Graham

87.90

+2.412.82%

Post-market: 87.900.00000.00%19:30 EDT

Volume:123.10K

Turnover:10.82M

Market Cap:1.03B

PE:84.91

High:89.70

Open:87.50

Low:87.19

Close:85.49

52wk High:125.82

52wk Low:48.47

Shares:11.74M

Float Shares:10.97M

Volume Ratio:0.91

T/O Rate:1.12%

Dividend:- -

Dividend Rate:- -

EPS(TTM):1.04

EPS(LYR):1.12

ROE:7.49%

ROA:3.21%

PB:5.37

PE(LYR):78.48

Loading ...

Overview Company News Filings

Jan 26, 2026

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.atigrnest.com/stock/GHM/filings?page=2"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"GHM","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"GHM\",,,,,undefined,":{"symbol":"GHM","market":"US","secType":"STK","nameCN":"Graham","latestPrice":87.9,"timestamp":1789156800000,"preClose":85.49,"halted":0,"volume":123096,"hourTrading":{"tag":"盘后","latestPrice":87.9,"preClose":87.9,"latestTime":"19:30 EDT","volume":11648,"amount":1023859.2,"timestamp":1789169407693,"change":0,"changeRate":0,"amplitude":0},"delay":0,"changeRate":0.02819043162943047,"floatShares":10966777,"shares":11737033,"eps":1.035176,"marketStatus":"Closed","change":2.41,"latestTime":"09-11 16:00:00 EDT","open":87.5,"high":89.7,"low":87.19,"amount":10816159.93728,"amplitude":0.02936,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":1.035176,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1789372800000},"marketStatusCode":5,"adr":0,"adrRate":0,"listingDate":-57956400000,"exchange":"NYSE","adjPreClose":85.49,"preHourTrading":{"tag":"盘前","latestPrice":85.84,"preClose":85.49,"latestTime":"08:46 EDT","volume":297,"amount":25607.53899,"timestamp":1789130819615,"change":0.35,"changeRate":0.004094,"amplitude":0.04059},"postHourTrading":{"tag":"盘后","latestPrice":87.9,"preClose":87.9,"latestTime":"19:30 EDT","volume":11648,"amount":1023859.2,"timestamp":1789169407693,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.909702,"impliedVol":0.5834,"impliedVolPercentile":0.6135},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"GHM\",,,,,undefined,":{"symbol":"GHM","floatShares":10966777,"roa":"3.21%","roe":"7.49%","lyrEps":1.12,"volumeRatio":0.909702,"shares":11737033,"dividePrice":0,"high":89.7,"amplitude":0.02936,"preClose":85.49,"low":87.19,"week52Low":48.4677,"pbRate":"5.37","psRate":"3.95","week52High":125.82,"institutionHeld":0.881,"latestPrice":87.9,"eps":1.035176,"divideRate":0,"volume":123096,"delay":0,"ttmEps":1.035176,"open":87.5,"prevYearClose":64.23,"prevWeekClose":87.78,"prevMonthClose":87.21,"prevQuarterClose":123.79,"fiveDayClose":85.96,"twentyDayClose":111.08,"sixtyDayClose":113.45,"dividendPayoutRate":1.8458156617458898,"dividendFrequency":"Q","dividendGrowthYears":0,"dividendGrowthRate":-0.24999999999999997,"fiveYearAvgDividendRate":0.028036633879580147},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/GHM\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-06","symbol":"GHM","fiscalQuarterEnding":"2026/06","expectedEps":0.4,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1785988800000,"reportTimeType":"pre","actualEps":0.49},{"market":"US","date":"2026-06-08","symbol":"GHM","fiscalQuarterEnding":"2026/03","expectedEps":0.3,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1780891200000,"reportTimeType":"pre","actualEps":0.33},{"market":"US","date":"2026-02-06","symbol":"GHM","fiscalQuarterEnding":"2025/12","expectedEps":0.25,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1770354000000,"reportTimeType":"pre","actualEps":0.18},{"market":"US","date":"2025-11-07","symbol":"GHM","fiscalQuarterEnding":"2025/09","expectedEps":0.33,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1762491600000,"reportTimeType":"pre","actualEps":0.31},{"market":"US","date":"2025-08-05","symbol":"GHM","fiscalQuarterEnding":"2025/06","expectedEps":0.25,"name":null,"time":"Pre-MKt","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"pre","actualEps":0.45}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"GHM\",market:\"US\",,,undefined,":[{"executeDate":"2016-11-09","recordDate":"2016-11-14","paymentDate":"2016-11-28","value":0.09,"currency":"USD"},{"executeDate":"2017-02-10","recordDate":"2017-02-14","paymentDate":"2017-02-28","value":0.09,"currency":"USD"},{"executeDate":"2017-06-08","recordDate":"2017-06-12","paymentDate":"2017-06-29","value":0.09,"currency":"USD"},{"executeDate":"2017-08-11","recordDate":"2017-08-15","paymentDate":"2017-08-31","value":0.09,"currency":"USD"},{"executeDate":"2017-11-06","recordDate":"2017-11-07","paymentDate":"2017-11-21","value":0.09,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"GHM\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.2,"buy":0.6,"hold":0.2,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.6,"analysts":5,"updateTime":1773892800000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/GHM\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"GHM","date":"2026-09-10","current":84.913097,"percent":0.828125,"low":-266.965049,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"high":409.556084,"avg":32.418933,"sd":104.489756,"marketCap":1026755646},"quantilePoints":[{"date":"2021-09-17","current":119.751826,"twenty":-50.351134,"median":17.293527,"eighty":57.424864,"marketCap":127655447},{"date":"2021-09-24","current":127.474515,"twenty":-50.351134,"median":17.538743,"eighty":57.81887,"marketCap":135887833},{"date":"2021-10-01","current":126.371274,"twenty":-50.351134,"median":17.597128,"eighty":58.19381,"marketCap":134711778},{"date":"2021-10-08","current":130.383061,"twenty":-50.332913,"median":17.70222,"eighty":58.938478,"marketCap":138988343},{"date":"2021-10-15","current":130.483356,"twenty":-50.332913,"median":17.842343,"eighty":59.150068,"marketCap":139095257},{"date":"2021-10-22","current":130.383061,"twenty":-50.332913,"median":17.951328,"eighty":59.26855,"marketCap":138988343},{"date":"2021-10-29","current":-62.308526,"twenty":-52.8778,"median":18.10702,"eighty":59.374781,"marketCap":135209501},{"date":"2021-11-05","current":-67.308895,"twenty":-55.06434,"median":18.10702,"eighty":59.374781,"marketCap":146060302},{"date":"2021-11-12","current":-64.514571,"twenty":-55.756744,"median":18.10702,"eighty":59.374781,"marketCap":139996619},{"date":"2021-11-19","current":-63.877269,"twenty":-56.327673,"median":18.10702,"eighty":59.374781,"marketCap":138613674},{"date":"2021-11-26","current":-63.239967,"twenty":-62.282213,"median":18.044743,"eighty":59.374781,"marketCap":137230728},{"date":"2021-12-03","current":-60.004434,"twenty":-62.308526,"median":17.912405,"eighty":59.374781,"marketCap":130209621},{"date":"2021-12-10","current":-62.406572,"twenty":-62.44579,"median":17.886596,"eighty":59.374781,"marketCap":135422261},{"date":"2021-12-17","current":-59.906388,"twenty":-62.44579,"median":17.886596,"eighty":59.374781,"marketCap":129996861},{"date":"2021-12-23","current":-62.259502,"twenty":-62.44579,"median":17.772281,"eighty":59.374781,"marketCap":135103120},{"date":"2021-12-31","current":-60.984899,"twenty":-62.44579,"median":17.764497,"eighty":59.374781,"marketCap":132337230},{"date":"2022-01-07","current":-62.798758,"twenty":-62.96856,"median":17.309097,"eighty":59.365934,"marketCap":136273305},{"date":"2022-01-14","current":-67.210849,"twenty":-63.181139,"median":17.180651,"eighty":59.357087,"marketCap":145847542},{"date":"2022-01-21","current":-60.004434,"twenty":-63.279185,"median":-22.241078,"eighty":59.357087,"marketCap":130209621},{"date":"2022-01-28","current":-58.337644,"twenty":-63.259576,"median":-22.763814,"eighty":59.34824,"marketCap":126592687},{"date":"2022-02-04","current":-58.558248,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":127071399},{"date":"2022-02-11","current":-14.061778,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":97869977},{"date":"2022-02-18","current":-12.747308,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":88721261},{"date":"2022-02-25","current":-12.441617,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":86593653},{"date":"2022-03-04","current":-12.456901,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":86700034},{"date":"2022-03-11","current":-11.692674,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":81381013},{"date":"2022-03-18","current":-11.952511,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":83189480},{"date":"2022-03-25","current":-12.395763,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":86274512},{"date":"2022-04-01","current":-11.279992,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":78508742},{"date":"2022-04-08","current":-11.432837,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":79572546},{"date":"2022-04-14","current":-11.310561,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":78721503},{"date":"2022-04-22","current":-11.876089,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":82657578},{"date":"2022-04-29","current":-11.142431,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":77551318},{"date":"2022-05-06","current":-11.506203,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":80083172},{"date":"2022-05-13","current":-11.249423,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":78295981},{"date":"2022-05-20","current":-11.876089,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":82657578},{"date":"2022-05