Denver – February 24, 2026 – Cooley advised Slate Medicines, a privately held biotech company advancing next-generation therapeutics for headache disorders, on the close of a $130 million Series A financing alongside the in-licensing of SLTE-1009, an anti-pituitary adenylate cyclase-activating polypeptide (PACAP) monoclonal antibody licensed from DartsBio Pharmaceuticals (Guangdong).

The financing was co-led by RA Capital Management, Forbion and Foresite Capital with participation from an additional undisclosed biotech investor.

Lawyers Mike Nelson, James Schneider, Geoffrey Spolyar, Won Lee, Lanny Holstein, Mark Jones and Sarah Oliai led the Cooley team advising Slate Medicines.

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