Artiva reports 71% ACR50 in refractory RA at 6 months, FDA alignment for Phase 3 trial; Q1 net loss $23.5M

Artiva Biotherapeutics, Inc.

71% ACR50 response in company-sponsored Phase 2a at 6 months (5/7 patients); no relapses or new immunomodulatory agents.
FDA aligned on single Phase 3 registrational trial for AlloNK in ~150 refractory RA patients; ACR50 at 6 months primary endpoint.
Safety: no CRS, ICANS, or AlloNK-related discontinuations; outpatient administration in community rheumatology clinics.
Q1 net loss $23.5M; cash $86.8M expected to fund operations into Q2 2027.
ATM sales suspended under Sales Agreement with Leerink; agreement remains in effect.

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