-27","current":-11.188284,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":77870460},{"date":"2022-06-03","current":-11.295276,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":78615122},{"date":"2022-06-10","current":-11.166998,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":97968070},{"date":"2022-06-17","current":-8.6653,"twenty":-63.259576,"median":-22.912382,"eighty":59.34824,"marketCap":76020677},{"date":"2022-06-24","current":-8.459847,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":74218235},{"date":"2022-07-01","current":-8.979523,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":78777355},{"date":"2022-07-08","current":-8.520274,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":74748365},{"date":"2022-07-15","current":-8.193966,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":71885661},{"date":"2022-07-22","current":-8.677386,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":76126703},{"date":"2022-07-29","current":-15.249306,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":75804300},{"date":"2022-08-05","current":-16.602802,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":82532528},{"date":"2022-08-12","current":-19.060102,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":94747767},{"date":"2022-08-19","current":-19.786608,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":98359229},{"date":"2022-08-26","current":-20.406275,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":101439593},{"date":"2022-09-02","current":-18.632745,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":92623377},{"date":"2022-09-09","current":-21.282356,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":105794592},{"date":"2022-09-16","current":-19.76524,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":98253009},{"date":"2022-09-23","current":-18.846424,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":93685572},{"date":"2022-09-30","current":-18.78232,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":93366914},{"date":"2022-10-07","current":-16.731009,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":83169845},{"date":"2022-10-14","current":-16.880584,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":83913381},{"date":"2022-10-21","current":-17.158365,"twenty":-63.279185,"median":-22.923387,"eighty":59.357087,"marketCap":85294234},{"date":"2022-10-28","current":-19.444723,"twenty":-63.279185,"median":-22.923387,"eighty":59.264984,"marketCap":96659717},{"date":"2022-11-04","current":-18.267783,"twenty":-63.279185,"median":-22.923387,"eighty":59.229288,"marketCap":90809149},{"date":"2022-11-11","current":-22.629364,"twenty":-63.279185,"median":-22.924431,"eighty":59.229288,"marketCap":105792278},{"date":"2022-11-18","current":-23.037919,"twenty":-63.279185,"median":-22.934392,"eighty":59.229288,"marketCap":107702269},{"date":"2022-11-25","current":-23.491868,"twenty":-63.279185,"median":-23.110472,"eighty":59.127767,"marketCap":109824481},{"date":"2022-12-02","current":-22.13002,"twenty":-63.279185,"median":-23.110472,"eighty":58.623335,"marketCap":103457844},{"date":"2022-12-09","current":-21.812256,"twenty":-63.279185,"median":-23.110472,"eighty":57.896846,"marketCap":101972296},{"date":"2022-12-16","current":-23.151406,"twenty":-63.279185,"median":-23.151406,"eighty":57.226256,"marketCap":108232822},{"date":"2022-12-23","current":-22.061928,"twenty":-63.279185,"median":-23.151406,"eighty":56.594654,"marketCap":103139512},{"date":"2022-12-30","current":-21.834953,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":102078406},{"date":"2023-01-06","current":-21.199424,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":99107309},{"date":"2023-01-13","current":-22.470482,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":105049503},{"date":"2023-01-20","current":-22.334297,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":104412840},{"date":"2023-01-27","current":-21.857651,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":102184517},{"date":"2023-02-03","current":-24.672135,"twenty":-63.279185,"median":-23.151406,"eighty":56.142396,"marketCap":115342233},{"date":"2023-02-10","current":-233.225681,"twenty":-63.534106,"median":-23.196801,"eighty":56.142396,"marketCap":134571218},{"date":"2023-02-17","current":-248.159499,"twenty":-63.810458,"median":-23.418611,"eighty":56.142396,"marketCap":143188031},{"date":"2023-02-24","current":-265.858841,"twenty":-64.014534,"median":-23.491868,"eighty":56.142396,"marketCap":153400551},{"date":"2023-03-03","current":-266.965049,"twenty":-64.744947,"median":-23.638711,"eighty":56.142396,"marketCap":154038833},{"date":"2023-03-10","current":-266.596312,"twenty":-65.246368,"median":-23.693736,"eighty":56.142396,"marketCap":153826072},{"date":"2023-03-17","current":-255.349856,"twenty":-65.706012,"median":-23.748761,"eighty":56.142396,"marketCap":147336867},{"date":"2023-03-24","current":-239.494198,"twenty":-66.248316,"median":-23.759766,"eighty":56.142396,"marketCap":138188152},{"date":"2023-03-31","current":-241.153511,"twenty":-66.697119,"median":-23.99087,"eighty":56.103408,"marketCap":139145576},{"date":"2023-04-06","current":-249.265709,"twenty":-67.230458,"median":-24.161448,"eighty":56.103408,"marketCap":143826314},{"date":"2023-04-14","current":-253.137438,"twenty":-67.625892,"median":-24.672135,"eighty":56.142396,"marketCap":146060302},{"date":"2023-04-21","current":-245.578347,"twenty":-68.292863,"median":-24.92559,"eighty":56.142396,"marketCap":141698706},{"date":"2023-04-28","current":-238.572357,"twenty":-69.097869,"median":-25.377499,"eighty":56.142396,"marketCap":137656250},{"date":"2023-05-05","current":-225.666588,"twenty":-69.732772,"median":-25.650229,"eighty":56.142396,"marketCap":130209621},{"date":"2023-05-12","current":-218.476231,"twenty":-70.144175,"median":-25.625412,"eighty":56.181383,"marketCap":126060785},{"date":"2023-05-18","current":-201.883099,"twenty":-70.455796,"median":-25.625412,"eighty":56.181383,"marketCap":116486548},{"date":"2023-05-26","current":-208.520352,"twenty":-71.014602,"median":-25.600596,"eighty":56.220371,"marketCap":120316243},{"date":"2023-06-02","current":-203.542412,"twenty":-71.210083,"median":-25.650229,"eighty":56.220371,"marketCap":117443972},{"date":"2023-06-09","current":376.716621,"twenty":-71.719484,"median":-25.651391,"eighty":56.477691,"marketCap":138255000},{"date":"2023-06-15","current":386.908016,"twenty":-71.808487,"median":-25.655774,"eighty":56.766201,"marketCap":141995242},{"date":"2023-06-23","current":376.144409,"twenty":-71.847556,"median":-24.762925,"eighty":57.288636,"marketCap":138044998},{"date":"2023-06-30","current":387.489831,"twenty":-71.867091,"median":-23.491868,"eighty":57.935833,"marketCap":142208768},{"date":"2023-07-07","current":372.65351,"twenty":-71.886625,"median":-23.140057,"eighty":58.938478,"marketCap":136763838},{"date":"2023-07-14","current":378.141272,"twenty":-71.886625,"median":-22.788246,"eighty":59.161218,"marketCap":138777847},{"date":"2023-07-21","current":384.249706,"twenty":-71.886625,"median":-22.470482,"eighty":59.473002,"marketCap":141019642},{"date":"2023-07-28","current":408.101695,"twenty":-71.90616,"median":-22.379692,"eighty":59.651296,"marketCap":149773322},{"date":"2023-08-04","current":408.68345,"twenty":-71.90616,"median":-22.334297,"eighty":59.828449,"marketCap":149986826},{"date":"2023-08-11","current":77.413656,"twenty":-71.90616,"median":-22.13002,"eighty":60.2751,"marketCap":180451231},{"date":"2023-08-18","current":74.245481,"twenty":-71.90616,"median":-22.084625,"eighty":60.406717,"marketCap":173066216},{"date":"2023-08-25","current":75.255623,"twenty":-71.90616,"median":-22.016533,"eighty":60.718092,"marketCap":175420858},{"date":"2023-09-01","current":73.464916,"twenty":-71.90616,"median":-21.744163,"eighty":60.940503,"marketCap":171246720},{"date":"2023-09-08","current":75.898441,"twenty":-71.90616,"median":-21.562584,"eighty":61.073949,"marketCap":176919267},{"date":"2023-09-15","current":71.398716,"twenty":-71.90616,"median":-21.199424,"eighty":61.444733,"marketCap":166430406},{"date":"2023-09-19","current":71.3528,"twenty":-71.90616,"median":-21.143406,"eighty":61.483184,"marketCap":166323376},{"date":"2023-09-29","current":76.862668,"twenty":-71.917792,"median":-20.904357,"eighty":61.538304,"marketCap":179166880},{"date":"2023-10-03","current":74.107734,"twenty":-71.917792,"median":-20.619953,"eighty":61.74118,"marketCap":172745128},{"date":"2023-10-13","current":78.377882,"twenty":-72.022463,"median":-20.278068,"eighty":62.523982,"marketCap":182698844},{"date":"2023-10-19","current":75.255623,"twenty":-72.138747,"median":-20.06439,"eighty":62.979469,"marketCap":175420858},{"date":"2023-10-27","current":70.20491,"twenty":-72.388082,"median":-19.807976,"eighty":63.03599,"marketCap":163647646},{"date":"2023-11-03","current":77.184078,"twenty":-72.521133,"median":-19.434039,"eighty":63.217987,"marketCap":179916085},{"date":"2023-11-10","current":61.382239,"twenty":-72.521133,"median":-19.08147,"eighty":63.217987,"marketCap":180341017},{"date":"2023-11-17","current":64.187243,"twenty":-72.521133,"median":-18.963946,"eighty":63.568855,"marketCap":188582120},{"date":"2023-11-24","current":70.780825,"twenty":-72.521133,"median":-18.846424,"eighty