Merck Acquires Imago BioSciences for $1.35 Billion

Merck to Acquire EyeBio for up to $3 Billion

May 29, 2024

Biotechnology

Merck (through a subsidiary) will acquire Eyebiotech Limited (EyeBio) for up to $3.0 billion — $1.3 billion upfront in cash plus up to $1.7 billion in development, regulatory and commercial milestones. The acquisition—expected to close in Q3 2024 and to be accounted for as an asset acquisition—adds EyeBio's ophthalmology-focused pipeline, including lead candidate Restoret (EYE103), to Merck's growing ophthalmology presence.

Merck & Co., Inc. Acquires VelosBio Inc.

November 5, 2020

Biotechnology

Merck & Co., Inc. will acquire all outstanding shares of clinical-stage biopharmaceutical company VelosBio for $2.75 billion in cash. The acquisition adds VelosBio's lead investigational antibody-drug conjugate VLS-101 and ROR1-directed pipeline assets to Merck's oncology portfolio and is expected to close by the end of 2020, subject to customary conditions.

Biogen Acquires Human Immunology Biosciences for up to $1.8B

May 22, 2024

Biotechnology

Biogen Inc. has agreed to acquire Human Immunology Biosciences (HI-Bio) for $1.15 billion upfront and up to $650 million in milestone payments, in a deal valued at up to $1.8 billion. The acquisition adds HI-Bio's lead asset felzartamab, an investigational anti-CD38 antibody with Phase 2 data in multiple renal immune-mediated diseases, to Biogen's immunology and rare-disease development capabilities.

SD Biosensor and SJL Partners Acquire Meridian Bioscience for $1.53B

July 7, 2022

Medical Devices

A consortium led by SD Biosensor and private equity firm SJL Partners agreed to acquire Meridian Bioscience in an all-cash transaction valued at approximately $1.53 billion ( $34.00 per share). The deal will take Meridian private and is intended to accelerate SD Biosensor's entry into the U.S. in-vitro diagnostics market while leveraging Meridian's U.S. distribution network and product portfolio.

Merck Acquires Prometheus Biosciences

June 16, 2023

Healthcare Services

Merck (MSD outside the United States and Canada) entered into a definitive agreement to acquire Prometheus Biosciences for $200 per share in cash, valuing the equity at approximately $10.8 billion. The acquisition was expected to close in the third quarter of 2023, and Merck later announced completion of the deal, making Prometheus a wholly owned subsidiary.

Merck to Acquire Acceleron Pharma Inc for $11.5B

September 30, 2021

Biotechnology

Merck (through a subsidiary) entered into a definitive agreement to acquire Acceleron Pharma Inc for $180 per share in cash, for an approximate total equity value of $11.5 billion. The transaction will be completed via a tender offer followed by a merger, and is expected to close in the fourth quarter of 2021, subject to conditions including regulatory approvals and tender of at least a majority of outstanding shares.