424B51tm2230936-1424b5.htm424B5 TABLEOFCONTENTS ProspectusSupplement (ToProspectusdatedApril23,2021) FiledPursuanttoRule424(b)(5) RegistrationNo.333-255470 CanaanInc. UptoUS$750,000,000ClassAOrdinarySharesRepresentedbyAmericanDepositaryShares WehaveenteredintoanAtTheMarketOfferingAgreement,asamended,orthesalesagreement,withH.C.Wainwright&Co.,LLC,orWainwrightortheSalesAgent,datedApril8,2022,asamendedonNovember23,2022,relatingtothesaleofourAmericandepositaryshares,ortheADSs,eachonerepresenting15ofourClassAordinaryshares,parvalueUS$0.00000005pershare,offeredbythisprospectussupplement.Inaccordancewiththetermsofthesalesagreement,wemayofferandsellADSsrepresentingourClassAordinaryshareshavinganaggregateofferingpriceofuptoUS$750,000,000fromtimetotimethroughtheSalesAgent,assalesagentorprincipal. TheADSsaretradedontheNASDAQGlobalMarketunderthesymbol“CAN”.AsofNovember23,2022,thelastreportedsalepricefortheADSswasUS$2.70perADS. SalesofADSsrepresentingourClassAordinaryshares,ifany,underthisprospectussupplementwillbemadebyanymethodpermittedthatisdeemedan“atthemarketoffering”asdefinedinRule415undertheSecuritiesActof1933,asamended,ortheSecuritiesAct,includingsalesmadedirectlyonorthroughtheNASDAQGlobalMarketoranyotherexistingtradingmarketintheUnitedStatesforADSsrepresentingourClassAordinaryshares,salesmadetoorthroughamarketmakerotherthanonanexchangeorotherwise,directlytotheSalesAgentasprincipal,innegotiatedtransactionsatmarketpricesprevailingatthetimeofsaleoratpricesrelatedtosuchprevailingmarketpricesand/orinanyothermethodpermittedbylaw.IfweandtheSalesAgentagreeonanymethodofdistributionotherthansalesofADSsrepresentingourClassAordinarysharesonorthroughtheNASDAQGlobalMarketoranotherexistingtradingmarketintheUnitedStatesatmarketprices,wewillfileafurtherprospectussupplementprovidingallinformationaboutsuchofferingasrequiredbyRule424(b)undertheSecuritiesAct.Underthesalesagreement,theSalesAgentisnotrequiredtosellanyspecificnumberordollaramountofsecurities,butwillactasoursalesagentusingcommerciallyreasonableeffortsconsistentwithitsnormaltradingandsalespractices.Thereisnoarrangementforfundstobereceivedinanyescrow,trustorsimilararrangement. TheSalesAgentwillbeentitledtocompensationatacommissionrateupto3.0%ofthegrosssalespriceperADSsoldunderthesalesagreement.See“Planof Distribution”beginningonpageS-14foradditionalinformationregardingthecompensationtobepaidtotheSalesAgent.InconnectionwiththesaleoftheADSsonourbehalf,theSalesAgentwillbedeemedtobean“underwriter”withinthemeaningoftheSecuritiesActandthecompensationofsuchSalesAgentwillbedeemedtobeunderwritingcommissionsordiscounts.WehavealsoagreedtoprovideindemnificationandcontributiontotheSalesAgentwithrespecttocertainliabilities,includingliabilitiesundertheSecuritiesActortheSecuritiesExchangeActof1934,asamended,ortheExchangeAct. Investinginoursecuritiesinvolvesahighdegreeofrisk.Beforebuyinganysecurities,youshouldreviewcarefullytherisksanduncertaintiesdescribedundertheheading“RiskFactors”beginningonpageS-7ofthisprospectussupplement,onpage4oftheaccompanyingprospectusandinthedocumentsincorporatedbyreferenceintothisprospectussupplementandtheaccompanyingprospectus. NeithertheSecuritiesandExchangeCommissionnoranystatesecuritiescommissionhasapprovedordisapprovedofthesesecuritiesordeterminedifthisprospectussupplementistruthfulorcomplete.Anyrepresentationtothecontraryisacriminaloffense. H.C.Wainwright&Co. ProspectusSupplementdatedNovember25,2022 TABLEOFCONTENTS TABLEOFCONTENTS ProspectusSupplement S ABOUTTHISPROSPECTUSSUPPLEMENT 1 Pag S S THEOFFERING 5 PROSPECTUSSUPPLEMENTSUMMARY3 S S CAUTIONARYSTATEMENTREGARDINGFORWARD-LOOKINGSTATEMENTS 9 RISKFACTORS7 S S DIVIDENDPOLICY 11 USEOFPROCEEDS10 S S DILUTION 13 CAPITALIZATION12 S S TAXATION 16 PLANOFDISTRIBUTION14 S S EXPERTS 22 LEGALMATTERS21 S S INCORPORATIONBYREFERENCE 24 WHEREYOUCANFINDMOREINFORMATION23 ABOUTTHISPROSPECTUS 1 Prospectus OURCOMPANY 3 FORWARD-LOOKINGSTATEMENTS2 RISKFACTORS 4 CORPORATEINFORMATION3 USEOFPROCEEDS5 DESCRIPTIONOFSHARECAPITAL 6 1 2 DESCRIPTIONOFPREFERREDSHARES 5 DESCRIPTIONOFAMERICANDEPOSITARYSHARES7 2 2 DESCRIPTIONOFSUBSCRIPTIONRIGHTS 8 DESCRIPTIONOFWARRANTS7 3 3 ENFORCEABILITYOFCIVILLIABILITIES 1 DESCRIPTIONOFUNITS0 3 3 PLANOFDISTRIBUTION 3 TAXATION2 3 3 EXPERTS 7 LEGALMATTERS6 3 3 INCORPORATIONOFDOCUMENTSBYREFERENCE 9 WHEREYOUCANFINDMOREINFORMATIONABOUTUS8 S-i TABLEOFCONTENTS ABOUTTHISPROSPECTUSSUPPLEMENT ThisprospectussupplementandtheaccompanyingprospectusarepartofanautomaticshelfregistrationstatementthatwefiledwiththeSecuritiesandExchangeCommission,ortheSEC,usinga“shelf”registrationprocessandconsistsoftwoparts.Thefirstpartisthisprospectussupplement,whichdescribesthespecifictermsofthisoffering.Thesecondpart,theaccompanyingprospectus,givesmoregeneralinformation,someofwhichmaynotapplytothisoffering.Generally,whenwereferonlytothe“prospectus,”wearereferringtobothpartscombined.Thisprospectussupplementmayaddto,updateorchangeinformationintheaccompanyingprospectusandthedocumentsincorporatedbyre