SERB Pharmaceuticals Acquires Y-mAbs Therapeutics

Laboratoires SERB (Charterhouse-backed) to acquire BTG Specialty Pharmaceuticals from Boston Scientific

December 1, 2020

Pharmaceuticals

Charterhouse Capital Partners–backed Laboratoires SERB has agreed to acquire BTG Specialty Pharmaceuticals from Boston Scientific. The deal expands SERB’s portfolio of emergency and critical‑care medicines (including CroFab, DigiFab and Voraxaze), strengthening its manufacturing capabilities and global commercial reach.

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.

Valerio Therapeutics Acquires Emglev Therapeutics

September 29, 2024

Biotechnology

Valerio Therapeutics S.A. completed the acquisition of Emglev Therapeutics on September 29, 2024, transferring Emglev's proprietary synthetic single-domain antibody (sdAb) platform into a newly formed Valerio subsidiary, Valour Bio. The deal was structured as a cash sale of shares combined with a contribution-in-kind (Emglev shares exchanged for Valour Bio shares), making Emglev shareholders shareholders of Valour Bio and positioning Valour Bio to advance sdAb discovery and development across oncology and inflammatory/autoimmune indications.

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.

Takeda Acquires Adaptate Biotherapeutics

January 10, 2022

Biotechnology

Takeda Pharmaceutical Company Limited has exercised its option to acquire Adaptate Biotherapeutics, a UK biotechnology spin-out focused on antibody-based γδ T cell engager therapies for solid tumors. The acquisition gives Takeda Adaptate’s antibody-based γδ T cell engager platform and preclinical pipeline to strengthen Takeda’s immuno-oncology capabilities and accelerate development of Vδ1‑targeting therapies.

Gilead Sciences Acquires CymaBay Therapeutics for $4.3 Billion

February 12, 2024

Biotechnology

Gilead Sciences has completed the acquisition of CymaBay Therapeutics for approximately $4.3 billion, paying $32.50 per share in cash. The deal adds CymaBay's investigational PPARδ agonist seladelpar for primary biliary cholangitis (PBC) to Gilead's liver-disease portfolio and is expected to accelerate development and potential commercialization of the therapy.