US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

908 Devices Inc.

6.04

-0.2200-3.51%

Volume:161.71K

Turnover:993.46K

Market Cap:225.77M

PE:11.13

High:6.30

Open:6.20

Low:6.01

Close:6.26

52wk High:9.34

52wk Low:3.41

Shares:37.38M

Float Shares:22.97M

Volume Ratio:0.72

T/O Rate:0.70%

Dividend:- -

Dividend Rate:- -

EPS(TTM):0.5429

EPS(LYR):0.5429

ROE:-25.77%

ROA:-9.02%

PB:1.57

PE(LYR):11.13

Loading ...

Overview Company News Filings

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Major Issues Report

8-K - Current report

Public Prospectus

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

Correspondence

CORRESP [Cover] - Correspondence

Correspondence

CORRESP [Cover] - Correspondence

Major Issues Report

8-K - Current report

Quarterly Report

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

Beneficial Ownership Change

SC 13G - Statement of acquisition of beneficial ownership by individuals

Major Issues Report

8-K - Current report

Quarterly Report

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

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Quarterly Report

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

Major Issues Report

8-K - Current report

Annual Report

10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.be62fbe1.png","ogUrl":"https://www.itiger.com/stock/MASS/filings?page=5"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"MASS","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MASS\",,,,,undefined,":{"symbol":"MASS","market":"US","secType":"STK","nameCN":"908 Devices Inc.","latestPrice":6.04,"timestamp":1773340141502,"preClose":6.26,"halted":0,"volume":161706,"delay":0,"changeRate":-0.03514376996805108,"floatShares":22971900,"shares":37379953,"eps":0.542891,"marketStatus":"Trading","change":-0.22,"latestTime":"03-12 14:31:35 EDT","open":6.2,"high":6.295,"low":6.01,"amount":993456.5935056,"amplitude":0.045527,"askPrice":6.05,"askSize":336,"bidPrice":6.03,"bidSize":327,"shortable":3,"etf":0,"ttmEps":0.542891,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1773345600000},"marketStatusCode":2,"adr":0,"listingDate":1608267600000,"exchange":"NASDAQ","adjPreClose":6.26,"postHourTrading":{"tag":"盘后","latestPrice":6.11,"preClose":6.26,"latestTime":"18:13 EDT","volume":4825,"amount":30547.06,"timestamp":1773267228608,"change":-0.15,"changeRate":-0.023962,"amplitude":0.078275},"volumeRatio":0.722503,"impliedVol":0.9546,"impliedVolPercentile":0.2908},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MASS\",,,,,undefined,":{"symbol":"MASS","floatShares":22971900,"roa":"-9.02%","roe":"-25.77%","lyrEps":0.542891,"volumeRatio":0.722503,"shares":37379953,"dividePrice":0,"high":6.295,"amplitude":0.045527,"preClose":6.26,"low":6.01,"week52Low":3.41,"pbRate":"1.57","psRate":"4.02","week52High":9.34,"institutionHeld":0,"latestPrice":6.04,"committee":-0.013575,"eps":0.542891,"divideRate":0,"volume":161706,"delay":0,"ttmEps":0.542891,"open":6.2,"prevYearClose":5.25,"prevWeekClose":6.26,"prevMonthClose":6.9,"prevQuarterClose":5.25,"fiveDayClose":6.75,"twentyDayClose":6.6,"sixtyDayClose":5.98},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/MASS\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-03-03","symbol":"MASS","fiscalQuarterEnding":"2025/12","expectedEps":-0.06,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1772514000000,"reportTimeType":"pre","actualEps":-0.05},{"date":"2026-01-20","symbol":"MASS","type":"earning","reportTimeType":"pre","market":"US","fiscalQuarterEnding":null,"expectedEps":null,"defaultRemindTime":1768899600000,"name":null,"time":"Pre-Market","dateTimestamp":1768885200000,"actualEps":null},{"market":"US","date":"2025-11-10","symbol":"MASS","fiscalQuarterEnding":"2025/09","expectedEps":-0.13,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1762750800000,"reportTimeType":"pre","actualEps":-0.15},{"market":"US","date":"2025-08-05","symbol":"MASS","fiscalQuarterEnding":"2025/06","expectedEps":-0.16,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1754366400000,"reportTimeType":"pre","actualEps":-0.18},{"market":"US","date":"2025-05-13","symbol":"MASS","fiscalQuarterEnding":"2025/03","expectedEps":-0.27,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1747108800000,"reportTimeType":"pre","actualEps":-0.22}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"MASS\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"MASS\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.75,"buy":0.25,"hold":0,"sell":0,"strongSell":0,"meanLabel":"STRONG BUY","meanPercent":0.75,"analysts":4,"updateTime":1754452800000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/MASS\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"MASS","date":"2026-03-11","current":11.53086,"percent":0.997557,"low":-467.822171,"twenty":-33.489003,"median":-12.052044,"eighty":-5.24073,"high":12.53541,"avg":-24.309425,"sd":47.146882,"marketCap":233998505},"quantilePoints":[{"date":"2021-03-12","current":-461.531268,"twenty":-567.47348,"median":-490.605443,"eighty":-457.178643,"marketCap":1422439368},{"date":"2021-03-19","current":-435.942594,"twenty":-562.32174,"median":-487.162448,"eighty":-454.186213,"marketCap":1343575075},{"date":"2021-03-26","current":-365.892536,"twenty":-556.285873,"median":-481.424125,"eighty":-435.942594,"marketCap":1127680796},{"date":"2021-04-01","current":-110.967475,"twenty":-555.809805,"median":-475.898331,"eighty":-419.790275,"marketCap":1422492057},{"date":"2021-04-09","current":-108.582451,"twenty":-551.729219,"median":-468.502269,"eighty":-392.161308,"marketCap":1391918442},{"date":"2021-04-16","current":-111.116539,"twenty":-547.563621,"median":-467.822171,"eighty":-365.637499,"marketCap":1424402908},{"date":"2021-04-23","current":-111.734089,"twenty":-545.778365,"median":-466.079421,"eighty":-112.692358,"marketCap":1432319291},{"date":"2021-04-30","current":-112.850859,"twenty":-543.483035,"median":-461.531268,"eighty":-112.850859,"marketCap":1446635160},{"date":"2021-05-07","current":-107.484107,"twenty":-540.252571,"median":-456.728079,"eighty":-111.734089,"marketCap":1377838772},{"date":"2021-05-14","current":-63.046443,"twenty":-531.32629,"median":-452.179925,"eighty":-111.083238,"marketCap":1005464671},{"date":"2021-05-21","current":-65.357404,"twenty":-530.901228,"median":-435.942594,"eighty":-108.923169,"marketCap":1042319879},{"date":"2021-05-28","current":-72.119105,"twenty":-525.290423,"median":-426.761276,"eighty":-108.582451,"marketCap":1150155488},{"date":"2021-06-04","current":-73.248908,"twenty":-522.706052,"median":-416.559811,"eighty":-107.133074,"marketCap":1168173589},{"date":"2021-06-11","current":-69.84238,"twenty":-520.563744,"median":-395.434278,"eighty":-99.31046,"marketCap":1113846283},{"date":"2021-06-18","current":-68.472922,"twenty":-514.6809,"median":-382.469916,"eighty":-75.919353,"marketCap":1092006160},{"date":"2021-06-25","current":-67.753956,"twenty":-502.898208,"median":-364.744871,"eighty":-73.248908,"marketCap":1080540095},{"date":"2021-07-02","current":-59.280432,"twenty":-493.835907,"median":-339.538752,"eighty":-72.571027,"marketCap":945404333},{"date":"2021-07-09","current":-60.324644,"twenty":-491.251536,"median":-115.90788,"eighty":-69.520558,"marketCap":962057426},{"date":"2021-07-16","current":-55.274766,"twenty":-489.993355,"median":-112.957342,"eighty":-68.181912,"marketCap":881521972},{"date":"2021-07-23","current":-55.771195,"twenty":-488.973208,"median":-112.202576,"eighty":-67.671788,"marketCap":889439017},{"date":"2021-07-30","current":-53.49447,"twenty":-486.881908,"median":-111.589685,"eighty":-66.569374,"marketCap":853129812},{"date":"2021-08-06","current":-36.218412,"twenty":-484.790608,"median":-111.116539,"eighty":-65.282084,"marketCap":922374309},{"date":"2021-08-13","current":-35.078444,"twenty":-482.512281,"median":-110.748501,"eighty":-63.347723,"marketCap":893342744},{"date":"2021-08-20","current":-35.556145,"twenty":-479.689875,"median":-108.923169,"eighty":-61.858438,"marketCap":905508352},{"date":"2021-08-27","current":-38.216071,"twenty":-476.952482,"median":-108.667631,"eighty":-58.534077,"marketCap":973248672},{"date":"2021-09-03","current":-42.482808,"twenty":-475.235236,"median":-108.539861,"eighty":-56.520974,"marketCap":1081909674},{"date":"2021-09-10","current":-39.638316,"twenty":-472.276811,"median":-107.484107,"eighty":-54.928978,"marketCap":1009469006},{"date":"2021-09-17","current":-38.932622,"twenty":-468.502269,"median":-104.317239,"eighty":-53.905308,"marketCap":991497084},{"date":"2021-09-24","current":-39.497178,"twenty":-468.23023,"median":-94.642238,"eighty":-53.087057,"marketCap":1005874621},{"date":"2021-10-01","current":-37.97722,"twenty":-467.822171,"median":-83.889959,"eighty":-41.85094,"marketCap":967165867},{"date":"2021-10-08","current":-35.067588,"twenty":-467.720157