Mayville Engineering Company Inc.

15.27

-0.1400-0.91%

Volume:53.73K

Turnover:822.26K

Market Cap:389.29M

PE:-18.31

High:15.54

Open:15.48

Low:15.17

Close:15.41

52wk High:38.76

52wk Low:12.25

Shares:25.49M

Float Shares:18.36M

Volume Ratio:0.56

T/O Rate:0.29%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-0.8339

EPS(LYR):-0.4000

ROE:-6.05%

ROA:-1.10%

PB:1.20

PE(LYR):-38.18

Loading ...

Overview Company News Filings

May 02, 2023

{"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.gotigerhk.com/stock/MEC/filings?page=4"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"MEC","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MEC\",,,,,undefined,":{"symbol":"MEC","market":"US","secType":"STK","nameCN":"Mayville Engineering Company Inc.","latestPrice":15.27,"timestamp":1791470393957,"preClose":15.41,"halted":0,"volume":53733,"delay":0,"changeRate":-0.009085009733939038,"floatShares":18358900,"shares":25494000,"eps":-0.833854,"marketStatus":"Trading","change":-0.14,"latestTime":"10-08 10:40:16 EDT","open":15.4763,"high":15.54,"low":15.165,"amount":822262.8000825,"amplitude":0.024335,"askPrice":15.37,"askSize":100,"bidPrice":15.23,"bidSize":41,"shortable":3,"etf":0,"ttmEps":-0.833854,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1791489600000},"marketStatusCode":2,"adr":0,"adrRate":0,"listingDate":1557374400000,"exchange":"NYSE","adjPreClose":15.41,"preHourTrading":{"tag":"盘前","latestPrice":15.18,"preClose":15.41,"latestTime":"09:14 EDT","volume":141,"amount":2121.0666659999997,"timestamp":1791465253808,"change":-0.23,"changeRate":-0.014925,"amplitude":0.054296},"postHourTrading":{"tag":"盘后","latestPrice":15.41,"preClose":15.41,"latestTime":"19:30 EDT","volume":9783,"amount":150756.7335,"timestamp":1791415806535,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":0.561292,"impliedVol":0.5905,"impliedVolPercentile":0.6972},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MEC\",,,,,undefined,":{"symbol":"MEC","floatShares":18358900,"roa":"-1.10%","roe":"-6.05%","lyrEps":-0.399999,"volumeRatio":0.561292,"shares":25494000,"dividePrice":0,"high":15.54,"amplitude":0.024335,"preClose":15.41,"low":15.165,"week52Low":12.25,"pbRate":"1.20","psRate":"0.66","week52High":38.76,"institutionHeld":0,"latestPrice":15.27,"committee":-0.41844,"eps":-0.833854,"divideRate":0,"volume":53733,"delay":0,"ttmEps":-0.833854,"open":15.4763,"prevYearClose":18.72,"prevWeekClose":16.44,"prevMonthClose":15,"prevQuarterClose":15,"fiveDayClose":15.68,"twentyDayClose":18.9,"sixtyDayClose":33.93},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/MEC\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-04","symbol":"MEC","fiscalQuarterEnding":"2026/06","expectedEps":-0.09,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785816000000,"reportTimeType":"post","actualEps":-0.09},{"market":"US","date":"2026-05-05","symbol":"MEC","fiscalQuarterEnding":"2026/03","expectedEps":-0.35,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1777953600000,"reportTimeType":"post","actualEps":-0.4},{"date":"2026-03-03","symbol":"MEC","type":"earning","reportTimeType":"post","market":"US","fiscalQuarterEnding":"2025/12","expectedEps":-0.22,"defaultRemindTime":1772571600000,"name":null,"time":"Post-Mkt","dateTimestamp":1772514000000,"actualEps":null},{"market":"US","date":"2025-11-04","symbol":"MEC","fiscalQuarterEnding":"2025/09","expectedEps":-0.01,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762232400000,"reportTimeType":"post","actualEps":-0.13},{"market":"US","date":"2025-08-05","symbol":"MEC","fiscalQuarterEnding":"2025/06","expectedEps":0.03,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"post","actualEps":0.07}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"MEC\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"MEC\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.4,"buy":0.6,"hold":0,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0.6,"analysts":5,"updateTime":1772769600000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/MEC\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"MEC","date":"2026-10-07","current":-18.480453,"percent":0.226324,"low":-60.197551,"twenty":-26.572904,"median":17.94288,"eighty":37.467242,"high":120.326117,"avg":15.342123,"sd":36.695184,"marketCap":419735448},"quantilePoints":[{"date":"2021-10-08","current":66.746677,"twenty":-67.325817,"median":-26.758213,"eighty":18.144041,"marketCap":381056778},{"date":"2021-10-15","current":68.001988,"twenty":-66.943107,"median":-26.342726,"eighty":18.362921,"marketCap":388223348},{"date":"2021-10-22","current":67.679194,"twenty":-64.584409,"median":-26.016646,"eighty":18.777642,"marketCap":386380516},{"date":"2021-10-29","current":63.698064,"twenty":-63.790988,"median":-25.862153,"eighty":49.244055,"marketCap":363652250},{"date":"2021-11-05","current":49.620492,"twenty":-62.918226,"median":-25.63823,"eighty":49.92551,"marketCap":351511566},{"date":"2021-11-12","current":48.870415,"twenty":-62.6802,"median":-24.984203,"eighty":49.67819,"marketCap":346198019},{"date":"2021-11-19","current":44.74499,"twenty":-62.442174,"median":-24.632585,"eighty":49.620492,"marketCap":316973511},{"date":"2021-11-26","current":44.543046,"twenty":-62.442174,"median":-24.581821,"eighty":49.597413,"marketCap":315542941},{"date":"2021-12-03","current":42.610155,"twenty":-62.18828,"median":-24.373692,"eighty":49.499325,"marketCap":301850339},{"date":"2021-12-10","current":42.610155,"twenty":-61.870912,"median":-24.245124,"eighty":49.290493,"marketCap":301850339},{"date":"2021-12-17","current":40.042583,"twenty":-61.807438,"median":-24.077274,"eighty":49.222094,"marketCap":283661659},{"date":"2021-12-23","current":41.45619,"twenty":-61.426596,"median":-23.94423,"eighty":49.164676,"marketCap":293675652},{"date":"2021-12-31","current":43.014043,"twenty":-61.125097,"median":-23.68676,"eighty":48.974272,"marketCap":304711480},{"date":"2022-01-07","current":42.43706,"twenty":-60.902939,"median":-23.523249,"eighty":48.835796,"marketCap":300624136},{"date":"2022-01-14","current":41.917776,"twenty":-60.728387,"median":-23.316654,"eighty":48.36267,"marketCap":296945527},{"date":"2022-01-21","current":33.147643,"twenty":-60.664913,"median":-23.276967,"eighty":47.820307,"marketCap":234817901},{"date":"2022-01-28","current":31.705186,"twenty":-60.522097,"median":-23.033525,"eighty":47.214475,"marketCap":224599541},{"date":"2022-02-04","current":31.93598,"twenty":-60.379281,"median":-22.967981,"eighty":46.216296,"marketCap":226234479},{"date":"2022-02-11","current":29.685748,"twenty":-60.315807,"median":-22.849835,"eighty":45.137339,"marketCap":210293838},{"date":"2022-02-18","current":30.378127,"twenty":-60.125387,"median":-22.700193,"eighty":44.866156,"marketCap":215198651},{"date":"2022-02-25","current":29.772295,"twenty":-59.934966,"median":-22.576598,"eighty":44.704601,"marketCap":210906940},{"date":"2022-03-04","current":-27.563334,"twenty":-59.744545,"median":-22.67944,"eighty":44.525737,"marketCap":205374404},{"date":"2022-03-11","current":-27.400077,"twenty":-57.830988,"median":-22.834683,"eighty":44.41034,"marketCap":204157971},{"date":"2022-03-18","current":-27.998688,"twenty":-50.007052,"median":-22.937083,"eighty":44.208397,"marketCap":208618225},{"date":"2022-03-25","current":-26.991932,"twenty":-49.152859,"median":-22.98858,"eighty":44.052612,"marketCap":201116889},{"date":"2022-04-01","current":-25.168889,"twenty":-48.236441,"median":-23.266667,"eighty":43.642954,"marketCap":187533390},{"date":"2022-04-08","current":-22.583976,"twenty":-47.34265,"median":-23.256368,"eighty":43.360