,"median":-8.138877,"eighty":-4.880435,"marketCap":102750093},{"date":"2026-09-09","current":-13.379564,"twenty":-13.831901,"median":-8.138877,"eighty":-4.880435,"marketCap":107106457}],"updateTime":1789036421491},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"AMPG\",pageSize:20,pageCount:2,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"20687526","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315226004629-AMPG","pdf_url":"","pub_time":1770008400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/0001493152-26-004629-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 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":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/ex10-1.htm","primary":true,"translateUrl":"","linkName":"ex10-1.htm","type":"EX-10.1","id":"NTFILE37zpCEFuSUodQxUw","market":"us","size":118806},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEERq6EgCk2vFtHS2L","market":"us","size":71069},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/ex10-2.htm","primary":false,"translateUrl":"","linkName":"ex10-2.htm","type":"EX-10.2","id":"NTFILEBGvPxvd9g5asZoWP","market":"us","size":118851},{"description":"EX-10.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/ex10-3.htm","primary":false,"translateUrl":"","linkName":"ex10-3.htm","type":"EX-10.3","id":"NTFILE4rGpXazzRGJUsNGd","market":"us","size":118068},{"description":"EX-99.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/ex99-1.htm","primary":false,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILE5AmPL6NUr2KSoUod","market":"us","size":18191},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226004629/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILEC9r9Pwdz6D8qm5Z5","market":"us","size":16096}],"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":"2026-02-02 13:00","pubTimestamp":1770008400,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 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":"20664186","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315226003631-AMPG","pdf_url":"","pub_time":1769403600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/0001493152-26-003631-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-5.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex5-1.htm","primary":true,"translateUrl":"","linkName":"ex5-1.htm","type":"EX-5.1","id":"NTFILEEyyRJ68a91tVBpKz","market":"us","size":23691},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEFdx7ADySAh2FaMSg","market":"us","size":61186},{"description":"EX-10.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex10-1.htm","primary":false,"translateUrl":"","linkName":"ex10-1.htm","type":"EX-10.1","id":"NTFILEFZoSCTKPbrVpwTGm","market":"us","size":252564},{"description":"EX-10.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex10-2.htm","primary":false,"translateUrl":"","linkName":"ex10-2.htm","type":"EX-10.2","id":"NTFILEGs3orY7mk6C6o4oS","market":"us","size":131862},{"description":"EX-10.3","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex10-3.htm","primary":false,"translateUrl":"","linkName":"ex10-3.htm","type":"EX-10.3","id":"NTFILEHTvm9S4cGysuPRUu","market":"us","size":44687},{"description":"EX-10.4","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex10-4.htm","primary":false,"translateUrl":"","linkName":"ex10-4.htm","type":"EX-10.4","id":"NTFILEGwzEmieNiDxESgMy","market":"us","size":71110},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003631/ex5-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex5-1_001.jpg","type":"GRAPHIC","id":"NTFILEgBZfZLjoC1wtVDuQ","market":"us","size":26137}],"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":"2026-01-26 13:00","pubTimestamp":1769403600,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20662978","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315226003533-AMPG","pdf_url":"","pub_time":1769403600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003533/0001493152-26-003533-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003533/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEGP5E4enDtZEk7DUY","market":"us","size":13176},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226003533/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEEZiNvNhbkUByMsyB","market":"us","size":42683}],"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":"2026-01-26 