Product Development - Quince Therapeutics is focused on developing EryDex, a treatment for A-T, with a global market opportunity exceeding 1billion[145].−ThePhase3NEATclinicaltrialforEryDexisexpectedtobeginenrollmentinQ22024,targetingapproximately86patientsaged6to9and20patientsaged10andolder[161].−EryDexhasreceivedorphandrugdesignationfromtheU.S.FDAandEUECforthetreatmentofA−T[163].−ThepreviousATTeSTPhase3trialinvolved176patientsandevaluatedtwodosesofEryDex,withaprimaryefficacyendpointbasedonneurologicalsymptomsmeasuredbymICARS[166].−ThecompanyplanstosubmitaNewDrugApplication(NDA)totheFDAin2026,contingentonpositiveNEATtrialresults[162].−EryDexisdesignedtoimprovethepharmacokineticsandbiodistributionofDSP,acorticosteroid,toenhancesafetyandefficacy[156].−ThecompanyaimstoexploreadditionalindicationsforEryDexinrarediseaseswherecorticosteroidtreatmentisstandardbutlimitedbysafetyconcerns[154].−TheNEATtrialwillbeconductedunderaSpecialProtocolAssessment(SPA)agreementwiththeFDA,facilitatingNDAsubmissionpost−trial[162].FinancialPerformance−Researchanddevelopmentexpensesincreasedby14.63.7 million for the three months ended March 31, 2024, compared to 3.2millionforthesameperiodin2023[185].−EryDexdevelopmentcostsroseby2.7 million due to Phase 3 NEAT clinical trial start-up costs, primarily from a 2.4millionincreaseinclinicaltrialcosts[186].−Generalandadministrativeexpensesincreasedby29.95.0 million for the three months ended March 31, 2024, from 3.8millionforthesameperiodin2023[190].−Afairvalueadjustmentforcontingentconsiderationresultedina2.5 million charge for the three months ended March 31, 2024, related to the EryDel acquisition [191]. - Interest income increased by 26.7% to 0.887millionforthethreemonthsendedMarch31,2024,comparedto0.700 million for the same period in 2023 [185]. - The net loss for the three months ended March 31, 2024, was 11.149million,adecreaseof9.012.254 million for the same period in 2023 [185]. - No intangible asset impairment charges were recognized during the three months ended March 31, 2024, compared to a 5.9millionchargeinthesameperiodof2023[193].−ThecompanyanticipatesasignificantincreaseinresearchanddevelopmentexpensesasitpreparestobeginenrollmentforthePhase3NEATclinicaltrial[177].−Personnel−relatedcostsdecreasedby0.4 million during the three months ended March 31, 2024, compared to the same period in 2023 [188]. - As of March 31, 2024, the company had an accumulated deficit of 330.8millionandincurredanetlossof11.1 million for the three months ended March 31, 2024 [198]. Funding and Cash Flow - The company has financed operations through the issuance of convertible promissory notes and redeemable convertible preferred stock, receiving net proceeds of approximately 303.9millionsinceinception[199].−Cash,cashequivalents,andshort−terminvestmentswere67.8 million as of March 31, 2024, down from 75.1millionasofDecember31,2023[200].−Thecompanybelievesexistingcapitalresourceswillfundoperationsintoatleast2026,excludingcostsassociatedwithin−licensingactivities[201].−Substantialadditionalfundingwillbeneededtosupportongoingoperationsanddevelopmentstrategies,withpotentialrelianceonequityordebtfinancing[202].−Netcashusedinoperatingactivitieswas8.4 million for the three months ended March 31, 2024, primarily due to the net loss [209]. - Cash provided by investing activities was 8.9millionforthethreemonthsendedMarch31,2024,mainlyfrommaturitiesofshort−terminvestments[211].−Cashprovidedbyfinancingactivitieswas0.2 million for the three months ended March 31, 2024, from the exercise of stock options [212]. - The fair value of long-term contingent consideration related to the EryDel acquisition is 60.3million,withashort−termportionof4.7 million as of March 31, 2024 [214]. - The company has approximately $14.3 million in cancellable future operating expense commitments based on existing contracts as of March 31, 2024 [214].