Blueprint Medicines To Be Acquired by Sanofi for $9.5 Billion

Deal News | Jun 02, 2025 | Goodwins

Blueprint Medicines Corporation has entered into a definitive agreement to be acquired by Sanofi for approximately $9.5 billion, including contingent value rights. Sanofi will pay $129 per share of Blueprint’s common stock in an all-cash transaction. Additionally, stockholders will receive non-tradable contingent value rights (CVRs) entitling them to potential milestone payments based on the achievement of certain development and regulatory endpoints for BLU-808. The deal is subject to customary closing conditions and regulatory approvals and is expected to conclude in the third quarter of 2025. Blueprint Medicines, a NASDAQ-listed biopharmaceutical company, focuses on creating life-changing drugs for allergy/inflammation and oncology/hematology. They have a successful track record with two approved medicines, including AYVAKIT/AYVAKYT. Goodwins provided legal advisory services for the transaction.

Sectors

  • Biopharmaceuticals
  • Mergers and Acquisitions

Geography

  • United States – Blueprint Medicines is a U.S.-based company listed on the NASDAQ, indicating its primary operations and market are in the United States.
  • Global – Sanofi is a multinational company and the transaction has implications on a global scale in the pharmaceutical industry.

Industry

  • Biopharmaceuticals – The article centers on Blueprint Medicines, a biopharmaceutical company developing treatments for severe diseases, indicating its relevance to the biopharmaceutical industry.
  • Mergers and Acquisitions – The transaction between Sanofi and Blueprint Medicines is a significant M&A event, which is a key part of the investment and corporate finance industry.

Financials

  • 9.5 billion – Total equity value of the transaction on a fully diluted basis, including contingent value rights.
  • 129 – Cash payment per share of Blueprint common stock.
  • 2.00 and 4.00 – Potential milestone payments per CVR for achieving certain development and regulatory milestones for BLU-808.

Participants

NameRoleTypeDescription
Blueprint Medicines CorporationTargetCompanyA global biopharmaceutical company engaged in the development of therapies for allergy/inflammation and oncology/hematology.
SanofiBidding CompanyCompanyA global healthcare leader that is acquiring Blueprint Medicines.
GoodwinsLegal AdvisorCompanyProvided legal advisory services to Blueprint Medicines in the acquisition by Sanofi.