13:00","pubTimestamp":1769403600,"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":"20624149","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315226001229-AMPG","pdf_url":"","pub_time":1768194000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226001229/0001493152-26-001229-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226001229/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILED6FHeQR5TUpb9uuC","market":"us","size":27609},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226001229/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE9L6jiSqH3uMTSA3e","market":"us","size":42782},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226001229/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILEBweVxWAHLuiUAget","market":"us","size":3023}],"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;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20600469","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315226000266-AMPG","pdf_url":"","pub_time":1767589200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226000266/0001493152-26-000266-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/1518461/000149315226000266/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEDPihWzZWCBkDUpFD","market":"us","size":15656},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226000266/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEJ3LEhSDdKuPKNo9L","market":"us","size":42659},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315226000266/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILE3HjK68jDeYe7TPZ8","market":"us","size":23389}],"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":"2026-01-05 13:00","pubTimestamp":1767589200,"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":"20532717","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225027624-AMPG","pdf_url":"","pub_time":1765774800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027624/0001493152-25-027624-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027624/form8-k.htm","primary":true,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEHGXu3XNar6MuEhRt","market":"us","size":62090}],"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":"2025-12-15 13:00","pubTimestamp":1765774800,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20518659","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225027138-AMPG","pdf_url":"","pub_time":1765429200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027138/0001493152-25-027138-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027138/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEHbbQM5owYL35C6oo","market":"us","size":18895},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027138/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILECrEsCUfNvLVqhU6p","market":"us","size":45102},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225027138/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILE2eDY4rW7nji1TQ4t","market":"us","size":3105}],"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":"2025-12-11 13:00","pubTimestamp":1765429200,"title_zh":"Form 8-K - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20501329","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225026505-AMPG","pdf_url":"","pub_time":1765170000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","symbol":"AMPG","title":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","titleType":"[Supp]Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225026505/0001493152-25-026505-index.htm","us_notice_code":"Form FWP","us_title_en":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FWP","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225026505/formfwp.htm","primary":true,"translateUrl":"","linkName":"formfwp.htm","type":"FWP","id":"NTFILEG6wTa86oAMLHvkUx","market":"us","size":34771},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225026505/formfwp_001.jpg","primary":false,"translateUrl":"","linkName":"formfwp_001.jpg","type":"GRAPHIC","id":"NTFILE7pUfJ5c9Yd4MY3Hi","market":"us","size":9161}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"[Supp]Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"[Supp]Public Prospectus","pubTime":"2025-12-08 13:00","pubTimestamp":1765170000,"title_zh":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20410722","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225022508-AMPG","pdf_url":"","pub_time":1763096400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/0001493152-25-022508-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEBwYMLN6ajBGZqwJt","market":"us","size":21688},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE9WtcAFQQiva9HUvL","market":"us","size":44817},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-2.htm","primary":false,"translateUrl":"","linkName":"ex99-2.htm","type":"EX-99.2","id":"NTFILEAqf8SyP7PP2u8Ue3","market":"us","size":26666},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILE2998GeiVvqn6xeDj","market":"us","size":390389},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_002.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_002.jpg","type":"GRAPHIC","id":"NTFILEBnoZnuSEP9HQHkCD","market":"us","size":399245},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_003.