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LX2020

Phase 1

Arrhythmogenic Cardiomyopathy | Gene therapy | Cardiovascular |Lexeo Therapeutics, Inc.|Last Updated: Nov 12, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
UNCONTROLLEDDMC
Total Trials1
Total Enrollment10
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06109181Gene Therapy for ACM Due to a PKP2 Pathogenic VariantPHASE1 ACTIVE NOT_RECRUITING 10Feb 29, 2024Mar 1, 2027Nov 12, 20255 United States
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Study Endpoints
Primary Endpoints
Percentage of subjects who experienced at least 1 treatment emergent adverse event (TEAE) and/or 1 treatment emergent serious adverse event (TESAE).
12 months

Evaluation of Safety and Tolerability of LX2020

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Study Design & Arms
AllocationNA
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
LX2020EXPERIMENTALSingle ascending dose of LX2020, with a starting dose of 2.0 x10\^13 gc/kg, in multiple cohorts
Interventions
NameTypeDescription
LX2020GENETICLX2020 is an adeno-associated viral vector encoding the human Plakophilin-2 (PKP2) gene (AAVrh.10hPKP2)
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersNo
Study Sites5

Selected Inclusion Criteria: * Adults with a clinical diagnosis of ACM meeting the 2010 revised Task Force Criteria (TFC) * Genetic testing documenting a pathogenic or likely pathogenic variant in PKP2 * Frequent premature ventricular complexes (PVCs) * Implantable cardioverter-defibrillator (ICD) ...

Countries:United States
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Competitive Landscape -Arrhythmogenic Right Ventricular Cardiomyopathy 3 trials
CompanyTickerTrialsLead PhaseDrugs
Lexeo Therapeutics, Inc.LXEO3PHASE1LX2020
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT06109181primaryCompletionDate: changed
LOWMay 24, 2026NCT06109181studyFirstPostDate: changed