232,"marketCap":168273204},{"date":"2022-04-14","current":-23.917247,"twenty":-47.206884,"median":-23.209797,"eighty":43.244836,"marketCap":178207405},{"date":"2022-04-22","current":-23.427474,"twenty":-47.093745,"median":-23.279296,"eighty":43.215987,"marketCap":174558106},{"date":"2022-04-29","current":-22.529557,"twenty":-46.952323,"median":-23.264216,"eighty":43.014043,"marketCap":167867726},{"date":"2022-05-06","current":-27.403527,"twenty":-46.839185,"median":-23.279296,"eighty":43.014043,"marketCap":169189373},{"date":"2022-05-13","current":-27.17073,"twenty":-46.386632,"median":-23.400562,"eighty":42.956345,"marketCap":167752085},{"date":"2022-05-20","current":-28.035404,"twenty":-46.273494,"median":-23.467914,"eighty":42.869797,"marketCap":173090585},{"date":"2022-05-27","current":-30.4964,"twenty":-46.160356,"median":-23.481893,"eighty":42.840948,"marketCap":188284776},{"date":"2022-06-03","current":-30.729197,"twenty":-46.115101,"median":-23.565354,"eighty":42.840948,"marketCap":189722064},{"date":"2022-06-10","current":-29.432186,"twenty":-46.035904,"median":-23.68676,"eighty":42.656314,"marketCap":181714315},{"date":"2022-06-17","current":-24.94253,"twenty":-45.996306,"median":-23.931723,"eighty":42.610155,"marketCap":153995182},{"date":"2022-06-24","current":-25.640921,"twenty":-45.973678,"median":-23.956737,"eighty":42.592846,"marketCap":158307047},{"date":"2022-07-01","current":-26.372569,"twenty":-45.826598,"median":-24.077274,"eighty":42.494758,"marketCap":162824239},{"date":"2022-07-08","current":-25.341611,"twenty":-45.690833,"median":-24.192118,"eighty":42.379362,"marketCap":156459105},{"date":"2022-07-15","current":-22.647817,"twenty":-45.53244,"median":-24.139111,"eighty":42.188958,"marketCap":139827625},{"date":"2022-07-22","current":-23.379465,"twenty":-45.38536,"median":-24.120021,"eighty":42.021633,"marketCap":144344817},{"date":"2022-07-29","current":-23.745289,"twenty":-45.357075,"median":-23.971666,"eighty":41.969705,"marketCap":146603413},{"date":"2022-08-05","current":-40.171394,"twenty":-45.306163,"median":-24.077274,"eighty":41.906236,"marketCap":142086221},{"date":"2022-08-12","current":-44.98964,"twenty":-45.198682,"median":-24.144369,"eighty":41.877387,"marketCap":159128355},{"date":"2022-08-19","current":-44.409128,"twenty":-45.306163,"median":-24.304028,"eighty":41.848538,"marketCap":157075086},{"date":"2022-08-26","current":-42.957849,"twenty":-45.218668,"median":-24.368719,"eighty":41.819689,"marketCap":151941913},{"date":"2022-09-02","current":-39.532831,"twenty":-45.143807,"median":-24.443941,"eighty":41.79084,"marketCap":139827625},{"date":"2022-09-09","current":-42.087082,"twenty":-45.08899,"median":-24.581821,"eighty":41.756221,"marketCap":148862009},{"date":"2022-09-16","current":-38.604013,"twenty":-44.986193,"median":-24.64322,"eighty":41.640824,"marketCap":136542395},{"date":"2022-09-23","current":-39.416729,"twenty":-44.952632,"median":-24.801237,"eighty":41.45619,"marketCap":139416971},{"date":"2022-09-30","current":-37.791297,"twenty":-44.853712,"median":-24.909274,"eighty":41.44465,"marketCap":133667818},{"date":"2022-10-07","current":-39.010371,"twenty":-44.724577,"median":-25.072338,"eighty":41.329254,"marketCap":137979683},{"date":"2022-10-14","current":-37.094683,"twenty":-44.52523,"median":-25.208305,"eighty":41.023454,"marketCap":131203895},{"date":"2022-10-21","current":-36.107814,"twenty":-44.512841,"median":-25.468393,"eighty":40.902287,"marketCap":127713338},{"date":"2022-10-28","current":-38.95232,"twenty":-44.452453,"median":-25.63823,"eighty":40.711883,"marketCap":137774356},{"date":"2022-11-04","current":69.948616,"twenty":-44.409128,"median":-25.501649,"eighty":41.329254,"marketCap":194666998},{"date":"2022-11-11","current":77.48712,"twenty":-44.385908,"median":-25.341611,"eighty":41.756221,"marketCap":215646654},{"date":"2022-11-18","current":81.401343,"twenty":-44.264852,"median":-25.188597,"eighty":41.883157,"marketCap":226539937},{"date":"2022-11-25","current":78.501918,"twenty":-44.152154,"median":-24.959159,"eighty":42.033173,"marketCap":218470839},{"date":"2022-12-02","current":92.129213,"twenty":-43.886668,"median":-24.909274,"eighty":42.610155,"marketCap":256395601},{"date":"2022-12-09","current":93.723897,"twenty":-43.473325,"median":-24.716904,"eighty":42.869797,"marketCap":260833605},{"date":"2022-12-16","current":98.79789,"twenty":-43.388472,"median":-24.632585,"eighty":43.215987,"marketCap":274954527},{"date":"2022-12-23","current":93.868868,"twenty":-43.247049,"median":-24.545519,"eighty":44.139159,"marketCap":261237060},{"date":"2022-12-30","current":91.766785,"twenty":-43.201794,"median":-24.377916,"eighty":44.583435,"marketCap":255386964},{"date":"2023-01-06","current":94.013839,"twenty":-43.190224,"median":-24.339686,"eighty":45.898955,"marketCap":261640515},{"date":"2023-01-13","current":101.479858,"twenty":-43.050731,"median":-24.297403,"eighty":48.835796,"marketCap":282418444},{"date":"2023-01-20","current":96.768293,"twenty":-42.841747,"median":-24.144369,"eighty":49.233075,"marketCap":269306159},{"date":"2023-01-27","current":111.555358,"twenty":-42.593903,"median":-24.077274,"eighty":49.655111,"marketCap":310458560},{"date":"2023-02-03","current":115.107153,"twenty":-42.460739,"median":-23.956737,"eighty":50.939905,"marketCap":320343206},{"date":"2023-02-10","current":111.120444,"twenty":-42.415484,"median":-23.924485,"eighty":52.794792,"marketCap":309248196},{"date":"2023-02-17","current":117.644149,"twenty":-42.375885,"median":-23.811802,"eighty":53.892293,"marketCap":327403667},{"date":"2023-02-24","current":118.94889,"twenty":-42.336287,"median":-23.68676,"eighty":54.638306,"marketCap":331034761},{"date":"2023-03-03","current":16.481178,"twenty":-42.291565,"median":-23.565698,"eighty":54.638306,"marketCap":308643013},{"date":"2023-03-10","current":15.21008,"twenty":-42.179964,"median":-23.481893,"eighty":54.329858,"marketCap":284839173},{"date":"2023-03-17","current":13.906667,"twenty":-42.047544,"median":-23.467914,"eighty":53.992717,"marketCap":260430150},{"date":"2023-03-24","current":14.175967,"twenty":-41.882489,"median":-23.400562,"eighty":53.899466,"marketCap":265473337},{"date":"2023-03-31","current":16.071841,"twenty":-41.854878,"median":-23.299139,"eighty":53.8636,"marketCap":300977370},{"date":"2023-04-06","current":13.928211,"twenty":-41.854878,"median":-23.279695,"eighty":53.834907,"marketCap":260833605},{"date":"2023-04-14","current":12.624798,"twenty":-41.738775,"median":-23.264216,"eighty":53.512113,"marketCap":236424583},{"date":"2023-04-21","current":13.184942,"twenty":-41.578262,"median":-23.211489,"eighty":53.153452,"marketCap":246914411},{"date":"2023-04-28","current":12.872554,"twenty":-41.506571,"median":-23.146668,"eighty":52.256802,"marketCap":241064314},{"date":"2023-05-05","current":11.069846,"twenty":-41.493408,"median":-23.089714,"eighty":51.98612,"marketCap":193456634},{"date":"2023-05-12","current":12.953705,"twenty":-41.448519,"median":-22.98858,"eighty":51.647079,"marketCap":226378944},{"date":"2023-05-19","current":14.874507,"twenty":-41.448519,"median":-22.937083,"eighty":51.073223,"marketCap":259946889},{"date":"2023-05-26","current":14.46458,"twenty":-41.332417,"median":-22.847358,"eighty":50.739929,"marketCap":252782998},{"date":"2023-06-02","current":13.726711,"twenty":-41.285976,"median":-22.834683,"eighty":50.490093,"marketCap":239887995},{"date":"2023-06-09","current":17.134964,"twenty":-41.227925,"median":-22.750923,"eighty":50.025935,"marketCap":299450629},{"date":"2023-06-16","current":16.713324,"twenty":-40.98411,"median