US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

Duolingo, Inc.

148.36

+1.380.94%

Pre-market: 158.109.74+6.57%07:50 EDT

Volume:842.33K

Turnover:124.95M

Market Cap:6.91B

PE:17.69

High:149.62

Open:144.69

Low:144.46

Close:146.98

52wk High:353.00

52wk Low:87.89

Shares:46.59M

Float Shares:39.08M

Volume Ratio:0.99

T/O Rate:2.16%

Dividend:- -

Dividend Rate:- -

EPS(TTM):8.39

EPS(LYR):8.57

ROE:34.42%

ROA:5.64%

PB:4.90

PE(LYR):17.31

Loading ...

Overview Company News Filings

Employee Stock Ownership

S-8 - Securities to be offered to employees in employee benefit plans

Major Issues Report

8-K - Current report

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

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

Beneficial Ownership Change

SC 13G - 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

Beneficial Ownership Change

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

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

Statement Of Changes In Beneficial Ownership

4 - Statement of changes in beneficial ownership of securities

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://sg.tigeractivity.com/stock/DUOL/filings?page=12"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"DUOL","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"DUOL\",,,,,undefined,":{"symbol":"DUOL","market":"US","secType":"STK","nameCN":"Duolingo, Inc.","latestPrice":148.36,"timestamp":1788206400000,"preClose":146.98,"halted":0,"volume":842334,"hourTrading":{"tag":"盘前","latestPrice":158.1,"preClose":148.36,"latestTime":"07:50 EDT","volume":17104,"amount":2674071.34448,"timestamp":1788263416309,"change":9.74,"changeRate":0.065651,"amplitude":0.032691},"delay":0,"changeRate":0.00938903252143165,"floatShares":39079194,"shares":46593117,"eps":8.386723,"marketStatus":"Pre-Mkt","change":1.38,"latestTime":"09-01 07:50:24 EDT","open":144.69,"high":149.615,"low":144.46,"amount":124946299.84896,"amplitude":0.035073,"askPrice":158.39,"askSize":5,"bidPrice":157.25,"bidSize":5,"shortable":3,"etf":0,"ttmEps":8.386723,"tradingStatus":1,"nextMarketStatus":{"tag":"Open","tradingStatus":2,"beginTime":1788269400000},"marketStatusCode":1,"adr":0,"listingDate":1627444800000,"exchange":"NASDAQ","adjPreClose":148.36,"preHourTrading":{"tag":"盘前","latestPrice":158.1,"preClose":148.36,"latestTime":"07:50 EDT","volume":17104,"amount":2674071.34448,"timestamp":1788263416309,"change":9.74,"changeRate":0.065651,"amplitude":0.032691},"postHourTrading":{"tag":"盘后","latestPrice":154,"preClose":148.36,"latestTime":"19:59 EDT","volume":94155,"amount":14088548.6852,"timestamp":1788220793441,"change":5.64,"changeRate":0.038016,"amplitude":0.047183},"volumeRatio":0.9880850409186385,"impliedVol":0.5518,"impliedVolPercentile":0.0598},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"DUOL\",,,,,undefined,":{"symbol":"DUOL","floatShares":39079194,"roa":"5.64%","roe":"34.42%","lyrEps":8.57,"volumeRatio":0.9880850409186385,"shares":46593117,"dividePrice":0,"high":149.615,"amplitude":0.035073,"preClose":146.98,"low":144.46,"week52Low":87.89,"pbRate":"4.90","psRate":"6.04","week52High":353,"institutionHeld":0,"latestPrice":148.36,"eps":8.386723,"divideRate":0,"volume":842334,"delay":0,"ttmEps":8.386723,"open":144.69,"prevYearClose":175.5,"prevWeekClose":146.98,"prevMonthClose":148.36,"prevQuarterClose":115.02,"fiveDayClose":146.84,"twentyDayClose":135.8,"sixtyDayClose":109.15},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/DUOL\",params:#limit:5,,,undefined,":[{"market":"US","date":"2026-08-05","symbol":"DUOL","fiscalQuarterEnding":"2026/06","expectedEps":0.61,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1785902400000,"reportTimeType":"post","actualEps":0.66},{"market":"US","date":"2026-05-04","symbol":"DUOL","fiscalQuarterEnding":"2026/03","expectedEps":0.79,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1777867200000,"reportTimeType":"post","actualEps":0.89},{"market":"US","date":"2026-02-26","symbol":"DUOL","fiscalQuarterEnding":"2025/12","expectedEps":0.79,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1772082000000,"reportTimeType":"post","actualEps":0.94},{"market":"US","date":"2025-11-05","symbol":"DUOL","fiscalQuarterEnding":"2025/09","expectedEps":0.72,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762318800000,"reportTimeType":"post","actualEps":0.95},{"market":"US","date":"2025-08-06","symbol":"DUOL","fiscalQuarterEnding":"2025/06","expectedEps":0.55,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1754452800000,"reportTimeType":"post","actualEps":0.91}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"DUOL\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"DUOL\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.04,"buy":0.2,"hold":0.68,"sell":0.08,"strongSell":0,"meanLabel":"HOLD","meanPercent":0.68,"analysts":25,"updateTime":1787284800000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/DUOL\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"DUOL","date":"2026-08-28","current":17.689865,"percent":0.607401,"low":-1015.446148,"twenty":-98.618784,"median":10.487887,"eighty":168.88726,"high":856.7349,"avg":-15.992783,"sd":268.662306,"marketCap":6683886389},"quantilePoints":[{"date":"2021-09-03","current":-224.062242,"twenty":-190.041178,"median":-183.63595,"eighty":-173.321887,"marketCap":6101438923},{"date":"2021-09-10","current":-238.229308,"twenty":-196.323867,"median":-184.997991,"eighty":-174.182079,"marketCap":6487222286},{"date":"2021-09-17","current":-254.182716,"twenty":-218.843375,"median":-187.744537,"eighty":-174.871882,"marketCap":6921649527},{"date":"2021-09-24","current":-273.956147,"twenty":-228.003187,"median":-189.347943,"eighty":-176.094839,"marketCap":7460099828},{"date":"2021-10-01","current":-220.654452,"twenty":-234.343327,"median":-190.312568,"eighty":-177.556891,"marketCap":6008641372},{"date":"2021-10-08","current":-228.81666,"twenty":-232.545993,"median":-194.748746,"eighty":-179.629048,"marketCap":6230906472},{"date":"2021-10-15","current":-215.322908,"twenty":-233.79918,"median":-199.039714,"eighty":-181.686498,"marketCap":5863458108},{"date":"2021-10-22","current":-244.948702,"twenty":-235.159548,"median":-212.155587,"eighty":-182.396108,"marketCap":6670198101},{"date":"2021-10-29","current":-238.669023,"twenty":-239.548453,"median":-216.202338,"eighty":-183.021126,"marketCap":6499196164},{"date":"2021-11-05","current":-211.241804,"twenty":-239.411042,"median":-217.122991,"eighty":-183.679922,"marketCap":5752325558},{"date":"2021-11-12","current":-109.551299,"twenty":-238.405194,"median":-215.542765,"eighty":-183.679922,"marketCap":5808957651},{"date":"2021-11-19","current":-96.081761,"twenty":-237.784097,"median":-212.354832,"eighty":-179.629048,"marketCap":5094735403},{"date":"2021-11-26","current":-86.626231,"twenty":-236.882681,"median":-208.589773,"eighty":-174.825163,"marketCap":4593355882},{"date":"2021-12-03","current":-77.071763,"twenty":-235.431622,"median":-203.450605,"eighty":-167.179619,"marketCap":4086730237},{"date":"2021-12-10","current":-67.623299,"twenty":-234.071254,"median":-198.57738,"eighty":-119.937694,"marketCap":3585725439},{"date":"2021-12-17","current":-73.877518,"twenty":-232.908757,"median":-194.367743,"eighty":-96.921311,"marketCap":3917355391},{"date":"2021-12-23","current":-77.001094,"twenty":-232.326135,"median":-190.312568,"eighty":-94.374395,"marketCap":4082983006},{"date":"2021-12-31","current":-74.987023,"twenty":-231.990852,"median":-189.347943,"eighty":-79.388297,"marketCap":3976186920},{"date":"2022-01-07","current":-72.216793,"twenty":-231.092185,"median":-187.744537,"eighty":-77.56786,"marketCap":3829295461},{"date":"2022-01-14","current":-65.460824,"twenty":-228.772689,"median":-184.997991,"eighty":-76.466835,"marketCap":3471060167},{"date":"2022-01-21","current":-60.570519,"twenty":-228.596803,"median":-183.63595,"eighty":-74.810351,"marketCap