BioNTech Acquires Biotheus

Pharmaron Acquires 82.54% of Biortus Biosciences

October 28, 2025

Healthcare Services

Pharmaron Beijing Co., Limited has entered into a definitive Share Purchase Agreement to acquire 82.54% of Biortus Biosciences Co., Ltd. and its affiliates. The transaction is expected to close after satisfaction of customary closing conditions and is intended to strengthen Pharmaron’s structure-based drug discovery and protein science capabilities.

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

July 27, 2021

Biotechnology

Amgen agreed to acquire clinical-stage biotechnology company Teneobio for $900 million in upfront cash plus potential contingent milestone payments up to $1.6 billion. The acquisition adds Teneobio's heavy-chain antibody discovery platform, bispecific/multispecific antibody technologies and a Phase 1 T-cell engager (TNB-585), strengthening Amgen's antibody research capabilities and oncology pipeline.

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.

Genmab A/S Acquires Merus N.V. via Tender Offer

December 12, 2025

Biotechnology

Genmab A/S, through its wholly owned purchaser Genmab Holding II B.V., completed a tender offer to acquire outstanding common shares of Merus N.V. for $97.00 per share and commenced a subsequent offering period. The acquisition adds Merus' lead late‑stage oncology asset petosemtamab to Genmab's portfolio, expanding its antibody therapeutics pipeline and expected to be accretive to EBITDA by 2029.

Concentra Biosciences (Tang Capital) to Acquire Theseus Pharmaceuticals

December 22, 2023

Biotechnology

Concentra Biosciences, a vehicle controlled by Tang Capital Partners, has entered into a definitive merger agreement to acquire clinical-stage biotech Theseus Pharmaceuticals for $3.90–$4.05 per share in cash plus a contingent value right tied to future program licensing/disposition proceeds. The transaction will be effected by a tender offer and is expected to close in February 2024, subject to customary conditions and the availability of required cash at closing.

Novartis Acquires Anthos Therapeutics for Up to $3.1B

February 11, 2025

Pharmaceuticals

Blackstone Life Sciences and Anthos Therapeutics announced that Novartis will acquire Anthos for up to $3.1 billion, including a $925 million upfront payment to Anthos shareholders. The deal is expected to close in the first half of 2025, subject to customary closing conditions and regulatory approvals. Novartis later completed the acquisition, valuing the transaction at up to $3.1 billion with the $925 million upfront payment.