":63.73398,"marketCap":207954063},{"date":"2023-12-01","current":67.502248,"twenty":-72.521133,"median":-18.654113,"eighty":64.158772,"marketCap":198321605},{"date":"2023-12-08","current":63.968671,"twenty":-72.454607,"median":-18.267783,"eighty":64.241472,"marketCap":187939956},{"date":"2023-12-12","current":65.535102,"twenty":-72.521133,"median":-18.194705,"eighty":64.251853,"marketCap":192542130},{"date":"2023-12-29","current":70.890111,"twenty":-72.656338,"median":-17.158365,"eighty":64.808903,"marketCap":208275145},{"date":"2024-01-05","current":70.088681,"twenty":-72.668883,"median":-16.773744,"eighty":65.2512,"marketCap":205920544},{"date":"2024-01-12","current":69.105108,"twenty":-72.668883,"median":-16.560066,"eighty":65.630036,"marketCap":203030807},{"date":"2024-01-19","current":70.307253,"twenty":-72.681429,"median":-16.260917,"eighty":65.811718,"marketCap":206562708},{"date":"2024-01-26","current":72.128684,"twenty":-72.668883,"median":-14.153486,"eighty":66.033722,"marketCap":211914073},{"date":"2024-02-02","current":70.161538,"twenty":-72.668883,"median":-14.077063,"eighty":66.236084,"marketCap":206134599},{"date":"2024-02-09","current":90.823335,"twenty":-72.668883,"median":-14.077063,"eighty":66.948126,"marketCap":248401821},{"date":"2024-02-16","current":95.811888,"twenty":-72.668883,"median":-14.077063,"eighty":67.733307,"marketCap":262045513},{"date":"2024-02-23","current":90.189868,"twenty":-72.668883,"median":-14.077063,"eighty":67.997678,"marketCap":246669289},{"date":"2024-03-01","current":93.792712,"twenty":-72.656338,"median":-14.061778,"eighty":68.347584,"marketCap":256523066},{"date":"2024-03-08","current":96.920455,"twenty":-72.656338,"median":-14.061778,"eighty":69.075965,"marketCap":265077444},{"date":"2024-03-15","current":96.999638,"twenty":-72.656338,"median":-14.061778,"eighty":70.132395,"marketCap":265294011},{"date":"2024-03-22","current":100.285748,"twenty":-72.656338,"median":-14.061778,"eighty":70.737111,"marketCap":274281522},{"date":"2024-03-28","current":106.580827,"twenty":-72.656338,"median":-14.061778,"eighty":70.977539,"marketCap":291498562},{"date":"2024-04-05","current":121.269344,"twenty":-72.668883,"median":-14.077063,"eighty":71.581098,"marketCap":331671656},{"date":"2024-04-12","current":118.735476,"twenty":-72.668883,"median":-14.077063,"eighty":72.226232,"marketCap":324741526},{"date":"2024-04-19","current":110.777546,"twenty":-72.668883,"median":-14.077063,"eighty":72.888551,"marketCap":302976589},{"date":"2024-04-26","current":110.223263,"twenty":-72.656338,"median":-14.061778,"eighty":73.575113,"marketCap":301460623},{"date":"2024-05-03","current":109.787754,"twenty":-72.656338,"median":-14.061778,"eighty":74.107734,"marketCap":300269507},{"date":"2024-05-10","current":117.626909,"twenty":-72.656338,"median":-14.061778,"eighty":74.364862,"marketCap":321709595},{"date":"2024-05-17","current":113.944882,"twenty":-72.656338,"median":-14.061778,"eighty":74.612806,"marketCap":311639251},{"date":"2024-05-24","current":112.479989,"twenty":-72.656338,"median":-14.061778,"eighty":75.255623,"marketCap":307632770},{"date":"2024-05-31","current":107.095519,"twenty":-72.606284,"median":-13.954786,"eighty":76.486161,"marketCap":292906245},{"date":"2024-06-07","current":65.972584,"twenty":-71.867091,"median":-12.747308,"eighty":77.128979,"marketCap":300571094},{"date":"2024-06-14","current":69.00279,"twenty":-71.135282,"median":-12.456901,"eighty":77.128979,"marketCap":314376710},{"date":"2024-06-21","current":67.785936,"twenty":-70.731901,"median":-12.326983,"eighty":77.156529,"marketCap":308832723},{"date":"2024-06-28","current":67.189439,"twenty":-70.265162,"median":-12.212349,"eighty":77.156529,"marketCap":306115082},{"date":"2024-07-05","current":66.95084,"twenty":-69.882709,"median":-12.01365,"eighty":77.156529,"marketCap":305028025},{"date":"2024-07-12","current":71.293339,"twenty":-69.402309,"median":-11.9143,"eighty":77.156529,"marketCap":324812452},{"date":"2024-07-19","current":72.343174,"twenty":-68.623232,"median":-11.868447,"eighty":77.156529,"marketCap":329595500},{"date":"2024-07-26","current":78.642184,"twenty":-67.956261,"median":-11.746171,"eighty":77.411731,"marketCap":358293789},{"date":"2024-08-02","current":72.629493,"twenty":-67.532391,"median":-11.600967,"eighty":77.560586,"marketCap":330899968},{"date":"2024-08-09","current":63.580972,"twenty":-66.99632,"median":-11.417552,"eighty":77.560586,"marketCap":310402306},{"date":"2024-08-16","current":65.432628,"twenty":-66.372983,"median":-11.371699,"eighty":77.560586,"marketCap":319442092},{"date":"2024-08-23","current":69.381341,"twenty":-65.920119,"median":-11.310561,"eighty":77.560586,"marketCap":338719709},{"date":"2024-08-30","current":71.032216,"twenty":-65.462911,"median":-11.279992,"eighty":77.560586,"marketCap":346779278},{"date":"2024-09-06","current":61.506225,"twenty":-64.92684,"median":-11.249423,"eighty":77.560586,"marketCap":300273389},{"date":"2024-09-13","current":65.878811,"twenty":-64.485157,"median":-11.162356,"eighty":77.560586,"marketCap":321620354},{"date":"2024-09-20","current":67.685849,"twenty":-63.867464,"median":-11.127146,"eighty":77.560586,"marketCap":330442315},{"date":"2024-09-27","current":65.834193,"twenty":-63.599993,"median":-10.671492,"eighty":77.560586,"marketCap":321402528},{"date":"2024-10-04","current":66.191138,"twenty":-63.377232,"median":-8.671343,"eighty":77.560586,"marketCap":323145138},{"date":"2024-10-11","current":68.979778,"twenty":-62.877196,"median":-8.520274,"eighty":77.560586,"marketCap":336759274},{"date":"2024-10-18","current":69.849833,"twenty":-62.44579,"median":-8.42359,"eighty":77.560586,"marketCap":341006884},{"date":"2024-10-25","current":66.704248,"twenty":-62.308478,"median":-8.351077,"eighty":77.560586,"marketCap":325650139},{"date":"2024-11-01","current":62.978626,"twenty":-62.096191,"median":-8.200008,"eighty":77.560586,"marketCap":307461653},{"date":"2024-11-08","current":54.885125,"twenty":-61.239819,"median":-8.00664,"eighty":77.560586,"marketCap":425469486},{"date":"2024-11-15","current":56.542776,"twenty":-60.484861,"median":53.842117,"eighty":77.560586,"marketCap":438319602},{"date":"2024-11-22","current":62.72385,"twenty":-59.729904,"median":54.134525,"eighty":77.560586,"marketCap":486235285},{"date":"2024-11-29","current":62.962664,"twenty":-59.357327,"median":54.543897,"eighty":77.560586,"marketCap":488086572},{"date":"2024-12-06","current":60.78524,"twenty":-59.014164,"median":54.889956,"eighty":77.560586,"marketCap":471207184},{"date":"2024-12-13","current":62.119791,"twenty":-58.514127,"median":55.148208,"eighty":77.560586,"marketCap":481552616},{"date":"2024-12-20","current":57.259219,"twenty":-56.054356,"median":55.596567,"eighty":77.560586,"marketCap":443873465},{"date":"2024-12-27","current":62.105743,"twenty":-55.756744,"median":55.908469,"eighty":77.560586,"marketCap":481443716},{"date":"2025-01-03","current":66.39035,"twenty":-55.161519,"median":56.337334,"eighty":77.560586,"marketCap":514657997},{"date":"2025-01-10","current":58.18638,"twenty":-53.843522,"median":56.688225,"eighty":77.597318,"marketCap":451060817},{"date":"2025-01-17","current":62.864329,"twenty":-50.260028,"median":57.166584,"eighty":77.597318,"marketCap":487324278},{"date":"2025-01-24","current":65.617716,"twenty":-47.648328,"median":57.273041,"eighty":77.597318,"marketCap":508668536},{"date":"2025-01-31","current":63.805538,"twenty":-43.973728,"median":57.624464,"eighty":77.597318,"marketCap":494620529},{"date":"2025-02-07","current":47.164858,"twenty":-41.817558,"median":58.013809,"eighty":77.597318,"marketCap":432737569},{"date":"2025-02-14","current":44.574296,"twenty":-40.299128,"median":58.013809,"eighty":77.597318,"marketCap":408969166},{"date":"2025-02-21","current":39.773439,"twenty":-39.570282,"median":58.013809,"eighty":77.597318,"marketCap":364921301},{"date":"2025-02-28","current":40.201238,"twenty":-38.811067,"median":58.013809,"eighty":77.597318,"marketCap":368846358},{"date":"2025-03-07","current":38.264258,"twenty":-37.669207,"median":58.100094,"eighty":77.606501,"marketCap":351074571},{"date":"2025-03-14","current":38.157309,"twenty":-37.171162,"median":58.100094,"eighty":77.606501,"marketCap":350093307},{"date":"2025-03-21","current":36.683778,"twenty":-36.199367,"median":58.100094,"eighty":77.606501,"marketCap":336573665},{"date":"2025-03-28","current":34.544782,"twenty":-35.749913,"median":58.100094,"eighty":77.606501,"marketCap":316948378},{"date":"2025-04-04","current":31.942337,"twenty":-35.40371,"median":58.100094,"eighty":77.606501,"marketCap":293070946},{"date":"2025-04-11","current":35.590514,"twenty":-35.106098,"median":58.013809,"eighty":77.597318,"marketCap":326542963},{"date":"2025-04-17","current":35.459797,"twenty":-34.377251,"median":58.013809,"eighty":77.597318,"marketCap":325343640},{"date":"2025-04-25","current":37.47996,"twenty":-32.998518,"median":58.100094,"eighty":77.606501,"marketCap":343878632},{"date":"2025-05-02","current":39.357523,"twenty":-24.653977,"median":58.100094,"eighty":77.606501,"marketCap":361105273},{"date":"2025-05-09","current":41.437102,"twenty":-23.251275,"median":58.100094,"eighty":77.606501,"marketCap":380185413},{"date":"2025-05-16","current":44.312863,"twenty":-22.947129,"median