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TRAX climbs on positive ANB033 Phase 1b topline in celiac trial

Oct 12, 2026, 10:14 AM EDT1 sourcesAI-analyzed

Why it may matterVerify against the original reporting

Immediate 18% rise on topline trial data indicates strong near-term pricing sensitivity to clinical readouts; historical biotech phase topline surprises can drive 10-30% swings, though sustainability depends on confirmatory data.

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What happened, with direct paths to the underlying reporting

First Tracks Biotherapeutics reported topline Phase 1b data for ANB033 in celiac disease, showing IL-15/IL-2 pathway blockade protects against gluten-induced damage. The stock advanced, underscoring potential upside if additional data confirms efficacy and safety. Key questions remain on durability, safety signals, and upcoming Cohort 1b readouts that will influence next-phase timing.

TRAX rose 18% on Phase 1b topline ANB033 results in celiac disease.
ANB033 is a CD122 antagonist blocking IL-15/IL-2 signaling.
Gluten challenge showed protection against intestinal damage and symptom worsening.
TRAX shares traded at $37.36 on Monday.

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