ZAI LAB(US:ZLAB) Goldman Sachs·2025-04-21 03:00Investment Rating - The report maintains a "Buy" rating for Zai Lab (ZLAB) with a 12-month price target of $53.91, indicating an upside potential of 82.5% from the current price of $29.54 [10][11]. Core Insights - The competitive landscape for generalized Myasthenia Gravis (gMG) treatment is evolving, particularly with the positive Phase 3 results of telitacicept, which has implications for Zai Lab's efgartigimod [1]. - Efgar's competitive profile is highlighted by its quick treatment onset and durable symptom improvement, making it a favorable option for refractory gMG patients [1][4]. - Zai Lab is transitioning from a licensing-in model focused on China to a dual engine model that includes in-house development and global opportunities, which is expected to enhance its R&D progress [9]. Summary by Sections Competitive Landscape - The report discusses the competitive dynamics in gMG treatment, noting that while telitacicept shows deep patient response, efgar demonstrates quicker symptom relief, which is crucial for patient adoption [4][8]. - The treatment duration is a significant differentiator, with efgar accumulating clinical evidence for long-term usage, while RC18 is positioned as a long-term maintenance therapy [4][5]. Clinical Data Comparison - Efgar shows a mean change of -5.13 in MG-ADL score at week 21, compared to RC18's -5.74 at week 24, indicating efgar's quicker onset of symptom improvement [9]. - The report emphasizes the variability in placebo profiles across clinical trials, suggesting caution in cross-trial comparisons [8]. Market Position and Future Outlook - Zai Lab's efgar is positioned favorably due to its two-year lead in NRDL coverage and endorsements from clinical guidelines in both China and the US [8]. - The report anticipates that Zai Lab's global pipeline will attract more market interest starting in 2025, as the company becomes more selective in its licensing deals [9].