Financial Performance - Total revenue for 2024 was 33,279,000,asignificantincreasefrom14,017,000 in 2023, representing a growth of 137%[714] - Operating expenses increased to 197,491,000in2024from151,078,000 in 2023, marking a rise of 30.7%[714] - The net loss for 2024 was 147,791,000,comparedtoanetlossof84,027,000 in 2023, indicating a 75.9% increase in losses[714] - Cash and cash equivalents decreased to 103,659,000in2024from129,566,000 in 2023, reflecting a decline of 20%[713] - Total current assets fell to 123,518,000in2024,downfrom159,622,000 in 2023, a decrease of 22.6%[713] - Total liabilities increased to 201,924,000in2024from188,567,000 in 2023, an increase of 7.1%[713] - Shareholders' equity decreased significantly to 67,827,000in2024from138,177,000 in 2023, a decline of 50.9%[713] - The company reported a basic and diluted net loss per ordinary share of 2.12for2024,comparedto1.49 for 2023[714] - The segment net loss for 2024 was 147,791,000,comparedtoanetlossof84,027,000 in 2023, indicating a worsening financial performance[814] Capital and Funding - The company requires additional capital to fund operations, which may not be available on acceptable terms[14] - The Company’s capital resources have been primarily funded through collaboration agreements and equity offerings[727] - The Company raised gross proceeds of 8.4millionthroughthesaleof1,508,517ordinarysharesunderthe"at−the−market"equityofferingprogramduringtheyearendedDecember31,2024[842]−TheCompanycompletedapublicofferingof12,500,000ordinarysharesatapriceof4.00 per share, resulting in gross proceeds of 50.0 million on August 12, 2024[843] Research and Development - The company is heavily dependent on the success of its product candidates, which are still in development, and if none receive regulatory approval, the business may be harmed[14] - Clinical trials are expensive and time-consuming, with uncertain outcomes, and the company may encounter substantial delays[14] - The Company incurred research and development costs with Johnson & Johnson Innovative Medicine responsible for up to 100% of the costs, depending on the type of services performed[795] - Research and development costs are charged to expense as incurred, including employee-related expenses and costs associated with clinical studies[800] - The Company recorded reductions to research and development expenses of 5.5 million and 5.1millionfortheyearsendedDecember31,2024and2023,respectively,relatedtotaxincentiveprograms[736]RegulatoryandCompliance−Thecompanyissubjecttosignificantregulationregardingthemanufacturingofitsproducts,anditsmanufacturingfacilitiesmaynotcontinuetomeetregulatoryrequirements[14]−TheCompanyhasnotrecognizedaprovisionforobsoleteandexcessinventoryasofDecember31,2024[734]CompetitionandMarketEnvironment−Thecompanyfacessignificantcompetitioninarapidlychangingtechnologicalenvironment,whichmayaffectitsfinancialconditionandabilitytomarketitsproductcandidates[21]−Thecompanydependsonproprietarytechnologylicensedfromothers,andlosingtheselicensescouldhinderitsabilitytodevelopproductcandidates[21]TaxandDeferredTax−TheCompanyrecordedunrecognizedtaxpositionsof2.2 million and 2.0millionasofDecember31,2024and2023,respectively[805]−TheCompanyhasrecordedafullvaluationallowanceagainstitsdeferredtaxassets,indicatingmanagement′sassessmentthatitismorelikelythannotthattheseassetswillnotbefullyrealized[852]−TheCompanyrecordedadeferredtaxassetof155.2 million as of December 31, 2024, compared to 130.3millionin2023,primarilyduetonetoperatinglosscarryforwardsincreasingfrom70.7 million to 85.3million[852]−ThetotaldeferredtaxexpensefortheCompanywas24.0 million in 2024, compared to 9.7millionin2023,reflectingasignificantincreaseindeferredtaxliabilities[852]CollaborationAgreements−TheCompanyreceivedanon−refundableupfrontcashpaymentof65.0 million from Janssen in December 2023 under the Asset Purchase Agreement[720] - Janssen agreed to pay future contingent consideration of up to 350.0million,includingmilestonepaymentsof50.0 million for initiating a Phase 3 clinical trial and 175.0 million upon the first commercial sale of the RPGR Product in the U.S.[720] - Under the Collaboration Agreement with Johnson & Johnson Innovative Medicine, the Company received a non-refundable upfront fee of 100.0 million and a milestone payment of 30.0millioninDecember2021[856]AssetManagement−Long−livedassetsdecreasedfrom157,356,000 in 2023 to 136,473,000in2024,withnotabledeclinesinassetslocatedintheUnitedStatesandtheEuropeanUnion[816]−Thebalanceofassetretirementobligationsincreasedfrom2,401,000 in 2023 to 2,821,000in2024,reflectingachangeinestimateof345,000[763] Share-Based Compensation - The total share-based compensation expense for the year ended December 31, 2024, was 25.2million,adecreasefrom27.7 million in 2023[841] - The total compensation expense related to unvested options as of December 31, 2024, was 8.5million,expectedtoberecognizedover3.2years[836]−ThetotalcompensationexpenserelatedtounvestedRSUsasofDecember31,2024,was21.9 million, expected to be recognized over 3.3 years[839] - The Company recorded share-based compensation expense of 15.2millionforRSUsin2024,comparedto14.1 million in 2023[838] Revenue Recognition - The Company recognizes revenue based on the control of promised goods or services, following ASC 606, and evaluates performance obligations to determine revenue recognition[782] - The Company recognizes revenues from nonrefundable, up-front fees allocated to licenses when the license is transferred and the licensee can benefit from it[792] - The Company’s collaboration revenue is recognized using the cost-to-cost input method under ASC 606, reflecting the progress towards completion of performance obligations[864] - The company recognized 33.3millionofservicerevenueduringtheyearendedDecember31,2024,whichincluded14.0 million of deferred revenue recognized as service revenue[876]