":58.100094,"eighty":77.606501,"marketCap":406570520},{"date":"2025-05-23","current":43.694931,"twenty":-22.593048,"median":58.100094,"eighty":77.606501,"marketCap":400900993},{"date":"2025-05-30","current":46.701409,"twenty":-22.40239,"median":58.100094,"eighty":77.606501,"marketCap":428485424},{"date":"2025-06-06","current":49.018654,"twenty":-22.356995,"median":58.100094,"eighty":77.606501,"marketCap":449746151},{"date":"2025-06-13","current":42.066013,"twenty":-22.338837,"median":57.684258,"eighty":77.606501,"marketCap":514467336},{"date":"2025-06-20","current":41.322987,"twenty":-22.343376,"median":57.312029,"eighty":77.615684,"marketCap":505380128},{"date":"2025-06-27","current":44.608415,"twenty":-22.343376,"median":57.195066,"eighty":77.615684,"marketCap":545560914},{"date":"2025-07-03","current":47.222434,"twenty":-22.343376,"median":56.922151,"eighty":77.615684,"marketCap":577530368},{"date":"2025-07-11","current":46.049706,"twenty":-22.343376,"median":56.493286,"eighty":77.615684,"marketCap":563187907},{"date":"2025-07-18","current":46.586886,"twenty":-22.343376,"median":55.947457,"eighty":77.615684,"marketCap":569757619},{"date":"2025-07-25","current":48.543338,"twenty":-22.343376,"median":55.518592,"eighty":77.615684,"marketCap":593685024},{"date":"2025-08-01","current":51.28955,"twenty":-22.252587,"median":55.479604,"eighty":77.615684,"marketCap":627271199},{"date":"2025-08-08","current":39.004387,"twenty":-22.13002,"median":55.479604,"eighty":77.615684,"marketCap":540561794},{"date":"2025-08-15","current":39.717157,"twenty":-22.034691,"median":55.479604,"eighty":77.615684,"marketCap":550440081},{"date":"2025-08-22","current":38.568805,"twenty":-21.844032,"median":55.479604,"eighty":77.615684,"marketCap":534525063},{"date":"2025-08-29","current":38.941029,"twenty":-21.612518,"median":55.479604,"eighty":77.615684,"marketCap":539683724},{"date":"2025-09-05","current":38.941029,"twenty":-21.333639,"median":55.483813,"eighty":77.624867,"marketCap":539683724},{"date":"2025-09-12","current":39.257816,"twenty":-21.141281,"median":55.479604,"eighty":77.615684,"marketCap":544074074},{"date":"2025-09-19","current":42.829588,"twenty":-20.96791,"median":55.479604,"eighty":77.615684,"marketCap":593575265},{"date":"2025-09-26","current":41.023903,"twenty":-20.393454,"median":55.479604,"eighty":77.615684,"marketCap":568550273},{"date":"2025-10-03","current":45.474759,"twenty":-20.115673,"median":55.479604,"eighty":77.615684,"marketCap":630234685},{"date":"2025-10-10","current":45.823225,"twenty":-19.803702,"median":55.479604,"eighty":77.615684,"marketCap":635064069},{"date":"2025-10-17","current":48.381279,"twenty":-19.397713,"median":55.479604,"eighty":77.615684,"marketCap":670516142},{"date":"2025-10-24","current":48.539672,"twenty":-19.047281,"median":55.479604,"eighty":77.615684,"marketCap":672711317},{"date":"2025-10-31","current":49.260362,"twenty":-19.017366,"median":55.128714,"eighty":77.359546,"marketCap":682699362},{"date":"2025-11-07","current":49.212844,"twenty":-19.017366,"median":54.885125,"eighty":76.935029,"marketCap":682040810},{"date":"2025-11-14","current":46.747844,"twenty":-19.017366,"median":54.504909,"eighty":76.238217,"marketCap":638949525},{"date":"2025-11-21","current":43.057859,"twenty":-19.017366,"median":54.037056,"eighty":75.255623,"marketCap":588514816},{"date":"2025-11-28","current":46.225297,"twenty":-19.017366,"median":53.686166,"eighty":74.788767,"marketCap":631807355},{"date":"2025-12-05","current":47.358821,"twenty":-19.017366,"median":51.540838,"eighty":74.470715,"marketCap":647300370},{"date":"2025-12-12","current":51.876842,"twenty":-19.017366,"median":50.59851,"eighty":74.245481,"marketCap":709052671},{"date":"2025-12-19","current":48.910383,"twenty":-19.017366,"median":50.015164,"eighty":73.896522,"marketCap":668507121},{"date":"2025-12-26","current":56.764664,"twenty":-19.017366,"median":49.933535,"eighty":73.450403,"marketCap":775859431},{"date":"2026-01-02","current":51.635666,"twenty":-19.017366,"median":49.933535,"eighty":73.201097,"marketCap":705756285},{"date":"2026-01-09","current":55.751727,"twenty":-19.017366,"median":49.933535,"eighty":72.613151,"marketCap":762014609},{"date":"2026-01-16","current":59.144262,"twenty":-19.017366,"median":49.933535,"eighty":72.270508,"marketCap":808383775},{"date":"2026-01-23","current":60.205434,"twenty":-19.017366,"median":49.933535,"eighty":71.9006,"marketCap":822887875},{"date":"2026-01-30","current":57.078192,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":780144734},{"date":"2026-02-06","current":59.288967,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":810361607},{"date":"2026-02-13","current":62.230136,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":928784786},{"date":"2026-02-20","current":59.203206,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":883607844},{"date":"2026-02-27","current":61.050524,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":911179066},{"date":"2026-03-06","current":62.334002,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":930334975},{"date":"2026-03-13","current":60.056385,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":896341541},{"date":"2026-03-20","current":61.339863,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":915497450},{"date":"2026-03-27","current":58.016174,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":865891396},{"date":"2026-04-02","current":60.72409,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":906307043},{"date":"2026-04-10","current":68.091105,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":1016259748},{"date":"2026-04-17","current":67.490171,"twenty":-19.017366,"median":49.933535,"eighty":71.371166,"marketCap":1007290796},{"date":"2026-04-24","current":72.408933,"twenty":-19.017366,"median":49.933535,"eighty":71.432917,"marketCap":1080703328},{"date":"2026-05-01","current":70.628386,"twenty":-19.017366,"median":49.933535,"eighty":71.625433,"marketCap":1054128656},{"date":"2026-05-08","current":72.023148,"twenty":-19.017366,"median":49.933535,"eighty":72.00663,"marketCap":1074945482},{"date":"2026-05-15","current":77.271351,"twenty":-19.017366,"median":49.933535,"eighty":72.284058,"marketCap":1153274912},{"date":"2026-05-22","current":72.437981,"twenty":-19.017366,"median":49.933535,"eighty":72.474548,"marketCap":1081136866},{"date":"2026-05-29","current":78.405394,"twenty":-19.017366,"median":49.921718,"eighty":72.662408,"marketCap":1170200505},{"date":"2026-06-05","current":84.435375,"twenty":-19.017366,"median":49.933535,"eighty":73.007519,"marketCap":1260197971},{"date":"2026-06-12","current":96.334994,"twenty":-19.017366,"median":49.933535,"eighty":73.450403,"marketCap":1204187420},{"date":"2026-06-18","current":108.390897,"twenty":-19.017366,"median":49.933535,"eighty":73.850607,"marketCap":1354886214},{"date":"2026-06-26","current":114.881818,"twenty":-19.017366,"median":49.921718,"eighty":74.229335,"marketCap":1436022726},{"date":"2026-07-02","current":111.711181,"twenty":-19.017366,"median":49.921718,"eighty":74.364862,"marketCap":1396389761},{"date":"2026-07-10","current":101.563271,"twenty":-19.017366,"median":49.921718,"eighty":74.576073,"marketCap":1269540892},{"date":"2026-07-17","current":101.466927,"twenty":-19.017366,"median":49.921718,"eighty":75.124608,"marketCap":1268336587},{"date":"2026-07-24","current":98.980682,"twenty":-19.017366,"median":49.921718,"eighty":75.573803,"marketCap":1237258529},{"date":"2026-07-31","current":88.397724,"twenty":-19.017366,"median":49.909902,"eighty":76.4299,"marketCap":1104971551},{"date":"2026-08-07","current":104.165663,"twenty":-19.017366,"median":49.909902,"eighty":76.889687,"marketCap":1230925642},{"date":"2026-08-14","current":110.328309,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"marketCap":1303749625},{"date":"2026-08-21","current":99.313356,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"marketCap":1173585929},{"date":"2026-08-28","current":92.748087,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"marketCap":1096004141},{"date":"2026-09-04","current":85.378299,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"marketCap":1008915356},{"date":"2026-09-10","current":86.888013,"twenty":-19.017366,"median":49.909902,"eighty":77.014046,"marketCap":1026755646}],"updateTime":1789184536164},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"GHM\",pageSize:20,pageCount:2,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"20662783","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312526021705-GHM","pdf_url":"","pub_time":1769403600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/0001193125-26-021705-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 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/716314/000119312526021705/d47192dex101.htm","primary":true,"translateUrl":"","linkName":"d47192dex101.htm","type":"EX-10.1","id":"NTFILE5FCTe1FEzQy86e8Y","market":"us","size":29120},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/d47192d8k.htm","primary":false,"translateUrl":"","linkName":"d47192d8k.htm","type":"8-K","id":"NTFILE637c7HGjVTWxVD4x","market":"us","size":28399},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/d47192dex991.htm","primary":false,"translateUrl":"","linkName":"d47192dex991.htm","type":"EX-99.1","id":"NTFILECZ9h8Picjrdcd5EB","market":"us","size":21142},{"description":"EX-99.