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_003.jpg","type":"GRAPHIC","id":"NTFILE5ysuzuNM41XorZWe","market":"us","size":94963},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_004.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_004.jpg","type":"GRAPHIC","id":"NTFILE8UHJJwX5rZV8tuiK","market":"us","size":309870},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_005.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_005.jpg","type":"GRAPHIC","id":"NTFILECmWKP8UmrUCaLPKs","market":"us","size":299408},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_006.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_006.jpg","type":"GRAPHIC","id":"NTFILE4X9q44v4PnGs73de","market":"us","size":306325},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_007.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_007.jpg","type":"GRAPHIC","id":"NTFILEFYXWkY4Jsehu5QxL","market":"us","size":294590},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_008.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_008.jpg","type":"GRAPHIC","id":"NTFILE6XZtFDZKtpFpY9gX","market":"us","size":260829},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_009.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_009.jpg","type":"GRAPHIC","id":"NTFILEAskSaVinGwyyfPL1","market":"us","size":310327},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_010.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_010.jpg","type":"GRAPHIC","id":"NTFILE5BpKEVVQCwPrJwgd","market":"us","size":147043},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_011.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_011.jpg","type":"GRAPHIC","id":"NTFILEC46SXxyCuoUjHDou","market":"us","size":161333},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_012.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_012.jpg","type":"GRAPHIC","id":"NTFILE6LgKcbWQrFYLbqnX","market":"us","size":243825},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_013.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_013.jpg","type":"GRAPHIC","id":"NTFILE9tobLpYRR1GqfSQk","market":"us","size":316286},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_014.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_014.jpg","type":"GRAPHIC","id":"NTFILEA9UVmJ7jJ3C73qDj","market":"us","size":215006},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_015.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_015.jpg","type":"GRAPHIC","id":"NTFILECrnV6bHQnP14BMub","market":"us","size":221906},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_016.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_016.jpg","type":"GRAPHIC","id":"NTFILEHu4rFTsvks98nEuV","market":"us","size":394889},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_017.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_017.jpg","type":"GRAPHIC","id":"NTFILE2i2urGTzt87Qo75X","market":"us","size":407492},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_018.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_018.jpg","type":"GRAPHIC","id":"NTFILEEiVPymN4mxE1zE1N","market":"us","size":297566},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_019.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_019.jpg","type":"GRAPHIC","id":"NTFILECZWySZjAzU8oWwmB","market":"us","size":308300},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_020.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_020.jpg","type":"GRAPHIC","id":"NTFILECNYP9k1hFj8gapfW","market":"us","size":404737},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_021.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_021.jpg","type":"GRAPHIC","id":"NTFILE9ZqVwUDj4GUmG5Rx","market":"us","size":406922},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-1_022.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_022.jpg","type":"GRAPHIC","id":"NTFILE38GFr6SVp6gPC6dc","market":"us","size":301273},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022508/ex99-2_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-2_001.jpg","type":"GRAPHIC","id":"NTFILE4yxmYaFVYnyFd4hp","market":"us","size":2997}],"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":"2025-11-14 