Cash and Cash Equivalents - Cash and cash equivalents decreased from 135,704thousandto45,078 thousand, a significant drop of 66.8%[26] - Cash and cash equivalents decreased by 90.6millionto45.1 million as of June 30, 2024[38] - Fair value of cash equivalents as of June 30, 2024: 45.1million[82]−Unrestrictedcash,cashequivalents,andinvestmentstotaled94.5 million as of June 30, 2024[47] - As of June 30, 2024, the company had cash, cash equivalents, and investments of 94.5million[139]−AsofJune30,2024,thecompanyhadtotalstockholders′equityof67.2 million and cash, cash equivalents, and investments of 94.5million[168][172]TotalCurrentAssetsandLiabilities−Totalcurrentassetsdeclinedfrom141,084 thousand to 99,570thousand,adecreaseof29.459,447 thousand to 41,582thousand,areductionof30.116.842 million as of December 31, 2023 to 12.064millionasofJune30,2024[63]ResearchandDevelopmentExpenses−Researchanddevelopmentexpensesincreasedfrom16,781 thousand to 21,099thousand,up25.74.3 million during the three months ended June 30, 2024, compared to the same period in 2023[134] - Total direct research and development expenses for the six months ended June 30, 2024 were 20.13million,comparedto14.73 million in 2023[125] Net Income and Loss - Net income for the three months ended June 30, 2024 was 5,061thousand,comparedtoanetlossof18,791 thousand in the same period last year[28] - Net loss for the six months ended June 30, 2023, was 41.7million[38]−NetincomeforthethreemonthsendedJune30,2024,was5.06 million, compared to a net loss of 18.79millionforthesameperiodin2023[106]−NetlossforthesixmonthsendedJune30,2024,was29.80 million, compared to a net loss of 41.75millionforthesameperiodin2023[106]−Thecompanyincurrednetlossesof29.8 million and 41.7millionforthesixmonthsendedJune30,2024and2023,respectively[119]−Thecompanyincurredanetlossof29.8 million for the six months ended June 30, 2024, and 87.7millionfortheyearendedDecember31,2023[168]Stock−BasedCompensation−Stock−basedcompensationexpenserelatedtoemployeestockawardswas1,918 thousand for the three months ended June 30, 2024[31] - Stock-based compensation expense for the six months ended June 30, 2023, was 6.9million[38]−Stockoptioncompensationexpensewas4.4 million for the six months ended June 30, 2024, down from 6.5millioninthesameperiodof2023[72]−Employeestockpurchaseplanstock−basedcompensationexpenseforthesixmonthsendedJune30,2024:0.3 million[77] - Total stock-based compensation expense for the six months ended June 30, 2024: 4.7million[78]RevenueandCollaborations−RevenuefromcollaborationsforthesixmonthsendedJune30,2024was292 thousand, down 94.4% from 5,175thousandinthesameperiodlastyear[28]−Revenuefromcollaborationsdecreasedby2.6 million and 4.9million,respectively,forthethreeandsixmonthsendedJune30,2024[132]−Revenuefromcustomersdecreasedby3.2 million and 2.7million,respectively,forthethreeandsixmonthsendedJune30,2024[133]−Thecompanyrecognized0.3 million in revenue from collaborative arrangements related to upfront payments during the three months ended June 30, 2024[93] - The company recognized 1.8millioninrevenuefromcustomersrelatedtoupfrontpaymentsduringthethreemonthsendedJune30,2024[101]AccumulatedDeficit−Accumulateddeficitincreasedfrom486,797 thousand to 516,599thousand,reflectinga6.1516.6 million as of June 30, 2024[46] - The company has an accumulated deficit of 516.6millionasofJune30,2024[119]StockandEquity−Weightedaveragesharesofcommonstock,basicincreasedfrom43,215,478to156,444,408,asignificantriseof261.992,080 thousand to 67,229thousand,adeclineof27.092.1 million through a PIPE offering, issuing common stock, pre-funded warrants, and common warrants[66] - Pre-funded warrants outstanding decreased from 81,054,686 at January 1, 2024 to 76,929,155 