":3211751775},{"date":"2022-01-28","current":-64.89547,"twenty":-228.43191,"median":-182.347258,"eighty":-73.714979,"marketCap":3441082319},{"date":"2022-02-04","current":-64.648128,"twenty":-227.67615,"median":-177.438718,"eighty":-72.732678,"marketCap":3427967010},{"date":"2022-02-11","current":-66.428991,"twenty":-226.728014,"median":-174.731723,"eighty":-71.870514,"marketCap":3522397234},{"date":"2022-02-18","current":-64.308917,"twenty":-224.501957,"median":-171.79113,"eighty":-71.35463,"marketCap":3409980301},{"date":"2022-02-25","current":-62.160575,"twenty":-224.150185,"median":-164.961806,"eighty":-70.508013,"marketCap":3296064475},{"date":"2022-03-04","current":-47.967689,"twenty":-221.33601,"median":-135.517287,"eighty":-68.510903,"marketCap":2884536955},{"date":"2022-03-11","current":-49.265154,"twenty":-220.335658,"median":-99.558684,"eighty":-66.564676,"marketCap":2962560049},{"date":"2022-03-18","current":-56.960024,"twenty":-220.036102,"median":-96.081761,"eighty":-65.670004,"marketCap":3425291071},{"date":"2022-03-25","current":-59.766918,"twenty":-218.464121,"median":-94.770849,"eighty":-64.846002,"marketCap":3594083606},{"date":"2022-04-01","current":-61.436923,"twenty":-217.952953,"median":-84.668696,"eighty":-63.493395,"marketCap":3694509371},{"date":"2022-04-08","current":-60.736806,"twenty":-217.392316,"median":-78.02933,"eighty":-62.193133,"marketCap":3652407800},{"date":"2022-04-14","current":-57.692258,"twenty":-217.095509,"median":-77.792588,"eighty":-61.912232,"marketCap":3469323907},{"date":"2022-04-22","current":-55.924655,"twenty":-216.515635,"median":-77.071763,"eighty":-61.274439,"marketCap":3363029140},{"date":"2022-04-29","current":-56.23029,"twenty":-215.806594,"median":-76.566479,"eighty":-60.882962,"marketCap":3381408485},{"date":"2022-05-06","current":-52.41961,"twenty":-215.410851,"median":-74.987023,"eighty":-60.434133,"marketCap":3152253243},{"date":"2022-05-13","current":-59.770375,"twenty":-214.20988,"median":-74.237931,"eighty":-59.896664,"marketCap":3515514120},{"date":"2022-05-20","current":-50.908353,"twenty":-212.132227,"median":-73.714979,"eighty":-59.7548,"marketCap":2994276591},{"date":"2022-05-27","current":-55.782132,"twenty":-209.889681,"median":-72.79628,"eighty":-59.146929,"marketCap":3280937651},{"date":"2022-06-03","current":-59.484073,"twenty":-208.669471,"median":-72.541872,"eighty":-58.74215,"marketCap":3498674740},{"date":"2022-06-10","current":-62.167315,"twenty":-207.839509,"median":-72.216793,"eighty":-58.876048,"marketCap":3656494969},{"date":"2022-06-17","current":-63.05951,"twenty":-205.767353,"median":-71.81398,"eighty":-58.74215,"marketCap":3708971174},{"date":"2022-06-24","current":-67.733544,"twenty":-203.085092,"median":-71.556037,"eighty":-58.871866,"marketCap":3983883830},{"date":"2022-07-01","current":-63.292545,"twenty":-201.106375,"median":-70.676206,"eighty":-58.871866,"marketCap":3722677645},{"date":"2022-07-08","current":-73.299772,"twenty":-199.039714,"median":-70.676206,"eighty":-58.888594,"marketCap":4311272691},{"date":"2022-07-15","current":-66.18219,"twenty":-198.115045,"median":-69.870578,"eighty":-59.319152,"marketCap":3892637891},{"date":"2022-07-22","current":-63.552214,"twenty":-195.129749,"median":-68.6056,"eighty":-59.394378,"marketCap":3737950571},{"date":"2022-07-29","current":-61.088692,"twenty":-194.367743,"median":-67.678421,"eighty":-59.484073,"marketCap":3593053587},{"date":"2022-08-05","current":-55.441958,"twenty":-192.008759,"median":-67.248753,"eighty":-59.394378,"marketCap":4085296125},{"date":"2022-08-12","current":-58.317065,"twenty":-190.312568,"median":-66.530215,"eighty":-58.65846,"marketCap":4297151250},{"date":"2022-08-19","current":-51.477592,"twenty":-189.97333,"median":-66.301786,"eighty":-58.159098,"marketCap":3793177832},{"date":"2022-08-26","current":-50.170481,"twenty":-189.783357,"median":-66.124916,"eighty":-57.570219,"marketCap":3696862031},{"date":"2022-09-02","current":-49.939181,"twenty":-188.91253,"median":-66.035711,"eighty":-56.66101,"marketCap":3679818494},{"date":"2022-09-09","current":-53.548529,"twenty":-188.686464,"median":-65.915864,"eighty":-56.256301,"marketCap":3945776940},{"date":"2022-09-16","current":-53.419432,"twenty":-187.921619,"median":-65.591562,"eighty":-56.05922,"marketCap":3936264268},{"date":"2022-09-23","current":-47.986583,"twenty":-187.627839,"median":-64.923738,"eighty":-55.656958,"marketCap":3535939335},{"date":"2022-09-30","current":-51.224776,"twenty":-185.923524,"median":-64.88633,"eighty":-55.154519,"marketCap":3774548850},{"date":"2022-10-07","current":-52.983728,"twenty":-184.693942,"median":-64.630837,"eighty":-54.864247,"marketCap":3904159002},{"date":"2022-10-14","current":-42.123409,"twenty":-183.982895,"median":-64.416333,"eighty":-54.487912,"marketCap":3103905496},{"date":"2022-10-21","current":-44.242758,"twenty":-183.504036,"median":-64.308917,"eighty":-53.377961,"marketCap":3260071857},{"date":"2022-10-28","current":-44.726873,"twenty":-182.626159,"median":-63.921743,"eighty":-53.031064,"marketCap":3295744375},{"date":"2022-11-04","current":-42.946405,"twenty":-182.363541,"median":-63.552214,"eighty":-52.870094,"marketCap":3164548778},{"date":"2022-11-11","current":-46.080353,"twenty":-181.025737,"median":-63.30919,"eighty":-52.508096,"marketCap":2910481172},{"date":"2022-11-18","current":-43.056494,"twenty":-178.562739,"median":-63.219306,"eighty":-52.222896,"marketCap":2719491194},{"date":"2022-11-25","current":-44.322113,"twenty":-177.320545,"median":-62.98627,"eighty":-51.756119,"marketCap":2799428971},{"date":"2022-12-02","current":-44.964462,"twenty":-175.718334,"median":-62.823145,"eighty":-51.548595,"marketCap":2840000405},{"date":"2022-12-09","current":-43.673404,"twenty":-174.825163,"median":-62.486907,"eighty":-51.386257,"marketCap":2758455839},{"date":"2022-12-16","current":-46.420878,"twenty":-173.907258,"median":-62.163945,"eighty":-50.982019,"marketCap":2931989103},{"date":"2022-12-23","current":-44.964462,"twenty":-173.250434,"median":-61.925078,"eighty":-50.558849,"marketCap":2840000405},{"date":"2022-12-30","current":-45.237938,"twenty":-172.0687,"median":-61.661294,"eighty":-50.271607,"marketCap":2857273392},{"date":"2023-01-06","current":-45.842128,"twenty":-169.328726,"median":-61.436923,"eighty":-49.891845,"marketCap":2895434642},{"date":"2023-01-13","current":-50.472132,"twenty":-165.00303,"median":-61.243712,"eighty":-49.828373,"marketCap":3187870328},{"date":"2023-01-20","current":-53.791998,"twenty":-164.893101,"median":-61.086173,"eighty":-49.880011,"marketCap":3397556355},{"date":"2023-01-27","current":-59.166109,"twenty":-135.517287,"median":-60.9804,"eighty":-49.939181,"marketCap":3736990633},{"date":"2023-02-03","current":-63.528998,"twenty":-135.517287,"median":-60.983934,"eighty":-49.976209,"marketCap":4012555028},{"date":"2023-02-10","current":-58.263004,"twenty":-109.551299,"median":-60.902263,"eighty":-50.046019,"marketCap":3679949606},{"date":"2023-02-17","current":-58.091287,"twenty":-99.84136,"median":-60.733725,"eighty":-50.170481,"marketCap":3669103777},{"date":"2023-02-24","current":-55.432851,"twenty":-99.389078,"median":-60.658484,"eighty":-50.372733,"marketCap":3501194276},{"date":"2023-03-03","current":-81.355055,"twenty":-98.399709,"median":-60.730644,"eighty":-50.462365,"marketCap":4846646059},{"date":"2023-03-10","current":-80.338714,"twenty":-96.501536,"median":-60.941332,"eighty":-50.477722,"marketCap":4786098539},{"date":"2023-03-17","current":-86.163919,"twenty":-96.002612,"median":-61.083653,"eighty":-50.52483,"marketCap":5133129288},{"date":"2023-03-24","current":-93.114602,"twenty":-95.541849,"median":-61.243712,"eighty":-50.566379,"marketCap":5547209302},{"date":"2023-03-31","current":-97.26182,"twenty":-95.541849,"median":-61.436923,"eighty":-50.616943,"marketCap":5794275690},{"date":"2023-04-06","current":-93.196455,"twenty":-96.022399,"median