,"median":-74.601248,"eighty":-40.026991,"marketCap":893066253},{"date":"2021-10-15","current":-34.78531,"twenty":-467.023057,"median":-73.248908,"eighty":-39.618774,"marketCap":885877484},{"date":"2021-10-22","current":-37.684086,"twenty":-466.104925,"median":-72.838071,"eighty":-39.128045,"marketCap":959700608},{"date":"2021-10-29","current":-35.718998,"twenty":-465.611854,"median":-71.751063,"eighty":-38.587375,"marketCap":909655719},{"date":"2021-11-05","current":-36.589126,"twenty":-463.673576,"median":-69.037824,"eighty":-37.872995,"marketCap":1058523420},{"date":"2021-11-12","current":-34.183904,"twenty":-460.341097,"median":-68.327417,"eighty":-37.064695,"marketCap":988940334},{"date":"2021-11-19","current":-27.776434,"twenty":-458.079773,"median":-68.044966,"eighty":-36.639658,"marketCap":803572240},{"date":"2021-11-26","current":-25.061041,"twenty":-457.110633,"median":-67.753956,"eighty":-36.587545,"marketCap":725015912},{"date":"2021-12-03","current":-24.867851,"twenty":-455.614419,"median":-67.146259,"eighty":-36.244468,"marketCap":719426924},{"date":"2021-12-10","current":-26.810484,"twenty":-453.404101,"median":-66.333143,"eighty":-35.888364,"marketCap":775627301},{"date":"2021-12-17","current":-28.087685,"twenty":-451.703857,"median":-65.5885,"eighty":-35.473634,"marketCap":812576720},{"date":"2021-12-23","current":-28.592125,"twenty":-449.799584,"median":-64.946566,"eighty":-35.317295,"marketCap":827170188},{"date":"2021-12-31","current":-27.765701,"twenty":-435.942594,"median":-63.525753,"eighty":-35.067588,"marketCap":803261740},{"date":"2022-01-07","current":-21.476292,"twenty":-435.942594,"median":-62.97797,"eighty":-34.81788,"marketCap":621309139},{"date":"2022-01-14","current":-18.943356,"twenty":-429.396654,"median":-60.410235,"eighty":-34.688344,"marketCap":548031299},{"date":"2022-01-21","current":-15.583996,"twenty":-427.288352,"median":-59.280432,"eighty":-34.312697,"marketCap":450845012},{"date":"2022-01-28","current":-15.455203,"twenty":-421.184475,"median":-57.774028,"eighty":-33.571515,"marketCap":447119020},{"date":"2022-02-04","current":-16.346024,"twenty":-417.205904,"median":-57.020826,"eighty":-32.853039,"marketCap":472890464},{"date":"2022-02-11","current":-16.056239,"twenty":-403.433926,"median":-55.189175,"eighty":-29.905818,"marketCap":464506982},{"date":"2022-02-18","current":-14.156537,"twenty":-398.996289,"median":-54.607155,"eighty":-28.291607,"marketCap":409548603},{"date":"2022-02-25","current":-17.333439,"twenty":-394.779684,"median":-54.3675,"eighty":-27.948159,"marketCap":501456401},{"date":"2022-03-04","current":-17.011456,"twenty":-388.386766,"median":-53.503029,"eighty":-27.561779,"marketCap":492141422},{"date":"2022-03-11","current":-26.177046,"twenty":-383.830112,"median":-53.066515,"eighty":-26.706761,"marketCap":580318931},{"date":"2022-03-18","current":-27.839528,"twenty":-372.523488,"median":-42.450238,"eighty":-26.634466,"marketCap":617174493},{"date":"2022-03-25","current":-27.064642,"twenty":-365.739514,"median":-41.017135,"eighty":-26.634466,"marketCap":599996053},{"date":"2022-04-01","current":-29.037078,"twenty":-364.566345,"median":-40.029162,"eighty":-26.673105,"marketCap":643722991},{"date":"2022-04-08","current":-26.782866,"twenty":-357.017261,"median":-39.898881,"eighty":-26.706761,"marketCap":593749348},{"date":"2022-04-14","current":-26.825132,"twenty":-347.291865,"median":-39.605746,"eighty":-26.698404,"marketCap":594686354},{"date":"2022-04-22","current":-25.878602,"twenty":-250.665623,"median":-39.296326,"eighty":-26.698404,"marketCap":573702737},{"date":"2022-04-29","current":-25.128293,"twenty":-116.77671,"median":-39.073761,"eighty":-26.523322,"marketCap":557069124},{"date":"2022-05-06","current":-24.363826,"twenty":-115.669378,"median":-38.786055,"eighty":-26.296091,"marketCap":540121668},{"date":"2022-05-13","current":-20.343526,"twenty":-114.412504,"median":-38.216071,"eighty":-25.990286,"marketCap":518536140},{"date":"2022-05-20","current":-17.681987,"twenty":-112.978639,"median":-37.760084,"eighty":-25.846336,"marketCap":450696161},{"date":"2022-05-27","current":-18.926503,"twenty":-112.787459,"median":-37.389574,"eighty":-25.696421,"marketCap":482417633},{"date":"2022-06-03","current":-17.546445,"twenty":-112.594402,"median":-36.815539,"eighty":-25.117423,"marketCap":447241347},{"date":"2022-06-10","current":-17.410904,"twenty":-112.117397,"median":-36.647258,"eighty":-25.046411,"marketCap":443786533},{"date":"2022-06-17","current":-17.423226,"twenty":-111.768161,"median":-36.587545,"eighty":-24.464631,"marketCap":444100607},{"date":"2022-06-24","current":-23.510265,"twenty":-111.734089,"median":-36.544118,"eighty":-23.852389,"marketCap":599253153},{"date":"2022-07-01","current":-26.418244,"twenty":-111.445281,"median":-36.283553,"eighty":-23.904567,"marketCap":673374613},{"date":"2022-07-08","current":-25.654283,"twenty":-111.403754,"median":-36.022989,"eighty":-24.013001,"marketCap":653902026},{"date":"2022-07-15","current":-21.871447,"twenty":-111.171906,"median":-35.88185,"eighty":-23.791357,"marketCap":557481314},{"date":"2022-07-22","current":-25.95001,"twenty":-111.089898,"median":-35.523574,"eighty":-23.791357,"marketCap":661439801},{"date":"2022-07-29","current":-27.72437,"twenty":-110.990628,"median":-35.422209,"eighty":-23.894131,"marketCap":706666455},{"date":"2022-08-05","current":-30.792533,"twenty":-110.617116,"median":-35.311867,"eighty":-24.013001,"marketCap":784870876},{"date":"2022-08-12","current":-23.302645,"twenty":-110.096234,"median":-35.078444,"eighty":-23.737928,"marketCap":609690416},{"date":"2022-08-19","current":-23.266424,"twenty":-109.136117,"median":-34.964448,"eighty":-23.494108,"marketCap":608742710},{"date":"2022-08-26","current":-24.775662,"twenty":-108.889097,"median":-34.81788,"eighty":-23.494108,"marketCap":648230432},{"date":"2022-09-02","current":-21.177637,"twenty":-108.710221,"median":-34.74731,"eighty":-23.341282,"marketCap":554091704},{"date":"2022-09-09","current":-23.80975,"twenty":-108.667631,"median":-34.671686,"eighty":-23.331623,"marketCap":622958290},{"date":"2022-09-16","current":-20.26002,"twenty":-108.616523,"median":-34.344895,"eighty":-23.213298,"marketCap":530083170},{"date":"2022-09-23","current":-18.328195,"twenty":-108.556897,"median":-33.824479,"eighty":-22.397587,"marketCap":479538886},{"date":"2022-09-30","current":-19.861581,"twenty":-108.284323,"median":-33.406491,"eighty":-22.068336,"marketCap":519658411},{"date":"2022-10-07","current":-18.485156,"twenty":-107.73605,"median":-32.896281,"eighty":-21.806827,"marketCap":483645609},{"date":"2022-10-14","current":-16.577478,"twenty":-106.431007,"median":-32.770124,"eighty":-21.64636,"marketCap":433733130},{"date":"2022-10-21","current":-18.690412,"twenty":-105.504243,"median":-30.502967,"eighty":-20.919305,"marketCap":489015939},{"date":"2022-10-28","current":-19.463142,"twenty":-104.109797,"median":-29.597305,"eighty":-20.498059,"marketCap":509233653},{"date":"2022-11-04","current":-16.758586,"twenty":-101.598522,"median":-29.086389,"eighty":-20.324612,"marketCap":438471656},{"date":"2022-11-11","current":-19.330329,"twenty":-96.976349,"median":-28.914109,"eighty":-20.041224,"marketCap":505758733},{"date":"2022-11-18","current":-11.526296,"twenty":-94.092784,"median":-28.504647,"eighty":-19.762139,"marketCap":313941711},{"date":"2022-11-25","current":-12.469356,"twenty":-92.911642,"median":-28.259409,"eighty":-19.48246,"marketCap":339627851},{"date":"2022-12-02","current":-12.073504,"twenty":-85.449843,"median":-28.087685,"eighty":-19.31584,"marketCap":328846015},{"date":"2022-12-09","current":-9.66346,"twenty":-75.74817,"median":-27.937426,"eighty":-18.963282,"marketCap":263203657},{"date":"2022-12-16","current":-9.884672,"twenty":-74.981273,"median":-27.839528,"eighty":-18.87052,"marketCap":269228801},{"date":"2022-12-23","current":-8.51083,"twenty":-74.36844,"median":-27.807981,"eighty":-18.661434,"marketCap":231809486},{"date":"2022-12-30","current":-8.871755,"twenty":-73.865165,"median":-27.745036,"eighty":-18.567258,"marketCap":241639984},{"date":"2023-01-06","current":-8.51083,"twenty":-73.248908,"median":-27.561779,"eighty":-18.340269,"marketCap":231809486},{"date":"2023-01-13","current":-10.280524,"twenty":-73.248908,"median":-27.430952,"eighty":-18.039323,"marketCap":280010637},{"date":"2023-01-20","current":-10.688019,"twenty":-73.029795,"median":-27.360508,"eighty":-17.878526,"marketCap":291109587},{"date":"2023-01-27","current":-11.014016,"twenty":-72.86546,"median":-27.247797,"eighty":-17.68083,"marketCap":299988746},{"date":"2023-02-03","current":-12.155003,"twenty":-72.71482,"median":-27.108272,"eighty":-17.543981,"marketCap":331065804},{"date":"2023-02-10","current":-11.817364,"twenty":-72.232085,"median":-26.944887,"eighty":-17.433084,"marketCap":321869532},{"date":"2023-02