":-22.658688,"eighty":49.727654,"marketCap":292082055},{"date":"2023-06-23","current":17.48633,"twenty":-40.876142,"median":-22.583976,"eighty":49.643571,"marketCap":305591106},{"date":"2023-06-30","current":14.804234,"twenty":-40.820236,"median":-22.529557,"eighty":49.608952,"marketCap":258718793},{"date":"2023-07-07","current":13.316783,"twenty":-40.763667,"median":-22.481534,"eighty":49.568564,"marketCap":232724104},{"date":"2023-07-14","current":13.059115,"twenty":-40.673157,"median":-22.436896,"eighty":49.429808,"marketCap":228221087},{"date":"2023-07-21","current":13.574452,"twenty":-40.619245,"median":-22.306479,"eighty":49.238565,"marketCap":237227121},{"date":"2023-07-28","current":13.878969,"twenty":-40.368768,"median":-22.133718,"eighty":49.199295,"marketCap":242548869},{"date":"2023-08-04","current":18.810584,"twenty":-40.217835,"median":-21.940799,"eighty":49.078129,"marketCap":247566091},{"date":"2023-08-11","current":18.965531,"twenty":-40.169922,"median":-21.856226,"eighty":48.858875,"marketCap":249605350},{"date":"2023-08-18","current":17.741448,"twenty":-40.130676,"median":-21.676282,"eighty":48.662701,"marketCap":233495201},{"date":"2023-08-25","current":17.38507,"twenty":-39.985631,"median":-21.634757,"eighty":47.941473,"marketCap":228804904},{"date":"2023-09-01","current":18.190795,"twenty":-39.92759,"median":-21.565548,"eighty":47.335642,"marketCap":239409053},{"date":"2023-09-08","current":17.849911,"twenty":-39.88119,"median":-21.454813,"eighty":46.850976,"marketCap":234922682},{"date":"2023-09-15","current":17.94288,"twenty":-39.881139,"median":-21.329576,"eighty":45.264275,"marketCap":236146238},{"date":"2023-09-22","current":17.834417,"twenty":-39.765036,"median":-21.209439,"eighty":44.946934,"marketCap":234718756},{"date":"2023-09-29","current":16.796271,"twenty":-39.706985,"median":-21.039559,"eighty":44.74499,"marketCap":221055718},{"date":"2023-10-06","current":17.059681,"twenty":-39.648934,"median":-20.984192,"eighty":44.543046,"marketCap":224522459},{"date":"2023-10-13","current":17.94288,"twenty":-39.532831,"median":-20.81809,"eighty":44.456499,"marketCap":236146238},{"date":"2023-10-20","current":18.872562,"twenty":-39.532831,"median":-20.762723,"eighty":44.225706,"marketCap":248381794},{"date":"2023-10-27","current":17.199133,"twenty":-39.48639,"median":-20.721865,"eighty":44.191087,"marketCap":226357793},{"date":"2023-11-03","current":30.368584,"twenty":-39.347068,"median":-20.693514,"eighty":43.966064,"marketCap":242887937},{"date":"2023-11-10","current":27.829405,"twenty":-39.219356,"median":-20.568937,"eighty":43.579486,"marketCap":222579581},{"date":"2023-11-17","current":32.019051,"twenty":-39.114863,"median":-20.485886,"eighty":43.331383,"marketCap":256088369},{"date":"2023-11-24","current":32.831588,"twenty":-39.010371,"median":-20.418564,"eighty":43.239066,"marketCap":262587043},{"date":"2023-12-01","current":32.247577,"twenty":-38.998761,"median":-20.331298,"eighty":43.175598,"marketCap":257916121},{"date":"2023-12-08","current":33.13629,"twenty":-38.94071,"median":-20.015265,"eighty":43.014043,"marketCap":265024045},{"date":"2023-12-15","current":34.786756,"twenty":-38.894269,"median":-19.876846,"eighty":43.002503,"marketCap":278224477},{"date":"2023-12-22","current":35.167633,"twenty":-38.882659,"median":-19.752271,"eighty":42.939035,"marketCap":281270730},{"date":"2023-12-27","current":36.437223,"twenty":-38.859438,"median":-19.613852,"eighty":42.904416,"marketCap":291424908},{"date":"2024-01-05","current":33.263249,"twenty":-38.789777,"median":-19.096621,"eighty":42.864027,"marketCap":266039463},{"date":"2024-01-12","current":34.456663,"twenty":-38.604013,"median":-18.063569,"eighty":42.840948,"marketCap":275584390},{"date":"2024-01-19","current":33.593342,"twenty":-38.604013,"median":-17.509896,"eighty":42.840948,"marketCap":268679549},{"date":"2024-01-26","current":35.396159,"twenty":-38.313757,"median":-17.329953,"eighty":42.610155,"marketCap":283098482},{"date":"2024-02-02","current":32.628454,"twenty":-38.255706,"median":-16.859331,"eighty":42.610155,"marketCap":260962374},{"date":"2024-02-09","current":31.384256,"twenty":-38.228508,"median":-16.444076,"eighty":42.581306,"marketCap":251011280},{"date":"2024-02-16","current":32.806196,"twenty":-38.197655,"median":-15.904246,"eighty":42.43706,"marketCap":262383959},{"date":"2024-02-23","current":29.530655,"twenty":-38.058333,"median":-15.184472,"eighty":42.321664,"marketCap":236186180},{"date":"2024-03-01","current":31.079555,"twenty":-37.93062,"median":-14.284753,"eighty":42.085101,"marketCap":248574277},{"date":"2024-03-08","current":34.062669,"twenty":-37.860958,"median":-13.994075,"eighty":42.010094,"marketCap":267187579},{"date":"2024-03-15","current":33.153985,"twenty":-37.849348,"median":-13.481928,"eighty":41.935086,"marketCap":260059862},{"date":"2024-03-22","current":37.619518,"twenty":-37.849348,"median":11.161615,"eighty":41.894697,"marketCap":295087502},{"date":"2024-03-28","current":36.606985,"twenty":-37.814517,"median":11.529039,"eighty":41.871618,"marketCap":287145188},{"date":"2024-04-05","current":34.893466,"twenty":-37.721636,"median":12.23926,"eighty":41.842769,"marketCap":273704350},{"date":"2024-04-12","current":36.00985,"twenty":-37.605533,"median":12.707266,"eighty":41.81392,"marketCap":282461260},{"date":"2024-04-19","current":35.179053,"twenty":-37.350108,"median":12.85101,"eighty":41.785071,"marketCap":275944489},{"date":"2024-04-26","current":35.542526,"twenty":-37.141124,"median":12.917105,"eighty":41.721602,"marketCap":278795576},{"date":"2024-05-03","current":35.880037,"twenty":-36.704047,"median":13.001818,"eighty":41.548507,"marketCap":281443014},{"date":"2024-05-10","current":38.647451,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":329044395},{"date":"2024-05-17","current":37.297321,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":317549394},{"date":"2024-05-24","current":36.983899,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":314880912},{"date":"2024-05-31","current":38.623341,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":328839127},{"date":"2024-06-07","current":39.56361,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":336844574},{"date":"2024-06-14","current":39.660048,"twenty":-36.390343,"median":13.034134,"eighty":41.45619,"marketCap":337665646},{"date":"2024-06-21","current":37.996496,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":323502163},{"date":"2024-06-28","current":40.166346,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":341976271},{"date":"2024-07-05","current":39.177859,"twenty":-36.416983,"median":13.027383,"eighty":41.45619,"marketCap":333560288},{"date":"2024-07-12","current":42.022774,"twenty":-36.416983,"median":13.027383,"eighty":41.756221,"marketCap":357781897},{"date":"2024-07-19","current":44.915908,"twenty":-36.416983,"median":13.027383,"eighty":41.883157,"marketCap":382414041},{"date":"2024-07-26","current":45.856177,"twenty":-36.416983,"median":13.027383,"eighty":42.240887,"marketCap":390419488},{"date":"2024-08-02","current":42.336197,"twenty":-36.416983,"median":13.027383,"eighty":42.610155,"marketCap":360450379},{"date":"2024-08-09","current":36.405573,"twenty":-36.416983,"median":13.146956,"eighty":42.610155,"marketCap":388884335},{"date":"2024-08-16","current":37.679575,"twenty":-36.416983,"median":13.326266,"eighty":42.610155,"marketCap":402493225},{"date":"2024-08-23","current":37.486545,"twenty":-36.416983,"median":13.539315,"eighty":42.610155,"marketCap":400431272},{"date":"2024-08-30","current":37.274211,"twenty":-36.376461,"median":