":-61.655308,"eighty":-50.708122,"marketCap":5552085612},{"date":"2023-04-14","current":-92.821295,"twenty":-95.652093,"median":-61.90902,"eighty":-50.849706,"marketCap":5529735857},{"date":"2023-04-21","current":-94.294649,"twenty":-95.652093,"median":-61.976835,"eighty":-50.936632,"marketCap":5617509442},{"date":"2023-04-28","current":-91.879986,"twenty":-96.011491,"median":-62.163945,"eighty":-51.000872,"marketCap":5473658289},{"date":"2023-05-05","current":-82.412785,"twenty":-95.993923,"median":-62.34409,"eighty":-51.087072,"marketCap":4909659253},{"date":"2023-05-12","current":-119.310763,"twenty":-96.070852,"median":-62.786525,"eighty":-51.192501,"marketCap":5965776765},{"date":"2023-05-19","current":-124.68024,"twenty":-97.26182,"median":-62.940902,"eighty":-51.286207,"marketCap":6234261351},{"date":"2023-05-26","current":-117.422415,"twenty":-99.615219,"median":-63.05951,"eighty":-51.383623,"marketCap":5871355580},{"date":"2023-06-02","current":-126.552168,"twenty":-114.947206,"median":-63.255946,"eighty":-51.401738,"marketCap":6327861482},{"date":"2023-06-09","current":-129.179435,"twenty":-117.808295,"median":-63.425708,"eighty":-51.449586,"marketCap":6459230087},{"date":"2023-06-16","current":-129.253326,"twenty":-122.210609,"median":-63.552214,"eighty":-51.484047,"marketCap":6462924829},{"date":"2023-06-23","current":-117.405994,"twenty":-122.553796,"median":-63.825199,"eighty":-51.509866,"marketCap":5870534527},{"date":"2023-06-30","current":-113.777082,"twenty":-122.46841,"median":-64.251322,"eighty":-51.561505,"marketCap":5689081641},{"date":"2023-07-07","current":-109.671977,"twenty":-121.737701,"median":-64.337878,"eighty":-51.594243,"marketCap":5483818196},{"date":"2023-07-13","current":-126.593219,"twenty":-122.511103,"median":-64.481471,"eighty":-51.628669,"marketCap":6329914116},{"date":"2023-07-21","current":-119.942949,"twenty":-122.780398,"median":-64.639482,"eighty":-51.67866,"marketCap":5997387336},{"date":"2023-07-28","current":-119.483177,"twenty":-122.747557,"median":-64.89547,"eighty":-51.739389,"marketCap":5974397830},{"date":"2023-08-04","current":-115.960997,"twenty":-123.041482,"median":-64.943742,"eighty":-51.944494,"marketCap":5798281794},{"date":"2023-08-11","current":-187.498335,"twenty":-123.391237,"median":-65.722299,"eighty":-52.191464,"marketCap":5855948009},{"date":"2023-08-18","current":-168.386752,"twenty":-125.079256,"median":-65.969439,"eighty":-52.218126,"marketCap":5259055025},{"date":"2023-08-25","current":-174.624283,"twenty":-126.913417,"median":-66.062343,"eighty":-52.303013,"marketCap":5453865609},{"date":"2023-09-01","current":-195.717513,"twenty":-127.990596,"median":-66.174853,"eighty":-52.429654,"marketCap":6112649376},{"date":"2023-09-08","current":-207.766988,"twenty":-129.502916,"median":-66.365388,"eighty":-52.448169,"marketCap":6488978564},{"date":"2023-09-15","current":-210.147624,"twenty":-131.570247,"median":-66.598597,"eighty":-52.469756,"marketCap":6563330578},{"date":"2023-09-22","current":-202.646626,"twenty":-136.824696,"median":-67.178214,"eighty":-52.504677,"marketCap":6329059428},{"date":"2023-09-29","current":-211.650483,"twenty":-167.715504,"median":-67.733544,"eighty":-52.529612,"marketCap":6610267883},{"date":"2023-10-06","current":-217.941213,"twenty":-173.11959,"median":-68.750472,"eighty":-52.576172,"marketCap":6806739965},{"date":"2023-10-13","current":-232.903309,"twenty":-174.435428,"median":-69.624463,"eighty":-52.651334,"marketCap":7274036142},{"date":"2023-10-20","current":-203.431305,"twenty":-177.793238,"median":-70.61967,"eighty":-52.851933,"marketCap":6353566516},{"date":"2023-10-27","current":-188.908097,"twenty":-178.79999,"median":-70.722937,"eighty":-52.86404,"marketCap":5899977693},{"date":"2023-11-03","current":-199.627608,"twenty":-181.376194,"median":-71.35463,"eighty":-52.885829,"marketCap":6234769443},{"date":"2023-11-10","current":-854.67384,"twenty":-183.591979,"median":-71.81398,"eighty":-52.921331,"marketCap":8529644924},{"date":"2023-11-17","current":-875.386062,"twenty":-186.302177,"median":-72.216793,"eighty":-52.966515,"marketCap":8736352899},{"date":"2023-11-24","current":-932.302574,"twenty":-188.275784,"median":-72.351065,"eighty":-53.007396,"marketCap":9304379691},{"date":"2023-11-30","current":-924.093462,"twenty":-189.609192,"median":-72.789213,"eighty":-53.057959,"marketCap":9222452750},{"date":"2023-12-08","current":-890.03617,"twenty":-190.887084,"median":-73.464974,"eighty":-53.131388,"marketCap":8882560978},{"date":"2023-12-15","current":-987.998244,"twenty":-193.938021,"median":-73.877518,"eighty":-53.187074,"marketCap":9860222477},{"date":"2023-12-21","current":-988.250832,"twenty":-195.717513,"median":-74.252064,"eighty":-53.198891,"marketCap":9862743306},{"date":"2023-12-29","current":-981.262562,"twenty":-197.818857,"median":-74.898687,"eighty":-53.206804,"marketCap":9793000371},{"date":"2024-01-05","current":-865.871911,"twenty":-198.601595,"median":-75.050626,"eighty":-53.216129,"marketCap":8641401674},{"date":"2024-01-12","current":-903.80222,"twenty":-202.441909,"median":-76.566479,"eighty":-53.269748,"marketCap":9019946157},{"date":"2024-01-19","current":-841.160378,"twenty":-203.450605,"median":-77.036428,"eighty":-53.419432,"marketCap":8394780574},{"date":"2024-01-26","current":-808.155537,"twenty":-205.133659,"median":-77.714852,"eighty":-53.548529,"marketCap":8065392257},{"date":"2024-02-02","current":-763.82633,"twenty":-208.152677,"median":-78.02933,"eighty":-53.791998,"marketCap":7622986775},{"date":"2024-02-09","current":-779.907771,"twenty":-209.256548,"median":-81.355055,"eighty":-54.110932,"marketCap":7783479552},{"date":"2024-02-16","current":-793.25284,"twenty":-211.650483,"median":-82.613776,"eighty":-54.26263,"marketCap":7916663348},{"date":"2024-02-23","current":-745.261107,"twenty":-212.940548,"median":-83.404753,"eighty":-54.367755,"marketCap":7437705846},{"date":"2024-03-01","current":637.786948,"twenty":-213.503375,"median":-83.742434,"eighty":-54.23229,"marketCap":10247322892},{"date":"2024-03-08","current":565.388789,"twenty":-213.08857,"median":-82.613776,"eighty":-53.382011,"marketCap":9084101678},{"date":"2024-03-15","current":609.073192,"twenty":-212.940548,"median":-81.355055,"eighty":-53.170937,"marketCap":9785978982},{"date":"2024-03-22","current":628.767199,"twenty":-212.320785,"median":-78.02933,"eighty":-52.931014,"marketCap":10102402593},{"date":"2024-03-28","current":593.88906,"twenty":-212.009573,"median":-77.792588,"eighty":-52.748607,"marketCap":9542015521},{"date":"2024-04-05","current":576.890303,"twenty":-211.75156,"median":-77.071763,"eighty":-52.485347,"marketCap":9268896497},{"date":"2024-04-12","current":577.477387,"twenty":-211.405276,"median":-76.566479,"eighty":-52.220511,"marketCap":9278329179},{"date":"2024-04-19","current":547.215864,"twenty":-210.912467,"median":-75.050626,"eighty":-51.687751,"marketCap":8792117289},{"date":"2024-04-26","current":576.130171,"twenty":-210.365738,"median":-74.531207,"eighty":-51.496956,"marketCap":9256683465},{"date":"2024-05-03","current":613.807647,"twenty":-209.612978,"median":-73.877518,"eighty":-51.316922,"marketCap":9862047469},{"date":"2024-05-10","current":189.659784,"twenty":-209.095578,"median":-73.464974,"eighty":-50.936632,"marketCap":8649434428},{"date":"2024-05-17","current":166.493642,"twenty":-208.758225,"median":-72.789213,"eighty":-50.558849,"marketCap":7592942537},{"date":"2024-05-24","current":166.209975,"twenty":-208.356715,"median":-72.301597,"eighty":-50.32217,"marketCap":7580005902},{"date":"2024-05-31","current":180.979572,"twenty":-208.175839,"median":-72.043654,"eighty":-49.953992,"marketCap":8253573385},{"date":"2024-06-07","current":178.691325,"twenty":-207.998401,"median":-71.778645,"eighty":-49.656242,"marketCap":8149217859},{"date":"2024-06-14","current":188.298182,"twenty":-207.584934,"median":-71.213291,"eighty":-48.869166,"marketCap":8587338578},{"date":"2024-06-21","current":195.276391,"twenty":-207.081028,"median":-70.722937,"eighty":-47.961287,"marketCap":8905579809},{"date":"2024-06-28","current":197.309338,"twenty":-205.952917,"median":-70.287526,"eighty":-47.226469,"marketCap":8998292363},{"date":"2024-07-05","current":182.577563,"twenty":-205.133659,"median":-69.45363,"eighty":-46.885151,"marketCap":8326449764},{"date":"2024-07-12","current":179.93946,"twenty":-204.73467,"median":-68.368858,"eighty":-46.630755,"marketCap":8206139055},{"date":"2024-07-19","current":165.699374,"twenty":-204.322381,"median":-67.623299,"eighty":-46.096524,"marketCap":7556719958},{"date":"2024-07-26","current":163.846083,"twenty":-203.564301,"median":-67.038689,"eighty":-45.543213,"marketCap":7472200607},{"date":"2024-08-02","current":153.189658,"twenty":-203.450605,"median":-66.461833,"eighty":-45.11074,"marketCap":6986214337},{"date":"2024-08-09","current":123.179339,"twenty":-203.431305,"median":-66.241988,"eighty":-44.932663,"marketCap":8158290787},{"date":"2024-08-16","current":133.552751,"twenty":-203.045615,"median":-66.082318,"eighty":-44.532231,"marketCap":8845332246},{"date":"2024-08-23","current":139.73867,"twenty":-202.646626,"median":-66.029363,"eighty":-44.309393,"marketCap":9255031874},{"date":"2024-08-30","current":139.73867,"twenty":-201.62304,"median":-65.842624,"eighty":-44.054997,"marketCap":9255031874},{"date":"2024-09-06","current":136.905375,"twenty":-200.026694,"median":-65.460824,"eighty":-43.779848,"marketCap":9067379866},{"date":"2024-09-13","current":150.361886,"twenty":-199.157293,"median":-64.909604,"eighty":-43.61131,"marketCap":9958618058},{"date":"2024-09-20","current":176.400596,"twenty":-198.786528,"median":-64.877189,"eighty":-43.308345,"marketCap":11683187906},{"date":"2024-09-27","current":182.770582,"twenty":-198.236682,"median":-64.590888,"eighty":-43.017322,"marketCap":12105078384},{"date":"2024-10-04","current":186.359861,"twenty":-198.069609,"median":-64.351194,"eighty":-42.311371,"marketCap":12342799954},{"date":"2024-10-11","current":190.475042,"twenty":-197.739059,"median":-64.280119,"eighty":-41.548549,"marketCap":12615352522},{"date":"2024-10-18","current":188.088763,"twenty":-196.19098,"median":-63.825199,"eighty":108.33779,"marketCap":12457306863},{"date":"2024-10-25","current":191.697764,"twenty":-195.738792,"median":-63.540606,"eighty":126.641087,"marketCap":12696334595},{"date":"2024-11-01","current":193.058535,"twenty":-195.247302,"median":-63.325836,"eighty":133.64084,"marketCap":12786459806},{"date":"2024-11-08","current":165.676993,"twenty":-194.520144,"median":-63.237626,"eighty":136.220387,"marketCap":14378112164},{"date":"2024-11-15","current":155.75837,"twenty":-194.266551,"median":-63.026566,"eighty":137.348447,"marketCap":13517334364},{"date":"2024-11-22","current":178.388238,"twenty":-193.028326,"median":-62.87765,"eighty":139.73867,"marketCap":15481244879},{"date":"2024-11-29","current":176.512975,"twenty":-192.50166,"median":-62.643374,"eighty":144.319275,"marketCap":15318502014},{"date":"2024-12-06","current":186.766105,"twenty":-192.146337,"median":-62.201272,"eighty":151.583713,"marketCap":16208309623},{"date":"2024-12-13","current":171.34333,"twenty":-191.369269,"median":-62.122938,"eighty":155.548712,"marketCap":14869859523},{"date":"2024-12-20","current":173.395983,"twenty":-190.775367,"median":-61.958104,"eighty":159.078585,"marketCap":15047996982},{"date":"2024-12-27","current":168.946033,"twenty":-190.523217,"median":-61.892963,"eighty":159.738828,"marketCap":14661812563},{"date":"2025-01-03","current":172.351917,"twenty":-190.24472,"median":-61.655308,"eighty":161.164093,"marketCap":14957388793},{"date":"2025-01-10","current":161.510867,"twenty":-189.97333,"median":-61.436923,"eighty":162.579037,"marketCap":14016559097},{"date":"2025-01-17","current":177.962503,"twenty":-189.783357,"median":-61.243712,"eighty":163.234082,"marketCap":15444297850},{"date":"2025-01-24","current":166.543669,"twenty":-189.086695,"median":-61.086173,"eighty":163.86154,"marketCap":14453325758},{"date":"2025-01-31","current":184.48031,"twenty":-188.908984,"median":-60.9804,"eighty":164.889383,"marketCap":16009939266},{"date":"2025-02-07","current":199.588852,"twenty":-188.685578,"median":-60.733725,"eighty":165.801494,"marketCap":17321118940},{"date":"2025-02-14","current":219.299392,"twenty":-187.921619,"median":-60.605854,"eighty":167.23874,"marketCap":19031678401},{"date":"2025-02-21","current":195.306156,"twenty":-187.657013,"median":-60.495328,"eighty":167.852051,"marketCap":16949449425},{"date":"2025-02-28","current":159.402547,"twenty":-187.538467,"median":-60.267042,"eighty":168.751632,"marketCap":14118921220},{"date":"2025-03-07","current":150.969388,"twenty":-186.302177,"median":-60.04097,"eighty":168.681383,"marketCap":13371962559},{"date":"2025-03-14","current":144.82968,"twenty":-184.969283,"median":-59.877138,"eighty":168.201132,"marketCap":12828144079},{"date":"2025-03-21","current":157.987656,"twenty":-184.539671,"median":-59.790349,"eighty":167.852051,"marketCap":13993598658},{"date":"2025-03-28","current":160.899165,"twenty":-184.109982,"median":-59.768647,"eighty":168.681383,"marketCap":14251482630},{"date":"2025-04-04","current":149.600468,"twenty":-183.591979,"median":-59.53875,"eighty":168.681383,"marketCap":13250711849},{"date":"2025-04-11","current":168.229016,"twenty":-183.048574,"median":-59.375642,"eighty":168.681383,"marketCap":14900716838},{"date":"2025-04-17","current":166.773261,"twenty":-182.653607,"median":-59.242631,"eighty":168.630861,"marketCap":14771774853},{"date":"2025-04-25","current":195.858456,"twenty":-182.396108,"median":-58.867684,"eighty":168.906851,"marketCap":17347966853},{"date":"2025-05-02","current":228.518535,"twenty":-181.699882,"median":-58.503879,"eighty":169.69414,"marketCap":22109853852},{"date":"2025-05-09","current":240.888284,"twenty":-180.715434,"median":-58.292261,"eighty":170.521255,"marketCap":23306664123},{"date":"2025-05-16","current":248.545971,"twenty":-180.272513,"median":-58.125192,"eighty":171.121197,"marketCap":24047568317},{"date":"2025-05-23","current":243.260757,"twenty":-179.324376,"median":-57.865681,"eighty":171.966716,"marketCap":23536208061},{"date":"2025-05-30","current":241.188954,"twenty":-178.835709,"median":-57.692258,"eighty":172.408471,"marketCap":23335754840},{"date":"2025-06-06","current":245.699003,"twenty":-178.617334,"median":-57.33386,"eighty":173.266235,"marketCap":23772115592},{"date":"2025-06-13","current":226.197739,"twenty":-177.793238,"median":-57.035544,"eighty":174.405834,"marketCap":21885309882},{"date":"2025-06-20","current":224.905798,"twenty":-176.847851,"median":-56.66101,"eighty":176.376131,"marketCap":21760310708},{"date":"2025-06-27","current":187.289173,"twenty":-174.965322,"median":-56.437935,"eighty":176.741047,"marketCap":18120789311},{"date":"2025-07-03","current":184.094555,"twenty":-174.778443,"median":-56.246547,"eighty":177.686408,"marketCap":17811700445},{"date":"2025-07-11","current":178.729476,"twenty":-174.645771,"median":-56.098203,"eighty":178.04765,"marketCap":17292612967},{"date":"2025-07-18","current":170.042934,"twenty":-173.868864,"median":-56.025427,"eighty":177.895017,"marketCap":16452163977},{"date":"2025-07-25","current":169.573137,"twenty":-173.422093,"median":-55.782132,"eighty":177.863017,"marketCap":16406709732},{"date":"2025-08-01","current":162.808064,"twenty":-173.24314,"median":-55.616333,"eighty":177.775609,"marketCap":15752168604},{"date":"2025-08-08","current":151.603365,"twenty":-173.186088,"median":-55.441958,"eighty":177.733988,"marketCap":17765337115},{"date":"2025-08-15","current":128.992522,"twenty":-172.94142,"median":-55.115057,"eighty":177.681229,"marketCap":15115730681},{"date":"2025-08-22","current":135.108209,"twenty":-170.899029,"median":-54.882536,"eighty":177.416901,"marketCap":15832385306},{"date":