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/d47192dex992.htm","primary":false,"translateUrl":"","linkName":"d47192dex992.htm","type":"EX-99.2","id":"NTFILE73jwwCXsHUCB5ZjG","market":"us","size":14079},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s1g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s1g1.jpg","type":"GRAPHIC","id":"NTFILE7LcKCrh3wEuHRYXr","market":"us","size":84680},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s2g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s2g1.jpg","type":"GRAPHIC","id":"NTFILE24pCZLzXnyzn5TJc","market":"us","size":131301},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s3g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s3g1.jpg","type":"GRAPHIC","id":"NTFILEGss5h6981UTtENPA","market":"us","size":111172},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s4g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s4g1.jpg","type":"GRAPHIC","id":"NTFILE4fdWmBRDZ7m595aM","market":"us","size":116141},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s5g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s5g1.jpg","type":"GRAPHIC","id":"NTFILE3VqLLmPf157TenwJ","market":"us","size":125669},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s6g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s6g1.jpg","type":"GRAPHIC","id":"NTFILE7vPdmKXMYVWyjzxB","market":"us","size":114088},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192ex99_2s7g1.jpg","primary":false,"translateUrl":"","linkName":"g47192ex99_2s7g1.jpg","type":"GRAPHIC","id":"NTFILE69CcYxdoywDYpiN9","market":"us","size":98742},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192g0125105052907.jpg","primary":false,"translateUrl":"","linkName":"g47192g0125105052907.jpg","type":"GRAPHIC","id":"NTFILEEEapTn5guXJ2gGLZ","market":"us","size":2222},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312526021705/g47192g0125105053032.jpg","primary":false,"translateUrl":"","linkName":"g47192g0125105053032.jpg","type":"GRAPHIC","id":"NTFILE2RCfBt12yepSuqtg","market":"us","size":3294}],"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 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":"20389082","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525273313-GHM","pdf_url":"","pub_time":1762750800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K/A - Current report: [Amend]","symbol":"GHM","title":"Form 8-K/A - Current report: [Amend]","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525273313/0001193125-25-273313-index.htm","us_notice_code":"Form 8-K/A","us_title_en":"Form 8-K/A - Current report: [Amend]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525273313/d98182d8ka.htm","primary":true,"translateUrl":"","linkName":"d98182d8ka.htm","type":"8-K/A","id":"NTFILEEShWcSqEybUAMx4k","market":"us","size":22972}],"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":"2025-11-10 13:00","pubTimestamp":1762750800,"title_zh":"Form 8-K/A - Current report: [Amend","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"20383283","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525271134-GHM","pdf_url":"","pub_time":1762491600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"GHM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/0001193125-25-271134-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/716314/000119312525271134/ghm-20250930.htm","primary":true,"translateUrl":"","linkName":"ghm-20250930.htm","type":"10-Q","id":"NTFILEAWdPUApDZ5hdbGbr","market":"us","size":2434927},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/ghm-ex31_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_1.htm","type":"EX-31.1","id":"NTFILE46ANqqZ6jeoVPgaj","market":"us","size":14333},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/ghm-ex31_2.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_2.htm","type":"EX-31.2","id":"NTFILEHEHtzReyxnaRY9qG","market":"us","size":14600},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/ghm-ex32_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex32_1.htm","type":"EX-32.1","id":"NTFILE827fFerkgMQPJqZT","market":"us","size":12003},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/img103321512_0.jpg","primary":false,"translateUrl":"","linkName":"img103321512_0.jpg","type":"GRAPHIC","id":"NTFILEGHDbeRQBish1RTGQ","market":"us","size":81360},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/img103321512_1.jpg","primary":false,"translateUrl":"","linkName":"img103321512_1.jpg","type":"GRAPHIC","id":"NTFILEDfceHBEvSEiYmn3L","market":"us","size":163587},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525271134/img103321512_2.jpg","primary":false,"translateUrl":"","linkName":"img103321512_2.jpg","type":"GRAPHIC","id":"NTFILE6kdwDbiMXnqAJi5A","market":"us","size":182237}],"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":"2025-11-07 13:00","pubTimestamp":1762491600,"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":"20382698","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525270961-GHM","pdf_url":"","pub_time":1762491600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525270961/0001193125-25-270961-index.htm","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/716314/000119312525270961/d81525dex991.htm","primary":true,"translateUrl":"","linkName":"d81525dex991.htm","type":"EX-99.1","id":"NTFILE3CjQnSdkBDy8ZwPd","market":"us","size":211996},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525270961/d81525d8k.htm","primary":false,"translateUrl":"","linkName":"d81525d8k.htm","type":"8-K","id":"NTFILEBbepwCdUbSYKqHR5","market":"us","size":27149},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525270961/d81525dex992.htm","primary":false,"translateUrl":"","linkName":"d81525dex992.htm","type":"EX-99.2","id":"NTFILEHwdrE3vCrfb7n8hU","market":"us","size":114594},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525270961/g81525g1106230055564.jpg","primary":false,"translateUrl":"","linkName":"g81525g1106230055564.jpg","type":"GRAPHIC","id":"NTFILEDKREJLWsavyL9D9c","market":"us","size":3169}],"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":"2025-11-07 13:00","pubTimestamp":1762491600,"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":"20284461","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525244287-GHM","pdf_url":"","pub_time":1761019200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525244287/0001193125-25-244287-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/716314/000119312525244287/d78746dex991.htm","primary":true,"translateUrl":"","linkName":"d78746dex991.htm","type":"EX-99.1","id":"NTFILE4LvQ9kumQcHqVdgc","market":"us","size":10581},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525244287/d78746d8k.htm","primary":false,"translateUrl":"","linkName":"d78746d8k.htm","type":"8-K","id":"NTFILE5pKQBauzaiC2MsKn","market":"us","size":24218},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525244287/g78746g1020183011980.jpg","primary":false,"translateUrl":"","linkName":"g78746g1020183011980.jpg","type":"GRAPHIC","id":"NTFILEBAvhksWD4pdoQc19","market":"us","size":3294}],"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":"2025-10-21 12:00","pubTimestamp":1761019200,"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":"20123412","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525194532-GHM","pdf_url":"","pub_time":1756872000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525194532/0001193125-25-194532-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-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525194532/d33589dex991.htm","primary":true,"translateUrl":"","linkName":"d33589dex991.htm","type":"EX-99.1","id":"NTFILE3wMTh2yADRvcQtdj","market":"us","size":7674},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525194532/d33589d8k.htm","primary":false,"translateUrl":"","linkName":"d33589d8k.htm","type":"8-K","id":"NTFILEGgJJakBBTNe4MVYx","market":"us","size":28371},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525194532/g33589g0826051836533.jpg","primary":false,"translateUrl":"","linkName":"g33589g0826051836533.jpg","type":"GRAPHIC","id":"NTFILEHpkmReFbHm3mwTjj","market":"us","size":3294}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-09-03 12:00","pubTimestamp":1756872000,"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":"20106949","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525191792-GHM","pdf_url":"","pub_time":1756440000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525191792/0001193125-25-191792-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525191792/d53600d8k.htm","primary":true,"translateUrl":"","linkName":"d53600d8k.htm","type":"8-K","id":"NTFILEGbPrZ9qC14YG5y1a","market":"us","size":32979}],"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":"2025-08-29 12:00","pubTimestamp":1756440000,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19948898","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025102424-GHM","pdf_url":"","pub_time":1754366400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"GHM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/716314/000095017025102424/0000950170-25-102424-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/716314/000095017025102424/ghm-20250630.htm","primary":true,"translateUrl":"","linkName":"ghm-20250630.htm","type":"10-Q","id":"NTFILECcPKAoB9jLCAgigL","market":"us","size":1993738},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025102424/ghm-ex31_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_1.htm","type":"EX-31.1","id":"NTFILE4L7kDvBWwBnhcnHw","market":"us","size":14111},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025102424/ghm-ex31_2.