Financial Performance - The company reported a net loss of 98.4millionfortheninemonthsendedSeptember30,2024,comparedtoanetlossof88.8 million for the same period in 2023, with an accumulated deficit of 554.8millionasofSeptember30,2024[81].−NetlossforthethreemonthsendedSeptember30,2024,was32.3 million, compared to a net loss of 30.6millioninthesameperiodof2023[93].−Thecompanyused82.1 million in cash for operating activities during the nine months ended September 30, 2024, reflecting a net loss of 98.4million[116].−CashusedinoperatingactivitiesfortheninemonthsendedSeptember30,2023,was83.5 million, with a net loss of 88.8million[117].−Thecompanyhadanetcashdecreaseof14.2 million for the nine months ended September 30, 2024[115]. Revenue Generation - The company has not recognized any revenue from product sales to date and does not expect to generate revenue in the foreseeable future[82]. - Revenue for the three months ended September 30, 2024, was 3.0millionfromalicenseagreement,arecognitionofperformanceobligationsrelatedtotheexclusivelicense[94].−ThecompanyrecognizesrevenueunderASC606,reflectingtheconsiderationexpectedtobereceivedforgoodsorservices[120].ResearchandDevelopment−PRT3789,afirst−in−classSMARCA2degrader,iscurrentlyinPhase1clinicaldevelopment,withinitialdatashowingpartialresponsesin4outof26evaluablepatientswithadvancedNSCLCoresophagealcancers[78].−ThecompanyinitiatedaPhase2clinicaltrialforPRT3789incombinationwithKEYTRUDAR◯inpatientswithSMARCA4−mutatedcancers[78].−PRT2527,aselectiveCDK9inhibitor,hasshownhighlevelsoftargetinhibitionandafavorablesafetyprofileinaPhase1multi−doseescalationstudy[80].−ThecompanyexpectstocompletethemonotherapydoseescalationforPRT2527inB−cellmalignanciesin2024,withinterimdatatobepresentedattheAmericanSocietyofHematologyAnnualMeetinginDecember2024[80].−Thecompanyanticipatessignificantincreasesinresearchanddevelopmentexpensesinthecomingyearsasitconductsclinicaltrialsandpreparesregulatoryfilings[88].−Researchanddevelopmentexpensesincreasedfrom26.3 million in Q3 2023 to 29.5millioninQ32024,primarilyduetoincreasedchemistry,manufacturing,andcontrolscosts[95].−FortheninemonthsendedSeptember30,2024,researchanddevelopmentexpensestotaled86.4 million, up from 73.1millioninthesameperiodof2023,anincreaseof13.3 million[102]. Operating Expenses - Total operating expenses for Q3 2024 were 37.4million,upfrom33.4 million in Q3 2023, reflecting an increase of 3.99million[93].−Generalandadministrativeexpensesrosefrom7.1 million in Q3 2023 to 7.9millioninQ32024,drivenbyhigherprofessionalfees[97].−GeneralandadministrativeexpensesfortheninemonthsendedSeptember30,2024,were22.5 million, compared to 21.8millioninthesameperiodof2023[105].CashandFinancing−AsofSeptember30,2024,thecompanyhad153.6 million in cash, cash equivalents, and marketable securities, expected to fund operations into 2026[109]. - The company had 400millionremainingunderthe2024ShelfRegistrationStatementasofSeptember30,2024,whichwasdeclaredeffectiveonJune10,2024[112].−AsofSeptember30,2024,therewas187 million remaining under the 2021 Shelf Registration Statement, which expires on November 24, 2024[113]. - The company expects to finance operations through equity offerings, debt financings, collaborations, and strategic alliances until substantial product revenue is generated[114]. - Net cash provided by investing activities was 68.1millionfortheninemonthsendedSeptember30,2024,primarilyfrom114.2 million in proceeds from maturities of marketable securities[118]. - Net cash used in financing activities for the nine months ended September 30, 2024, was primarily for principal payments on finance leases and offering costs related to the shelf registration statement[119]. - The company may need to relinquish valuable rights to technologies or future revenue streams if additional funds are raised through collaborations or strategic alliances[114]. Partnerships and Collaborations - A license agreement with Pathos AI, Inc. was established, granting an exclusive license for the PRMT5 inhibitor, PRT811, resulting in a 3.0millionupfrontpaymentandpotentialmilestonepaymentstotalingupto137 million[83]. - The partnership with AbCellera aims to develop precision antibody drug conjugates, with the first preclinical data demonstrating potent activity in various cancer models[78]. - The company has a diverse pipeline targeting high unmet medical needs, including multiple distinct programs such as kinases and precision antibody drug conjugates[76].