"2025-08-29","current":126.216219,"twenty":-169.087969,"median":-54.777644,"eighty":177.15299,"marketCap":14790395141},{"date":"2025-09-05","current":106.633505,"twenty":-168.535708,"median":-54.556761,"eighty":176.945651,"marketCap":12495634038},{"date":"2025-09-12","current":120.960794,"twenty":-166.373008,"median":-54.394036,"eighty":176.780985,"marketCap":14174548711},{"date":"2025-09-19","current":113.269261,"twenty":-164.948065,"median":-53.951465,"eighty":176.657405,"marketCap":13273231800},{"date":"2025-09-26","current":122.583563,"twenty":-164.82677,"median":-53.419432,"eighty":176.548443,"marketCap":14364709625},{"date":"2025-10-03","current":122.391959,"twenty":-148.203948,"median":-53.205485,"eighty":176.445548,"marketCap":14342256891},{"date":"2025-10-10","current":131.850941,"twenty":-136.170991,"median":-53.118205,"eighty":176.385917,"marketCap":15450688821},{"date":"2025-10-17","current":129.258421,"twenty":-135.517287,"median":-52.962212,"eighty":176.266656,"marketCap":15146889577},{"date":"2025-10-24","current":122.567922,"twenty":-133.822957,"median":-52.876147,"eighty":175.853085,"marketCap":14362876749},{"date":"2025-10-31","current":102.770142,"twenty":-132.112121,"median":-52.586119,"eighty":174.966136,"marketCap":12042913597},{"date":"2025-11-07","current":23.201219,"twenty":-131.261544,"median":-52.500939,"eighty":174.966136,"marketCap":8956088145},{"date":"2025-11-14","current":22.338987,"twenty":-130.534119,"median":-52.432165,"eighty":174.336502,"marketCap":8623251174},{"date":"2025-11-21","current":20.119938,"twenty":-130.171228,"median":-52.213356,"eighty":174.117011,"marketCap":7766658249},{"date":"2025-11-28","current":22.922191,"twenty":-129.895364,"median":-51.789577,"eighty":174.002733,"marketCap":8848378403},{"date":"2025-12-05","current":22.559335,"twenty":-129.440519,"median":-51.633971,"eighty":173.773633,"marketCap":8708309511},{"date":"2025-12-12","current":24.065846,"twenty":-129.22377,"median":-51.509866,"eighty":173.486941,"marketCap":9289849662},{"date":"2025-12-19","current":21.901884,"twenty":-128.719663,"median":-51.417056,"eighty":173.347327,"marketCap":8454521321},{"date":"2025-12-26","current":21.638424,"twenty":-128.010301,"median":-51.301564,"eighty":173.266235,"marketCap":8352821136},{"date":"2026-01-02","current":21.016899,"twenty":-127.931483,"median":-51.101057,"eighty":173.233798,"marketCap":8112901153},{"date":"2026-01-09","current":20.821699,"twenty":-127.906852,"median":-50.908353,"eighty":173.132432,"marketCap":8037550561},{"date":"2026-01-16","current":18.492476,"twenty":-127.41424,"median":-50.600805,"eighty":172.519171,"marketCap":7138428467},{"date":"2026-01-23","current":18.406252,"twenty":-127.184354,"median":-50.507689,"eighty":172.441922,"marketCap":7105144770},{"date":"2026-01-30","current":16.702147,"twenty":-126.699952,"median":-50.423296,"eighty":172.366056,"marketCap":6447329480},{"date":"2026-02-06","current":13.692719,"twenty":-126.560378,"median":-50.011114,"eighty":172.34309,"marketCap":5285635999},{"date":"2026-02-13","current":13.418481,"twenty":-125.665465,"median":-49.880011,"eighty":172.130761,"marketCap":5179775351},{"date":"2026-02-20","current":13.305912,"twenty":-125.246744,"median":-49.77243,"eighty":171.910959,"marketCap":5136321636},{"date":"2026-02-27","current":13.112441,"twenty":-125.061194,"median":-49.444308,"eighty":171.525776,"marketCap":5429403079},{"date":"2026-03-06","current":11.513488,"twenty":-124.818172,"median":-48.605174,"eighty":171.239937,"marketCap":4767332548},{"date":"2026-03-13","current":10.762855,"twenty":-124.236889,"median":-47.963688,"eighty":171.150199,"marketCap":4456521621},{"date":"2026-03-20","current":11.294081,"twenty":-123.640827,"median":-47.723009,"eighty":171.113632,"marketCap":4676483735},{"date":"2026-03-27","current":11.124565,"twenty":-123.366606,"median":-47.137123,"eighty":171.068381,"marketCap":4606293050},{"date":"2026-04-02","current":10.906859,"twenty":-123.271368,"median":-46.91695,"eighty":171.045687,"marketCap":4516148491},{"date":"2026-04-10","current":10.265079,"twenty":-123.041482,"median":-46.713434,"eighty":171.002236,"marketCap":4250409844},{"date":"2026-04-17","current":11.730061,"twenty":-122.780398,"median":-46.589416,"eighty":170.829406,"marketCap":4857007603},{"date":"2026-04-24","current":11.330998,"twenty":-122.747557,"median":-46.395439,"eighty":170.521255,"marketCap":4691769487},{"date":"2026-05-01","current":12.439354,"twenty":-122.74263,"median":-45.961241,"eighty":170.304333,"marketCap":5150701172},{"date":"2026-05-08","current":12.532124,"twenty":-122.667096,"median":-45.543213,"eighty":170.198579,"marketCap":5293444022},{"date":"2026-05-15","current":12.040701,"twenty":-122.511103,"median":-45.203855,"eighty":170.054827,"marketCap":5085871686},{"date":"2026-05-22","current":11.652967,"twenty":-122.246734,"median":-44.964462,"eighty":169.985308,"marketCap":4922096879},{"date":"2026-05-29","current":11.987201,"twenty":-121.893695,"median":-44.939023,"eighty":169.871307,"marketCap":5063274024},{"date":"2026-06-05","current":12.040149,"twenty":-121.599769,"median":-44.788428,"eighty":169.723472,"marketCap":5085638720},{"date":"2026-06-12","current":13.66113,"twenty":-121.261509,"median":-44.532231,"eighty":169.535919,"marketCap":5770324574},{"date":"2026-06-18","current":13.610939,"twenty":-121.248372,"median":-44.350339,"eighty":169.387046,"marketCap":5749124706},{"date":"2026-06-26","current":13.230376,"twenty":-121.108799,"median":-44.302971,"eighty":169.349223,"marketCap":5588378452},{"date":"2026-07-02","current":13.371019,"twenty":-120.176119,"median":-44.202936,"eighty":169.217201,"marketCap":5647784677},{"date":"2026-07-10","current":14.334562,"twenty":-119.575131,"median":-44.022216,"eighty":169.059377,"marketCap":6054775554},{"date":"2026-07-17","current":14.22315,"twenty":-119.345246,"median":-43.767798,"eighty":168.962461,"marketCap":6007716505},{"date":"2026-07-24","current":13.310901,"twenty":-118.542287,"median":-43.673404,"eighty":168.867669,"marketCap":5622391428},{"date":"2026-07-31","current":14.737187,"twenty":-117.412562,"median":-43.371308,"eighty":168.88726,"marketCap":6224840431},{"date":"2026-08-07","current":13.961834,"twenty":-116.412559,"median":-43.000813,"eighty":168.88726,"marketCap":5735060854},{"date":"2026-08-14","current":16.412958,"twenty":-114.415836,"median":-42.1772,"eighty":168.88726,"marketCap":6741901362},{"date":"2026-08-21","current":16.746684,"twenty":-110.538663,"median":-41.158442,"eighty":168.88726,"marketCap":6878985131},{"date":"2026-08-28","current":16.271722,"twenty":-98.618784,"median":10.487887,"eighty":168.88726,"marketCap":6683886389}],"updateTime":1788244872908},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"DUOL\",pageSize:20,pageCount:12,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"14314798","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208822000041-DUOL","pdf_url":"","pub_time":1646323200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8  - Securities to be offered to employees in employee benefit plans","symbol":"DUOL","title":"S-8  - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/0001562088-22-000041-index.htm","us_notice_code":"Form S-8","us_title_en":"S-8  - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-formsx8evergreenshares.htm","primary":true,"translateUrl":"","linkName":"duol-formsx8evergreenshares.htm","type":"S-8","id":"NTFILE7wQdbmzGK5T9zpuy","market":"us","size":88128},{"description":"EX-FILING FEES","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-formsx8ex1071filingfe.htm","primary":false,"translateUrl":"","linkName":"duol-formsx8ex1071filingfe.htm","type":"EX-FILING FEES","id":"NTFILE3nABmLvQXWUCgUo3","market":"us","size":17751},{"description":"EX-5.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-51opinionevergreens.htm","primary":false,"translateUrl":"","linkName":"duol-51opinionevergreens.htm","type":"EX-5.1","id":"NTFILE63KsmintJsKg2ZdQ","market":"us","size":5037},{"description":"EX-23.