Dr. Robert E. Powers

Cooley advised EsoBiotec, a biotechnology company pioneering in vivo cell therapies that has demonstrated promising early clinical activity, on its definitive agreement to be acquired by AstraZeneca (London Stock Exchange/Nasdaq Stockholm/Nasdaq: AZN) for up to $1 billion on a cash- and debt-free basis.

Cooley advised Araris Biotech, a Swiss biotechnology company developing next-generation antibody-drug conjugates, on its definitive agreement to be acquired by Japan-based Taiho Pharmaceutical for up to $1.14 billion in cash.

Cooley advised Poseida Therapeutics, a clinical-stage allogeneic cell therapy and genetic medicines company advancing differentiated nonviral treatments for patients with cancer, autoimmune and rare diseases, on its merger agreement to be acquired by Roche at a price of $9 per share in cash at closing, plus a non-tradable contingent value right to receive up to an aggregate of $4 per share in cash, payable upon achievement of specified milestones. The price payable at closing represents a total equity value of up to $1.5 billion and a premium of approximately 215% to Poseida’s closing share price on November 25, 2024. Cooley previously represented Poseida in its initial public offering, equity and debt transactions, and collaboration agreements, including its collaboration agreement with Roche.