13:00","pubTimestamp":1763096400,"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":"20410278","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225022459-AMPG","pdf_url":"","pub_time":1763096400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMPG","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022459/0001493152-25-022459-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/1518461/000149315225022459/form10-q.htm","primary":true,"translateUrl":"","linkName":"form10-q.htm","type":"10-Q","id":"NTFILEJ8qPspKYMwdVvTit","market":"us","size":1242372},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022459/ex31-1.htm","primary":false,"translateUrl":"","linkName":"ex31-1.htm","type":"EX-31.1","id":"NTFILEBGPSgVWGNtJmms2S","market":"us","size":18775},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022459/ex31-2.htm","primary":false,"translateUrl":"","linkName":"ex31-2.htm","type":"EX-31.2","id":"NTFILE55pf1Wnx94YoJjCY","market":"us","size":18356},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022459/ex32-1.htm","primary":false,"translateUrl":"","linkName":"ex32-1.htm","type":"EX-32.1","id":"NTFILEJArwPopidXtQn8vk","market":"us","size":6041},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225022459/ex32-2.htm","primary":false,"translateUrl":"","linkName":"ex32-2.htm","type":"EX-32.2","id":"NTFILEDHUGnSMMUzFCCzqA","market":"us","size":5976}],"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":"2025-11-14 13:00","pubTimestamp":1763096400,"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":"20397785","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225021710-AMPG","pdf_url":"","pub_time":1762923600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225021710/0001493152-25-021710-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 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":"EX-99.9","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225021710/ex99-9.htm","primary":true,"translateUrl":"","linkName":"ex99-9.htm","type":"EX-99.9","id":"NTFILE5QUxGt7MZes2sphz","market":"us","size":33336},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225021710/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEB1KnibfsjJ4czJXQ","market":"us","size":46935},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225021710/ex99-9_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-9_001.jpg","type":"GRAPHIC","id":"NTFILE8pyH3QLHjuTjEGvj","market":"us","size":9184}],"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":"2025-11-12 13:00","pubTimestamp":1762923600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 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":"20363037","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225020631-AMPG","pdf_url":"","pub_time":1762146000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020631/0001493152-25-020631-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020631/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILE7PXF2hwpCRARFDvA","market":"us","size":22426},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020631/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE5qD8AN9vG2Cj7wFF","market":"us","size":43130},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020631/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILEEcechL8obENCbQ5m","market":"us","size":18580}],"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":"2025-11-03 13:00","pubTimestamp":1762146000,"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":"20363026","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225020605-AMPG","pdf_url":"","pub_time":1762146000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","symbol":"AMPG","title":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","titleType":"[Supp]Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/0001493152-25-020605-index.htm","us_notice_code":"Form FWP","us_title_en":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FWP","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp.htm","primary":true,"translateUrl":"","linkName":"formfwp.htm","type":"FWP","id":"NTFILEELRCfJ79Q5Kxh7vQ","market":"us","size":14612},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_001.jpg","primary":false,"translateUrl":"","linkName":"formfwp_001.jpg","type":"GRAPHIC","id":"NTFILEBLAqTkXr2QH7cmB7","market":"us","size":59579},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_002.jpg","primary":false,"translateUrl":"","linkName":"formfwp_002.jpg","type":"GRAPHIC","id":"NTFILEb5AKNnPzz7uj7MzU","market":"us","size":204491},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_003.jpg","primary":false,"translateUrl":"","linkName":"formfwp_003.jpg","type":"GRAPHIC","id":"NTFILEAorAFnrgtcnTsifn","market":"us","size":201798},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_004.jpg","primary":false,"translateUrl":"","linkName":"formfwp_004.jpg","type":"GRAPHIC","id":"NTFILEGVhy8iEoWAxvvR8A","market":"us","size":165668},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_005.jpg","primary":false,"translateUrl":"","linkName":"formfwp_005.jpg","type":"GRAPHIC","id":"NTFILEBgny2zgoaqVvu6B3","market":"us","size":160571},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_006.jpg","primary":false,"translateUrl":"","linkName":"formfwp_006.jpg","type":"GRAPHIC","id":"NTFILE7ZNs2jq9xGwziXxk","market":"us","size":211254},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_007.jpg","primary":false,"translateUrl":"","linkName":"formfwp_007.jpg","type":"GRAPHIC","id":"NTFILE64uiNY9ucWSarfJG","market":"us","size":205458},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_008.jpg","primary":false,"translateUrl":"","linkName":"formfwp_008.jpg","type":"GRAPHIC","id":"NTFILExLnnKaZhCdWYpKwW","market":"us","size":165186},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_009.jpg","primary":false,"translateUrl":"","linkName":"formfwp_009.jpg","type":"GRAPHIC","id":"NTFILE9wov1ZVwWqnp8HYd","market":"us","size":186904},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_010.jpg","primary":false,"translateUrl":"","linkName":"formfwp_010.jpg","type":"GRAPHIC","id":"NTFILE9SrWKCjcESLooRrh","market":"us","size":184751},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_011.jpg","primary":false,"translateUrl":"","linkName":"formfwp_011.jpg","type":"GRAPHIC","id":"NTFILE6zqCDHYKV9g2TTAQ","market":"us","size":152046},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_012.jpg","primary":false,"translateUrl":"","linkName":"formfwp_012.jpg","type":"GRAPHIC","id":"NTFILEALBV3wdJSyaeGedd","market":"us","size":94980},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_013.jpg","primary":false,"translateUrl":"","linkName":"formfwp_013.jpg","type":"GRAPHIC","id":"NTFILEXJFV2oiquqbppbA2","market":"us","size":198399},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_014.jpg","primary":false,"translateUrl":"","linkName":"formfwp_014.jpg","type":"GRAPHIC","id":"NTFILE426MmEXKHUtnhJVA","market":"us","size":106363},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_015.jpg","primary":false,"translateUrl":"","linkName":"formfwp_015.jpg","type":"GRAPHIC","id":"NTFILE2KU7FhRaTUC27Bke","market":"us","size":79122},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_016.jpg","primary":false,"translateUrl":"","linkName":"formfwp_016.jpg","type":"GRAPHIC","id":"NTFILE4S4QayQrMVwJ7chA","market":"us","size":111951},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_017.jpg","primary":false,"translateUrl":"","linkName":"formfwp_017.jpg","type":"GRAPHIC","id":"NTFILEDrELJZb7ewtrfStn","market":"us","size":84928},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_018.jpg","primary":false,"translateUrl":"","linkName":"formfwp_018.jpg","type":"GRAPHIC","id":"NTFILEFkzS39gxpL2pfHGT","market":"us","size":132469},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020605/formfwp_019.jpg","primary":false,"translateUrl":"","linkName":"formfwp_019.jpg","type":"GRAPHIC","id":"NTFILEAPfct2gvQKkZTf6E","market":"us","size":68213}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"[Supp]Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"[Supp]Public Prospectus","pubTime":"2025-11-03 13:00","pubTimestamp":1762146000,"title_zh":"Form FWP - Filing under Securities Act Rules 163/433 of free writing prospectuses","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20346958","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225020141-AMPG","pdf_url":"","pub_time":1761796800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/0001493152-25-020141-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 7.01: Regulation FD Disclosure;\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":"EX-1.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex1-1.htm","primary":true,"translateUrl":"","linkName":"ex1-1.htm","type":"EX-1.1","id":"NTFILE4FRH1R2QnjkX7QxX","market":"us","size":182879},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE4ukKgHDLivTPonnA","market":"us","size":67791},{"description":"EX-4.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex4-1.htm","primary":false,"translateUrl":"","linkName":"ex4-1.htm","type":"EX-4.1","id":"NTFILE6bsuCZa584QJigRX","market":"us","size":45969},{"description":"EX-4.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex4-2.htm","primary":false,"translateUrl":"","linkName":"ex4-2.htm","type":"EX-4.2","id":"NTFILEEmf1XVJoHVoeqLfn","market":"us","size":42311},{"description":"EX-4.3","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex4-3.htm","primary":false,"translateUrl":"","linkName":"ex4-3.htm","type":"EX-4.3","id":"NTFILE6y5rcRDwZGM9GqxT","market":"us","size":45899},{"description":"EX-5.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex5-1.htm","primary":false,"translateUrl":"","linkName":"ex5-1.htm","type":"EX-5.1","id":"NTFILEHDp2GZtuby2a1Ppf","market":"us","size":27806},{"description":"EX-10.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex10-1.htm","primary":false,"translateUrl":"","linkName":"ex10-1.htm","type":"EX-10.1","id":"NTFILEB6dTgpkzbEjw2NiX","market":"us","size":129517},{"description":"EX-99.