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_2.htm","type":"EX-31.2","id":"NTFILE6Kg3S9ciPVtQzpL5","market":"us","size":13979},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025102424/ghm-ex32_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex32_1.htm","type":"EX-32.1","id":"NTFILE4aqopfbYnkMFRr3B","market":"us","size":10743},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025102424/img103318629_0.jpg","primary":false,"translateUrl":"","linkName":"img103318629_0.jpg","type":"GRAPHIC","id":"NTFILEDDpagQPCJZAxWBoE","market":"us","size":91510}],"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":"2025-08-05 12:00","pubTimestamp":1754366400,"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":"19948274","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525173015-GHM","pdf_url":"","pub_time":1754366400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525173015/0001193125-25-173015-index.htm","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/716314/000119312525173015/d853032dex991.htm","primary":true,"translateUrl":"","linkName":"d853032dex991.htm","type":"EX-99.1","id":"NTFILECqSVpQ7Bd2bsRyPg","market":"us","size":171231},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525173015/d853032d8k.htm","primary":false,"translateUrl":"","linkName":"d853032d8k.htm","type":"8-K","id":"NTFILE8rK23CQZSQDjzD62","market":"us","size":26292},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525173015/d853032dex992.htm","primary":false,"translateUrl":"","linkName":"d853032dex992.htm","type":"EX-99.2","id":"NTFILEFuZ9qaj6UQ47ZDBf","market":"us","size":88211},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525173015/g853032dsp41.jpg","primary":false,"translateUrl":"","linkName":"g853032dsp41.jpg","type":"GRAPHIC","id":"NTFILEDGU4cVCQvNj8fwts","market":"us","size":3915}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-08-05 12:00","pubTimestamp":1754366400,"title_zh":"Form 8-K - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 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":"19786288","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525142787-GHM","pdf_url":"","pub_time":1750219200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","symbol":"GHM","title":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525142787/0001193125-25-142787-index.htm","us_notice_code":"Form 11-K","us_title_en":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"11-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525142787/d904206d11k.htm","primary":true,"translateUrl":"","linkName":"d904206d11k.htm","type":"11-K","id":"NTFILE7Zaxg2BKYUBh1xTo","market":"us","size":57220},{"description":"EX-23","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525142787/d904206dex23.htm","primary":false,"translateUrl":"","linkName":"d904206dex23.htm","type":"EX-23","id":"NTFILEBet2aGhbPctP97Mt","market":"us","size":2076},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525142787/g904206dsp010.jpg","primary":false,"translateUrl":"","linkName":"g904206dsp010.jpg","type":"GRAPHIC","id":"NTFILE2MhAUrYnpJAKZjiA","market":"us","size":5826}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2025-06-18 12:00","pubTimestamp":1750219200,"title_zh":"Form 11-K - Annual report of employee stock purchase, savings and similar plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19764955","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525139588-GHM","pdf_url":"","pub_time":1749700800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/0001193125-25-139588-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/716314/000119312525139588/d935346dex991.htm","primary":true,"translateUrl":"","linkName":"d935346dex991.htm","type":"EX-99.1","id":"NTFILE4U7yJsYqkVbj2Y3L","market":"us","size":39466},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/d935346d8k.htm","primary":false,"translateUrl":"","linkName":"d935346d8k.htm","type":"8-K","id":"NTFILEBKMsAuqgnWgwBPSh","market":"us","size":25120},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s10g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s10g1.jpg","type":"GRAPHIC","id":"NTFILEG7b7mLvwCbitsRYQ","market":"us","size":91174},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s11g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s11g1.jpg","type":"GRAPHIC","id":"NTFILE978ZsoTLwCzbv4zZ","market":"us","size":62938},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s12g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s12g1.jpg","type":"GRAPHIC","id":"NTFILEJ4a5RwkS44nRDYM7","market":"us","size":51893},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s13g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s13g1.jpg","type":"GRAPHIC","id":"NTFILEAezGZkZSTmo3JTHy","market":"us","size":80595},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s14g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s14g1.jpg","type":"GRAPHIC","id":"NTFILEk7GSavV95pEtwPxh","market":"us","size":100286},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s15g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s15g1.jpg","type":"GRAPHIC","id":"NTFILEBNwer6ENDFqqyMZM","market":"us","size":113788},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s16g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s16g1.jpg","type":"GRAPHIC","id":"NTFILEDxmiW3YuRJuhfEA6","market":"us","size":90879},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s17g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s17g1.jpg","type":"GRAPHIC","id":"NTFILE6TqYtDHpDBjEVXkS","market":"us","size":124672},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s18g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s18g1.jpg","type":"GRAPHIC","id":"NTFILE7Pg4jPdUj65Nu9Qb","market":"us","size":66780},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s19g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s19g1.jpg","type":"GRAPHIC","id":"NTFILE8EWjZSaBSyAVH8Cm","market":"us","size":82410},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s1g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s1g1.jpg","type":"GRAPHIC","id":"NTFILE6snswacie8g4rex5","market":"us","size":86807},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s20g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s20g1.jpg","type":"GRAPHIC","id":"NTFILE3GqF7D347wBL69WF","market":"us","size":87671},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s21g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s21g1.jpg","type":"GRAPHIC","id":"NTFILEBJZV2skJ4GAup9s5","market":"us","size":92041},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s22g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s22g1.jpg","type":"GRAPHIC","id":"NTFILESykdsC9xXaB4Spu2","market":"us","size":82884},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s23g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s23g1.jpg","type":"GRAPHIC","id":"NTFILE9Q1a4ravXaZ4uHRS","market":"us","size":91120},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s24g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s24g1.jpg","type":"GRAPHIC","id":"NTFILEGhTwEQEh33Apbc5J","market":"us","size":93676},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s25g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s25g1.jpg","type":"GRAPHIC","id":"NTFILE7MiqBGtp31TDuitg","market":"us","size":89310},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s26g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s26g1.jpg","type":"GRAPHIC","id":"NTFILECdGn6qKTwnzdudQG","market":"us","size":64401},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s27g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s27g1.jpg","type":"GRAPHIC","id":"NTFILECZBBBWPrMFjuRTxk","market":"us","size":119969},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s28g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s28g1.jpg","type":"GRAPHIC","id":"NTFILE85yefzV8kv7vs3M9","market":"us","size":104742},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s29g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s29g1.jpg","type":"GRAPHIC","id":"NTFILE64hssZVCiTYRvhq4","market":"us","size":104233},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s2g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s2g1.jpg","type":"GRAPHIC","id":"NTFILECfVM322G7nEvSnfm","market":"us","size":185505},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s3g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s3g1.jpg","type":"GRAPHIC","id":"NTFILE9aShKLxvM2KuBjoh","market":"us","size":97798},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s4g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s4g1.jpg","type":"GRAPHIC","id":"NTFILE2VA3FPVcYc1hJd6b","market":"us","size":82657},{"description":"GRAPHIC","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s5g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s5g1.jpg","type":"GRAPHIC","id":"NTFILEDT6iZ5Ha7GVjkqN9","market":"us","size":95739},{"description":"GRAPHIC","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s6g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s6g1.jpg","type":"GRAPHIC","id":"NTFILEBcmeWydSMAzAYsrb","market":"us","size":99287},{"description":"GRAPHIC","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s7g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s7g1.jpg","type":"GRAPHIC","id":"NTFILE3CtaBmtRrMPPj9w4","market":"us","size":92238},{"description":"GRAPHIC","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s8g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s8g1.jpg","type":"GRAPHIC","id":"NTFILEAPR4pqCdJSh7pSLT","market":"us","size":102011},{"description":"GRAPHIC","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525139588/g935346ex99_1s9g1.jpg","primary":false,"translateUrl":"","linkName":"g935346ex99_1s9g1.jpg","type":"GRAPHIC","id":"NTFILE71hcDcuHiUVF25xV","market":"us","size":103442}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-06-12 