13.747611,"eighty":42.610155,"marketCap":398163124},{"date":"2024-09-06","current":35.459723,"twenty":-36.376461,"median":13.865888,"eighty":42.610155,"marketCap":378780766},{"date":"2024-09-13","current":37.100484,"twenty":-36.376461,"median":14.011095,"eighty":42.610155,"marketCap":396307366},{"date":"2024-09-20","current":38.490304,"twenty":-35.554542,"median":14.134759,"eighty":42.610155,"marketCap":411153428},{"date":"2024-09-27","current":41.424369,"twenty":-35.554542,"median":14.269664,"eighty":42.610155,"marketCap":442495113},{"date":"2024-10-04","current":38.702638,"twenty":-35.44603,"median":14.454923,"eighty":42.610155,"marketCap":413421576},{"date":"2024-10-11","current":40.536429,"twenty":-35.44603,"median":14.694513,"eighty":42.610155,"marketCap":433010130},{"date":"2024-10-18","current":40.034549,"twenty":-35.44603,"median":14.886219,"eighty":42.610155,"marketCap":427649052},{"date":"2024-10-25","current":38.586819,"twenty":-35.44603,"median":15.204694,"eighty":42.610155,"marketCap":412184404},{"date":"2024-11-01","current":41.482279,"twenty":-31.697874,"median":15.387818,"eighty":42.610155,"marketCap":443113699},{"date":"2024-11-08","current":28.96354,"twenty":-31.162297,"median":15.845629,"eighty":42.610155,"marketCap":354050310},{"date":"2024-11-15","current":28.389335,"twenty":-30.809941,"median":16.123202,"eighty":42.610155,"marketCap":347031237},{"date":"2024-11-22","current":28.693326,"twenty":-30.491526,"median":16.420567,"eighty":42.610155,"marketCap":350747217},{"date":"2024-11-29","current":28.456889,"twenty":-30.385795,"median":16.57274,"eighty":42.610155,"marketCap":347857011},{"date":"2024-12-06","current":28.946651,"twenty":-30.081792,"median":16.780776,"eighty":42.610155,"marketCap":353843867},{"date":"2024-12-13","current":28.997317,"twenty":-29.638993,"median":17.00545,"eighty":42.610155,"marketCap":354463197},{"date":"2024-12-20","current":27.342257,"twenty":-29.232137,"median":17.164245,"eighty":42.610155,"marketCap":334231751},{"date":"2024-12-27","current":26.497839,"twenty":-29.094149,"median":17.240417,"eighty":42.610155,"marketCap":323909584},{"date":"2025-01-03","current":26.126295,"twenty":-28.855199,"median":17.38507,"eighty":42.610155,"marketCap":319367831},{"date":"2025-01-10","current":24.792115,"twenty":-28.706138,"median":17.472203,"eighty":42.610155,"marketCap":303058808},{"date":"2025-01-17","current":26.632946,"twenty":-28.600768,"median":17.586501,"eighty":42.610155,"marketCap":325561131},{"date":"2025-01-24","current":27.443587,"twenty":-28.068661,"median":17.825984,"eighty":42.610155,"marketCap":335470411},{"date":"2025-01-31","current":26.768053,"twenty":-27.998688,"median":17.896395,"eighty":42.610155,"marketCap":327212678},{"date":"2025-02-07","current":27.038267,"twenty":-27.802607,"median":18.051343,"eighty":42.610155,"marketCap":330515771},{"date":"2025-02-14","current":26.193848,"twenty":-27.699382,"median":18.190795,"eighty":42.610155,"marketCap":320193604},{"date":"2025-02-21","current":25.450761,"twenty":-27.636324,"median":18.671131,"eighty":42.610155,"marketCap":311110098},{"date":"2025-02-28","current":25.2481,"twenty":-27.481706,"median":18.888057,"eighty":42.610155,"marketCap":308632778},{"date":"2025-03-07","current":11.291923,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":293228658},{"date":"2025-03-14","current":11.28406,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":293024460},{"date":"2025-03-21","current":11.000975,"twenty":-27.260831,"median":18.957783,"eighty":42.656314,"marketCap":285673323},{"date":"2025-03-28","current":10.639256,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":276280205},{"date":"2025-04-04","current":9.884364,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":256677175},{"date":"2025-04-11","current":10.01018,"twenty":-27.252591,"median":18.950036,"eighty":42.610155,"marketCap":259944346},{"date":"2025-04-17","current":9.632734,"twenty":-27.252591,"median":18.950036,"eighty":42.610155,"marketCap":250142831},{"date":"2025-04-25","current":9.837184,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":255451985},{"date":"2025-05-02","current":10.474124,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":271992042},{"date":"2025-05-09","current":13.267693,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":301800207},{"date":"2025-05-16","current":14.023277,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":318987473},{"date":"2025-05-23","current":13.65448,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":310598450},{"date":"2025-05-30","current":14.329108,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":325944223},{"date":"2025-06-06","current":13.510559,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":307324685},{"date":"2025-06-13","current":13.267693,"twenty":-27.252591,"median":18.957783,"eighty":42.656314,"marketCap":301800207},{"date":"2025-06-20","current":14.320113,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":325739613},{"date":"2025-06-27","current":14.221168,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":323488900},{"date":"2025-07-03","current":15.111677,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":343745320},{"date":"2025-07-11","current":14.841826,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":337607011},{"date":"2025-07-18","current":14.248153,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":324102731},{"date":"2025-07-25","current":14.176192,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":322465848},{"date":"2025-08-01","current":15.084692,"twenty":-27.252591,"median":18.965531,"eighty":42.702472,"marketCap":343131489},{"date":"2025-08-08","current":16.192401,"twenty":-27.252591,"median":18.872562,"eighty":42.376542,"marketCap":289325828},{"date":"2025-08-15","current":16.453936,"twenty":-27.252591,"median":18.562668,"eighty":41.952395,"marketCap":293998927},{"date":"2025-08-22","current":15.839898,"twenty":-27.252591,"median":18.159806,"eighty":41.813387,"marketCap":283027302},{"date":"2025-08-29","current":16.579018,"twenty":-27.252591,"median":17.94288,"eighty":41.45619,"marketCap":296233888},{"date":"2025-09-05","current":16.249257,"twenty":-27.252591,"median":17.873153,"eighty":40.973023,"marketCap":290341719},{"date":"2025-09-12","current":16.533533,"twenty":-27.252591,"median":17.818922,"eighty":40.733,"marketCap":295421175},{"date":"2025-09-19","current":16.704099,"twenty":-27.252591,"median":17.48633,"eighty":40.60978,"marketCap":298468849},{"date":"2025-09-26","current":15.385056,"twenty":-27.252591,"median":17.431554,"eighty":40.309495,"marketCap":274900172},{"date":"2025-10-03","current":15.453282,"twenty":-27.252591,"median":17.323091,"eighty":40.156759,"marketCap":276119241},{"date":"2025-10-10","current":15.089408,"twenty":-27.252591,"median":17.193525,"eighty":39.88215,"marketCap":269617537},{"date":"2025-10-17","current":14.282062,"twenty":-27.252591,"median":17.044186,"eighty":39.679336,"marketCap":255191882},{"date":"2025-10-24","current":18.705407,"twenty":-27.252591,"median":16.997702,"eighty":39.478621,"marketCap":334228221},{"date":"2025-10-31","current":19.558238,"twenty":-27.252591,"median":16.997702,"eighty":39.258566,"marketCap":349466590},{"date":"2025-11-07","current":27.752974,"twenty":-27.252591,"median":17.12166,"eighty":39.258566,"marketCap":339113595},{"date":"2025-11-14","current":26.954806,"twenty":-27.252591,"median":17.235218,"eighty":39.258566,"marketCap":329360777},{"date":"2025-11-21","current":24.676701,"twenty":-27.252591,"median":17.38507,"eighty":39.258566,"marketCap":301524610},{"date":"2025-11-28","current