-17","current":-12.283073,"twenty":-71.530238,"median":-26.824868,"eighty":-17.38281,"marketCap":334554046},{"date":"2023-02-24","current":-11.153728,"twenty":-70.458636,"median":-26.811043,"eighty":-17.324995,"marketCap":303794100},{"date":"2023-03-03","current":-11.1188,"twenty":-69.359646,"median":-26.782866,"eighty":-17.112713,"marketCap":302842762},{"date":"2023-03-10","current":-7.577526,"twenty":-69.027553,"median":-26.768777,"eighty":-16.992137,"marketCap":254324497},{"date":"2023-03-17","current":-7.180304,"twenty":-68.692035,"median":-26.670958,"eighty":-16.708314,"marketCap":240992537},{"date":"2023-03-24","current":-7.53359,"twenty":-68.298316,"median":-26.543355,"eighty":-16.614343,"marketCap":252849883},{"date":"2023-03-31","current":-8.211518,"twenty":-68.181912,"median":-26.437802,"eighty":-16.560679,"marketCap":275603168},{"date":"2023-04-06","current":-7.657718,"twenty":-68.127134,"median":-26.365126,"eighty":-16.362888,"marketCap":257015977},{"date":"2023-04-14","current":-8.412031,"twenty":-68.038119,"median":-26.177046,"eighty":-16.129222,"marketCap":282333012},{"date":"2023-04-21","current":-7.543138,"twenty":-67.918291,"median":-26.054066,"eighty":-15.5196,"marketCap":253170352},{"date":"2023-04-27","current":-6.636052,"twenty":-67.712872,"median":-25.965832,"eighty":-14.697469,"marketCap":222725816},{"date":"2023-05-05","current":-6.724255,"twenty":-67.54169,"median":-25.93523,"eighty":-14.465193,"marketCap":225686170},{"date":"2023-05-12","current":-6.599205,"twenty":-67.367084,"median":-25.865018,"eighty":-12.539212,"marketCap":242058851},{"date":"2023-05-19","current":-6.970657,"twenty":-66.767946,"median":-25.758672,"eighty":-12.236502,"marketCap":255683710},{"date":"2023-05-26","current":-8.180658,"twenty":-66.648118,"median":-25.699641,"eighty":-12.134046,"marketCap":300066543},{"date":"2023-06-02","current":-7.672107,"twenty":-66.333143,"median":-25.648122,"eighty":-12.061861,"marketCap":281412888},{"date":"2023-06-09","current":-8.049136,"twenty":-66.278365,"median":-25.416742,"eighty":-11.80805,"marketCap":295242322},{"date":"2023-06-16","current":-7.61073,"twenty":-65.908611,"median":-25.173728,"eighty":-11.719565,"marketCap":279161585},{"date":"2023-06-23","current":-6.567324,"twenty":-65.542281,"median":-25.114705,"eighty":-11.540267,"marketCap":240889432},{"date":"2023-06-30","current":-5.936019,"twenty":-65.282084,"median":-25.093239,"eighty":-11.228242,"marketCap":217733172},{"date":"2023-07-07","current":-5.900946,"twenty":-65.080088,"median":-25.061041,"eighty":-11.153728,"marketCap":216446713},{"date":"2023-07-14","current":-7.014498,"twenty":-64.641862,"median":-24.923019,"eighty":-10.951145,"marketCap":257291784},{"date":"2023-07-21","current":-6.541019,"twenty":-64.155704,"median":-24.867851,"eighty":-10.841704,"marketCap":239924588},{"date":"2023-07-28","current":-5.769425,"twenty":-63.436738,"median":-24.539623,"eighty":-10.613506,"marketCap":211622492},{"date":"2023-08-04","current":-5.532685,"twenty":-63.073832,"median":-24.331212,"eighty":-10.47845,"marketCap":202938894},{"date":"2023-08-11","current":-6.231884,"twenty":-63.019054,"median":-24.079209,"eighty":-10.315453,"marketCap":236362885},{"date":"2023-08-18","current":-6.146632,"twenty":-62.892379,"median":-24.040109,"eighty":-10.140811,"marketCap":233129466},{"date":"2023-08-25","current":-6.001705,"twenty":-62.341172,"median":-23.882193,"eighty":-9.724002,"marketCap":227632655},{"date":"2023-09-01","current":-6.129582,"twenty":-60.393117,"median":-23.80975,"eighty":-9.561004,"marketCap":232482782},{"date":"2023-09-08","current":-5.780051,"twenty":-60.324644,"median":-23.592419,"eighty":-9.15118,"marketCap":219225767},{"date":"2023-09-15","current":-5.626598,"twenty":-59.280432,"median":-23.538087,"eighty":-8.720768,"marketCap":213405614},{"date":"2023-09-22","current":-5.115089,"twenty":-59.040777,"median":-23.429479,"eighty":-8.536159,"marketCap":194005104},{"date":"2023-09-29","current":-5.473145,"twenty":-57.774028,"median":-23.326793,"eighty":-8.503458,"marketCap":207585461},{"date":"2023-10-06","current":-5.311168,"twenty":-57.774028,"median":-23.242276,"eighty":-8.268807,"marketCap":201441966},{"date":"2023-10-13","current":-4.722932,"twenty":-57.551491,"median":-22.846466,"eighty":-8.240163,"marketCap":179131379},{"date":"2023-10-20","current":-4.757033,"twenty":-57.126959,"median":-22.37356,"eighty":-8.211518,"marketCap":180424746},{"date":"2023-10-27","current":-4.467178,"twenty":-56.7709,"median":-22.176111,"eighty":-8.2088,"marketCap":169431124},{"date":"2023-11-03","current":-5.370844,"twenty":-55.671909,"median":-22.095255,"eighty":-8.104577,"marketCap":203705359},{"date":"2023-11-10","current":-4.139173,"twenty":-55.24053,"median":-21.900153,"eighty":-8.014064,"marketCap":160438504},{"date":"2023-11-17","current":-5.120713,"twenty":-55.045382,"median":-21.765345,"eighty":-7.970741,"marketCap":198483962},{"date":"2023-11-24","current":-5.872531,"twenty":-54.812574,"median":-21.684742,"eighty":-7.86778,"marketCap":227625164},{"date":"2023-12-01","current":-6.649409,"twenty":-54.607155,"median":-21.55065,"eighty":-7.70718,"marketCap":257737739},{"date":"2023-12-08","current":-6.073015,"twenty":-54.453091,"median":-21.177637,"eighty":-7.637035,"marketCap":235396151},{"date":"2023-12-15","current":-6.482338,"twenty":-54.3675,"median":-20.613245,"eighty":-7.53359,"marketCap":251261916},{"date":"2023-12-22","current":-7.618418,"twenty":-53.59718,"median":-20.456678,"eighty":-7.509822,"marketCap":295297510},{"date":"2023-12-29","current":-10.366729,"twenty":-53.545825,"median":-20.39887,"eighty":-7.512625,"marketCap":401824792},{"date":"2024-01-05","current":-7.363636,"twenty":-53.508165,"median":-20.343526,"eighty":-7.510756,"marketCap":285421881},{"date":"2024-01-12","current":-6.507399,"twenty":-53.41915,"median":-20.272094,"eighty":-7.377982,"marketCap":252233290},{"date":"2024-01-19","current":-6.382096,"twenty":-53.117869,"median":-20.033419,"eighty":-7.247142,"marketCap":247376423},{"date":"2024-01-26","current":-6.223379,"twenty":-53.066515,"median":-19.861581,"eighty":-7.181092,"marketCap":241224391},{"date":"2024-02-02","current":-6.022894,"twenty":-52.090775,"median":-19.635014,"eighty":-7.033671,"marketCap":233453404},{"date":"2024-02-09","current":-5.96442,"twenty":-42.482808,"median":-19.463142,"eighty":-6.925075,"marketCap":231186866},{"date":"2024-02-16","current":-6.448924,"twenty":-42.417667,"median":-19.360514,"eighty":-6.781646,"marketCap":249966752},{"date":"2024-02-23","current":-5.939359,"twenty":-41.662031,"median":-19.221664,"eighty":-6.753208,"marketCap":230215493},{"date":"2024-03-01","current":-6.139844,"twenty":-41.108332,"median":-18.99226,"eighty":-6.6609,"marketCap":237986480},{"date":"2024-03-08","current":-6.17355,"twenty":-40.287556,"median":-18.93493,"eighty":-6.635684,"marketCap":224711044},{"date":"2024-03-15","current":-6.057763,"twenty":-40.053047,"median":-18.864893,"eighty":-6.615787,"marketCap":220496524},{"date":"2024-03-22","current":-6.220509,"twenty":-40.022649,"median":-18.708523,"eighty":-6.537163,"marketCap":226420311},{"date":"2024-03-28","current":-6.283799,"twenty":-39.959679,"median":-18.624124,"eighty":-6.482338,"marketCap":228724006},{"date":"2024-04-05","current":-5.876934,"twenty":-39.907566,"median":-18.557599,"eighty":-6.482338,"marketCap":213914538},{"date":"2024-04-12","current":-5.813644,"twenty":-39.742542,"median":-18.411591,"eighty":-6.442241,"marketCap":211610843},{"date":"2024-04-19","current":-5.063205,"twenty":-39.618774,"median":-18.122938,"eighty":-6.40941,"marketCap":184295602},{"date":"2024-04-26","current":-5.027039,"twenty":-39.540605,"median":-17.965391,"eighty":-6.387108,"marketCap":182979205},{"date":"2024-05-03","current":-5.376471,"twenty":-39.438551,"median":-17.880811,"eighty":-6.353057,"marketCap":187015174},{"date":"2024-05-10","current":-5.710518,"twenty":-39.275698,"median":-17.834852,"eighty":-6.311216,"marketCap":198634665},{"date":"2024-05-17","current":-6.820897,"twenty":-39.128045,"median":-17.676204,"eighty":-6.311216,"marketCap":237258072},{"date":"2024-05-24","current":-6.51356,"twenty":-39.078104,"median":-17.595733,"eighty":-6.317654,"marketCap":226567665},{"date":"2024-05-31","current":-6.107082,"twenty":-39.047705,"median":-17.520646,"eighty":-6.311118,"marketCap":212428739},{"date":"2024-06-07","current":-6.196309,"twenty":-38.978221,"median":-17.435548,"eighty":-6.293141,"marketCap":215532406},{"date":"2024-06-14","current":-5.888972,"twenty":-38.873995,"median":-17.410904,"eighty":-6.276177,"marketCap":204841998},{"date":"2024-06-21","current":-5.244556,"twenty":-38.639487,"median":-17.387103,"eighty":-6.249115,"marketCap":182426628},{"date":"2024-06-28","current":-5.105758,"twenty":-38.526576,"median":-17.365638,"eighty":-6.246903,"marketCap":177598702},{"date":"2024-07-05