Financial Performance - Net cash used in operations increased by 9,753,000to20,601,000 in 2020, compared to 10,848,000in2019,drivenbyhigherresearchanddevelopmentactivities[196].−Thecompanyraisedanettotalof197.7 million from public and private offerings since inception, with 27.1millioninunrestrictedcashavailableasofDecember31,2020[195].−Otherincomefor2020included66,000 in interest income, offset by 87,000ininterestexpenserelatedtodebtdiscountamortization[189].−Thecompanyhasnotgeneratedanyrevenuetodateandisdependentonadditionaloutsidecapitalforfutureoperations[182].ResearchandDevelopment−Researchanddevelopmentexpensesincreasedby1417,467,000 in 2019 to 17,976,000in2020,primarilyduetocostsrelatedtotheNAVIGATEclinicaltrial[185].−Clinicalprogramexpensesrosefrom4,826,000 in 2019 to 14,229,000in2020,reflectingincreasedactivitiesinclinicaltrials[186].−Thecompanyexpectstorequireanadditional45-50milliontocovercostsfortheNAVIGATEPhase2b/3clinicaltrial,withaninterimanalysisestimatedforthesecondhalfof2023[195].−TheimpactofCOVID−19hascauseddelaysinclinicaltrialsanddevelopmentefforts,affectingthecompany′soperationsandcapitalmarketaccess[187].AdministrativeExpenses−Generalandadministrativeexpensesdecreasedby85,971,000 in 2019 to 5,468,000in2020,mainlyduetoreductionsinlegalandinvestorrelationsexpenses[188].FinancialReportingandEstimates−Significantestimatesinfinancialreportingincludestockoptionvaluations,accruedliabilities,anddeferredincometaxes,whichrequiremanagement′sjudgment[207].−Researchanddevelopmentexpensesarechargedasincurred,withsignificantfactorsforestimatingaccrualsincludingpatientenrollmentandactiveclinicalsites[210].−Stock−basedcompensationismeasuredatgrantdatefairvalueandrecognizedasexpenseovertheserviceperiod,includingestimatesforforfeitures[211].LiquidityandCapitalResources−TheCompanyhasnotcreatedanyoff−balancesheetentitiesthatcouldmateriallyaffectliquidityorcapitalresources[206].−TheCompanyisnotexposedtosignificantmarketrisksduetothenatureofitsoperationsandabsenceofdebtasofDecember31,2020[212].−TheCompanyhasnotdrawnona10 million unsecured line of credit available from a stockholder and director [195]. Lease Obligations - The Company entered into a one-year operating lease for office and lab space in Natick, MA, at a rate of $15,000, which has continued on a month-to-month basis since October 1, 2013 [204].