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-1.htm","primary":false,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILE3XDCvXDfVUHCRAuF","market":"us","size":47251},{"description":"EX-99.2","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-2.htm","primary":false,"translateUrl":"","linkName":"ex99-2.htm","type":"EX-99.2","id":"NTFILEEf88BYoMQuRDfBEr","market":"us","size":40966},{"description":"EX-99.3","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-3.htm","primary":false,"translateUrl":"","linkName":"ex99-3.htm","type":"EX-99.3","id":"NTFILE9mffoAftLvekLuAF","market":"us","size":29400},{"description":"EX-99.4","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-4.htm","primary":false,"translateUrl":"","linkName":"ex99-4.htm","type":"EX-99.4","id":"NTFILE5nNQNjZc1vPEiBfx","market":"us","size":29223},{"description":"EX-99.5","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-5.htm","primary":false,"translateUrl":"","linkName":"ex99-5.htm","type":"EX-99.5","id":"NTFILE5K2WMMwjVoS4uHgo","market":"us","size":18539},{"description":"EX-99.6","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-6.htm","primary":false,"translateUrl":"","linkName":"ex99-6.htm","type":"EX-99.6","id":"NTFILEC2Q96vgr4YZZ4Rfr","market":"us","size":54531},{"description":"EX-99.7","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-7.htm","primary":false,"translateUrl":"","linkName":"ex99-7.htm","type":"EX-99.7","id":"NTFILE24uLrVZTUm52VHB3","market":"us","size":17045},{"description":"EX-99.8","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-8.htm","primary":false,"translateUrl":"","linkName":"ex99-8.htm","type":"EX-99.8","id":"NTFILEEsC2tNwARPmc57U7","market":"us","size":9630},{"description":"EX-99.9","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-9.htm","primary":false,"translateUrl":"","linkName":"ex99-9.htm","type":"EX-99.9","id":"NTFILE58pxVwey3uDZveGK","market":"us","size":19782},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex5-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex5-1_001.jpg","type":"GRAPHIC","id":"NTFILED7ujQN2tgk45UFU5","market":"us","size":5916},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225020141/ex99-9_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-9_001.jpg","type":"GRAPHIC","id":"NTFILEByZj2cHyLx17fuNB","market":"us","size":3105}],"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":"2025-10-30 12:00","pubTimestamp":1761796800,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 7.01: Regulation FD Disclosure;\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":"20308354","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225019392-AMPG","pdf_url":"","pub_time":1761537600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/0001493152-25-019392-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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILE6tAnNknRkqz6e7CQ","market":"us","size":23931},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE6ikRZKBL5x7LXpCS","market":"us","size":42267},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_001.jpg","primary":false,"translateUrl":"","linkName":"ex99_001.jpg","type":"GRAPHIC","id":"NTFILEHiBjappob61yVugF","market":"us","size":391823},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_002.jpg","primary":false,"translateUrl":"","linkName":"ex99_002.jpg","type":"GRAPHIC","id":"NTFILE52ZztKEEXG8eyVCg","market":"us","size":446330},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_003.jpg","primary":false,"translateUrl":"","linkName":"ex99_003.jpg","type":"GRAPHIC","id":"NTFILE4vpgGSPTc3SjdzNY","market":"us","size":627649},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_004.jpg","primary":false,"translateUrl":"","linkName":"ex99_004.jpg","type":"GRAPHIC","id":"NTFILE8EDqZzAsYq6hNBfs","market":"us","size":397341},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_005.jpg","primary":false,"translateUrl":"","linkName":"ex99_005.jpg","type":"GRAPHIC","id":"NTFILEGwRH6vQfb55PowAY","market":"us","size":356162},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_006.jpg","primary":false,"translateUrl":"","linkName":"ex99_006.jpg","type":"GRAPHIC","id":"NTFILE2ZxHzYWWcAumL3vo","market":"us","size":311912},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_007.jpg","primary":false,"translateUrl":"","linkName":"ex99_007.jpg","type":"GRAPHIC","id":"NTFILE4miikoxgDMQYsDhz","market":"us","size":397013},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_008.jpg","primary":false,"translateUrl":"","linkName":"ex99_008.jpg","type":"GRAPHIC","id":"NTFILE8fnBbQuAVn84Zgne","market":"us","size":203545},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_009.jpg","primary":false,"translateUrl":"","linkName":"ex99_009.jpg","type":"GRAPHIC","