12:00","pubTimestamp":1749700800,"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":"19751473","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025083450-GHM","pdf_url":"","pub_time":1749441600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"GHM","title":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/0000950170-25-083450-index.htm","us_notice_code":"Form 10-K","us_title_en":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-20250331.htm","primary":true,"translateUrl":"","linkName":"ghm-20250331.htm","type":"10-K","id":"NTFILEBbeexzDCjTrAKEGE","market":"us","size":4144097},{"description":"EX-19.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex19_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex19_1.htm","type":"EX-19.1","id":"NTFILE4sXcvptoC61DAzjt","market":"us","size":97315},{"description":"EX-21.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex21_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex21_1.htm","type":"EX-21.1","id":"NTFILEB2yhAYL19hZLqC5o","market":"us","size":11600},{"description":"EX-23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex23_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex23_1.htm","type":"EX-23.1","id":"NTFILEDkXrdxejpv5Yz6mF","market":"us","size":5801},{"description":"EX-31.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex31_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_1.htm","type":"EX-31.1","id":"NTFILEUydb1bRP6s6APFZJ","market":"us","size":14194},{"description":"EX-31.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex31_2.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_2.htm","type":"EX-31.2","id":"NTFILEPhhbuQ7oqwQLzM9N","market":"us","size":14281},{"description":"EX-32.1","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/ghm-ex32_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex32_1.htm","type":"EX-32.1","id":"NTFILEHwM3f6L1KNEX1oPo","market":"us","size":12274},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025083450/img103315747_0.jpg","primary":false,"translateUrl":"","linkName":"img103315747_0.jpg","type":"GRAPHIC","id":"NTFILEBvtrNSam85SFYM7z","market":"us","size":102984}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2025-06-09 12:00","pubTimestamp":1749441600,"title_zh":"Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19750703","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525137412-GHM","pdf_url":"","pub_time":1749441600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/0001193125-25-137412-index.htm","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/716314/000119312525137412/d43131dex991.htm","primary":true,"translateUrl":"","linkName":"d43131dex991.htm","type":"EX-99.1","id":"NTFILEEWvgbLoeuhM2aA9Q","market":"us","size":229791},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/d43131d8k.htm","primary":false,"translateUrl":"","linkName":"d43131d8k.htm","type":"8-K","id":"NTFILE8bmPzM6w7XCZaSu4","market":"us","size":27810},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/d43131dex992.htm","primary":false,"translateUrl":"","linkName":"d43131dex992.htm","type":"EX-99.2","id":"NTFILEC4NVb3GLwGutiwyv","market":"us","size":136811},{"description":"EX-99.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/d43131dex993.htm","primary":false,"translateUrl":"","linkName":"d43131dex993.htm","type":"EX-99.3","id":"NTFILE4GqaLUCggpvrip2W","market":"us","size":29767},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131dsp1a.jpg","primary":false,"translateUrl":"","linkName":"g43131dsp1a.jpg","type":"GRAPHIC","id":"NTFILEFK8rsGiDCTZr6M6A","market":"us","size":10868},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p10g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p10g1.jpg","type":"GRAPHIC","id":"NTFILE4H5tJbzRnve23Zn1","market":"us","size":280061},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p11g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p11g1.jpg","type":"GRAPHIC","id":"NTFILE6Wo3kU3JzTZY55rf","market":"us","size":273900},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p12g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p12g1.jpg","type":"GRAPHIC","id":"NTFILEFg73fqNooW7ApfwQ","market":"us","size":333737},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p13g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p13g1.jpg","type":"GRAPHIC","id":"NTFILEF7H3z9u19ckzwX5b","market":"us","size":266567},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p14g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p14g1.jpg","type":"GRAPHIC","id":"NTFILE3Nu9NSJ9E26XfyFz","market":"us","size":307565},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p15g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p15g1.jpg","type":"GRAPHIC","id":"NTFILEDa7dmaatcsK8f8dT","market":"us","size":304731},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p16g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p16g1.jpg","type":"GRAPHIC","id":"NTFILE4SFhgPDsSaXGAJLH","market":"us","size":367572},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p17g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p17g1.jpg","type":"GRAPHIC","id":"NTFILECxxaX3My6EmJW7xR","market":"us","size":362454},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p18g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p18g1.jpg","type":"GRAPHIC","id":"NTFILEAQkKS9Jh25XBXbhX","market":"us","size":318849},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p19g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p19g1.jpg","type":"GRAPHIC","id":"NTFILE3RcjV1j3hJ9hdfHS","market":"us","size":332099},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p1g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p1g1.jpg","type":"GRAPHIC","id":"NTFILE7mLBtUqCojx6GzPo","market":"us","size":294141},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p20g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p20g1.jpg","type":"GRAPHIC","id":"NTFILEDQDtYjyGuAGLm78L","market":"us","size":315336},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p21g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p21g1.jpg","type":"GRAPHIC","id":"NTFILE2uJ4V94CxwREexG1","market":"us","size":309324},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p2g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p2g1.jpg","type":"GRAPHIC","id":"NTFILE6iarhXgPfrd9Kqo4","market":"us","size":622936},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p3g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p3g1.jpg","type":"GRAPHIC","id":"NTFILE79fHPvq54NskEVVs","market":"us","size":306794},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p4g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p4g1.jpg","type":"GRAPHIC","id":"NTFILE96Hzf3MNU2hvghcB","market":"us","size":292562},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p5g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p5g1.jpg","type":"GRAPHIC","id":"NTFILEGCXBdy9uFNUSq1Vo","market":"us","size":190218},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p6g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p6g1.jpg","type":"GRAPHIC","id":"NTFILEETt5o3ywUXJevuwv","market":"us","size":330635},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p7g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p7g1.jpg","type":"GRAPHIC","id":"NTFILE7DbxJuUYkoP3hScu","market":"us","size":311794},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p8g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p8g1.jpg","type":"GRAPHIC","id":"NTFILE6rZ8T9LGZ7P8t3Lw","market":"us","size":473255},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525137412/g43131ex99_3p9g1.jpg","primary":false,"translateUrl":"","linkName":"g43131ex99_3p9g1.jpg","type":"GRAPHIC","id":"NTFILE6LAGSXUiPt7rBkD8","market":"us","size":201176}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-06-09 