","current":-4.838078,"twenty":-38.328982,"median":-17.333439,"eighty":-6.22508,"marketCap":168287702},{"date":"2024-07-12","current":-5.294126,"twenty":-38.168301,"median":-17.271728,"eighty":-6.196604,"marketCap":184150887},{"date":"2024-07-15","current":-5.274298,"twenty":-38.120531,"median":-17.241543,"eighty":-6.196309,"marketCap":183461184},{"date":"2024-08-02","current":-5.03636,"twenty":-38.07276,"median":-17.196843,"eighty":-6.194322,"marketCap":175184739},{"date":"2024-08-09","current":-4.032722,"twenty":-37.872995,"median":-17.053568,"eighty":-6.173433,"marketCap":153182958},{"date":"2024-08-16","current":-3.97798,"twenty":-37.751398,"median":-16.989991,"eighty":-6.156992,"marketCap":151103552},{"date":"2024-08-23","current":-3.686018,"twenty":-37.697114,"median":-16.758586,"eighty":-6.146632,"marketCap":140013383},{"date":"2024-08-30","current":-3.613027,"twenty":-37.507379,"median":-16.686691,"eighty":-6.135739,"marketCap":137240840},{"date":"2024-09-06","current":-3.311942,"twenty":-37.172988,"median":-16.635809,"eighty":-6.111381,"marketCap":125804104},{"date":"2024-09-13","current":-3.165961,"twenty":-36.835081,"median":-16.597656,"eighty":-6.087449,"marketCap":120259019},{"date":"2024-09-20","current":-3.503542,"twenty":-36.772111,"median":-16.560679,"eighty":-6.07115,"marketCap":133082027},{"date":"2024-09-27","current":-3.321065,"twenty":-36.698284,"median":-16.388183,"eighty":-6.057763,"marketCap":126150671},{"date":"2024-10-04","current":-3.175085,"twenty":-36.654857,"median":-16.335291,"eighty":-6.040255,"marketCap":120605587},{"date":"2024-10-11","current":-3.029104,"twenty":-36.601206,"median":-16.056239,"eighty":-6.019892,"marketCap":115060502},{"date":"2024-10-18","current":-3.129466,"twenty":-36.588494,"median":-15.551798,"eighty":-5.984127,"marketCap":118872748},{"date":"2024-10-25","current":-3.01998,"twenty":-36.587545,"median":-15.455203,"eighty":-5.974115,"marketCap":114713935},{"date":"2024-10-31","current":-2.965237,"twenty":-36.57886,"median":-14.693176,"eighty":-5.968301,"marketCap":112634528},{"date":"2024-11-08","current":-3.321065,"twenty":-36.507205,"median":-14.498952,"eighty":-5.956514,"marketCap":126150671},{"date":"2024-11-15","current":-1.376968,"twenty":-36.35738,"median":-14.156537,"eighty":-5.936687,"marketCap":82878349},{"date":"2024-11-22","current":-1.585249,"twenty":-36.322638,"median":-12.643997,"eighty":-5.903616,"marketCap":95414570},{"date":"2024-11-29","current":-1.585249,"twenty":-36.218412,"median":-12.434427,"eighty":-5.872531,"marketCap":95414570},{"date":"2024-12-06","current":-1.353826,"twenty":-36.022989,"median":-12.224859,"eighty":-5.84747,"marketCap":81485436},{"date":"2024-12-13","current":-1.226543,"twenty":-36.022989,"median":-12.149182,"eighty":-5.804603,"marketCap":73824412},{"date":"2024-12-20","current":-1.122403,"twenty":-35.914421,"median":-12.120074,"eighty":-5.788576,"marketCap":67556301},{"date":"2024-12-27","current":-1.174473,"twenty":-35.888364,"median":-12.061861,"eighty":-5.758449,"marketCap":70690357},{"date":"2025-01-03","current":-1.267042,"twenty":-35.784139,"median":-11.980362,"eighty":-5.717507,"marketCap":76262010},{"date":"2025-01-10","current":-1.168687,"twenty":-35.653857,"median":-11.770793,"eighty":-5.692095,"marketCap":70342128},{"date":"2025-01-17","current":-1.677819,"twenty":-35.530089,"median":-11.747508,"eighty":-5.651034,"marketCap":100986224},{"date":"2025-01-24","current":-1.608392,"twenty":-35.486661,"median":-11.63108,"eighty":-5.629502,"marketCap":96807484},{"date":"2025-01-31","current":-1.486894,"twenty":-35.459875,"median":-11.526296,"eighty":-5.597784,"marketCap":89494688},{"date":"2025-02-07","current":-1.475323,"twenty":-35.403398,"median":-11.235228,"eighty":-5.525974,"marketCap":88798231},{"date":"2025-02-14","current":-1.481109,"twenty":-35.325981,"median":-11.153728,"eighty":-5.476147,"marketCap":89146460},{"date":"2025-02-21","current":-1.573678,"twenty":-35.317295,"median":-11.1188,"eighty":-5.46462,"marketCap":94718113},{"date":"2025-02-28","current":-1.197615,"twenty":-35.306438,"median":-10.961624,"eighty":-5.421995,"marketCap":72083270},{"date":"2025-03-07","current":-1.451635,"twenty":-35.23044,"median":-10.885946,"eighty":-5.385954,"marketCap":104816736},{"date":"2025-03-14","current":-2.113752,"twenty":-35.078444,"median":-10.839375,"eighty":-5.316717,"marketCap":152625569},{"date":"2025-03-21","current":-2.035465,"twenty":-35.067588,"median":-10.688019,"eighty":-5.260017,"marketCap":146972770},{"date":"2025-03-28","current":-1.962071,"twenty":-35.067588,"median":-10.577414,"eighty":-5.244556,"marketCap":141673271},{"date":"2025-04-04","current":-1.829961,"twenty":-34.861308,"median":-10.47845,"eighty":-5.214944,"marketCap":132134173},{"date":"2025-04-11","current":-1.854426,"twenty":-34.81788,"median":-10.387662,"eighty":-5.14919,"marketCap":133900673},{"date":"2025-04-17","current":-2.216504,"twenty":-34.81788,"median":-10.332916,"eighty":-5.119588,"marketCap":160044868},{"date":"2025-04-25","current":-2.55901,"twenty":-34.791824,"median":-10.280524,"eighty":-5.087869,"marketCap":184775863},{"date":"2025-05-02","current":-2.622618,"twenty":-34.759253,"median":-9.995278,"eighty":-5.055163,"marketCap":189368762},{"date":"2025-05-09","current":-2.865872,"twenty":-34.744053,"median":-9.779887,"eighty":-5.034496,"marketCap":206933169},{"date":"2025-05-16","current":-9.165013,"twenty":-34.699052,"median":-9.622711,"eighty":-5.027039,"marketCap":162092416},{"date":"2025-05-23","current":-9.611097,"twenty":-34.661691,"median":-9.611097,"eighty":-5.034496,"marketCap":169981869},{"date":"2025-05-30","current":-11.861797,"twenty":-34.642,"median":-9.671927,"eighty":-5.041617,"marketCap":209787750},{"date":"2025-06-06","current":-13.554892,"twenty":-34.460263,"median":-9.756322,"eighty":-5.050547,"marketCap":239731814},{"date":"2025-06-13","current":-14.578859,"twenty":-34.2483,"median":-9.884672,"eighty":-5.054164,"marketCap":257841697},{"date":"2025-06-20","current":-16.160432,"twenty":-34.116132,"median":-10.105883,"eighty":-5.054664,"marketCap":285813397},{"date":"2025-06-27","current":-13.666413,"twenty":-33.862478,"median":-10.280524,"eighty":-5.05853,"marketCap":241704177},{"date":"2025-07-03","current":-13.483924,"twenty":-33.630142,"median":-10.332916,"eighty":-5.063352,"marketCap":238476674},{"date":"2025-07-11","current":-14.639689,"twenty":-33.571515,"median":-10.408594,"eighty":-5.067408,"marketCap":258917531},{"date":"2025-07-18","current":-13.747519,"twenty":-33.349464,"median":-10.47845,"eighty":-5.082933,"marketCap":243138624},{"date":"2025-07-25","current":-14.964114,"twenty":-33.082844,"median":-10.583235,"eighty":-5.092763,"marketCap":264655316},{"date":"2025-08-01","current":-13.281158,"twenty":-32.915786,"median":-10.711305,"eighty":-5.105758,"marketCap":234890558},{"date":"2025-08-08","current":-12.560734,"twenty":-32.853039,"median":-10.839375,"eighty":-5.107624,"marketCap":231670181},{"date":"2025-08-15","current":-13.83246,"twenty":-32.802111,"median":-10.891768,"eighty":-5.116214,"marketCap":255125884},{"date":"2025-08-22","current":-11.778134,"twenty":-32.728031,"median":-10.979088,"eighty":-5.121869,"marketCap":217235901},{"date":"2025-08-29","current":-12.247694,"twenty":-32.206233,"median":-11.074629,"eighty":-5.129515,"marketCap":225896469},{"date":"2025-09-05","current":-10.760754,"twenty":-30.792533,"median":-11.074629,"eighty":-5.141597,"marketCap":198471339},{"date":"2025-09-12","current":-11.191184,"twenty":-30.213402,"median":-11.054229,"eighty":-5.14919,"marketCap":206410192},{"date":"2025-09-19","current":-13.343334,"twenty":-30.137646,"median":-11.135427,"eighty":-5.14919,"marketCap":246104460},{"date":"2025-09-26","current":-16.082435,"twenty":-29.597305,"median":-11.153728,"eighty":-5.157715,"marketCap":296624437},{"date":"2025-10-03","current":-17.119381,"twenty":-29.220233,"median":-11.200299,"eighty":-5.200341,"marketCap":315749857},{"date":"2025-10-10","current":-17.217206,"twenty":-29.1357,"median":-11.514653,"eighty":-5.214944,"marketCap":317554142},{"date":"2025-10-17","current":-16.982426,"twenty":-29.037078,"median":-11.537938,"eighty":-5.217391,"marketCap":313223858},{"date":"2025-10-24","current":-16.434605,"twenty":-28.978505,"median":-11.621614,"eighty":-5.234992,"marketCap":303119863},{"date":"2025-10-31","current":-14.9281,"twenty":-28.914109,"median":-11.717869,"eighty":-5.234992,"marketCap":275333875},{"date":"2025-11-07","current":-15.260705,"twenty":-28.857988,"median":-11.75915,"eighty":-5.244556,"marketCap":281468444},{"date":"2025-11-14","current":-50.90322,"twenty":-29.1357,"median":-11.778134,"eighty":-5.251492,"marketCap":210281202},{"date":"2025-11-21","current":-49.939476,"twenty":-30.213402,"median":-11.861797,"eighty":-5.251492,"marketCap":206299974},{"date":"2025-11-28","current":-55.634328,"twenty":