id":"NTFILE73bErgmPErD4MK8P","market":"us","size":384167},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_010.jpg","primary":false,"translateUrl":"","linkName":"ex99_010.jpg","type":"GRAPHIC","id":"NTFILE9iqSNM5vBzW4U22d","market":"us","size":393035},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_011.jpg","primary":false,"translateUrl":"","linkName":"ex99_011.jpg","type":"GRAPHIC","id":"NTFILEAvAv5DXiir4WYB9w","market":"us","size":370977},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_012.jpg","primary":false,"translateUrl":"","linkName":"ex99_012.jpg","type":"GRAPHIC","id":"NTFILEMfhgLdPbLhnMSEEs","market":"us","size":463412},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_013.jpg","primary":false,"translateUrl":"","linkName":"ex99_013.jpg","type":"GRAPHIC","id":"NTFILEHFDgYpWmkeouFB3r","market":"us","size":420445},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_014.jpg","primary":false,"translateUrl":"","linkName":"ex99_014.jpg","type":"GRAPHIC","id":"NTFILE46jcv9hodKSBWxoD","market":"us","size":498595},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_015.jpg","primary":false,"translateUrl":"","linkName":"ex99_015.jpg","type":"GRAPHIC","id":"NTFILEFbScRcSMCvcejgH7","market":"us","size":509508},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_016.jpg","primary":false,"translateUrl":"","linkName":"ex99_016.jpg","type":"GRAPHIC","id":"NTFILEEBohXcnCepxhjwFZ","market":"us","size":344111},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_017.jpg","primary":false,"translateUrl":"","linkName":"ex99_017.jpg","type":"GRAPHIC","id":"NTFILE383XXqm1DqxHzd26","market":"us","size":289732},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_018.jpg","primary":false,"translateUrl":"","linkName":"ex99_018.jpg","type":"GRAPHIC","id":"NTFILEB1sB4uN2yVTnwU7K","market":"us","size":283327},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_019.jpg","primary":false,"translateUrl":"","linkName":"ex99_019.jpg","type":"GRAPHIC","id":"NTFILEAcydUkkWYzyXJk2e","market":"us","size":314730},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_020.jpg","primary":false,"translateUrl":"","linkName":"ex99_020.jpg","type":"GRAPHIC","id":"NTFILE64ktwR6x5CuUVUST","market":"us","size":299049},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_021.jpg","primary":false,"translateUrl":"","linkName":"ex99_021.jpg","type":"GRAPHIC","id":"NTFILE4MN4izwRsskxzs82","market":"us","size":403341},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_022.jpg","primary":false,"translateUrl":"","linkName":"ex99_022.jpg","type":"GRAPHIC","id":"NTFILE8uNECZTWPHQ6fzYE","market":"us","size":347072},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_023.jpg","primary":false,"translateUrl":"","linkName":"ex99_023.jpg","type":"GRAPHIC","id":"NTFILEFuc7SWRAxYh5yEex","market":"us","size":334530},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_024.jpg","primary":false,"translateUrl":"","linkName":"ex99_024.jpg","type":"GRAPHIC","id":"NTFILECxNdmtQVU2vsAcLU","market":"us","size":371422},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_025.jpg","primary":false,"translateUrl":"","linkName":"ex99_025.jpg","type":"GRAPHIC","id":"NTFILEGHWDknYsTF4DYjMC","market":"us","size":396825},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_026.jpg","primary":false,"translateUrl":"","linkName":"ex99_026.jpg","type":"GRAPHIC","id":"NTFILE3KMBrczJ1QigCXwa","market":"us","size":366623},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_027.jpg","primary":false,"translateUrl":"","linkName":"ex99_027.jpg","type":"GRAPHIC","id":"NTFILED81bcoXScnTRZHkx","market":"us","size":321166},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225019392/ex99_028.jpg","primary":false,"translateUrl":"","linkName":"ex99_028.jpg","type":"GRAPHIC","id":"NTFILEFa3ctHzCFMp5TXUj","market":"us","size":294909}],"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":"2025-10-27 12:00","pubTimestamp":1761537600,"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":"19990909","market":"us","labels":[],"media":"sec.gov","original_id":"AN164117225024050-AMPG","pdf_url":"","pub_time":1755202702000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/0001641172-25-024050-index.html","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 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":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225024050/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILE6kbnmH5UJrt5qLCN","market":"us","size":37184},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225024050/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILEGbza1HMaWycisgUx","market":"us","size":45067},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225024050/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILE3rsY3cbSdk1WA8za","market":"us","size":3023}],"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":"2025-08-15 