argenx positive FB102 Phase 2 results; moves to Phase 3 for celiac disease
Oct 8, 2026, 1:11 AM EDT2 sourcesAI-analyzed
Why it may matterVerify against the original reporting
Strong Phase 2 results with a clear path to Phase 3 and a high-interest asset acquired recently; potential upside if Phase 3 confirms efficacy and safety; risk remains on Phase 3 outcomes and competitive dynamics.
AI summary
What happened, with direct paths to the underlying reporting
argenx announced positive Phase 2 results for FB102, a first-in-class CD122 inhibitor, in adults with celiac disease. The primary endpoint—change in villus height-to-crypt depth at day 78—was met (p=0.0176), with supporting histologic, inflammatory, and symptomatic signals and no new safety concerns. The data, obtained after acquiring Forte Biosciences in Aug 2026, support Phase 3 development and potential broader autoimmune applications.
FB102 met primary endpoint: Vh:Cd ratio improved at day 78 (p=0.0176).
Phase 2 results show histologic, inflammatory, and symptomatic signals.
ARGX to push FB102 into Phase 3 after Forte Biosciences acquisition in Aug 2026.
FDA Fast Track designation cited; celiac disease has no approved therapies.
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