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-231consentofdeloittet.htm","primary":false,"translateUrl":"","linkName":"duol-231consentofdeloittet.htm","type":"EX-23.1","id":"NTFILEBJRnbsAUs9aBUXuh","market":"us","size":2160},{"description":"","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-51opinionevergreens001.jpg","primary":false,"translateUrl":"","linkName":"duol-51opinionevergreens001.jpg","type":"GRAPHIC","id":"NTFILE13Zm8vqaTACCQKpw","market":"us","size":231091},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000041/duol-51opinionevergreens002.jpg","primary":false,"translateUrl":"","linkName":"duol-51opinionevergreens002.jpg","type":"GRAPHIC","id":"NTFILE5kNFeJuCckf6UTVU","market":"us","size":59661}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2022-03-04 00:00","pubTimestamp":1646323200,"title_zh":"S-8  - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14314800","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208822000033-DUOL","pdf_url":"","pub_time":1646236800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DUOL","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/0001562088-22-000033-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/q4fy21pressrelease.htm","primary":true,"translateUrl":"","linkName":"q4fy21pressrelease.htm","type":"EX-99.1","id":"NTFILEBBu9VkZ9ondMmteH","market":"us","size":188071},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duol-20220303.htm","primary":false,"translateUrl":"","linkName":"duol-20220303.htm","type":"8-K","id":"NTFILE3sAf2uQzhQRG7bJm","market":"us","size":37181},{"description":"EX-99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho.htm","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho.htm","type":"EX-99.2","id":"NTFILE7TCAPnWyctAd4cMG","market":"us","size":49947},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_landscape-lockupx.jpg","primary":false,"translateUrl":"","linkName":"duolingo_landscape-lockupx.jpg","type":"GRAPHIC","id":"NTFILE7Lk2amjWhTjtM99D","market":"us","size":21169},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho001.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho001.jpg","type":"GRAPHIC","id":"NTFILE7UNnWQNzPfucpjQP","market":"us","size":46073},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho002.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho002.jpg","type":"GRAPHIC","id":"NTFILE5iMsHssBD9UYZ3jA","market":"us","size":73782},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho003.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho003.jpg","type":"GRAPHIC","id":"NTFILE6bdXiSChBkx6XcQB","market":"us","size":71078},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho004.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho004.jpg","type":"GRAPHIC","id":"NTFILEF6WtKS824NQmiLcf","market":"us","size":73818},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho005.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho005.jpg","type":"GRAPHIC","id":"NTFILEG4mKW54QS3UNcXnJ","market":"us","size":161457},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho006.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho006.jpg","type":"GRAPHIC","id":"NTFILE6mM9KP8fNTwtmVNe","market":"us","size":127299},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho007.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho007.jpg","type":"GRAPHIC","id":"NTFILE2ixbPWsduHPevTGK","market":"us","size":155402},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho008.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho008.jpg","type":"GRAPHIC","id":"NTFILE34MknwB3YD9KZXHu","market":"us","size":132262},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho009.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho009.jpg","type":"GRAPHIC","id":"NTFILEFJmNrr1Utbw22fPm","market":"us","size":102144},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho010.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho010.jpg","type":"GRAPHIC","id":"NTFILE6dhzYrwojHGyzQPc","market":"us","size":146757},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho011.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho011.jpg","type":"GRAPHIC","id":"NTFILE6JQGNGbUXbpan3Ag","market":"us","size":179231},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho012.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho012.jpg","type":"GRAPHIC","id":"NTFILE5aKSbrWeQJLTzF7k","market":"us","size":143162},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho013.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho013.jpg","type":"GRAPHIC","id":"NTFILE6wnwpEKMSjb1oSy2","market":"us","size":183650},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho014.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho014.jpg","type":"GRAPHIC","id":"NTFILEDqgSRHkaRZcc5VoC","market":"us","size":117755},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho015.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho015.jpg","type":"GRAPHIC","id":"NTFILE7sJerZgYRBFE46gc","market":"us","size":47548},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho016.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho016.jpg","type":"GRAPHIC","id":"NTFILEFMCDFkm2AgHecWAG","market":"us","size":77229},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho017.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho017.jpg","type":"GRAPHIC","id":"NTFILE4f22KNAALVj1eGFg","market":"us","size":53447},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho018.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho018.jpg","type":"GRAPHIC","id":"NTFILE4tWedL2ccMJ6ww6N","market":"us","size":68736},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho019.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho019.jpg","type":"GRAPHIC","id":"NTFILE28wcZUQsnUjgo9Pj","market":"us","size":83112},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho020.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho020.jpg","type":"GRAPHIC","id":"NTFILEEq55QzWhvALkJGjY","market":"us","size":69085},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho021.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho021.jpg","type":"GRAPHIC","id":"NTFILEMg8byPXSbaR2YSY2","market":"us","size":127336},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho022.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho022.jpg","type":"GRAPHIC","id":"NTFILE8N2tMVbtMLuGogAE","market":"us","size":128137},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho023.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho023.jpg","type":"GRAPHIC","id":"NTFILEA7o2nXjwa25WJRXA","market":"us","size":85702},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho024.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho024.jpg","type":"GRAPHIC","id":"NTFILEAB148RM6xNs9MXVY","market":"us","size":55048},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho025.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho025.jpg","type":"GRAPHIC","id":"NTFILECmhjrKZXCDHTT4JG","market":"us","size":131653},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho026.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho026.jpg","type":"GRAPHIC","id":"NTFILE6RKjc46iHGD8h8AF","market":"us","size":189067},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho027.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho027.jpg","type":"GRAPHIC","id":"NTFILE8zhuEJiNMiefECWx","market":"us","size":219877},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho028.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho028.jpg","type":"GRAPHIC","id":"NTFILEXyamchHNbzsPPjNu","market":"us","size":133686},{"description":"","seq":36,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho029.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho029.jpg","type":"GRAPHIC","id":"NTFILE9twyKiwdWaLtEjxW","market":"us","size":69863},{"description":"","seq":37,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho030.