Ipsen to Acquire ImCheck Therapeutics

Ipsen Acquires Epizyme to Expand Oncology Portfolio

August 12, 2022

Pharmaceuticals

Ipsen completed its acquisition of Epizyme under a definitive merger agreement, acquiring all outstanding shares for $1.45 per share plus a contingent value right (CVR) of $1.00 per share. The deal expands Ipsen’s oncology portfolio with Epizyme’s lead medicine Tazverik (tazemetostat) and development candidate EZM0414, among other preclinical programs.

Sun Pharma Acquires Checkpoint Therapeutics

May 30, 2025

Biotechnology

Sun Pharmaceutical Industries Limited has completed the acquisition of Checkpoint Therapeutics, Inc., acquiring all outstanding shares for $4.10 per share in cash plus a contingent value right. The deal gives Sun Pharma ownership of UNLOXCYT (cosibelimab-ipdl), the FDA-approved anti-PD-L1 therapy for advanced cutaneous squamous cell carcinoma, and expands its oncology/onco-derm product portfolio.

Regeneron Acquires Checkmate Pharmaceuticals

April 19, 2022

Biotechnology

Regeneron Pharmaceuticals agreed to acquire Checkmate Pharmaceuticals in an all-cash transaction valuing Checkmate at approximately $250 million (at $10.50 per share). The acquisition brings Checkmate's lead investigational immune activator, vidutolimod (a VLP-delivered TLR9 agonist), into Regeneron’s immuno-oncology portfolio to accelerate development and enable combination strategies across tumor types.

Ipsen Acquires Albireo Pharma

January 9, 2023

Biotechnology

Ipsen has agreed to acquire Albireo Pharma in a cash tender offer of $42.00 per share plus a contingent value right (CVR) tied to FDA approval in biliary atresia, in a transaction intended to expand Ipsen's Rare Disease portfolio. The acquisition brings Albireo's approved pediatric liver drug Bylvay (odevixibat) and a pipeline of bile-acid modulators into Ipsen's global R&D and commercial capabilities.

Merck Acquires Imago BioSciences for $1.35 Billion

November 21, 2022

Biotechnology

Merck (MSD) entered into a definitive agreement to acquire clinical-stage biopharmaceutical company Imago BioSciences in an all-cash deal valued at approximately $1.35 billion (=$36.00 per share). Merck will commence a tender offer for all outstanding shares, with the transaction expected to close in the first quarter of 2023, subject to customary conditions.

Shionogi Inc. Acquires Qpex Biopharma, Inc.

June 26, 2023

Pharmaceuticals

Shionogi Inc., the U.S. subsidiary of Shionogi & Co., Ltd., entered into a definitive agreement to acquire San Diego-based clinical-stage antimicrobial developer Qpex Biopharma, Inc. The acquisition (upfront $100 million plus up to $40 million in milestones) brings Qpex's investigational beta-lactamase inhibitor xeruborbactam and expands Shionogi's infectious disease R&D capabilities and pipeline.