at June 30, 2024 due to exercises[68] - Common warrant liability decreased from 27.596millionatJanuary1,2024to11.490 million at June 30, 2024 due to fair value changes[69] - Outstanding options as of June 30, 2024: 10,041,963 with a weighted average exercise price of 2.04andaremainingcontractualtermof8.20years[73]−OptionsvestedandexercisableasofJune30,2024:3,436,608withaweightedaverageexercisepriceof3.70 and a remaining contractual term of 5.97 years[73] - Weighted-average grant date fair value of options granted during the six months ended June 30, 2024: 0.74pershare[73]−StockoptionexchangeprograminJanuary2024:3,880,332eligibleoptionscanceledand1,906,153replacementoptionsgranted[74]−RestrictedstockunitsunamortizedexpensebalanceasofJune30,2024:43 thousand to be amortized over 3.0 years[75] - The company raised 92.1millioningrossproceedsfromaprivateplacementinOctober2023[172]PropertyandEquipment−Totalpropertyandequipmentnetvaluedecreasedfrom3.259 million as of December 31, 2023 to 2.797millionasofJune30,2024[57]−DepreciationexpenseforthesixmonthsendedJune30,2024was0.5 million, compared to 0.9millionforthesameperiodin2023[57]InterestIncomeandExpense−Thecompanyrecordedinterestincomeof0.9 million for the six months ended June 30, 2024, down from 1.7millioninthesameperiodof2023[61]−Interestincome,netdecreasedby0.6 million and 0.8millionforthethreeandsixmonthsendedJune30,2024,respectively,duetoageneraldecreaseinmarketinterestrates[138]OtherIncomeandExpenses−Otherincome,netincreasedby31.2 million and 17.6millionforthethreeandsixmonthsendedJune30,2024,respectively,duetothechangeinfairvalueofCommonWarrants[138]−Thecompanyrecordedincometaxexpenseof213.0 thousand for the six months ended June 30, 2024, primarily related to international operations[104] Cash Flow - Operating activities utilized 42.2millionofcashduringthesixmonthsendedJune30,2024,primarilyduetoanetlossof29.8 million[150] - Investing activities used 48.6millionofcashduringthesixmonthsendedJune30,2024,primarilydueto88.6 million in purchases of short-term investments[151] - Net cash provided by financing activities was 262.0thousandduringthesixmonthsendedJune30,2024,primarilyfromESPPpurchases[152]−Maturitiesofshort−terminvestmentsprovided45.0 million in cash during the six months ended June 30, 2023[38] Future Funding and Capital Requirements - The company expects its existing cash and investments to fund operations for at least 12 months[49] - The company may seek additional funding through equity offerings, debt financings, or collaborations[49] - The company believes its existing cash, cash equivalents, and investments will fund planned operating expenses and capital expenditures for at least the next twelve months[143] - The company may raise additional capital on an opportunistic basis to fund operations[143] - The company's existing cash, cash equivalents, and investments are expected to fund operations for at least 12 months following the report date[175] - The company's future capital requirements depend on factors such as clinical trial costs, regulatory approval timelines, and commercialization expenses[173] - The company's ability to raise additional funds may be limited by market conditions and SEC regulations, potentially impacting its development and commercialization efforts[176][177] Clinical Trials and Drug Development - The company is focused on developing therapeutics for viral and liver diseases, including MASH, CHB, and coronaviruses[44] - The company has not generated any product revenue to date[45] - ALG-055009, the company's potential best-in-class THR-β agonist for MASH, completed Phase 1 studies and initiated Phase 2a HERALD study with topline data expected in early Q4 2024[113] - ALG-000184, the