-32.778121,"median":-12.050218,"eighty":-5.258312,"marketCap":229825410},{"date":"2025-12-05","current":-58.262722,"twenty":-33.178385,"median":-12.063212,"eighty":-5.260017,"marketCap":240683303},{"date":"2025-12-12","current":-56.072394,"twenty":-34.04836,"median":-12.08484,"eighty":-5.271442,"marketCap":231635059},{"date":"2025-12-19","current":-47.573922,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":196527870},{"date":"2025-12-26","current":-47.749148,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":197251730},{"date":"2026-01-02","current":-45.996885,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":190013134},{"date":"2026-01-09","current":-47.486308,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":196165940},{"date":"2026-01-16","current":-48.36244,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":199785238},{"date":"2026-01-23","current":-61.329181,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":253350846},{"date":"2026-01-30","current":-55.634328,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":229825410},{"date":"2026-02-06","current":-54.320131,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":224396463},{"date":"2026-02-13","current":-56.160007,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":231996988},{"date":"2026-02-20","current":-61.241568,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":252988916},{"date":"2026-02-27","current":-60.978728,"twenty":-34.642,"median":-12.130304,"eighty":-5.286195,"marketCap":251903126},{"date":"2026-03-06","current":12.53541,"twenty":-34.082246,"median":-12.073504,"eighty":-5.256607,"marketCap":244302601},{"date":"2026-03-11","current":12.006696,"twenty":-33.489003,"median":-12.052044,"eighty":-5.24073,"marketCap":233998505}],"updateTime":1773310440491},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"MASS\",pageSize:20,pageCount:5,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"14156208","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922019104-MASS","pdf_url":"","pub_time":1644422400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MASS","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/1555279/000110465922019104/0001104659-22-019104-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":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922019104/tm225659d51_sc13ga.htm","primary":true,"translateUrl":"","linkName":"tm225659d51_sc13ga.htm","type":"SC 13G/A","id":"NTFILE3yYsogaMDPKvDBsY","market":"us","size":43142}],"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":"2022-02-10 00:00","pubTimestamp":1644422400,"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":"14156209","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922016105-MASS","pdf_url":"","pub_time":1644336000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MASS","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/1555279/000110465922016105/0001104659-22-016105-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":"SC 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922016105/tm225659d17_sc13ga.htm","primary":true,"translateUrl":"","linkName":"tm225659d17_sc13ga.htm","type":"SC 13G/A","id":"NTFILE7KFHi7V6PvE4K7QG","market":"us","size":43254}],"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":"2022-02-09 00:00","pubTimestamp":1644336000,"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":"14156210","market":"us","labels":[],"media":"sec.gov","original_id":"AN107261322000060-MASS","pdf_url":"","pub_time":1644249600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MASS","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/1555279/000107261322000060/0001072613-22-000060-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":"ARCH VENTURE FUND VII, L.P. - 908 DEVICES INC. -- SCH 13G/A(#1)","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1402439/000107261322000060/arch-sch13g_18587.htm","primary":true,"translateUrl":"","linkName":"arch-sch13g_18587.htm","type":"SC 13G/A","id":"NTFILEBiMNy8ZzYfa1X4We","market":"us","size":217430}],"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":"2022-02-08 00:00","pubTimestamp":1644249600,"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":"13911909","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922002487-MASS","pdf_url":"","pub_time":1641744000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922002487/0001104659-22-002487-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922002487/tm222361d1_ex99-1.htm","primary":true,"translateUrl":"","linkName":"tm222361d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEG5akSKfHCRvxvrg3","market":"us","size":7582},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922002487/tm222361d1_8k.htm","primary":false,"translateUrl":"","linkName":"tm222361d1_8k.htm","type":"8-K","id":"NTFILE4T4gzJ8EsEiVVWCY","market":"us","size":30526},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465922002487/tm222361d1_ex99-1img001.jpg","primary":false,"translateUrl":"","linkName":"tm222361d1_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILECCXc3irUhXwuCq94","market":"us","size":7801}],"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":"2022-01-10 00:00","pubTimestamp":1641744000,"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":"13835166","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921135625-MASS","pdf_url":"","pub_time":1636300800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-1  - General form for registration of securities under the Securities Act of 1933","symbol":"MASS","title":"S-1  - General form for registration of securities under the Securities Act of 1933","titleType":"Public Prospectus","type":"usProspectusesRegistrations","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/0001104659-21-135625-index.htm","us_notice_code":"Form S-1","us_title_en":"S-1  - General form for registration of securities under the Securities Act of 1933","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538-2_s1.htm","primary":true,"translateUrl":"","linkName":"tm2112538-2_s1.htm","type":"S-1","id":"NTFILEGpQmyaPuwFDtZYrZ","market":"us","size":2227472},{"description":"EXHIBIT 1.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d3_ex1-1.htm","primary":false,"translateUrl":"","linkName":"tm2112538d3_ex1-1.htm","type":"EX-1.1","id":"NTFILECvZHVPvHpswFeZgK","market":"us","size":265226},{"description":"EXHIBIT 5.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d3_ex5-1.htm","primary":false,"translateUrl":"","linkName":"tm2112538d3_ex5-1.htm","type":"EX-5.1","id":"NTFILEGxu9q7xJdHkGks6v","market":"us","size":7192},{"description":"EXHIBT 23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d3_ex23-1.htm","primary":false,"translateUrl":"","linkName":"tm2112538d3_ex23-1.htm","type":"EX-23.1","id":"NTFILE7HqXEs3qVKHNx4Ym","market":"us","size":1852},{"description":"GRAPHIC","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/lg_908devices-4clr.jpg","primary":false,"translateUrl":"","linkName":"lg_908devices-4clr.jpg","type":"GRAPHIC","id":"NTFILEGjgqJimSXsm2JDSv","market":"us","size":192121},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1_ph-overview4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1_ph-overview4c.jpg","type":"GRAPHIC","id":"NTFILEDbjZHHzijGdnZbqY","market":"us","size":808738},{"description":"GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mxrebel4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mxrebel4c.jpg","type":"GRAPHIC","id":"NTFILE9hntqHqPY72SvyMk","market":"us","size":156360},{"description":"GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mainlab4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mainlab4c.jpg","type":"GRAPHIC","id":"NTFILECq11JtRcq9e1B4HG","market":"us","size":282667},{"description":"GRAPHIC","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_conlab4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_conlab4clr.jpg","type":"GRAPHIC","id":"NTFILEG8THgWYXuPAAVTHy","market":"us","size":354858},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mass4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mass4clr.jpg","type":"GRAPHIC","id":"NTFILEMRipn7P8eiqJzWWQ","market":"us","size":147775},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_pump4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_pump4clr.jpg","type":"GRAPHIC","id":"NTFILEEV3gSqBTCkLsJPGR","market":"us","size":148073},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_integ4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_integ4clr.jpg","type":"GRAPHIC","id":"NTFILEHPTKL7TAit1xnYpS","market":"us","size":160355},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_prep4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_prep4clr.jpg","type":"GRAPHIC","id":"NTFILEGjYGeRgfdiAy8LQV","market":"us","size":162457},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-lc_saprat4