":28.052288,"twenty":-27.252591,"median":17.472203,"eighty":39.258566,"marketCap":342770901},{"date":"2025-12-05","current":28.152059,"twenty":-27.252591,"median":17.586501,"eighty":39.258566,"marketCap":343990004},{"date":"2025-12-12","current":31.294846,"twenty":-27.252591,"median":17.834417,"eighty":39.258566,"marketCap":382391723},{"date":"2025-12-19","current":29.365939,"twenty":-27.1824,"median":17.896395,"eighty":39.258566,"marketCap":358822414},{"date":"2025-12-26","current":31.826958,"twenty":-27.17073,"median":17.973869,"eighty":39.258566,"marketCap":388893601},{"date":"2026-01-02","current":31.128561,"twenty":-27.092987,"median":18.159806,"eighty":39.258566,"marketCap":380359886},{"date":"2026-01-09","current":30.413535,"twenty":-27.022039,"median":18.562668,"eighty":39.258566,"marketCap":371622987},{"date":"2026-01-16","current":31.544274,"twenty":-26.605366,"median":18.779594,"eighty":39.258566,"marketCap":385439478},{"date":"2026-01-23","current":31.078675,"twenty":-26.402637,"median":18.872562,"eighty":39.258566,"marketCap":379750335},{"date":"2026-01-30","current":32.675012,"twenty":-25.680829,"median":19.043004,"eighty":39.258566,"marketCap":399255970},{"date":"2026-02-06","current":34.404376,"twenty":-25.237978,"median":19.330816,"eighty":39.258566,"marketCap":420387075},{"date":"2026-02-13","current":34.886603,"twenty":-24.869133,"median":20.263244,"eighty":39.258566,"marketCap":426279402},{"date":"2026-02-20","current":35.884313,"twenty":-24.310653,"median":24.792115,"eighty":39.258566,"marketCap":438470424},{"date":"2026-02-27","current":35.651514,"twenty":-23.85398,"median":25.281877,"eighty":39.258566,"marketCap":435625852},{"date":"2026-03-06","current":-47.225804,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":383001274},{"date":"2026-03-13","current":-43.242302,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":350695066},{"date":"2026-03-20","current":-43.317462,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":351304617},{"date":"2026-03-27","current":-45.196473,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":366543394},{"date":"2026-04-02","current":-44.895831,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":364105190},{"date":"2026-04-10","current":-51.359628,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":416526585},{"date":"2026-04-17","current":-49.530724,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":401694174},{"date":"2026-04-24","current":-53.589388,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":434609934},{"date":"2026-05-01","current":-57.146981,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":463462019},{"date":"2026-05-08","current":-32.667232,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":532639215},{"date":"2026-05-15","current":-31.913083,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":520342812},{"date":"2026-05-22","current":-36.16537,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":589676358},{"date":"2026-05-29","current":-41.868888,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":682672216},{"date":"2026-06-05","current":-52.404261,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":854451476},{"date":"2026-06-12","current":-56.509368,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":921385251},{"date":"2026-06-18","current":-53.735214,"twenty":-23.771894,"median":25.400096,"eighty":39.258566,"marketCap":876152661},{"date":"2026-06-26","current":-56.589546,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":922692551},{"date":"2026-07-02","current":-56.461262,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":920600871},{"date":"2026-07-10","current":-53.751249,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":876414121},{"date":"2026-07-17","current":-52.115621,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":849745195},{"date":"2026-07-24","current":-48.764185,"twenty":-23.650815,"median":25.425429,"eighty":39.266287,"marketCap":795100042},{"date":"2026-07-31","current":-41.516105,"twenty":-23.503661,"median":25.450761,"eighty":39.274009,"marketCap":676920095},{"date":"2026-08-07","current":-36.593262,"twenty":-23.896158,"median":25.2481,"eighty":39.173037,"marketCap":633173218},{"date":"2026-08-14","current":-34.485797,"twenty":-24.310653,"median":24.676701,"eighty":38.951693,"marketCap":596707745},{"date":"2026-08-21","current":-33.380483,"twenty":-24.909274,"median":19.558238,"eighty":38.824852,"marketCap":577582497},{"date":"2026-08-28","current":-29.976116,"twenty":-25.421427,"median":19.213446,"eighty":38.642629,"marketCap":518676732},{"date":"2026-09-04","current":-28.635002,"twenty":-25.793902,"median":18.965531,"eighty":38.523444,"marketCap":495471431},{"date":"2026-09-11","current":-27.853913,"twenty":-26.432706,"median":18.836913,"eighty":38.321044,"marketCap":481956255},{"date":"2026-09-18","current":-25.702235,"twenty":-26.572904,"median":18.750892,"eighty":38.123222,"marketCap":444725772},{"date":"2026-09-25","current":-24.714821,"twenty":-26.572904,"median":18.237279,"eighty":37.794254,"marketCap":427640550},{"date":"2026-10-02","current":-23.108431,"twenty":-26.572904,"median":18.113321,"eighty":37.486545,"marketCap":399845190},{"date":"2026-10-07","current":-24.257958,"twenty":-26.572904,"median":17.94288,"eighty":37.467242,"marketCap":419735448}],"updateTime":1791457482862},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"MEC\",pageSize:20,pageCount:4,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"16407595","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837023007662-MEC","pdf_url":"","pub_time":1682956800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023007662/0001558370-23-007662-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023007662/tmb-20230502xex99.htm","primary":true,"translateUrl":"","linkName":"tmb-20230502xex99.htm","type":"EX-99","id":"NTFILEGS8drBkGDV6hBDHm","market":"us","size":287897},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023007662/tmb-20230502x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20230502x8k.htm","type":"8-K","id":"NTFILE2eKd51Jt6cEmABhb","market":"us","size":37853},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023007662/tmb-20230502xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20230502xex99001.jpg","type":"GRAPHIC","id":"NTFILE5n2hZR2TYkonz83E","market":"us","size":4845}],"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":"2023-05-02 00:00","pubTimestamp":1682956800,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16284431","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837023006216-MEC","pdf_url":"","pub_time":1681833600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/0001558370-23-006216-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-3.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/tmb-20230418xex3d1.htm","primary":true,"translateUrl":"","linkName":"tmb-20230418xex3d1.htm","type":"EX-3.1","id":"NTFILE5WMb2NpKDuB9ETv9","market":"us","size":2680},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/tmb-20230418x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20230418x8k.htm","type":"8-K","id":"NTFILE2H74bhvBXKXLTbgz","market":"us","size":75506},{"description":"EX-3.