Biogen completes acquisition of RayThera
BIIB•Lead program status
RayThera’s lead program entered Phase 1 development in July 2026.
Biogen completes RayThera acquisition
Biogen completed its acquisition of privately held RayThera, adding small-molecule immunology programs to its pipeline.
The deal expands Biogen’s immunology portfolio with multiple assets targeting immune-mediated conditions across several indications.
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