Merck KGaA has struck a deal to buy U.S. biotech company SpringWorks Therapeutics for an equity value of $3.9 billion to add rare cancer therapies ahead of expected revenue losses linked to expiring patents.

Germany’s Merck KGaA agreed to acquire U.S. biopharmaceutical company SpringWorks Therapeutics for around $3.9 billion, in a bid to expand its oncology and rare disease business.The German life-sciences and chemicals company said Monday that the deal seeks to strengthen its healthcare segment and to expand its presence in the U.

Planned acquisition will strengthen the US presence of Merck Healthcare and expand reach of SpringWorks’ therapeutic innovations to more patients with rare tumors worldwide,' Merck says - Anadolu Ajan