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-lc_saprat4clr.jpg","type":"GRAPHIC","id":"NTFILEDTAFBJGpjXpyoKL7","market":"us","size":85257},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-lc_char4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-lc_char4clr.jpg","type":"GRAPHIC","id":"NTFILE6aiNheZt9AZoHvTj","market":"us","size":81269},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mx9084clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mx9084clr.jpg","type":"GRAPHIC","id":"NTFILEFr7MsEWWwSTW72SH","market":"us","size":46518},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_labor4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_labor4clr.jpg","type":"GRAPHIC","id":"NTFILEHhHN9QoJ4ADjxDoL","market":"us","size":65631},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_cems4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_cems4c.jpg","type":"GRAPHIC","id":"NTFILEBArhEabb2rhot2pu","market":"us","size":95052},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mx4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mx4c.jpg","type":"GRAPHIC","id":"NTFILE7FZ5dgGw4tTuqyvp","market":"us","size":138252},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_mission4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_mission4clr.jpg","type":"GRAPHIC","id":"NTFILEGdWEpuV8fhjGYo7Z","market":"us","size":135792},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_rebel14clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_rebel14clr.jpg","type":"GRAPHIC","id":"NTFILE7qy6EBTZPr5QuKkx","market":"us","size":335134},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_sartori4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_sartori4c.jpg","type":"GRAPHIC","id":"NTFILEEBDkUHktwpxCxgMZ","market":"us","size":161764},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_hblc4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_hblc4clr.jpg","type":"GRAPHIC","id":"NTFILE3aQVXQ5E9mQqdemy","market":"us","size":46536},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_rebel4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_rebel4clr.jpg","type":"GRAPHIC","id":"NTFILEAhGXMJ4rrQuukD6J","market":"us","size":114773},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_ebel4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_ebel4clr.jpg","type":"GRAPHIC","id":"NTFILEDkarhxKMjpuPjb6p","market":"us","size":164759},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-ph_zip4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-ph_zip4c.jpg","type":"GRAPHIC","id":"NTFILEJ75BGCY6yPMJyFbj","market":"us","size":130474},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-bc_address4clr.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-bc_address4clr.jpg","type":"GRAPHIC","id":"NTFILEBxXcX8BiAxMtheQr","market":"us","size":80113},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d1-lc_deaths4c.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d1-lc_deaths4c.jpg","type":"GRAPHIC","id":"NTFILECqu8ai2oDCzBxV5S","market":"us","size":97756},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135625/tm2112538d3_ex5-1img001.jpg","primary":false,"translateUrl":"","linkName":"tm2112538d3_ex5-1img001.jpg","type":"GRAPHIC","id":"NTFILEEGepT667LvXe1TRE","market":"us","size":3142}],"type_name":"Recruitment Registration","type_name_en":"Recruitment Registration","titleTypeEn":"Public Prospectus","us_type":"招股注册","us_type_zh":"招股注册","earn_infos":[],"event_type":"important_notice","event_name":"Public Prospectus","pubTime":"2021-11-08 00:00","pubTimestamp":1636300800,"title_zh":"S-1  - General form for registration of securities under the Securities Act of 1933","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13835165","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921135700-MASS","pdf_url":"","pub_time":1636300800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"MASS","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135700/0001104659-21-135700-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135700/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEDNum7a2LUaM5RGVX","market":"us","size":7941}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2021-11-08 00:00","pubTimestamp":1636300800,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13835164","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921135702-MASS","pdf_url":"","pub_time":1636300800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"CORRESP [Cover] - Correspondence","symbol":"MASS","title":"CORRESP [Cover] - Correspondence","titleType":"Correspondence","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135702/0001104659-21-135702-index.htm","us_notice_code":"Form CORRESP","us_title_en":"CORRESP [Cover] - Correspondence","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921135702/filename1.htm","primary":true,"translateUrl":"","linkName":"filename1.htm","type":"CORRESP","id":"NTFILEHoqmkKbNtkN1WLo8","market":"us","size":8476}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Correspondence","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Correspondence","pubTime":"2021-11-08 00:00","pubTimestamp":1636300800,"title_zh":"CORRESP [Cover] - Correspondence","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13835170","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921134026-MASS","pdf_url":"","pub_time":1635955200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921134026/0001104659-21-134026-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921134026/tm2131861d1_ex99-1.htm","primary":true,"translateUrl":"","linkName":"tm2131861d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEFDDrJsGd75awx5qr","market":"us","size":82737},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921134026/tm2131861d1_8k.htm","primary":false,"translateUrl":"","linkName":"tm2131861d1_8k.htm","type":"8-K","id":"NTFILEJ9RP5VhJfx3K7tWz","market":"us","size":29905},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921134026/tm2131861d1_ex99-1img001.jpg","primary":false,"translateUrl":"","linkName":"tm2131861d1_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILE4xaFbKWz24GtyvXH","market":"us","size":3333}],"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":"2021-11-04 00:00","pubTimestamp":1635955200,"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":"13835169","market":"us","labels":[],"media":"sec.gov","original_id":"AN155837021014475-MASS","pdf_url":"","pub_time":1635955200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MASS","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1555279/000155837021014475/0001558370-21-014475-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/1555279/000155837021014475/mass-20210930x10q.htm","primary":true,"translateUrl":"","linkName":"mass-20210930x10q.htm","type":"10-Q","id":"NTFILEH1anYnuQfuJQ47GK","market":"us","size":2002393},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000155837021014475/mass-20210930xex31d1.htm","primary":false,"translateUrl":"","linkName":"mass-20210930xex31d1.htm","type":"EX-31.1","id":"NTFILEE7zwhMvmh4edqeXG","market":"us","size":8003},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000155837021014475/mass-20210930xex31d2.htm","primary":false,"translateUrl":"","linkName":"mass-20210930xex31d2.htm","type":"EX-31.2","id":"NTFILEa4i9JDgQ2yeqxctu","market":"us","size":8089},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000155837021014475/mass-20210930xex32d1.htm","primary":false,"translateUrl":"","linkName":"mass-20210930xex32d1.htm","type":"EX-32.1","id":"NTFILECr6VEL6LDgVGMy6j","market":"us","size":4937},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000155837021014475/mass-20210930xex32d2.htm","primary":false,"translateUrl":"","linkName":"mass-20210930xex32d2.htm","type":"EX-32.2","id":"NTFILEDArtEJu8TnWcxNvx","market":"us","size":5022}],"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":"2021-11-04 00:00","pubTimestamp":1635955200,"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":"13835181","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921114591-MASS","pdf_url":"","pub_time":1631203200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"MASS","title":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921114591/0001104659-21-114591-index.htm","us_notice_code":"Form SC 13G","us_title_en":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921114591/tm2127276d3_sc13g.htm","primary":true,"translateUrl":"","linkName":"tm2127276d3_sc13g.htm","type":"SC 13G","id":"NTFILEGxje8DXBfqxcrhMJ","market":"us","size":45998}],"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":"2021-09-10 00:00","pubTimestamp":1631203200,"title_zh":"SC 13G  - 