Experience

Sean Clayton

    • Phathom Pharmaceuticals - $209 Million IPO 


    • Exagen Diagnostics – $58 Million IPO  


    • Satsuma Pharmaceuticals – $83 Million IPO  


    • Gossamer Bio – $317 Million IPO 


    • ViaCyte: $80 Million Series D Financing 


    • Crinetics Pharmaceuticals – $117 Million IPO 


    • NantKwest IPO - $238 Million IPO 


    • NantKwest – $238 Million IPO 


    • Horizon Pharma to Acquire Hyperion Therapeutics for $1.1 Billion 


    • Horizon Pharma Acquires Hyperion Therapeutics for $1.1 Billion 


    • Horizon Pharma Completes $400 Million Exchangeable Senior Notes Offering 


    • TRACON Pharmaceuticals Completes Initial Public Offering 


    • Ionis Pharmaceuticals Completes Rule 144A Offering of $500 Million of Convertible Senior Notes 


    • Ionis Pharmaceuticals Completes Rule 144A Offering $500 Million of Convertible Senior Notes 


    • Horizon Pharma Acquires Vidara Therapeutics and Enters Five-Year $300 Million Term Loan Facility 


    • Vital Therapies Initial Public Offering 


    • Cooley Advises Underwriters on Vital Therapies IPO 


    • Horizon Pharma $660 Million Acquisition of Vidara Therapeutics 


    • Horizon Pharma Acquires Vidara Therapeutics and Enters Five-Year $300 Million Term Loan Facility 


    • Flexion $74 Million Initial Public Offering 


    • Cooley Advised Flexion on Initial Public Offering 


    • Receptos, Inc. Initial Public Offering 


    • Insys Therapeutics IPO