12:00","pubTimestamp":1749441600,"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":"19744475","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525136335-GHM","pdf_url":"","pub_time":1749182400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525136335/0001193125-25-136335-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525136335/d61492dex101.htm","primary":true,"translateUrl":"","linkName":"d61492dex101.htm","type":"EX-10.1","id":"NTFILE6CZn6EhUMKMobzKQ","market":"us","size":16872},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525136335/d61492d8k.htm","primary":false,"translateUrl":"","linkName":"d61492d8k.htm","type":"8-K","id":"NTFILEHVNKi1Tsud4YuoYN","market":"us","size":43353},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525136335/d61492dex102.htm","primary":false,"translateUrl":"","linkName":"d61492dex102.htm","type":"EX-10.2","id":"NTFILE2CJY5EdXSq9pUzmo","market":"us","size":27045}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-06-06 12:00","pubTimestamp":1749182400,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"19142581","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017025015879-GHM","pdf_url":"","pub_time":1738904400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"GHM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/0000950170-25-015879-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/716314/000095017025015879/ghm-20241231.htm","primary":true,"translateUrl":"","linkName":"ghm-20241231.htm","type":"10-Q","id":"NTFILE5L5Wz6hCnnff4Ywz","market":"us","size":2682016},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/ghm-ex31_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_1.htm","type":"EX-31.1","id":"NTFILEHW1FPyZnm7YV5MYR","market":"us","size":14116},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/ghm-ex31_2.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_2.htm","type":"EX-31.2","id":"NTFILEAHQ7tMRAA3H4FxZD","market":"us","size":14261},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/ghm-ex32_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex32_1.htm","type":"EX-32.1","id":"NTFILEAfbBBnUPCxs3vTKQ","market":"us","size":11154},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/img102421056_0.jpg","primary":false,"translateUrl":"","linkName":"img102421056_0.jpg","type":"GRAPHIC","id":"NTFILEGAQHTsRFw2DPmWGx","market":"us","size":123109},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/img102421056_1.jpg","primary":false,"translateUrl":"","linkName":"img102421056_1.jpg","type":"GRAPHIC","id":"NTFILED7yU9NZGDDyBeKwH","market":"us","size":192315},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017025015879/img102421056_2.jpg","primary":false,"translateUrl":"","linkName":"img102421056_2.jpg","type":"GRAPHIC","id":"NTFILEEAWke1QYqKuVTH2x","market":"us","size":230551}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2025-02-07 13:00","pubTimestamp":1738904400,"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":"19141627","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525022250-GHM","pdf_url":"","pub_time":1738904400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525022250/0001193125-25-022250-index.htm","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/716314/000119312525022250/d915085dex991.htm","primary":true,"translateUrl":"","linkName":"d915085dex991.htm","type":"EX-99.1","id":"NTFILEGHL7RPmJ7du5qR1y","market":"us","size":210273},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525022250/d915085d8k.htm","primary":false,"translateUrl":"","linkName":"d915085d8k.htm","type":"8-K","id":"NTFILE5zJ6waMsF5ojNb1n","market":"us","size":26942},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525022250/d915085dex992.htm","primary":false,"translateUrl":"","linkName":"d915085dex992.htm","type":"EX-99.2","id":"NTFILECu8aB6m9gH43sgzi","market":"us","size":150881},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525022250/g915085g0207005835469.jpg","primary":false,"translateUrl":"","linkName":"g915085g0207005835469.jpg","type":"GRAPHIC","id":"NTFILEHBwAnHspgcCNJ5wp","market":"us","size":3294}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-02-07 13:00","pubTimestamp":1738904400,"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":"19144791","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312525021340-GHM","pdf_url":"","pub_time":1738818000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/0001193125-25-021340-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-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/d934432dex101.htm","primary":true,"translateUrl":"","linkName":"d934432dex101.htm","type":"EX-10.1","id":"NTFILE9kjG2beAfN4QfAqF","market":"us","size":71849},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/d934432d8k.htm","primary":false,"translateUrl":"","linkName":"d934432d8k.htm","type":"8-K","id":"NTFILE2TCz7Tc1dMq6ta91","market":"us","size":36064},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/d934432dex102.htm","primary":false,"translateUrl":"","linkName":"d934432dex102.htm","type":"EX-10.2","id":"NTFILEGsdgfk3zo9qx4e2r","market":"us","size":72455},{"description":"EX-99.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/d934432dex991.htm","primary":false,"translateUrl":"","linkName":"d934432dex991.htm","type":"EX-99.1","id":"NTFILE8EccTr5om3GJzJec","market":"us","size":15444},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312525021340/g934432g02y96.jpg","primary":false,"translateUrl":"","linkName":"g934432g02y96.jpg","type":"GRAPHIC","id":"NTFILE4dXEEh4c6wDSmDQL","market":"us","size":8730}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2025-02-06 13:00","pubTimestamp":1738818000,"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":"18811586","market":"us","labels":[],"media":"sec.gov","original_id":"AN95017024123710-GHM","pdf_url":"","pub_time":1731042000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","symbol":"GHM","title":"Form 10-Q - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/0000950170-24-123710-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/716314/000095017024123710/ghm-20240930.htm","primary":true,"translateUrl":"","linkName":"ghm-20240930.htm","type":"10-Q","id":"NTFILEFXWShzguWYCiJVsn","market":"us","size":2072087},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/ghm-ex31_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_1.htm","type":"EX-31.1","id":"NTFILEEPDH3R4s5rxfBMBG","market":"us","size":13874},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/ghm-ex31_2.htm","primary":false,"translateUrl":"","linkName":"ghm-ex31_2.htm","type":"EX-31.2","id":"NTFILE4X7jBjczGZSLQENp","market":"us","size":13953},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/ghm-ex32_1.htm","primary":false,"translateUrl":"","linkName":"ghm-ex32_1.htm","type":"EX-32.1","id":"NTFILEJ3btx6ZyWnZeyYxm","market":"us","size":9979},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/img102397991_0.jpg","primary":false,"translateUrl":"","linkName":"img102397991_0.jpg","type":"GRAPHIC","id":"NTFILE79vDAVZtKY3dXcWF","market":"us","size":58521},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/img102397991_1.jpg","primary":false,"translateUrl":"","linkName":"img102397991_1.jpg","type":"GRAPHIC","id":"NTFILE616LpRWr3XoKgvNG","market":"us","size":73304},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000095017024123710/img102397991_2.jpg","primary":false,"translateUrl":"","linkName":"img102397991_2.jpg","type":"GRAPHIC","id":"NTFILE9A9uQeBFJxwGbEeh","market":"us","size":74204}],"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":"2024-11-08 13:00","pubTimestamp":1731042000,"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":"18811164","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312524253688-GHM","pdf_url":"","pub_time":1731042000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312524253688/0001193125-24-253688-index.htm","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/716314/000119312524253688/d836703dex991.htm","primary":true,"translateUrl":"","linkName":"d836703dex991.htm","type":"EX-99.1","id":"NTFILE3qc8WzwbW76qhHuq","market":"us","size":205924},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312524253688/d836703d8k.htm","primary":false,"translateUrl":"","linkName":"d836703d8k.htm","type":"8-K","id":"NTFILE5cPTH7dQ3aUKTDaJ","market":"us","size":26683},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312524253688/d836703dex992.htm","primary":false,"translateUrl":"","linkName":"d836703dex992.htm","type":"EX-99.2","id":"NTFILE74nStHZkXUe3fd14","market":"us","size":135840},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312524253688/g836703dsp01.jpg","primary":false,"translateUrl":"","linkName":"g836703dsp01.jpg","type":"GRAPHIC","id":"NTFILEDW5PcvYDTb8PsEjJ","market":"us","size":20427}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2024-11-08 13:00","pubTimestamp":1731042000,"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":"18512829","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312524205730-GHM","pdf_url":"","pub_time":1724385600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"GHM","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/716314/000119312524205730/0001193125-24-205730-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/716314/000119312524205730/d885838d8k.htm","primary":true,"translateUrl":"","linkName":"d885838d8k.htm","type":"8-K","id":"NTFILEEjyfK3Q3tcdhNTto","market":"us","size":31147}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2024-08-23 12:00","pubTimestamp":1724385600,"title_zh":"Form 8-K - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":9,"pageCount":2,"totalSize":177,"code":"91000000","status":"200"}]}}