04:18","pubTimestamp":1755202702,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 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":"19990892","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225011972-AMPG","pdf_url":"","pub_time":1755201793000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"AMPG","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1518461/0001493152-25-011972-index.html","us_notice_code":"Form 10-Q","us_title_en":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011972/form10-q.htm","primary":true,"translateUrl":"","linkName":"form10-q.htm","type":"10-Q","id":"NTFILEE3iYr3MX5kJg4uMo","market":"us","size":897535},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011972/ex31-1.htm","primary":false,"translateUrl":"","linkName":"ex31-1.htm","type":"EX-31.1","id":"NTFILE3EYumEQTN9RqLLKb","market":"us","size":18582},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011972/ex31-2.htm","primary":false,"translateUrl":"","linkName":"ex31-2.htm","type":"EX-31.2","id":"NTFILE7VgHssLp4Z1uEiFv","market":"us","size":19067},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011972/ex32-1.htm","primary":false,"translateUrl":"","linkName":"ex32-1.htm","type":"EX-32.1","id":"NTFILEGXGaMZzerivJFjcu","market":"us","size":5761},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011972/ex32-2.htm","primary":false,"translateUrl":"","linkName":"ex32-2.htm","type":"EX-32.2","id":"NTFILE5brUFuQ3TjRDGRiz","market":"us","size":6827}],"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":"2025-08-15 04:03","pubTimestamp":1755201793,"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":"20121152","market":"us","labels":[],"media":"sec.gov","original_id":"AN164117225021749-AMPG","pdf_url":"","pub_time":1753993744000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form CORRESP - Correspondence","symbol":"AMPG","title":"Form CORRESP - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/0001641172-25-021749-index.html","us_notice_code":"Form CORRESP","us_title_en":"Form CORRESP - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225021749/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEE4ZyptE7gfz8qoCD","market":"us","size":13329},{"description":"GRAPHIC","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225021749/formcorresp_001.jpg","primary":false,"translateUrl":"","linkName":"formcorresp_001.jpg","type":"GRAPHIC","id":"NTFILE6Dj51MrmuoGpTt4p","market":"us","size":7629}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2025-08-01 04:29","pubTimestamp":1753993744,"title_zh":"Form CORRESP - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19901802","market":"us","labels":[],"media":"sec.gov","original_id":"AN164117225020599-AMPG","pdf_url":"","pub_time":1753156800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225020599/0001641172-25-020599-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":"EX-1.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225020599/ex1-1.htm","primary":true,"translateUrl":"","linkName":"ex1-1.htm","type":"EX-1.1","id":"NTFILE949zNiMmwATjnmPg","market":"us","size":276687},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000164117225020599/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILECKR8jzLRnP8QMnhN","market":"us","size":46465}],"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":"2025-07-22 12:00","pubTimestamp":1753156800,"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":"19887449","market":"us","labels":[],"media":"sec.gov","original_id":"AN149315225011268-AMPG","pdf_url":"","pub_time":1752724800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"AMPG","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011268/0001493152-25-011268-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/1518461/000149315225011268/ex99-1.htm","primary":true,"translateUrl":"","linkName":"ex99-1.htm","type":"EX-99.1","id":"NTFILEAQqrFi2BD9XnWEin","market":"us","size":18038},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011268/form8-k.htm","primary":false,"translateUrl":"","linkName":"form8-k.htm","type":"8-K","id":"NTFILE3QwmtMGsKiNbZ3Ks","market":"us","size":43026},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1518461/000149315225011268/ex99-1_001.jpg","primary":false,"translateUrl":"","linkName":"ex99-1_001.jpg","type":"GRAPHIC","id":"NTFILE9YF6Gb5tne7FzMgJ","market":"us","size":8711}],"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":"2025-07-17 12:00","pubTimestamp":1752724800,"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}],"pageSize":20,"totalPage":8,"pageCount":2,"totalSize":154,"code":"91000000","status":"200"}]}}