Amgen Acquires Teneobio for $900M with Up to $1.6B in Milestones

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.

Amgen Acquires ChemoCentryx

August 4, 2022

Biotechnology

Amgen agreed to acquire ChemoCentryx for $52 per share in cash (approximately $3.7 billion enterprise value), gaining TAVNEOS (avacopan), a first-in-class oral therapy for ANCA-associated vasculitis. The deal, unanimously approved by both boards, is intended to strengthen Amgen's inflammation and nephrology portfolio and is expected to close following stockholder and regulatory approvals.

Amgen Completes Acquisition of Horizon Therapeutics plc

October 6, 2023

Biotechnology

Amgen completed the acquisition of Horizon Therapeutics plc for $116.50 per share in cash, valuing the transaction at approximately $27.8 billion. The deal expands Amgen's inflammation and rare-disease portfolio by adding Horizon's medicines (including TEPEZZA, KRYSTEXXA and UPLIZNA) and strengthens Amgen's biologics R&D, manufacturing and global commercial capabilities.

Genmab Acquires ProfoundBio for $1.8 Billion

April 3, 2024

Biotechnology

Genmab A/S will acquire clinical-stage biotech ProfoundBio, Inc. in an all-cash transaction valued at USD 1.8 billion to obtain worldwide rights to ProfoundBio's pipeline of antibody-drug conjugates (ADCs), including rinatabart sesutecan (Rina-S). The deal is intended to broaden and strengthen Genmab's oncology and ADC capabilities and is expected to close in the first half of 2024, subject to customary conditions.

AbbVie to Acquire ImmunoGen for $10.1 Billion

November 30, 2023

Biotechnology

AbbVie has entered into a definitive agreement to acquire ImmunoGen for $31.26 per share in cash, valuing the company at approximately $10.1 billion. The deal gives AbbVie commercial rights to ELAHERE (mirvetuximab soravtansine-gynx) and ImmunoGen's ADC pipeline, expanding AbbVie's oncology capabilities; the transaction is expected to close in mid-2024 subject to shareholder and regulatory approvals.

BioNTech Acquires Biotheus

February 3, 2025

Biotechnology

BioNTech SE has completed the acquisition of clinical-stage biotechnology company Biotheus for $800 million in cash and ADS consideration plus up to $150 million in milestone payments. The deal gives BioNTech full global rights to BNT327 and Biotheus' antibody platform, and adds a local R&D hub and biologics manufacturing facility in China to BioNTech's network to support its oncology strategy.