Duolingo, Inc. (DUOL)

Nasdaq: DUOL · Services-Prepackaged Software · Pittsburgh, PA · filing with the SEC since 2012

Grade7.0

◀ Past 5.7● Present 7.2▶ Future 7.8

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Income statement, as filed

In thousands of US dollars (USD), as filed; per-share figures in US dollars; share counts in thousands. The fiscal year ends in December.

Income statement, by fiscal year, newest first
Fiscal year	FY 2025	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Period ending	Dec 31, 2025	Dec 31, 2024	Dec 31, 2023	Dec 31, 2022	Dec 31, 2021	Dec 31, 2020
Report filed	Feb 27, 2026	Feb 28, 2025	Feb 29, 2024	Mar 1, 2023	Mar 4, 2022	·
Revenue	1,037,589	748,024	531,109	369,495	250,772	161,696
For lenders
Interest and dividend income	45,231	42,697	31,091	7,235	19	231
Cost of revenue	288,132	203,645	142,105	99,431	69,186	45,987
Gross profit	749,457	544,379	389,004	270,064	181,586	115,709
Research and development	306,323	235,298	194,352	150,444	103,833	53,024
Sales and marketing	125,677	90,494	75,788	66,967	59,170	34,983
General and administrative	181,887	155,992	132,123	117,848	78,590	43,713
Total operating expenses	613,887	481,784	402,263	335,259	241,593	131,720
Operating income	135,570	62,595	-13,259	-65,195	-60,007	-16,011
Total non-operating income (expense)	1,609	-2,986	-55	-676	30^r	72^r
Income before income taxes	182,410	102,306	17,777	-58,636	-59,958	-15,708
Income tax expense	-231,655	13,732	1,710	938	177	68
Net income	414,065	88,574	16,067	-59,574	-60,135	-15,776
Earnings per share, basic	9.05	2.04	0.39	-1.51	-2.57	-1.24
Earnings per share, diluted	8.57	1.88	0.35	-1.51	-2.57	-1.24
Weighted average shares, basic	·	·	·	39,470	23,433	12,735
Weighted average shares, diluted	48,308	47,101	46,522	39,470	23,433	12,735

As filed with the SEC, each figure from the newest report that carries it, and linked to it. Nothing here is computed.A dot is a line not tagged for that period. ^r restated by the company in a later report; ^b a share figure put on the newest basis or filed in the wrong unit. Hover a figure for its filing and note.

What each line is, and the XBRL concept behind it

Revenue what customers paid for what it soldus-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

Interest and dividend income what its loans and securities earnedus-gaap:InterestIncomeOperating

Cost of revenue what it cost to make or buy what it soldus-gaap:CostOfRevenue

Gross profit revenue less the cost of what it soldus-gaap:GrossProfit

Research and development spent on inventing what it sells nextus-gaap:ResearchAndDevelopmentExpense

Sales and marketing the cost of finding and serving customersus-gaap:SellingAndMarketingExpense

General and administrative the cost of running the company itselfus-gaap:GeneralAndAdministrativeExpense

Total operating expenses the running costs togetherus-gaap:OperatingExpenses

Operating income profit from running the business, before interest and taxus-gaap:OperatingIncomeLoss

Total non-operating income (expense) everything outside the business, togetherus-gaap:NonoperatingIncomeExpense

Income before income taxes profit before taxus-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

Income tax expense tax charged on the period's profitus-gaap:IncomeTaxExpenseBenefit

Net income the profit or loss that belongs to the company's shareholdersus-gaap:NetIncomeLoss

Earnings per share, basic net income per share outstandingus-gaap:EarningsPerShareBasic

Earnings per share, diluted net income per share, counting every share that could be issuedus-gaap:EarningsPerShareDiluted

Weighted average shares, basic the average count of shares outstandingus-gaap:WeightedAverageNumberOfSharesOutstandingBasic

Weighted average shares, diluted the average count with every share that could be issuedus-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

SI Assistanton DUOL · research, not advice