company's CAM-E for CHB, demonstrated sustained HBV DNA suppression in 90% of HBeAg-positive CHB subjects and complete suppression in 100% of HBeAg-negative CHB subjects in Phase 1b studies[116] - The company received supportive feedback from the FDA regarding chronic suppressive therapy with ALG-000184, with the potential for superiority to standard of care in future clinical studies[116] - The company selected two lead molecules for small molecule inhibitors of PD-L1 and completed scale-up for further advancement towards clinical development[116] - ALG-097558 is at least 6-fold more potent than nirmatrelvir and other PIs in clinical development against SARS-CoV-2 variants, including Omicron[117] - The projected efficacious dose range for ALG-097558 to treat SARS-CoV-2 is 200-600 mg Q12 x 5 days[117] - The company expects to receive approximately 13.8millioninfundsfromNIHawardsandcontractstosupportcoronavirus−relatedactivities[118]−ThecompanyenteredintoaclinicaltrialcollaborationandsupplyagreementwithAmoytopinJuly2024toevaluatetheefficacyandsafetyofALG−000184incombinationwithPEGBINGR◯inCHBpatientsinChina[111]−ThecompanyhalteddevelopmentofALG‑010133inJanuary2022duetoinsufficientHBsAgreductionatprojectedefficaciousdoses,anddiscontinuedALG‑020572inMarch2022duetoseriousadverseevents[210]−ThesiRNAdrugcandidateALG−125755showedevidenceofHBsAgloweringinPhase1studies,butfurtheradvancementrequiresadditionalexternalfunding[211]−ThecompanyisinvestingsignificantresourcesindevelopingtreatmentsforMASH,includingALG−055009,currentlyinPhase2atrials,butsuccessisnotguaranteed[220]RegulatoryandCompliance−Thecompanyhasnotpreviouslysubmittedanewdrugapplication(NDA)totheFDA,andregulatoryapprovalfordrugcandidatesisuncertain[197]−ThecompanyplanstoseekregulatoryapprovalfordrugcandidatesintheUnitedStatesandselectforeigncountries,requiringcompliancewithvaryingregulatoryrequirements[199]−RegulatoryapprovalprocessesbytheFDA,EMA,andotherauthoritiesarelengthy,unpredictable,andmayrequireadditionalstudiesortrialsbeyondinitialplans[204][206]−Thecompanymayfailtoobtainregulatoryapprovalifclinicaltrialresultsdonotmeetstatisticalsignificanceorifmanufacturingprocessesaredeemeddeficient[206]−Evenifapproved,regulatoryauthoritiesmaylimitindications,requirecostlypost−marketingtrials,orrestrictlabelingclaims,impactingcommercializationprospects[208]−Thecompanyhasnotyetobtainedregulatoryapprovalforanydrugcandidate,andthereisnoguaranteethatcurrentorfuturecandidateswillbeapproved[205]−Delaysorfailuresinclinicaltrialscouldsignificantlyharmthecompany′sbusiness,financialcondition,andabilitytogeneraterevenue[209]−FailuretocomplywithNasdaq′scontinuedlistingrequirementscouldresultindelisting,negativelyimpactingthecompany′sstockpriceandaccesstocapitalmarkets[181][182]−Thecompany′scommonstockbegantradingontheNasdaqCapitalMarketonMarch6,2024,withacomplianceperiodendingonSeptember3,2024,toregaintheminimumbidpricerequirementof1.00 per share[183] - A reverse stock split is expected to be completed in August 2024, aiming to achieve a share price exceeding 1.00tocomplywithNasdaqlistingstandards[185]−ThecompanyfacespotentialdelistingfromNasdaq,whichcouldnegativelyimpactstockliquidity,tradingvolume,andtheabilitytoraisecapital[187]RisksandUncertainties−Thecompanyexpectstocontinueincurringsignificantlossesfortheforeseeablefutureandmayneverachieveprofitability[166][168]−Thecompany′sabilitytogeneraterevenuedependsonsuccessfulcompletionofclinicaltrials,regulatoryapprovals,andcommercializationofdrugcandidates[169][170]−Thecompany′soperatingresultsmayfluctuatesignificantlyduetofactorssuchasclinicaltrialenrollment,regulatoryapprovals,andmanufacturingcosts[178][179]−Healthpandemicsorepidemicscouldmateriallyadverselyaffectthecompany′sbusiness,particularlyinregionswithsignificantmanufacturingfacilitiesorclinicaltrialsites[188]−COVID−19−relatedrestrictions,includingshelter−in−placeorders,havepreviouslydisruptedthecompany′soperationsandcouldcontinuetoimpactproductivityandclinicalprograms[189]−Supplychaindisruptionsduetohealthpandemicsorepidemicsmaydelayorlimitthecompany′sabilitytoobtainmaterialsfordrugcandidates[190]−Clinicaltrialsmaybedelayedduetohealthpandemics,affectingsiteinitiation,patientenrollment,andtheabilitytorecruitandretaininvestigators[191]−Thecompany′sdrugcandidatesareinearly−stagedevelopment,withclinicaltrialsinitiatedinmultiplecountries,butthereisnoguaranteeofefficacyorsafety[194]−ClinicaltrialsfordrugcandidatesarebeingconductedinmultiplecountriesincludingNewZealand,HongKong,andtheUnitedKingdom,withpotentialfuturetrialsinadditionalregions[214]−Delaysinclinicaltrialscouldharmthecommercialprospectsofdrugcandidates,increasecosts,andallowcompetitorstobringproductstomarketfirst[215]−Potentialdisruptionsfromanotherpandemicorepidemiccouldaffectclinicaltrialsites,patientenrollment,andsupplychainformaterials,particularlyimpactingtrialsforALG‑055009,ALG−000184,andALG−097558[216]−TheBIOSECUREAct,ifenacted,couldrestrictthecompany′sabilitytocollaboratewithcertainChinesebiotechnologycompanies,potentiallyimpactingcontractualrelationships[217]−Principalinvestigatorsforclinicaltrialsmayhavefinancialrelationshipswiththecompany,whichcouldraiseconcernsaboutdataintegrityandregulatoryapproval[218]LicensingandCollaborationAgreements−LicenseagreementwithEmoryUniversity:potentialmilestonepaymentsupto125.0 million and tiered single-digit royalties on net sales[86] - License agreement with Luxna Biotech: potential milestone payments up to 55.5millionandlow−singledigitroyaltypercentageonnetsales[90]−ThecompanyenteredintoaResearch,LicensingandCommercializationAgreementwithKULeuven,withpotentialpaymentstotalingupto62.0 million for commercial sales and development milestones, and a low-to-mid-single digit royalty percentage on net sales[91] - The company received an upfront payment of 12millionfromMerckandiseligibleforupto458.0 million in development and commercialization milestones, plus tiered royalties on net sales[92] - The company received an additional upfront payment of 15millionfromMerckforasecondMASHtarget,withpotentialpaymentsofupto460.0 million in milestones and tiered royalties[93] - The company received an upfront payment of 7.0millionfromAmoytop,withpotentialpaymentsofupto109.0 million in development and commercialization milestones and tiered royalties[100] - The company received an additional upfront payment of 1.5millionfromAmoytopinMay2024foranine−monthextensionoftheDevelopmentAgreement[100]GrantsandAwards−Thecompanywasawardeda1.1 million grant by the NIH in 2022, with additional grants of 1.4millionin2023and1.5 million in 2024[95][97] - The company was awarded an 8.5millioncontractbytheNIAIDin2023,withanadditional1.3 million awarded in 2024, bringing the total contract value to 9.8million[97]−Thecompanyexpectstoreceiveapproximately13.8 million in funds from NIH awards and contracts to support coronavirus-related activities[118] General and Administrative Expenses - General and administrative expenses decreased by 2.9millionduringthethreemonthsendedJune30,2024,comparedtothesameperiodin2023[135]−Generalandadministrativeexpensesdecreasedby4.7 million during the six months ended June 30, 2024, primarily due to reduced legal and IP spend, facility expenses, and employee-related costs[137] Nonclinical Development - Nonclinical development is a complex and lengthy process, often taking several years or more per program, with potential delays due to regulatory requirements, study design consensus, and global-scale events[203]