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho030.jpg","type":"GRAPHIC","id":"NTFILE5LM2VeVkKqcVj1Xo","market":"us","size":32787},{"description":"","seq":38,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho031.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho031.jpg","type":"GRAPHIC","id":"NTFILEAnzJktDmLmSep7eM","market":"us","size":165188},{"description":"","seq":39,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho032.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho032.jpg","type":"GRAPHIC","id":"NTFILEEX543vzhu3yufRfF","market":"us","size":121225},{"description":"","seq":40,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho033.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho033.jpg","type":"GRAPHIC","id":"NTFILE6mfiZLn9jbaH46pb","market":"us","size":32589},{"description":"","seq":41,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208822000033/duolingo_q4-2021xshareho034.jpg","primary":false,"translateUrl":"","linkName":"duolingo_q4-2021xshareho034.jpg","type":"GRAPHIC","id":"NTFILE6qpbxdbzC4YH7vFT","market":"us","size":28294}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-03-03 00:00","pubTimestamp":1646236800,"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":"14254391","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922021523-DUOL","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000110465922021523/0001104659-22-021523-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":"SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/902464/000110465922021523/tm226138d8_sc13g.htm","primary":true,"translateUrl":"","linkName":"tm226138d8_sc13g.htm","type":"SC 13G","id":"NTFILEXh3UzJ91bmsabMxH","market":"us","size":56928}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G  - 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":"14254390","market":"us","labels":[],"media":"sec.gov","original_id":"AN92963822000508-DUOL","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000092963822000508/0000929638-22-000508-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":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000092963822000508/sch13g.htm","primary":true,"translateUrl":"","linkName":"sch13g.htm","type":"SC 13G","id":"NTFILE4tGteg8vX8eHzPZx","market":"us","size":170728},{"description":"JOINT FILING AGREEMENT","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000092963822000508/exhibit99-1.htm","primary":false,"translateUrl":"","linkName":"exhibit99-1.htm","type":"EX-99.1","id":"NTFILECDDXkxCJsRmPCuxN","market":"us","size":10012},{"description":"POWER OF ATTORNEY","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000092963822000508/exhibit99-2.htm","primary":false,"translateUrl":"","linkName":"exhibit99-2.htm","type":"EX-99.2","id":"NTFILEBq9ijbG9gXw6X6ec","market":"us","size":18598}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G  - 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":"14254389","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922023214-DUOL","pdf_url":"","pub_time":1644768000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000110465922023214/0001104659-22-023214-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/1562088/000110465922023214/tm226123d33_sc13g.htm","primary":true,"translateUrl":"","linkName":"tm226123d33_sc13g.htm","type":"SC 13G","id":"NTFILE3UUyG6CTdgQRwLVR","market":"us","size":67471}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-14 00:00","pubTimestamp":1644768000,"title_zh":"SC 13G  - 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":"14254397","market":"us","labels":[],"media":"sec.gov","original_id":"AN95014222000604-DUOL","pdf_url":"","pub_time":1644508800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000095014222000604/0000950142-22-000604-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":"SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1017645/000095014222000604/eh220223358_13g-duolingo.htm","primary":true,"translateUrl":"","linkName":"eh220223358_13g-duolingo.htm","type":"SC 13G","id":"NTFILEFd9itHW7AUheiAzf","market":"us","size":330111}],"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":"2022-02-11 00:00","pubTimestamp":1644508800,"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":"14254396","market":"us","labels":[],"media":"sec.gov","original_id":"AN182925922000003-DUOL","pdf_url":"","pub_time":1644508800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000182925922000003/0001829259-22-000003-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/1562088/000182925922000003/duolluisvonahnschedule13gf.htm","primary":true,"translateUrl":"","linkName":"duolluisvonahnschedule13gf.htm","type":"SC 13G","id":"NTFILEAXD22nwjkcWhQ1p6","market":"us","size":43114}],"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":"2022-02-11 00:00","pubTimestamp":1644508800,"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":"14254395","market":"us","labels":[],"media":"sec.gov","original_id":"AN187027222000004-DUOL","pdf_url":"","pub_time":1644508800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000187027222000004/0001870272-22-000004-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/1562088/000187027222000004/duolseverinhackerschedule1.htm","primary":true,"translateUrl":"","linkName":"duolseverinhackerschedule1.htm","type":"SC 13G","id":"NTFILE6wPxJSTYSkbMq23p","market":"us","size":45054}],"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":"2022-02-11 00:00","pubTimestamp":1644508800,"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":"14254392","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465922020638-DUOL","pdf_url":"","pub_time":1644508800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000110465922020638/0001104659-22-020638-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":"SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1505782/000110465922020638/tm226123d15_sc13g.htm","primary":true,"translateUrl":"","linkName":"tm226123d15_sc13g.htm","type":"SC 13G","id":"NTFILE4B1CpAG7hS4qiYS3","market":"us","size":68656}],"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":"2022-02-11 00:00","pubTimestamp":1644508800,"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":"13995514","market":"us","labels":[],"media":"sec.gov","original_id":"AN117266122000158-DUOL","pdf_url":"","pub_time":1642435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000117266122000158/0001172661-22-000158-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":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000117266122000158/foxhaven-duol010622.htm","primary":true,"translateUrl":"","linkName":"foxhaven-duol010622.htm","type":"SC 13G","id":"NTFILEBVEVNSmN7t1ML9N6","market":"us","size":99876}],"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":"2022-01-18 00:00","pubTimestamp":1642435200,"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":"13910471","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312522003640-DUOL","pdf_url":"","pub_time":1641398400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000119312522003640/0001193125-22-003640-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/1562088/000119312522003640/d276400dsc13ga.htm","primary":true,"translateUrl":"","linkName":"d276400dsc13ga.htm","type":"SC 13G/A","id":"NTFILEAnsWkpwFgWEuSUQf","market":"us","size":38832}],"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":"2022-01-06 