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023006216/tmb-20230418xex3d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20230418xex3d2.htm","type":"EX-3.2","id":"NTFILE4tHRMzUhDyYfioMX","market":"us","size":181410}],"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":"2023-04-19 00:00","pubTimestamp":1681833600,"title_zh":"8-K  - Current report","summary_en":"Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 5.07: Submission of Matters to a Vote of Security Holders;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16018891","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837023002542-MEC","pdf_url":"","pub_time":1677600000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MEC","title":"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/1766368/000155837023002542/0001558370-23-002542-index.htm","us_notice_code":"Form 10-K","us_title_en":"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/1766368/000155837023002542/tmb-20221231x10k.htm","primary":true,"translateUrl":"","linkName":"tmb-20221231x10k.htm","type":"10-K","id":"NTFILE2ozaDRt8hxEUSs9A","market":"us","size":2554992},{"description":"EX-21","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231xex21.htm","primary":false,"translateUrl":"","linkName":"tmb-20221231xex21.htm","type":"EX-21","id":"NTFILE4atLHKE9Qeot5L27","market":"us","size":6245},{"description":"EX-23","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231xex23.htm","primary":false,"translateUrl":"","linkName":"tmb-20221231xex23.htm","type":"EX-23","id":"NTFILEGEGRpJzuwjsgc8Fr","market":"us","size":3213},{"description":"EX-31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231xex31d1.htm","primary":false,"translateUrl":"","linkName":"tmb-20221231xex31d1.htm","type":"EX-31.1","id":"NTFILE5iEAuCEJMwbjSZ7j","market":"us","size":13252},{"description":"EX-31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231xex31d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20221231xex31d2.htm","type":"EX-31.2","id":"NTFILE6NfWsySWLZheWu8n","market":"us","size":13194},{"description":"EX-32","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231xex32.htm","primary":false,"translateUrl":"","linkName":"tmb-20221231xex32.htm","type":"EX-32","id":"NTFILE7bBM8vGKnNokG8D2","market":"us","size":9755},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231x10k006.jpg","primary":false,"translateUrl":"","linkName":"tmb-20221231x10k006.jpg","type":"GRAPHIC","id":"NTFILEEow3YSKWiCqCj3qU","market":"us","size":69808},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002542/tmb-20221231x10k009.jpg","primary":false,"translateUrl":"","linkName":"tmb-20221231x10k009.jpg","type":"GRAPHIC","id":"NTFILE3R69gNwvtA1c7sMA","market":"us","size":47497}],"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":"2023-03-01 00:00","pubTimestamp":1677600000,"title_zh":"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":"16013325","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837023002407-MEC","pdf_url":"","pub_time":1677513600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002407/0001558370-23-002407-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002407/tmb-20230228xex99.htm","primary":true,"translateUrl":"","linkName":"tmb-20230228xex99.htm","type":"EX-99","id":"NTFILE3fxrhnmxnH2te7XK","market":"us","size":354870},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002407/tmb-20230228x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20230228x8k.htm","type":"8-K","id":"NTFILEA4JtgC1fkbnixMeo","market":"us","size":37894},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837023002407/tmb-20230228xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20230228xex99001.jpg","type":"GRAPHIC","id":"NTFILE5c8BieP9YFpuzaLo","market":"us","size":4845}],"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":"2023-02-28 00:00","pubTimestamp":1677513600,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15854661","market":"us","labels":[],"media":"sec.gov","original_id":"AN189090623000111-MEC","pdf_url":"","pub_time":1673539200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000189090623000111/0001890906-23-000111-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000189090623000111/Mayvilleeng578605107.htm","primary":true,"translateUrl":"","linkName":"Mayvilleeng578605107.htm","type":"SC 13G/A","id":"NTFILEEP5ySTM5uK2x4crM","market":"us","size":27928}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-01-13 00:00","pubTimestamp":1673539200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15780082","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022018903-MEC","pdf_url":"","pub_time":1671552000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/0001558370-22-018903-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-3.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/tmb-20221221xex3d1.htm","primary":true,"translateUrl":"","linkName":"tmb-20221221xex3d1.htm","type":"EX-3.1","id":"NTFILEDquwQQQWD4LebFfY","market":"us","size":2684},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/tmb-20221221x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20221221x8k.htm","type":"8-K","id":"NTFILE36iohbhKtfSh9RBA","market":"us","size":45415},{"description":"EX-3.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/tmb-20221221xex3d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20221221xex3d2.htm","type":"EX-3.2","id":"NTFILE29t8cu9KiQi2Lwjw","market":"us","size":181511},{"description":"MERRIEEARN","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/tmb-20221221xex99.htm","primary":false,"translateUrl":"","linkName":"tmb-20221221xex99.htm","type":"EX-99","id":"NTFILE3XoysaPonqKwxRB7","market":"us","size":9847},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022018903/tmb-20221221xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20221221xex99001.jpg","type":"GRAPHIC","id":"NTFILE9qgvncMfmDzVH2et","market":"us","size":4845}],"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":"2022-12-21 00:00","pubTimestamp":1671552000,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15619849","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022015959-MEC","pdf_url":"","pub_time":1667318400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015959/0001558370-22-015959-index.htm","us_notice_code":"Form 10-Q","us_title_en":"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/1766368/000155837022015959/tmb-20220930x10q.htm","primary":true,"translateUrl":"","linkName":"tmb-20220930x10q.htm","type":"10-Q","id":"NTFILEFRGVQtMZDAXWrxtN","market":"us","size":1768631},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015959/tmb-20220930xex31d1.htm","primary":false,"translateUrl":"","linkName":"tmb-20220930xex31d1.htm","type":"EX-31.1","id":"NTFILE8kUWGrhLHevqApKU","market":"us","size":13259},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015959/tmb-20220930xex31d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20220930xex31d2.htm","type":"EX-31.2","id":"NTFILEG39B9AcSXrcpxkZb","market":"us","size":13201},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015959/tmb-20220930xex32.htm","primary":false,"translateUrl":"","linkName":"tmb-20220930xex32.htm","type":"EX-32","id":"NTFILE2ND4exDBekbV3xtn","market":"us","size":9765}],"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":"2022-11-02 00:00","pubTimestamp":1667318400,"title_zh":"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":"15619850","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022015826-MEC","pdf_url":"","pub_time":1667232000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015826/0001558370-22-015826-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015826/tmb-20221101xex99.htm","primary":true,"translateUrl":"","linkName":"tmb-20221101xex99.htm","type":"EX-99","id":"NTFILEFqPQr5NtgLvNx7C8","market":"us","size":312331},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015826/tmb-20221101x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20221101x8k.htm","type":"8-K","id":"NTFILEC8V3jM8ttuZx5kn2","market":"us","size":37882},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022015826/tmb-20221101xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20221101xex99001.jpg","type":"GRAPHIC","id":"NTFILEDFTyd6VHUFgp3qCy","market":"us","size":4845}],"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":"2022-11-01 