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":"13835190","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921099784-MASS","pdf_url":"","pub_time":1628006400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099784/0001104659-21-099784-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099784/tm2123905d1_ex99-1.htm","primary":true,"translateUrl":"","linkName":"tm2123905d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEF8UFTRgvjLL11AMR","market":"us","size":84747},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099784/tm2123905d1_8k.htm","primary":false,"translateUrl":"","linkName":"tm2123905d1_8k.htm","type":"8-K","id":"NTFILE5eDBhMzM86jCpewY","market":"us","size":28582},{"description":"GRAPHIC","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099784/tm2123905d1_ex99-1img0001.jpg","primary":false,"translateUrl":"","linkName":"tm2123905d1_ex99-1img0001.jpg","type":"GRAPHIC","id":"NTFILEGTjUN7knqLvK6tUX","market":"us","size":15132}],"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":"2021-08-04 00:00","pubTimestamp":1628006400,"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":"13835189","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921099830-MASS","pdf_url":"","pub_time":1628006400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MASS","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099830/0001104659-21-099830-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/1555279/000110465921099830/mass-20210630x10q.htm","primary":true,"translateUrl":"","linkName":"mass-20210630x10q.htm","type":"10-Q","id":"NTFILEekZXwburN6U3GC1s","market":"us","size":1730803},{"description":"EX-31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099830/mass-20210630xex31d1.htm","primary":false,"translateUrl":"","linkName":"mass-20210630xex31d1.htm","type":"EX-31.1","id":"NTFILEDZbfkenuHaCYJpHA","market":"us","size":8000},{"description":"EX-31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099830/mass-20210630xex31d2.htm","primary":false,"translateUrl":"","linkName":"mass-20210630xex31d2.htm","type":"EX-31.2","id":"NTFILEG3oYTMV5MTtBggs8","market":"us","size":8086},{"description":"EX-32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099830/mass-20210630xex32d1.htm","primary":false,"translateUrl":"","linkName":"mass-20210630xex32d1.htm","type":"EX-32.1","id":"NTFILE6cxCsfVCdd3o37xZ","market":"us","size":4929},{"description":"EX-32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921099830/mass-20210630xex32d2.htm","primary":false,"translateUrl":"","linkName":"mass-20210630xex32d2.htm","type":"EX-32.2","id":"NTFILEHDRAXkF2enHj3KK7","market":"us","size":5014}],"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":"2021-08-04 00:00","pubTimestamp":1628006400,"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":"12945078","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921084617-MASS","pdf_url":null,"pub_time":1624377600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921084617/0001104659-21-084617-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":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921084617/tm2120453d1_8k.htm","primary":true,"translateUrl":null,"linkName":"tm2120453d1_8k.htm","type":"8-K","id":"NTFILEHxZEmkruAtPmLikX","market":"us","size":33501}],"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":"2021-06-23 00:00","pubTimestamp":1624377600,"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":false,"id":"12870170","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921077971-MASS","pdf_url":null,"pub_time":1623081600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921077971/0001104659-21-077971-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":[],"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":"2021-06-08 00:00","pubTimestamp":1623081600,"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":"12870171","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921065579-MASS","pdf_url":null,"pub_time":1620835200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MASS","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/0001104659-21-065579-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/mass-20210331x10q.htm","primary":true,"translateUrl":null,"linkName":"mass-20210331x10q.htm","type":"10-Q","id":"NTFILEFJYV5pZqNBWKgf5K","market":"us","size":1152494},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/mass-20210331xex31d1.htm","primary":false,"translateUrl":null,"linkName":"mass-20210331xex31d1.htm","type":"EX-31.1","id":"NTFILE7gtUcRL9FT6VZ1C1","market":"us","size":8849},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/mass-20210331xex31d2.htm","primary":false,"translateUrl":null,"linkName":"mass-20210331xex31d2.htm","type":"EX-31.2","id":"NTFILE7ebJsmL8y5PjgRTF","market":"us","size":8939},{"description":"EXHIBIT 32.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/mass-20210331xex32d1.htm","primary":false,"translateUrl":null,"linkName":"mass-20210331xex32d1.htm","type":"EX-32.1","id":"NTFILEKZq8nYc3iShpUE7h","market":"us","size":5015},{"description":"EXHIBIT 32.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/mass-20210331xex32d2.htm","primary":false,"translateUrl":null,"linkName":"mass-20210331xex32d2.htm","type":"EX-32.2","id":"NTFILE8XMfBYYgpvCYBRoL","market":"us","size":5232}],"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":[{"id":97706,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97707,"name":"CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97708,"name":"CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97709,"name":"CONDENSED CONSOLIDATED STATEMENTS OF REDEEMABLE CONVERTIBLE PREFERRED STOCK","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97710,"name":"CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R6.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97711,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R7.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":97712,"name":"CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065579/R8.htm","cdn_url":"","translation_url":"","translate_status":0}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-05-13 00:00","pubTimestamp":1620835200,"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":"12732923","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921065486-MASS","pdf_url":null,"pub_time":1620835200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065486/0001104659-21-065486-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065486/tm2116099d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2116099d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEFBbcaxqGoSizmbAZ","market":"us","size":58494},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065486/tm2116099d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2116099d1_8k.htm","type":"8-K","id":"NTFILEF8aohoYdS8reW2WP","market":"us","size":27634},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921065486/tm2116099d1_ex99-1img001.jpg","primary":false,"translateUrl":null,"linkName":"tm2116099d1_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILE14fL53VkmB75drmY","market":"us","size":4348}],"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":"2021-05-13 00:00","pubTimestamp":1620835200,"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":"12441635","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921044397-MASS","pdf_url":null,"pub_time":1617120000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MASS","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/1555279/000110465921044397/0001104659-21-044397-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":"FORM 10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10k.htm","primary":true,"translateUrl":null,"linkName":"tm2110439d1_10k.htm","type":"10-K","id":"NTFILEDLdV7itX76kuwGWu","market":"us","size":1221699},{"description":"EXHIBIT 4.6","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex4-6.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex4-6.htm","type":"EX-4.6","id":"NTFILE3Qw1AN5SyMMdH5iE","market":"us","size":33209},{"description":"EXHIBIT 10.5","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex10-5.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex10-5.htm","type":"EX-10.5","id":"NTFILE7jRbAJ3Arx4CpBS6","market":"us","size":15705},{"description":"EXHIBIT 21.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex21-1.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex21-1.htm","type":"EX-21.1","id":"NTFILEFTMGCfmRu4HjCQMU","market":"us","size":1891},{"description":"EXHIBIT 23.1","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex23-1.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex23-1.htm","type":"EX-23.1","id":"NTFILE26dcfnE7K7oW9p8z","market":"us","size":1938},{"description":"EXHIBIT 31.1","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex31-1.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex31-1.htm","type":"EX-31.1","id":"NTFILE5raknvTzLqmPYPEQ","market":"us","size":9204},{"description":"EXHIBIT 31.2","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex31-2.