Rafael Holdings stock tumbles 25% as drug trial misses goal
Rafael Holdings Inc Class B (RFL) shares dropped 25% premarket after its Phase 3 trial for Trappsol Cyclo in Niemann-Pick Disease Type C missed the primary endpoint. The drug showed a 64% slowing of disease progression but lacked statistical significance (p=0.19). A subgroup analysis found significant results (p=0.046). The company plans to submit a New Drug Application by Q4 2026.
