# Biogen Acquires RayThera for Up to $1 Billion to Expand Immunology Pipeline

> ma · REPORTED · 2026-06-23

US biotech Biogen announced it is acquiring RayThera for up to $1 billion to expand its immunology pipeline, as reported in late June 2026. The deal adds new immunology assets to Biogen's portfolio as the company continues to diversify beyond its neuroscience roots.

- Company: Biogen
- Sector: biotech
- Primary source: https://www.thepharmaletter.com/us-fda

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Source: MedFuel Intel news monitor. Verification tier: REPORTED. Informational only, not investment advice. Corrections: media@medfuelinc.com.