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex31-2.htm","type":"EX-31.2","id":"NTFILE56A6LiVcTaVrrQw9","market":"us","size":9231},{"description":"EXHIBIT 32.1","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex32-1.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex32-1.htm","type":"EX-32.1","id":"NTFILEEsp7FXR5kfVs8BGT","market":"us","size":4242},{"description":"EXHIBIT 32.2","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_ex32-2.htm","primary":false,"translateUrl":null,"linkName":"tm2110439d1_ex32-2.htm","type":"EX-32.2","id":"NTFILEEt8ysKQ6zZohM2ve","market":"us","size":4184},{"description":"GRAPHIC","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg001.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg001.jpg","type":"GRAPHIC","id":"NTFILEHQCTorCZbGjnZ5h7","market":"us","size":229807},{"description":"GRAPHIC","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg002.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg002.jpg","type":"GRAPHIC","id":"NTFILE8LxGmqhQZr25WkW7","market":"us","size":331958},{"description":"GRAPHIC","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg003.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg003.jpg","type":"GRAPHIC","id":"NTFILE5R9e4vJrYDSUJ98h","market":"us","size":186343},{"description":"GRAPHIC","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg004.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg004.jpg","type":"GRAPHIC","id":"NTFILE8DsVZUEEfY2xS2A2","market":"us","size":45998},{"description":"GRAPHIC","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10ksp2img001.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10ksp2img001.jpg","type":"GRAPHIC","id":"NTFILE3mmBqA5mMtTuNkzP","market":"us","size":19556},{"description":"GRAPHIC","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10ksp2img002.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10ksp2img002.jpg","type":"GRAPHIC","id":"NTFILEDCw8QBsqzB5vw3Z7","market":"us","size":13735},{"description":"GRAPHIC","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10ksp2img003.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10ksp2img003.jpg","type":"GRAPHIC","id":"NTFILECNQmPzKeTyLrDDwd","market":"us","size":18438},{"description":"GRAPHIC","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg006.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg006.jpg","type":"GRAPHIC","id":"NTFILEEAohb2hP4HSyF47u","market":"us","size":44797},{"description":"GRAPHIC","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg005.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg005.jpg","type":"GRAPHIC","id":"NTFILEGk1Yjy6p85LnQ2to","market":"us","size":60379},{"description":"GRAPHIC","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg007.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg007.jpg","type":"GRAPHIC","id":"NTFILE4zeoMdxooSet6gL4","market":"us","size":189626},{"description":"GRAPHIC","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg008.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg008.jpg","type":"GRAPHIC","id":"NTFILEBhcaJpEuCPJUkrMf","market":"us","size":180569},{"description":"GRAPHIC","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg009.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg009.jpg","type":"GRAPHIC","id":"NTFILEBAxfeidwX9SfeSTG","market":"us","size":140161},{"description":"GRAPHIC","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg010.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg010.jpg","type":"GRAPHIC","id":"NTFILE4Qz4H1QGVc29xrm4","market":"us","size":42383},{"description":"GRAPHIC","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10ksp2img004.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10ksp2img004.jpg","type":"GRAPHIC","id":"NTFILE3DwgofuppVhiNox7","market":"us","size":27524},{"description":"GRAPHIC","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg011.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg011.jpg","type":"GRAPHIC","id":"NTFILEFb2CEnLt28gJd8Hb","market":"us","size":34304},{"description":"GRAPHIC","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg012.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg012.jpg","type":"GRAPHIC","id":"NTFILE5miNPaP6bXWNkeW8","market":"us","size":69788},{"description":"GRAPHIC","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg013.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg013.jpg","type":"GRAPHIC","id":"NTFILEGWZABT43VoERwUqm","market":"us","size":150515},{"description":"GRAPHIC","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg014.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg014.jpg","type":"GRAPHIC","id":"NTFILEER95wbmWUqkoj5ne","market":"us","size":170858},{"description":"GRAPHIC","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10kimg015.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10kimg015.jpg","type":"GRAPHIC","id":"NTFILEAfvvgf7rY3SRhZmg","market":"us","size":29531},{"description":"GRAPHIC","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921044397/tm2110439d1_10ks3img001.jpg","primary":false,"translateUrl":null,"linkName":"tm2110439d1_10ks3img001.jpg","type":"GRAPHIC","id":"NTFILEGmPdKXdmcMBx4tUL","market":"us","size":73703}],"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":"2021-03-31 00:00","pubTimestamp":1617120000,"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":"12410068","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921043617-MASS","pdf_url":null,"pub_time":1617033600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921043617/0001104659-21-043617-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921043617/tm2111129d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm2111129d1_ex99-1.htm","type":"EX-99.1","id":"NTFILEGVsET9ekVWfu99i2","market":"us","size":85295},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921043617/tm2111129d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm2111129d1_8k.htm","type":"8-K","id":"NTFILE6fBxuDCJ7ANVC7x2","market":"us","size":19821},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921043617/tm2111129d1_ex99-1img001.jpg","primary":false,"translateUrl":null,"linkName":"tm2111129d1_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILECWTWDjLqpbJA5ba5","market":"us","size":3703}],"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":"2021-03-30 00:00","pubTimestamp":1617033600,"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":"12195323","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921036265-MASS","pdf_url":null,"pub_time":1615737600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921036265/0001104659-21-036265-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":"EXHIBIT 10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921036265/tm219505d1_ex10-1.htm","primary":true,"translateUrl":null,"linkName":"tm219505d1_ex10-1.htm","type":"EX-10.1","id":"NTFILEFFeQYot1cWmBtaHM","market":"us","size":201249},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921036265/tm219505d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm219505d1_8k.htm","type":"8-K","id":"NTFILEFcV1SsBc3yWo2Ubk","market":"us","size":22909}],"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":"2021-03-15 00:00","pubTimestamp":1615737600,"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":"11944370","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465921026762-MASS","pdf_url":null,"pub_time":1614009600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MASS","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921026762/0001104659-21-026762-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":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921026762/tm217595d1_ex99-1.htm","primary":true,"translateUrl":null,"linkName":"tm217595d1_ex99-1.htm","type":"EX-99.1","id":"NTFILE5JA5q1NoSJ36KnPe","market":"us","size":12177},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921026762/tm217595d1_8k.htm","primary":false,"translateUrl":null,"linkName":"tm217595d1_8k.htm","type":"8-K","id":"NTFILE3VKZ76oL7ZCU5WaV","market":"us","size":27201},{"description":"GRAPHIC","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921026762/tm217595d_ex99-1img001.jpg","primary":false,"translateUrl":null,"linkName":"tm217595d_ex99-1img001.jpg","type":"GRAPHIC","id":"NTFILE2hXaadRVPmjgWeFG","market":"us","size":3514},{"description":"GRAPHIC","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1555279/000110465921026762/tm217595d_ex99-1img002.jpg","primary":false,"translateUrl":null,"linkName":"tm217595d_ex99-1img002.jpg","type":"GRAPHIC","id":"NTFILE5ctjySDdDsJn6CJB","market":"us","size":3988}],"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":"2021-02-23 00:00","pubTimestamp":1614009600,"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}],"pageSize":20,"totalPage":6,"pageCount":5,"totalSize":110,"code":"91000000","status":"200"}]}}