00:00","pubTimestamp":1667232000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15269053","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022011695-MEC","pdf_url":"","pub_time":1659456000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011695/0001558370-22-011695-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011695/tmb-20220802xex99.htm","primary":true,"translateUrl":"","linkName":"tmb-20220802xex99.htm","type":"EX-99","id":"NTFILEy8rfKGHnZN9j5NPx","market":"us","size":307152},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011695/tmb-20220802x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20220802x8k.htm","type":"8-K","id":"NTFILEFLqG9Hi1nWhLmoLJ","market":"us","size":37825},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011695/tmb-20220802xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20220802xex99001.jpg","type":"GRAPHIC","id":"NTFILE2C7zKv1uYXJwAiGe","market":"us","size":4845}],"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":"2022-08-03 00:00","pubTimestamp":1659456000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15269052","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022011790-MEC","pdf_url":"","pub_time":1659456000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011790/0001558370-22-011790-index.htm","us_notice_code":"Form 10-Q","us_title_en":"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/1766368/000155837022011790/tmb-20220630x10q.htm","primary":true,"translateUrl":"","linkName":"tmb-20220630x10q.htm","type":"10-Q","id":"NTFILE5NsNL2gq6Eyg1gHz","market":"us","size":1687280},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011790/tmb-20220630xex31d1.htm","primary":false,"translateUrl":"","linkName":"tmb-20220630xex31d1.htm","type":"EX-31.1","id":"NTFILEBgqTFF6QiMAP5fru","market":"us","size":13256},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011790/tmb-20220630xex31d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20220630xex31d2.htm","type":"EX-31.2","id":"NTFILECeBjN5EzjmwdM4rg","market":"us","size":13198},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022011790/tmb-20220630xex32.htm","primary":false,"translateUrl":"","linkName":"tmb-20220630xex32.htm","type":"EX-32","id":"NTFILEEyEb5H5jKsJUkhwE","market":"us","size":9757}],"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":"2022-08-03 00:00","pubTimestamp":1659456000,"title_zh":"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":"15207050","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022010850-MEC","pdf_url":"","pub_time":1658246400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/0001558370-22-010850-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/1766368/000155837022010850/tmb-20220719xex10d1.htm","primary":true,"translateUrl":"","linkName":"tmb-20220719xex10d1.htm","type":"EX-10.1","id":"NTFILE7mCERzxutALmeraG","market":"us","size":50235},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/tmb-20220719x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20220719x8k.htm","type":"8-K","id":"NTFILE547NAUFqBMmFizND","market":"us","size":54820},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/tmb-20220719xex10d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20220719xex10d2.htm","type":"EX-10.2","id":"NTFILE9juerdGWUtUejZqk","market":"us","size":206525},{"description":"EX-10.3","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/tmb-20220719xex10d3.htm","primary":false,"translateUrl":"","linkName":"tmb-20220719xex10d3.htm","type":"EX-10.3","id":"NTFILE43pHJV9mSzZ3vios","market":"us","size":47628},{"description":"EX-99","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/tmb-20220719xex99.htm","primary":false,"translateUrl":"","linkName":"tmb-20220719xex99.htm","type":"EX-99","id":"NTFILEEmc2AJQGbixW5gAJ","market":"us","size":14368},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010850/tmb-20220719xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20220719xex99001.jpg","type":"GRAPHIC","id":"NTFILE33o6ZCLCwP4qnCha","market":"us","size":4845}],"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":"2022-07-20 00:00","pubTimestamp":1658246400,"title_zh":"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":"15111980","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022010435-MEC","pdf_url":"","pub_time":1656432000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"11-K  - Annual report of employee stock purchase, savings and similar plans","symbol":"MEC","title":"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/1766368/000155837022010435/0001558370-22-010435-index.htm","us_notice_code":"Form 11-K","us_title_en":"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/1766368/000155837022010435/tmb-20211231x11k.htm","primary":true,"translateUrl":"","linkName":"tmb-20211231x11k.htm","type":"11-K","id":"NTFILECFKFpct7oJjQzpR4","market":"us","size":289208},{"description":"EX-23.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022010435/tmb-20211231xex23d1.htm","primary":false,"translateUrl":"","linkName":"tmb-20211231xex23d1.htm","type":"EX-23.1","id":"NTFILEDp2xACxvKXejSFqF","market":"us","size":2538}],"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":"2022-06-29 00:00","pubTimestamp":1656432000,"title_zh":"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":"14814794","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022007093-MEC","pdf_url":"","pub_time":1651593600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MEC","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022007093/0001558370-22-007093-index.htm","us_notice_code":"Form 10-Q","us_title_en":"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/1766368/000155837022007093/tmb-20220331x10q.htm","primary":true,"translateUrl":"","linkName":"tmb-20220331x10q.htm","type":"10-Q","id":"NTFILEH7mBto2NSnGjqX1Z","market":"us","size":1302354},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022007093/tmb-20220331xex31d1.htm","primary":false,"translateUrl":"","linkName":"tmb-20220331xex31d1.htm","type":"EX-31.1","id":"NTFILEGFvsaaf2obmSnecc","market":"us","size":13251},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022007093/tmb-20220331xex31d2.htm","primary":false,"translateUrl":"","linkName":"tmb-20220331xex31d2.htm","type":"EX-31.2","id":"NTFILE2Y2WPf8g7bBsnQRM","market":"us","size":13195},{"description":"EX-32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022007093/tmb-20220331xex32.htm","primary":false,"translateUrl":"","linkName":"tmb-20220331xex32.htm","type":"EX-32","id":"NTFILEFETqthxM2km6oJAR","market":"us","size":9775}],"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":"2022-05-04 00:00","pubTimestamp":1651593600,"title_zh":"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":"14791266","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022006859-MEC","pdf_url":"","pub_time":1651507200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022006859/0001558370-22-006859-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022006859/tmb-20220503xex99.htm","primary":true,"translateUrl":"","linkName":"tmb-20220503xex99.htm","type":"EX-99","id":"NTFILEAgs3m6ivbUYGShRT","market":"us","size":236325},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022006859/tmb-20220503x8k.htm","primary":false,"translateUrl":"","linkName":"tmb-20220503x8k.htm","type":"8-K","id":"NTFILEH3mbzQmaxh2AyzCc","market":"us","size":37825},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022006859/tmb-20220503xex99001.jpg","primary":false,"translateUrl":"","linkName":"tmb-20220503xex99001.jpg","type":"GRAPHIC","id":"NTFILEF98pkY3YnNtTRzBN","market":"us","size":4845}],"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":"2022-05-03 