00:00","pubTimestamp":1641398400,"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":"13789227","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000053-DUOL","pdf_url":"","pub_time":1639411200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"DUOL","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000053/0001562088-21-000053-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000053/a20211214johnlillyappointm.htm","primary":true,"translateUrl":"","linkName":"a20211214johnlillyappointm.htm","type":"EX-99.1","id":"NTFILE6DRpZrWHztb9xcpg","market":"us","size":8078},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000053/duol-20211208.htm","primary":false,"translateUrl":"","linkName":"duol-20211208.htm","type":"8-K","id":"NTFILEHnDqNS64v1Ma3TJN","market":"us","size":40357},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000053/duolingo_landscape-lockupxa.jpg","primary":false,"translateUrl":"","linkName":"duolingo_landscape-lockupxa.jpg","type":"GRAPHIC","id":"NTFILE8eTTMUZYYgHuaAev","market":"us","size":21169}],"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":"2021-12-14 00:00","pubTimestamp":1639411200,"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 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13789229","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312521353843-DUOL","pdf_url":"","pub_time":1639065600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G  - Statement of acquisition of beneficial ownership by individuals","symbol":"DUOL","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/1562088/000119312521353843/0001193125-21-353843-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/1562088/000119312521353843/d154530dsc13g.htm","primary":true,"translateUrl":"","linkName":"d154530dsc13g.htm","type":"SC 13G","id":"NTFILEFvXB1T6ktVnvQuFe","market":"us","size":39299}],"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":"2021-12-10 00:00","pubTimestamp":1639065600,"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":"13609891","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000048-DUOL","pdf_url":"","pub_time":1637683200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000048/0001562088-21-000048-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000048/xslF345X03/wf-form4_163777854227157.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163777854227157.html","type":"4","id":"NTFILEApZKFpoJCg9HaEjK","market":"us","size":0},{"description":"NATALIE GLANCE POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000048/poa.htm","primary":false,"translateUrl":"","linkName":"poa.htm","type":"EX-24","id":"NTFILEHdXa6BHtGBYjW3hX","market":"us","size":3736}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-24 00:00","pubTimestamp":1637683200,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609893","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000042-DUOL","pdf_url":"","pub_time":1637251200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000042/0001562088-21-000042-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000042/xslF345X03/wf-form4_163736553750658.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163736553750658.html","type":"4","id":"NTFILE5xw6p7ijb6bg8xaF","market":"us","size":0},{"description":"MATTHEW SKARUPPA POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000042/poa.htm","primary":false,"translateUrl":"","linkName":"poa.htm","type":"EX-24","id":"NTFILE2h5dLiaUW3R79fEP","market":"us","size":3742}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-19 00:00","pubTimestamp":1637251200,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609894","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000040-DUOL","pdf_url":"","pub_time":1637164800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000040/0001562088-21-000040-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000040/xslF345X03/wf-form4_163726910742621.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163726910742621.html","type":"4","id":"NTFILEBEMdeKepgvTrgxoX","market":"us","size":0},{"description":"NATALIE GLANCE POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000040/poa.htm","primary":false,"translateUrl":"","linkName":"poa.htm","type":"EX-24","id":"NTFILE2JehQr5vmnRNP2GL","market":"us","size":3736}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-18 00:00","pubTimestamp":1637164800,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609899","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000034-DUOL","pdf_url":"","pub_time":1637078400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000034/0001562088-21-000034-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000034/xslF345X03/wf-form4_163718577801567.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163718577801567.html","type":"4","id":"NTFILEEFj4xvzzvSXQKPJb","market":"us","size":0},{"description":"NATALIE GLANCE POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000034/poa.htm","primary":false,"translateUrl":"","linkName":"poa.htm","type":"EX-24","id":"NTFILEBRF2i15j6wpJbinm","market":"us","size":3736}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-17 00:00","pubTimestamp":1637078400,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609898","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000035-DUOL","pdf_url":"","pub_time":1637078400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000035/0001562088-21-000035-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000035/xslF345X03/wf-form4_163718581425112.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163718581425112.html","type":"4","id":"NTFILE2Ke3FBpg2DSBHU9b","market":"us","size":0},{"description":"MATTHEW SKARUPPA POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000035/poa.htm","primary":false,"translateUrl":"","linkName":"poa.htm","type":"EX-24","id":"NTFILEG5QrcjFjTvdJEqpm","market":"us","size":3742}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-17 00:00","pubTimestamp":1637078400,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609897","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000036-DUOL","pdf_url":"","pub_time":1637078400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000036/0001562088-21-000036-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000036/xslF345X03/wf-form4_163718583977035.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163718583977035.html","type":"4","id":"NTFILEFJ9hDrAEYyfZfvkf","market":"us","size":0},{"description":"ROBERT MEESE POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000036/ex-24.htm","primary":false,"translateUrl":"","linkName":"ex-24.htm","type":"EX-24","id":"NTFILE4q22N2oAxPqEMCXP","market":"us","size":3732}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-17 00:00","pubTimestamp":1637078400,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13609896","market":"us","labels":[],"media":"sec.gov","original_id":"AN156208821000037-DUOL","pdf_url":"","pub_time":1637078400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"4  - Statement of changes in beneficial ownership of securities","symbol":"DUOL","title":"4  - Statement of changes in beneficial ownership of securities","titleType":"Statement Of Changes In Beneficial Ownership","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000037/0001562088-21-000037-index.htm","us_notice_code":"Form 4","us_title_en":"4  - Statement of changes in beneficial ownership of securities","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000037/xslF345X03/wf-form4_163718587571370.xml","primary":true,"translateUrl":"","linkName":"wf-form4_163718587571370.html","type":"4","id":"NTFILE4owRB1p1YARdsYsY","market":"us","size":0},{"description":"SEVERIN HACKER POA","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/1562088/000156208821000037/ex-24.htm","primary":false,"translateUrl":"","linkName":"ex-24.htm","type":"EX-24","id":"NTFILE7ejtMsbYY3AJwuGV","market":"us","size":3738}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Statement Of Changes In Beneficial Ownership","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Statement Of Changes In Beneficial Ownership","pubTime":"2021-11-17 00:00","pubTimestamp":1637078400,"title_zh":"4  - Statement of changes in beneficial ownership of securities","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":13,"pageCount":12,"totalSize":256,"code":"91000000","status":"200"}]}}