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BioMarin to Acquire Alesta Therapeutics for $275M to Develop Oral Rare Bone Disease Drug

other · 2026-08-19

BioMarin Pharmaceutical has reached an agreement to acquire Alesta Therapeutics for an initial payment of $275 million, with the possibility of an additional $215 million contingent on development and regulatory achievements. The definitive agreement, revealed on Tuesday, centers around an oral treatment for a rare bone disorder. This purchase enhances BioMarin's collection of therapies for genetic ailments, potentially providing a more user-friendly option compared to current injectable treatments. The transaction highlights continued investment in oral medications for specialized diseases. Finalization of the deal is dependent on standard closing conditions.

Key facts

  • BioMarin announced the acquisition on Tuesday.
  • The deal includes $275 million upfront.
  • Up to $215 million in milestone payments are possible.
  • Alesta Therapeutics is the acquired company.
  • The treatment targets a rare bone disease.
  • The therapy is intended to be the first oral option.
  • Payments are tied to development and regulatory milestones.
  • The acquisition strengthens BioMarin's rare disease portfolio.

Entities

Institutions

  • BioMarin
  • Alesta Therapeutics

Sources