00:00","pubTimestamp":1651507200,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14645882","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837022005730-MEC","pdf_url":"","pub_time":1650470400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000155837022005730/0001558370-22-005730-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/1766368/000155837022005730/tmb-20220419x8k.htm","primary":true,"translateUrl":"","linkName":"tmb-20220419x8k.htm","type":"8-K","id":"NTFILEFT6sGhTEbgbaywAk","market":"us","size":64810}],"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":"2022-04-21 00:00","pubTimestamp":1650470400,"title_zh":"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":"14514933","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022013079-MEC","pdf_url":"","pub_time":1648742400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/0001564590-22-013079-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/1766368/000156459022013079/mec-ex101_38.htm","primary":true,"translateUrl":"","linkName":"mec-ex101_38.htm","type":"EX-10.1","id":"NTFILE5NX6L3MUCaWpFbu8","market":"us","size":68827},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/mec-8k_20220331.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220331.htm","type":"8-K","id":"NTFILExXDAwYNZGLjgKuXH","market":"us","size":48653},{"description":"EX-10.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/mec-ex102_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex102_6.htm","type":"EX-10.2","id":"NTFILEFjTT59ZAgdWep2mS","market":"us","size":67778},{"description":"EX-99","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/mec-ex99_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex99_7.htm","type":"EX-99","id":"NTFILE8GxuYR9pDdBTtvUB","market":"us","size":14590},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/gxin53gf04v5000001.jpg","primary":false,"translateUrl":"","linkName":"gxin53gf04v5000001.jpg","type":"GRAPHIC","id":"NTFILE2T5XR2aRNduNzUg5","market":"us","size":55778},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013079/gdatlsr0f3dh000001.jpg","primary":false,"translateUrl":"","linkName":"gdatlsr0f3dh000001.jpg","type":"GRAPHIC","id":"NTFILE6fnEgqLUadUB1XcB","market":"us","size":2801}],"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":"2022-04-01 00:00","pubTimestamp":1648742400,"title_zh":"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":"14514931","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022013166-MEC","pdf_url":"","pub_time":1648742400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/0001564590-22-013166-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/mec-ex10_7.htm","primary":true,"translateUrl":"","linkName":"mec-ex10_7.htm","type":"EX-10","id":"NTFILEDQtw2taUzDgjVdC6","market":"us","size":60144},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022013166/mec-8k_20220331.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220331.htm","type":"8-K","id":"NTFILEFc7dvDFgrgAeb5wY","market":"us","size":45323}],"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":"2022-04-01 00:00","pubTimestamp":1648742400,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14307004","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022008138-MEC","pdf_url":"","pub_time":1646150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MEC","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/0001564590-22-008138-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/mec-ex99_7.htm","primary":true,"translateUrl":"","linkName":"mec-ex99_7.htm","type":"EX-99","id":"NTFILEwPfRo5CWsJF2aEx3","market":"us","size":573047},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/mec-8k_20220301.htm","primary":false,"translateUrl":"","linkName":"mec-8k_20220301.htm","type":"8-K","id":"NTFILECSe7hhj2NgykRkXA","market":"us","size":42819},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008138/gf2hecpuahks000001.jpg","primary":false,"translateUrl":"","linkName":"gf2hecpuahks000001.jpg","type":"GRAPHIC","id":"NTFILEDDsjcek5LsjUi48u","market":"us","size":3315}],"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":"2022-03-02 00:00","pubTimestamp":1646150400,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14307003","market":"us","labels":[],"media":"sec.gov","original_id":"AN156459022008290-MEC","pdf_url":"","pub_time":1646150400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MEC","title":"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/1766368/000156459022008290/0001564590-22-008290-index.htm","us_notice_code":"Form 10-K","us_title_en":"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/1766368/000156459022008290/mec-10k_20211231.htm","primary":true,"translateUrl":"","linkName":"mec-10k_20211231.htm","type":"10-K","id":"NTFILEE2dy6xRSXK6hnFX3","market":"us","size":3344425},{"description":"EX-21","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex21_8.htm","primary":false,"translateUrl":"","linkName":"mec-ex21_8.htm","type":"EX-21","id":"NTFILE9YqfmAumdhpEwV5r","market":"us","size":9230},{"description":"EX-23","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex23_10.htm","primary":false,"translateUrl":"","linkName":"mec-ex23_10.htm","type":"EX-23","id":"NTFILEGNVrWvsE9cfWgcgk","market":"us","size":2843},{"description":"EX-31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex311_7.htm","primary":false,"translateUrl":"","linkName":"mec-ex311_7.htm","type":"EX-31.1","id":"NTFILE3dp9VWXQQVGGH3HS","market":"us","size":20483},{"description":"EX-31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex312_6.htm","primary":false,"translateUrl":"","linkName":"mec-ex312_6.htm","type":"EX-31.2","id":"NTFILEGNbWgiGED1CZy1Ab","market":"us","size":20439},{"description":"EX-32","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/mec-ex32_9.htm","primary":false,"translateUrl":"","linkName":"mec-ex32_9.htm","type":"EX-32","id":"NTFILEpHXp1B1a6zvHvUCk","market":"us","size":14540},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/gqmrc3204gxr000002.jpg","primary":false,"translateUrl":"","linkName":"gqmrc3204gxr000002.jpg","type":"GRAPHIC","id":"NTFILE8pKwwT3t4JNL7Z7q","market":"us","size":79222},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1766368/000156459022008290/gqmrc3204gxr000001.jpg","primary":false,"translateUrl":"","linkName":"gqmrc3204gxr000001.jpg","type":"GRAPHIC","id":"NTFILE2jcDoohMhQQLFhqc","market":"us","size":42548}],"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":"2022-03-02 00:00","pubTimestamp":1646150400,"title_zh":"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":"14261093","market":"us","labels":[],"media":"sec.gov","original_id":"AN113777422000028-MEC","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MEC","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1766368/000113777422000028/0001137774-22-000028-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1137774/000113777422000028/MAYVIL2.htm","primary":true,"translateUrl":"","linkName":"MAYVIL2.htm","type":"SC 13G/A","id":"NTFILEFEraQXpi3vn7Tfhw","market":"us","size":8250}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":9,"pageCount":4,"totalSize":172,"code":"91000000","status":"200"}]}}